linux-2.6
18 years ago[MIPS] jiffies_to_compat_timeval fix
Atsushi Nemoto [Mon, 20 Feb 2006 16:25:06 +0000 (01:25 +0900)] 
[MIPS] jiffies_to_compat_timeval fix

The last argument of div_long_long_rem() must be long.

Signed-off-by: Atsushi Nemoto <anemo@mba.ocn.ne.jp>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
18 years ago[MIPS] Add topology_init.
Rojhalat Ibrahim [Mon, 20 Feb 2006 13:35:27 +0000 (13:35 +0000)] 
[MIPS] Add topology_init.

A recent patch introduced cpu topology in sysfs.  When you run a kernel
with SMP and sysfs enabled, you now get an Oops on boot. The following
patch fixes that by adding topology_init to arch/mips/kernel/smp.c. The
code is copied from arch/s390/kernel/smp.c.

Signed-off-by: Rojhalat Ibrahim <imr@rtschenk.de>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
18 years ago[MIPS] Fix compiler warnings in arch/mips/sibyte/bcm1480/irq.c
Martin Michlmayr [Mon, 20 Feb 2006 04:57:00 +0000 (04:57 +0000)] 
[MIPS] Fix compiler warnings in arch/mips/sibyte/bcm1480/irq.c

Fix the following compiler warnings:

  CC      arch/mips/sibyte/bcm1480/irq.o
arch/mips/sibyte/bcm1480/irq.c: In function ‘bcm1480_set_affinity’:
arch/mips/sibyte/bcm1480/irq.c:168: warning: ISO C90 forbids mixed declarations and code
arch/mips/sibyte/bcm1480/irq.c: In function ‘ack_bcm1480_irq’:
arch/mips/sibyte/bcm1480/irq.c:230: warning: ISO C90 forbids mixed declarations and code

Signed-off-by: Martin Michlmayr <tbm@cyrius.com>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
18 years ago[MIPS] Follow Uli's latest *at syscall changes.
Ralf Baechle [Tue, 14 Feb 2006 14:22:10 +0000 (14:22 +0000)] 
[MIPS] Follow Uli's latest *at syscall changes.

(This really is only the half of the patch which was forgotten in
326a625748535c4cdb1c632b1dcb07030989a393 ...)

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
18 years ago[MIPS] Sibyte: Config option names shouldn't be prefixed with CONFIG_
Ralf Baechle [Thu, 10 Nov 2005 16:32:14 +0000 (16:32 +0000)] 
[MIPS] Sibyte: Config option names shouldn't be prefixed with CONFIG_

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
18 years ago[MIPS] Sibyte: #if CONFIG_* doesn't fly.
Ralf Baechle [Thu, 10 Nov 2005 16:35:03 +0000 (16:35 +0000)] 
[MIPS] Sibyte: #if CONFIG_* doesn't fly.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
18 years ago[MIPS] N32: Make sure pointer is good before passing it to sys_waitid().
Ralf Baechle [Sun, 19 Feb 2006 03:42:11 +0000 (03:42 +0000)] 
[MIPS] N32: Make sure pointer is good before passing it to sys_waitid().

After all we're calling sys_waitid() with fs set to KERNEL_DS ...

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
18 years ago[MIPS] N32: Fix N32 rt_sigtimedwait and rt_sigsuspend breakage.
Ralf Baechle [Sat, 18 Feb 2006 22:47:26 +0000 (22:47 +0000)] 
[MIPS] N32: Fix N32 rt_sigtimedwait and rt_sigsuspend breakage.

Originally found through an oops in the Gentoo N32 userland build; patch
based on original patch by Daniel Jacobwitz.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
18 years ago[MIPS] Reformat _sys32_rt_sigsuspend with tabs instead of space for consistency.
Ralf Baechle [Sat, 18 Feb 2006 18:20:47 +0000 (18:20 +0000)] 
[MIPS] Reformat _sys32_rt_sigsuspend with tabs instead of space for consistency.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
18 years ago[MIPS] Make do_signal32 return void.
Martin Michlmayr [Sat, 18 Feb 2006 15:21:30 +0000 (15:21 +0000)] 
[MIPS] Make do_signal32 return void.

do_signal has been changed to return void since the "return value is
ignored everywhere".  Convert do_signal32 accordingly.

Signed-off-by: Martin Michlmayr <tbm@cyrius.com>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
18 years ago[MIPS] Add support for TIF_RESTORE_SIGMASK for signal32
Martin Michlmayr [Sat, 18 Feb 2006 14:55:45 +0000 (14:55 +0000)] 
[MIPS] Add support for TIF_RESTORE_SIGMASK for signal32

Following the recent implementation of TIF_RESTORE_SIGMASK in
arch/mips/kernel/signal.c, 64-bit kernels with 32-bit user-land
compatibility oops when starting init.  signal32.c needs to be
converted to use TIF_RESTORE_SIGMASK too.

Signed-off-by: Martin Michlmayr <tbm@cyrius.com>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
18 years ago[MIPS] Fixes for uaccess.h with gcc >= 4.0.1
Atsushi Nemoto [Tue, 14 Feb 2006 06:57:50 +0000 (15:57 +0900)] 
[MIPS] Fixes for uaccess.h with gcc >= 4.0.1

It seems current get_user() incorrectly sign-extend an unsigned int
value on 64bit kernel.  I think this is because '(__typeof__(val))'
cast in final assignment.  I suppose the cast should be
'(__typeof__(*(addr))'.

Signed-off-by: Atsushi Nemoto <anemo@mba.ocn.ne.jp>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
18 years ago[MIPS] Make integer overflow exceptions in kernel mode fatal.
Ralf Baechle [Tue, 14 Feb 2006 21:04:54 +0000 (21:04 +0000)] 
[MIPS] Make integer overflow exceptions in kernel mode fatal.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
18 years ago[PATCH] kjournald keeps reference to namespace
Björn Steinbrink [Sat, 18 Feb 2006 17:12:43 +0000 (18:12 +0100)] 
[PATCH] kjournald keeps reference to namespace

In daemonize() a new thread gets cleaned up and 'merged' with init_task.
The current fs_struct is handled there, but not the current namespace.

This adds the namespace part.

[ Eric Biederman pointed out the namespace wrappers, and also notes that
  we can't ever count on using our parents namespace because we already
  have called exit_fs(), which is the only way to the namespace from a
  process. ]

Signed-off-by: Björn Steinbrink <B.Steinbrink@gmx.de>
Acked-by: Eric Biederman <ebiederm@xmission.com>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
18 years agoMerge branch 'drm-patches' of git://git.kernel.org/pub/scm/linux/kernel/git/airlied...
Linus Torvalds [Tue, 21 Feb 2006 04:23:14 +0000 (20:23 -0800)] 
Merge branch 'drm-patches' of git://git./linux/kernel/git/airlied/drm-2.6

18 years agoMerge branch 'fixes.b8' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/bird
Linus Torvalds [Tue, 21 Feb 2006 04:09:44 +0000 (20:09 -0800)] 
Merge branch 'fixes.b8' of git://git./linux/kernel/git/viro/bird

18 years agoMerge master.kernel.org:/pub/scm/linux/kernel/git/davej/agpgart
Linus Torvalds [Tue, 21 Feb 2006 04:08:23 +0000 (20:08 -0800)] 
Merge /pub/scm/linux/kernel/git/davej/agpgart

18 years agoMerge git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc-merge
Linus Torvalds [Tue, 21 Feb 2006 04:05:45 +0000 (20:05 -0800)] 
Merge git://git./linux/kernel/git/paulus/powerpc-merge

18 years ago[PATCH] H8/300: CONFIG_CONFIG_ doesn't fly.
Ralf Baechle [Mon, 20 Feb 2006 12:41:55 +0000 (12:41 +0000)] 
[PATCH] H8/300: CONFIG_CONFIG_ doesn't fly.

All actual uses of the symbol refer to CONFIG_SH_STANDARD_BIOS so this
option could never be activated on H8/300.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
18 years agoMerge master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
Linus Torvalds [Tue, 21 Feb 2006 04:03:01 +0000 (20:03 -0800)] 
Merge /pub/scm/linux/kernel/git/davem/net-2.6

18 years ago[PATCH] m32r: update sys_tas() routine
Hirokazu Takata [Tue, 21 Feb 2006 02:28:17 +0000 (18:28 -0800)] 
[PATCH] m32r: update sys_tas() routine

This patch updates and fixes sys_tas() routine for m32r.

In the previous implementation, a lockup rarely caused at sys_tas()
routine in SMP environment.

> > The problem is that touching *addr will generate an oops if that page isn't
> > paged in.  If we convert it to use get_user() then that's an improvement,
> > but we must not run get_user() under spinlock or local_irq_disable().

I rewrote sys_tas() routine by using "lock -> unlock" instructions, and
utilizing the m32r's interrupt handling characteristics; the m32r processor
can accept interrupts only at the 32-bit instruction boundary.  So, the
"unlock" instruction can be executed continuously after the "lock"
instruction execution without any interruptions.

In addition, to solve such a page_fault problem, I use a fixup code like
get_user().

And, as for the kernel lockup problem, we found that a calling
do_page_fault() routine with disabling interrupts might cause a lockup at
flush_tlb_others(), because we checked a completion of IPI handler's
operations in a spin-locked critical section.

Therefore, by using "lock -> unlock" code, we can implement the sys_tas()
rouitine without disabling interrupts explicitly, then no lockups would
happen at flush_tlb_others(), I hope.

Compile check and some working test in SMP environment have done.

Signed-off-by: Hirokazu Takata <takata@linux-m32r.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
18 years ago[PATCH] m32r: __cmpxchg_u32 fix
Hirokazu Takata [Tue, 21 Feb 2006 02:28:15 +0000 (18:28 -0800)] 
[PATCH] m32r: __cmpxchg_u32 fix

This patch fixes a bug of include/asm-m32r/system.h:__cmpxchg_u32().

  static __inline__ unsigned long
  __cmpxchg_u32(volatile unsigned int *p, unsigned int old, unsigned int new);

In __cmpxchg_u32(), the "old" value must not be changed to the previous "*p"
value.  But the former code modifies the previous "*p" value.

A deadlock at _atomic_dec_and_lock sometimes happened due to this bug.

Signed-off-by: Hayato Fujiwara <fujiwara@linux-m32r.org>
Signed-off-by: Hirokazu Takata <takata@linux-m32r.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
18 years ago[PATCH] s390: revert dasd eer module
Heiko Carstens [Tue, 21 Feb 2006 02:28:14 +0000 (18:28 -0800)] 
[PATCH] s390: revert dasd eer module

Revert dasd eer module until we have a common understanding of how the
interface should be.

Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
18 years ago[PATCH] s390: dasd reference counting
Peter Oberparleiter [Tue, 21 Feb 2006 02:28:13 +0000 (18:28 -0800)] 
[PATCH] s390: dasd reference counting

When using the dasd diag discipline, the base discipline module (eckd or fba)
can be unloaded, even though the dasd driver requires both discipline modules
(base and diag) to work correctly.

Implement reference counting for both base and diag discipline modules in
order to fix this.

Signed-off-by: Peter Oberparleiter <peter.oberparleiter@de.ibm.com>
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
18 years ago[PATCH] s390: V=V qdio fixes
Frank Pavlic [Tue, 21 Feb 2006 02:28:12 +0000 (18:28 -0800)] 
[PATCH] s390: V=V qdio fixes

Using FCP devices with V=V support, the input queue stalled when CCQ 97 had
been returned in qdio_do_eqbs.  When this happen we have to reissue the eqbs
instruction.

Another bug was when V=V was enabled we checked if hardware has SIGA-sync
support.  If not we returned with 0 from tiqdio_is_inbound_q_done.  Thus qdio
lost initiative on FCP devices and input queue stalled.  Running devices in
V=V there is no SIGA-sync support but nevertheless we have to process
tiqdio_is_inbound_q_done either.

Signed-off-by: Frank Pavlic <fpavlic@de.ibm.com>
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
18 years ago[PATCH] radeonfb: resume support for Samsung P35 laptops
Carl-Daniel Hailfinger [Tue, 21 Feb 2006 02:28:11 +0000 (18:28 -0800)] 
[PATCH] radeonfb: resume support for Samsung P35 laptops

Make resume from suspend-to-ram possible for Samsung P35 laptops.

The radeon mobility 9700 chip on Samsung P35 laptops locks up everything on
resume from suspend-to-ram if it is not reinitialized.

VGA compatible controller: ATI Technologies Inc RV350 [Mobility Radeon 9600 M10]
Class 0300: 1002:4e50
       Subsystem: 144d:c00c

Unfortunately, the DMI strings are mostly identical for all Samsung
laptops.  So we match the PCI ID and subsystem ID of the graphics card
which is unique for each Samsung laptop model.

Signed-off-by: Carl-Daniel Hailfinger <c-d.hailfinger.devel.2006@gmx.net>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
18 years ago[PATCH] drivers/fc4/fc.c: memset correct length
Alexey Dobriyan [Tue, 21 Feb 2006 02:28:10 +0000 (18:28 -0800)] 
[PATCH] drivers/fc4/fc.c: memset correct length

Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
18 years ago[PATCH] mm/mempolicy.c: fix 'if ();' typo
Alexey Dobriyan [Tue, 21 Feb 2006 02:28:10 +0000 (18:28 -0800)] 
[PATCH] mm/mempolicy.c: fix 'if ();' typo

[akpm; it happens that the code was still correct, only inefficient ]

Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Cc: Christoph Lameter <christoph@lameter.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
18 years ago[PATCH] ipw2200: Suppress warning message
Zhu Yi [Tue, 21 Feb 2006 02:28:09 +0000 (18:28 -0800)] 
[PATCH] ipw2200: Suppress warning message

The following message will be only printed if DEBUG_NOTIF is on.  "Unknown
notification: subtype=40,flags=0xa0,size=40"

Signed-off-by: Zhu Yi <yi.zhu@intel.com>
Cc: James Ketrenos <jketreno@linux.intel.com>
Cc: Jeff Garzik <jgarzik@pobox.com>
Cc: "John W. Linville" <linville@tuxdriver.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
18 years ago[PATCH] Fix compile for CONFIG_SYSVIPC=n or CONFIG_SYSCTL=n
Stephen Rothwell [Tue, 21 Feb 2006 02:28:08 +0000 (18:28 -0800)] 
[PATCH] Fix compile for CONFIG_SYSVIPC=n or CONFIG_SYSCTL=n

The compat syscalls are added to sys_ni.c since they are not defined if the
above CONFIG options are off.  Also, nfs would not build with CONFIG_SYSCTL
off.

Noticed by Arthur Othieno.

Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: Trond Myklebust <trond.myklebust@fys.uio.no>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
18 years ago[PATCH] Fix undefined symbols for nommu architecture
Luke Yang [Tue, 21 Feb 2006 02:28:07 +0000 (18:28 -0800)] 
[PATCH] Fix undefined symbols for nommu architecture

Signed-off-by: Luke Yang <luke.adi@gmail.com>
Acked-by: David Howells <dhowells@redhat.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
18 years ago[PATCH] powermac: Fix loss of ethernet PHY on sleep
Benjamin Herrenschmidt [Tue, 21 Feb 2006 02:28:06 +0000 (18:28 -0800)] 
[PATCH] powermac: Fix loss of ethernet PHY on sleep

Some recent PowerBook models tend to lose the ethernet PHY on
suspend/resume.  It -seems- that they use a combo ethernet-firewire PHY
chip and the firewire PHY seems to die the same way when that happens.  Not
trying to toggle the firewire cable power appears to fix it.  So this patch
disables changes to the firewire cable power control GPIO on those models.

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Jeff Garzik <jgarzik@pobox.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
18 years ago[PATCH] v9fs: update documentation and fix debug flag
Eric Van Hensbergen [Tue, 21 Feb 2006 02:28:05 +0000 (18:28 -0800)] 
[PATCH] v9fs: update documentation and fix debug flag

Minor updates to the documentation to bring them into sync with current
websites and available features.  The debug flag was switched back to hex
to match the documentation.

Signed-off-by: Eric Van Hensbergen <ericvh@gmail.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
18 years ago[PATCH] pktcdvd: Only return -EROFS when appropriate
Peter Osterlund [Tue, 21 Feb 2006 02:28:04 +0000 (18:28 -0800)] 
[PATCH] pktcdvd: Only return -EROFS when appropriate

When attempting to open the device for writing, only return -EROFS if the disc
appears to be readable but not writable.

Signed-off-by: Peter Osterlund <petero2@telia.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
18 years ago[PATCH] pktcdvd: Fix the logic in the pkt_writable_track function
Peter Osterlund [Tue, 21 Feb 2006 02:28:04 +0000 (18:28 -0800)] 
[PATCH] pktcdvd: Fix the logic in the pkt_writable_track function

Fix the pkt_writable_track() function to make it work correctly for all types
of CD/DVD discs.

Signed-off-by: Peter Osterlund <petero2@telia.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
18 years ago[PATCH] pktcdvd: Remove useless printk statements
Peter Osterlund [Tue, 21 Feb 2006 02:28:03 +0000 (18:28 -0800)] 
[PATCH] pktcdvd: Remove useless printk statements

Writing the detected disc type in the kernel log is not useful during normal
use of the driver, so remove the printk statements.

Signed-off-by: Peter Osterlund <petero2@telia.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
18 years ago[PATCH] pktcdvd: Rename functions and make their return values sane
Peter Osterlund [Tue, 21 Feb 2006 02:28:02 +0000 (18:28 -0800)] 
[PATCH] pktcdvd: Rename functions and make their return values sane

Boolean functions should return non-zero when they mean "true", otherwise the
calling code looks weird.  (As suggested by Linus.)

Signed-off-by: Peter Osterlund <petero2@telia.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
18 years ago[PATCH] pktcdvd: Correctly set rq->cmd_len in pkt_generic_packet()
Peter Osterlund [Tue, 21 Feb 2006 02:28:01 +0000 (18:28 -0800)] 
[PATCH] pktcdvd: Correctly set rq->cmd_len in pkt_generic_packet()

It looks like the code in pkt_generic_packet() worked by luck in the past, but
after commit 186d330e682210100c671355580a8592e4a21692 leaving rq->cmd_len
uninitialized doesn't work any more.

Signed-off-by: Peter Osterlund <petero2@telia.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
18 years ago[PATCH] Fix snd-usb-audio in 32-bit compat environment
Juergen Kreileder [Tue, 21 Feb 2006 02:28:00 +0000 (18:28 -0800)] 
[PATCH] Fix snd-usb-audio in 32-bit compat environment

I'm getting oopses with snd-usb-audio in 32-bit compat environments:
control_compat.c:get_ctl_type() doesn't initialize 'info', so
'itemlist[uinfo->value.enumerated.item]' in
usbmixer.c:mixer_ctl_selector_info() might access random memory (The 'if
((int)uinfo->value.enumerated.item >= cval->max)' doesn't fix all problems
because of the unsigned -> signed conversion.)

Signed-off-by: Juergen Kreileder <jk@blackdown.de>
Cc: Jaroslav Kysela <perex@suse.cz>
Acked-by: Takashi Iwai <tiwai@suse.de>
Cc: Greg KH <greg@kroah.com>
Cc: <stable@kernel.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
18 years ago[PATCH] Fix units in mbind check
Andi Kleen [Tue, 21 Feb 2006 02:27:59 +0000 (18:27 -0800)] 
[PATCH] Fix units in mbind check

maxnode is a bit index and can't be directly compared against a byte length
like PAGE_SIZE

Signed-off-by: Andi Kleen <ak@suse.de>
Cc: Chris Wright <chrisw@sous-sol.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
18 years ago[PATCH] suspend-to-ram: allow video options to be set at runtime
Pavel Machek [Tue, 21 Feb 2006 02:27:58 +0000 (18:27 -0800)] 
[PATCH] suspend-to-ram: allow video options to be set at runtime

Currently, acpi video options can only be set on kernel command line.  That's
little inflexible; I'd like userland s2ram application that just works, and
modifying kernel command line according to whitelist is not fun.  It is better
to just allow s2ram application to set video options just before suspend
(according to the whitelist).

This implements sysctl to allow setting suspend video options without reboot.

(akpm: Documentation updates for this new sysctl are pending..)

Signed-off-by: Pavel Machek <pavel@suse.cz>
Cc: "Brown, Len" <len.brown@intel.com>
Cc: "Antonino A. Daplas" <adaplas@pol.net>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
18 years ago[PATCH] cpu hotplug documentation fix
Heiko Carstens [Tue, 21 Feb 2006 02:27:58 +0000 (18:27 -0800)] 
[PATCH] cpu hotplug documentation fix

Looks like there was a merge conflict when patches
8f8b1138fc9f65e3591aac83a4ee394fef34ac1d and
255acee706b333b79f593dd366f16e1f107cccc3 were applied which wasn't properly
resolved. Fix this and add some additional description.

Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Cc: Ashok Raj <ashok.raj@intel.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
18 years ago[PATCH] x86_64: Don't set CONFIG_DEBUG_INFO in defconfig
Andi Kleen [Tue, 21 Feb 2006 02:27:57 +0000 (18:27 -0800)] 
[PATCH] x86_64: Don't set CONFIG_DEBUG_INFO in defconfig

Undo setting of CONFIG_DEBUG_INFO in the previous defconfig update.  It
will make every build much slower and need more disk space and isn't a good
default.

Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
18 years ago[PATCH] spi: Fix modular master driver remove and device suspend/remove
Stephen Street [Tue, 21 Feb 2006 02:27:56 +0000 (18:27 -0800)] 
[PATCH] spi: Fix modular master driver remove and device suspend/remove

Fix two problems in the spi subsystem:

1) spi subsystem core dumps when modular spi master is unloaded.
2) spi subsystem core dumps when spi slave device is suspended/resumed and
   module slave driver is not loaded.

Signed-off-by: Stephen Street <stephen@streetfiresound.com>
Signed-off-by: David Brownell <dbrownell@users.sourceforge.net>
Cc: Greg KH <greg@kroah.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
18 years ago[PATCH] cfi_cmdset_0001: fix range for cache invalidation
Alexey Korolev [Tue, 21 Feb 2006 02:27:55 +0000 (18:27 -0800)] 
[PATCH] cfi_cmdset_0001: fix range for cache invalidation

I found an issue in cfi_cmdset0001.c.  It is related to cache region
invalidation in the buffered write procedure.

The code performs cache invalidation from "cmd_addr" to "cmd_adr + len" in
do_write_buffer() while we modify region from "adr" to "adr+len".

This issue affects writes + reads of data by small chunks.

Signed-off-by: Nicolas Pitre <nico@cam.org>
Acked-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
18 years ago[PATCH] i386: need to pass virtual address to smp_read_mpc()
Daniel Yeisley [Tue, 21 Feb 2006 02:27:54 +0000 (18:27 -0800)] 
[PATCH] i386: need to pass virtual address to smp_read_mpc()

I'm seeing a kernel panic on an ES7000-600 when booting in virtual wire
mode.  The panic happens because smp_read_mpc() is passed a physical
address, and it should be virtual.  I tested the attached patch on the
ES7000-600 and on a 2 cpu Dell box, and saw no problems on either.

Signed-off-by: Dan Yeisley <dan.yeisley@unisys.com>
Acked-by: Andi Kleen <ak@muc.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
18 years ago[PATCH] Terminate process that fails on a constrained allocation
Christoph Lameter [Tue, 21 Feb 2006 02:27:52 +0000 (18:27 -0800)] 
[PATCH] Terminate process that fails on a constrained allocation

Some allocations are restricted to a limited set of nodes (due to memory
policies or cpuset constraints).  If the page allocator is not able to find
enough memory then that does not mean that overall system memory is low.

In particular going postal and more or less randomly shooting at processes
is not likely going to help the situation but may just lead to suicide (the
whole system coming down).

It is better to signal to the process that no memory exists given the
constraints that the process (or the configuration of the process) has
placed on the allocation behavior.  The process may be killed but then the
sysadmin or developer can investigate the situation.  The solution is
similar to what we do when running out of hugepages.

This patch adds a check before we kill processes.  At that point
performance considerations do not matter much so we just scan the zonelist
and reconstruct a list of nodes.  If the list of nodes does not contain all
online nodes then this is a constrained allocation and we should kill the
current process.

Signed-off-by: Christoph Lameter <clameter@sgi.com>
Cc: Nick Piggin <nickpiggin@yahoo.com.au>
Cc: Andi Kleen <ak@muc.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
18 years ago[PATCH] OOM kill: children accounting
Kurt Garloff [Tue, 21 Feb 2006 02:27:51 +0000 (18:27 -0800)] 
[PATCH] OOM kill: children accounting

In the badness() calculation, there's currently this piece of code:

        /*
         * Processes which fork a lot of child processes are likely
         * a good choice. We add the vmsize of the children if they
         * have an own mm. This prevents forking servers to flood the
         * machine with an endless amount of children
         */
        list_for_each(tsk, &p->children) {
                struct task_struct *chld;
                chld = list_entry(tsk, struct task_struct, sibling);
                if (chld->mm = p->mm && chld->mm)
                        points += chld->mm->total_vm;
        }

The intention is clear: If some server (apache) keeps spawning new children
and we run OOM, we want to kill the father rather than picking a child.

This -- to some degree -- also helps a bit with getting fork bombs under
control, though I'd consider this a desirable side-effect rather than a
feature.

There's one problem with this: No matter how many or few children there are,
if just one of them misbehaves, and all others (including the father) do
everything right, we still always kill the whole family.  This hits in real
life; whether it's javascript in konqueror resulting in kdeinit (and thus the
whole KDE session) being hit or just a classical server that spawns children.

Sidenote: The killer does kill all direct children as well, not only the
selected father, see oom_kill_process().

The idea in attached patch is that we do want to account the memory
consumption of the (direct) children to the father -- however not fully.
This maintains the property that fathers with too many children will still
very likely be picked, whereas a single misbehaving child has the chance to
be picked by the OOM killer.

In the patch I account only half (rounded up) of the children's vm_size to
the parent.  This means that if one child eats more mem than the rest of
the family, it will be picked, otherwise it's still the father and thus the
whole family that gets selected.

This is heuristics -- we could debate whether accounting for a fourth would
be better than for half of it.  Or -- if people would consider it worth the
trouble -- make it a sysctl.  For now I sticked to accounting for half,
which should IMHO be a significant improvement.

The patch does one more thing: As users tend to be irritated by the choice
of killed processes (mainly because the children are killed first, despite
some of them having a very low OOM score), I added some more output: The
selected (father) process will be reported first and it's oom_score printed
to syslog.

Description:

Only account for half of children's vm size in oom score calculation

This should still give the parent enough point in case of fork bombs.  If
any child however has more than 50% of the vm size of all children
together, it'll get a higher score and be elected.

This patch also makes the kernel display the oom_score.

Signed-off-by: Kurt Garloff <garloff@suse.de>
Cc: Rik van Riel <riel@redhat.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
18 years ago[AGPGART] Add some informational printk to nforce GART failure path.
Dave Jones [Mon, 20 Feb 2006 23:34:37 +0000 (18:34 -0500)] 
[AGPGART] Add some informational printk to nforce GART failure path.

Signed-off-by: Dave Jones <davej@redhat.com>
18 years ago[NET]: NETFILTER: remove duplicated lines and fix order in skb_clone().
YOSHIFUJI Hideaki [Mon, 20 Feb 2006 06:32:06 +0000 (22:32 -0800)] 
[NET]: NETFILTER: remove duplicated lines and fix order in skb_clone().

Some of netfilter-related members are initalized / copied twice in
skb_clone(). Remove one.

Pointed out by Olivier MATZ <olivier.matz@6wind.com>.

And this patch also fixes order of copying / clearing members.

Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
18 years ago[NETFILTER]: Fix outgoing redirects to loopback
Patrick McHardy [Mon, 20 Feb 2006 06:29:47 +0000 (22:29 -0800)] 
[NETFILTER]: Fix outgoing redirects to loopback

When redirecting an outgoing packet to loopback, it keeps the original
conntrack reference and information from the outgoing path, which
falsely triggers the check for DNAT on input and the dst_entry is
released to trigger rerouting. ip_route_input refuses to route the
packet because it has a local source address and it is dropped.

Look at the packet itself to dermine if it was NATed. Also fix a
missing inversion that causes unneccesary xfrm lookups.

Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
18 years ago[IRDA]: irda-usb bug fixes
Jean Tourrilhes [Mon, 20 Feb 2006 06:28:25 +0000 (22:28 -0800)] 
[IRDA]: irda-usb bug fixes

This patch fixes 2 bugs in the USB-IrDA code.

The first one is a buffer overrun in the RX path. We are now using
IRDA_SKB_MAX_MTU when initializing the Rx URB.

The second one is a potential stack recursion when unplugging the USB
dongle.  It seems that first we get the Rx URB with a generic error
code, and after a while the Rx URB comes again with a "disconnect"
error code.  Since we are resubmitting the Rx URB immediately after
receiving the first error one, we might enter an endless loop.

When getting an error Rx URB, the patch defers the Rx URB resubmitting
so that it gives us a chance to catch the disconnect one, in case the
dongle has juts been unplugged.

Tested against 2.6.16-rc2.

Patch from Jean Tourrilhes

Signed-off-by: Jean Tourrilhes <jt@hpl.hp.com>
Signed-off-by: Samuel Ortiz <samuel.ortiz@nokia.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
18 years ago[NETFILTER]: Fix NAT PMTUD problems
Patrick McHardy [Mon, 20 Feb 2006 06:26:40 +0000 (22:26 -0800)] 
[NETFILTER]: Fix NAT PMTUD problems

ICMP errors are only SNATed when their source matches the source of the
connection they are related to, otherwise the source address is not
changed. This creates problems with ICMP frag. required messages
originating from a router behind the NAT, if private IPs are used the
packet has a good change of getting dropped on the path to its destination.

Always NAT ICMP errors similar to the original connection.

Based on report by Al Viro.

Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
18 years ago[XFRM]: Fix policy double put
Patrick McHardy [Mon, 20 Feb 2006 06:11:50 +0000 (22:11 -0800)] 
[XFRM]: Fix policy double put

The policy is put once immediately and once at the error label, which results
in the following Oops:

kernel BUG at net/xfrm/xfrm_policy.c:250!
invalid opcode: 0000 [#2]
PREEMPT
[...]
CPU:    0
EIP:    0060:[<c028caf7>]    Not tainted VLI
EFLAGS: 00210246   (2.6.16-rc3 #39)
EIP is at __xfrm_policy_destroy+0xf/0x46
eax: d49f2000   ebx: d49f2000   ecx: f74bd880   edx: f74bd280
esi: d49f2000   edi: 00000001   ebp: cd506dcc   esp: cd506dc8
ds: 007b   es: 007b   ss: 0068
Process ssh (pid: 31970, threadinfo=cd506000 task=cfb04a70)
Stack: <0>cd506000 cd506e34 c028e92b ebde7280 cd506e58 cd506ec0 f74bd280 00000000
       00000214 0000000a 0000000a 00000000 00000002 f7ae6000 00000000 cd506e58
       cd506e14 c0299e36 f74bd280 e873fe00 c02943fd cd506ec0 ebde7280 f271f440
Call Trace:
 [<c0103a44>] show_stack_log_lvl+0xaa/0xb5
 [<c0103b75>] show_registers+0x126/0x18c
 [<c0103e68>] die+0x14e/0x1db
 [<c02b6809>] do_trap+0x7c/0x96
 [<c0104237>] do_invalid_op+0x89/0x93
 [<c01035af>] error_code+0x4f/0x54
 [<c028e92b>] xfrm_lookup+0x349/0x3c2
 [<c02b0b0d>] ip6_datagram_connect+0x317/0x452
 [<c0281749>] inet_dgram_connect+0x49/0x54
 [<c02404d2>] sys_connect+0x51/0x68
 [<c0240928>] sys_socketcall+0x6f/0x166
 [<c0102aa1>] syscall_call+0x7/0xb

Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
18 years ago[PATCH] powerpc: Fix bug in spinup of renumbered secondary threads
Michael Ellerman [Thu, 16 Feb 2006 03:13:53 +0000 (14:13 +1100)] 
[PATCH] powerpc: Fix bug in spinup of renumbered secondary threads

If the logical and physical cpu ids of a secondary thread don't match, we will
fail to spin the thread up on pSeries machines due to a bug in pseries/smp.c

We call the RTAS "start-cpu" method with the physical cpu id, the address of
pSeries_secondary_smp_init and the value to pass that function in r3. Currently
we pass "lcpu", the logical cpu id, but pSeries_secondary_smp_init expects
the physical cpu id in r3.

We should be passing pcpu instead.

Signed-off-by: Michael Ellerman <michael@ellerman.id.au>
Signed-off-by: Paul Mackerras <paulus@samba.org>
18 years ago[PATCH] powerpc: Make UP -> SMP kexec work again
Michael Ellerman [Thu, 16 Feb 2006 03:13:51 +0000 (14:13 +1100)] 
[PATCH] powerpc: Make UP -> SMP kexec work again

For UP to SMP kexec to work we need to jump into pSeries_secondary_smp_init
event on a UP + KEXEC kernel. The secondary cpus will not find their hw_cpu_id
in the paca and so they'll jump into kexec_wait, ready for a kexec.

Signed-off-by: Michael Ellerman <michael@ellerman.id.au>
Signed-off-by: Paul Mackerras <paulus@samba.org>
18 years ago[PATCH] powerpc: Don't start secondary CPUs in a UP && KEXEC kernel
Michael Ellerman [Thu, 16 Feb 2006 03:13:50 +0000 (14:13 +1100)] 
[PATCH] powerpc: Don't start secondary CPUs in a UP && KEXEC kernel

Because smp_release_cpus() is built for SMP || KEXEC, it's not safe to
unconditionally call it from setup_system(). On a UP && KEXEC kernel we'll
start up the secondary CPUs which will then go beserk and we die.

Simple fix is to conditionally call smp_release_cpus() in setup_system(). With
that in place we don't need the dummy definition of smp_release_cpus() because
all call sites are #ifdef'ed either SMP or KEXEC.

Signed-off-by: Michael Ellerman <michael@ellerman.id.au>
Signed-off-by: Paul Mackerras <paulus@samba.org>
18 years ago[PATCH] powerpc: Fix OOPS in lparcfg on G5
Olof Johansson [Thu, 16 Feb 2006 03:40:44 +0000 (21:40 -0600)] 
[PATCH] powerpc: Fix OOPS in lparcfg on G5

Fallback gracefully when reading /proc/ppc64/lparcfg when the /rtas
device node can't be found.

Signed-off-by: Olof Johansson <olof@lixom.net>
Signed-off-by: Paul Mackerras <paulus@samba.org>
18 years ago[PATCH] powerpc: remove duplicate exports
Olaf Hering [Sat, 11 Feb 2006 17:21:47 +0000 (18:21 +0100)] 
[PATCH] powerpc: remove duplicate exports

A few symbols are exported twice, remove them from ppc_ksyms.c
Remove users of sys_ctrler in arch/ppc/

WARNING: vmlinux: duplicate symbol '__delay' previous definition was in vmlinux
WARNING: vmlinux: duplicate symbol '__up' previous definition was in vmlinux
WARNING: vmlinux: duplicate symbol '__down' previous definition was in vmlinux
WARNING: vmlinux: duplicate symbol '__down_interruptible' previous definition was in vmlinux
WARNING: vmlinux: duplicate symbol 'sys_ctrler' previous definition was in vmlinux
WARNING: vmlinux: duplicate symbol 'strncat' previous definition was in vmlinux
WARNING: vmlinux: duplicate symbol 'strncmp' previous definition was in vmlinux
WARNING: vmlinux: duplicate symbol 'strchr' previous definition was in vmlinux
WARNING: vmlinux: duplicate symbol 'strrchr' previous definition was in vmlinux
WARNING: vmlinux: duplicate symbol 'strnlen' previous definition was in vmlinux
WARNING: vmlinux: duplicate symbol 'strpbrk' previous definition was in vmlinux
WARNING: vmlinux: duplicate symbol 'memscan' previous definition was in vmlinux
WARNING: vmlinux: duplicate symbol 'strstr' previous definition was in vmlinux

Signed-off-by: Olaf Hering <olh@suse.de>
Signed-off-by: Paul Mackerras <paulus@samba.org>
18 years agopowerpc: Keep xtime and gettimeofday in sync
Paul Mackerras [Sun, 19 Feb 2006 23:38:56 +0000 (10:38 +1100)] 
powerpc: Keep xtime and gettimeofday in sync

This fixes a regression which was introduced by moving ppc32 to use
the same sort of lockless gettimeofday as ppc64 has been using for
some time.  This involves getting the timebase and performing some
simple arithmetic to convert it to seconds and microseconds.  However,
the factor and offset used there weren't being updated when NTP
varied the tick length using adjtimex.  64-bit didn't notice the
problem because it had a hook in the 32-bit adjtimex compat routine
that attempted to work out what the generic timekeeping code would
do and alter the factor and offset to match.  However, that code
was very complex and it wasn't clear that it still matched what the
generic code would do.

Now we use the generic current_tick_length() routine that was recently
added to check that the current tick will be as long as we expect; if
not we recompute the factor and offset.  This keeps gettimeofday and
xtime in sync.  In addition we check that gettimeofday hasn't got ahead
of xtime on each timer interrupt; if it has, we resync.

Signed-off-by: Paul Mackerras <paulus@samba.org>
18 years ago[PATCH] iomap_copy fallout (m68k)
Al Viro [Fri, 3 Feb 2006 07:06:42 +0000 (02:06 -0500)] 
[PATCH] iomap_copy fallout (m68k)

added __raw_writel(), sanitized include order in iomap_copy.c

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
18 years ago[PATCH] m68k: pm_power_off() breakage
Al Viro [Thu, 19 Jan 2006 00:41:35 +0000 (19:41 -0500)] 
[PATCH] m68k: pm_power_off() breakage

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
18 years ago[PATCH] missing ntohs() in ip6_tunnel
Al Viro [Sat, 18 Feb 2006 21:02:18 +0000 (16:02 -0500)] 
[PATCH] missing ntohs() in ip6_tunnel

->payload_len is net-endian

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
18 years ago[PATCH] m68k: restore disable_irq_nosync()
Al Viro [Thu, 19 Jan 2006 02:22:55 +0000 (21:22 -0500)] 
[PATCH] m68k: restore disable_irq_nosync()

Patch claiming to remove enable_irq_nosync() had left it alive but killed
disable_irq_nosync() instead...

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
18 years ago[PATCH] fix handling of st_nlink on procfs root
Al Viro [Wed, 8 Feb 2006 19:37:40 +0000 (14:37 -0500)] 
[PATCH] fix handling of st_nlink on procfs root

1) it should use nr_processes(), not nr_threads; otherwise we are getting
very confused find(1) and friends, among other things.
2) better do that at stat() time than at every damn lookup in procfs root.

Patch had been sitting in FC4 kernels for many months now...

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
18 years ago[PATCH] don't mangle INQUIRY if cmddt or evpd bits are set
Al Viro [Wed, 8 Feb 2006 19:09:00 +0000 (14:09 -0500)] 
[PATCH] don't mangle INQUIRY if cmddt or evpd bits are set

sbp2.c mangles INQUIRY response in a way that only applies to standard
inquiry data (i.e. when both cmddt and evpd bits are 0).  Leave other cases
alone; e.g. when asking for VPD the length of reply is in byte 3, not 4
and byte 4 is the first byte of device serial number.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
18 years ago[PATCH] GFP_KERNEL allocations in atomic (auditsc)
Al Viro [Sat, 18 Feb 2006 20:41:50 +0000 (15:41 -0500)] 
[PATCH] GFP_KERNEL allocations in atomic (auditsc)

audit_log_exit() is called from atomic contexts and gets explicit
gfp_mask argument; it should use it for all allocations rather
than doing some with gfp_mask and some with GFP_KERNEL.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
18 years agodrm: fix brace placement
Dave Airlie [Sat, 18 Feb 2006 05:30:54 +0000 (16:30 +1100)] 
drm: fix brace placement

Signed-off-by: Dave Airlie <airlied@linux.ie>
18 years agodrm: radeon add r300 TX_CNTL and verify bitblt packets
Dave Airlie [Sat, 18 Feb 2006 04:51:35 +0000 (15:51 +1100)] 
drm: radeon add r300 TX_CNTL and verify bitblt packets

The Xgl on r300 doesn't work unless you add a verify bitblt function to the
DRM, and we need to pass TX_CNTL to flush texture caches.

Signed-off-by: Dave Airlie <airlied@linux.ie>
18 years agodrm: fixup i915 interrupt on X server exit
Dave Airlie [Sat, 18 Feb 2006 04:17:04 +0000 (15:17 +1100)] 
drm: fixup i915 interrupt on X server exit

Fixes: IRQ disabled (i915?) when switchig between gnome themes (gnome-theme-manager)

Signed-off-by: Dave Airlie <airlied@linux.ie>
18 years agoLinux v2.6.16-rc4 v2.6.16-rc4
Linus Torvalds [Fri, 17 Feb 2006 22:23:45 +0000 (14:23 -0800)] 
Linux v2.6.16-rc4

18 years ago[PATCH] ACPI: fix vendor resource length computation
Bjorn Helgaas [Fri, 17 Feb 2006 21:59:50 +0000 (13:59 -0800)] 
[PATCH] ACPI: fix vendor resource length computation

acpi_rs_get_list_length() needs to account for all the vendor-defined data
bytes.  Failing to include these causes buffers to be sized too small,
which causes slab corruption when we later convert AML to resources and run
off the end of the buffer.

This causes slab corruption on machines that use ACPI vendor-defined
resources.  All HP ia64 machines do, and I'm told that some NEC machines
may as well.

Signed-off-by: Bjorn Helgaas <bjorn.helgaas@hp.com>
Cc: "Brown, Len" <len.brown@intel.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
18 years ago[PATCH] sys_mbind sanity checking
Chris Wright [Fri, 17 Feb 2006 21:59:36 +0000 (13:59 -0800)] 
[PATCH] sys_mbind sanity checking

Make sure maxnodes is safe size before calculating nlongs in
get_nodes().

Signed-off-by: Chris Wright <chrisw@sous-sol.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
18 years ago[PATCH] select: time comparison fixes
Andrew Morton [Fri, 17 Feb 2006 21:52:58 +0000 (13:52 -0800)] 
[PATCH] select: time comparison fixes

I got all of these backwards.  We want to return

min(input timeout, new timeout)

to userspace to prevent increasing the time-remaining value.

Thanks to Ernst Herzberg <earny@net4u.de> for reporting and diagnosing.

Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
18 years ago[PATCH] powerpc: Fix accidentally-working typo in __pud_free_tlb
David Gibson [Fri, 17 Feb 2006 21:52:56 +0000 (13:52 -0800)] 
[PATCH] powerpc: Fix accidentally-working typo in __pud_free_tlb

One of the parameters to the __pud_free_tlb() macro for powerpc is
incorrect (see patch) .  We get away with it by accident, because the one
place the macro is called, the second parameter is a variable named "pud".

Signed-off-by: David Gibson <dwg@au1.ibm.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
18 years ago[PATCH] Remove KERN_INFO from middle of printk line
Tim Hockin [Fri, 17 Feb 2006 21:52:54 +0000 (13:52 -0800)] 
[PATCH] Remove KERN_INFO from middle of printk line

Don't print KERN_INFO in the middle of a printk line.
printk(KERN_INFO "OEM ID: %s ",str);
is just above this. This is already fixed up in i386 copy.

Signed-off-by: Martin J. Bligh <mbligh@google.com>
Cc: Andi Kleen <ak@muc.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
18 years ago[PATCH] allow windfarm_pm112 module to load
Johannes Berg [Fri, 17 Feb 2006 21:52:54 +0000 (13:52 -0800)] 
[PATCH] allow windfarm_pm112 module to load

The windfarm_pm112 module relies on smu_sat_get_sdb_partition which is in
windfarm_smu_sat.c but is not exported to modules, so despite Kconfig
having the option to build the pm112 as modules, this can never be loaded.

This patch fixes that by exporting smu_sat_get_sdb_partition with
EXPORT_SYMBOL_GPL

Signed-off-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
18 years ago[PATCH] fuse: fix bug in aborted fuse_release_end()
Miklos Szeredi [Fri, 17 Feb 2006 21:52:52 +0000 (13:52 -0800)] 
[PATCH] fuse: fix bug in aborted fuse_release_end()

There's a rather theoretical case of the BUG triggering in
fuse_reset_request():

  - iget() fails because of OOM after a successful CREATE_OPEN request
  - during IO on the resulting RELEASE request the connection is aborted

Fix and add warning to fuse_reset_request().

Signed-off-by: Miklos Szeredi <miklos@szeredi.hu>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
18 years ago[PATCH] swsusp: fix breakage with swap on LVM
Rafael J. Wysocki [Fri, 17 Feb 2006 21:52:51 +0000 (13:52 -0800)] 
[PATCH] swsusp: fix breakage with swap on LVM

Restore the compatibility with the older code and make it possible to
suspend if the kernel command line doesn't contain the "resume=" argument

Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
Cc: Pavel Machek <pavel@ucw.cz>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
18 years ago[PATCH] s390: sys32_fstatat -> sys32_fstatat64
Heiko Carstens [Fri, 17 Feb 2006 21:52:50 +0000 (13:52 -0800)] 
[PATCH] s390: sys32_fstatat -> sys32_fstatat64

Just rename the compat system call to keep the name consistent with all the
other *64 compat system calls.

Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
18 years ago[PATCH] s390: fix assignment instead of check in ccw_device_set_online()
Cornelia Huck [Fri, 17 Feb 2006 21:52:49 +0000 (13:52 -0800)] 
[PATCH] s390: fix assignment instead of check in ccw_device_set_online()

Fix assignment instead of check in ccw_device_set_online().  Also remove
unneeded assignment in ccw_device_do_sense().

Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
18 years ago[PATCH] s390: smp initialization speed
Heiko Carstens [Fri, 17 Feb 2006 21:52:48 +0000 (13:52 -0800)] 
[PATCH] s390: smp initialization speed

The last changes that introduced the additional_cpus command line parameter
also introduced a regression regarding smp initialization speed.  In
smp_setup_cpu_possible_map() cpu_present_map is set to the same value as
cpu_possible_map.  Especially that means that bits in the present map will be
set for cpus that are not present.  This will cause a slow down in the initial
cpu_up() loop in smp_init() since trying to take cpus online that aren't
present takes a while.

Fix this by setting only bits for present cpus in cpu_present_map and set
cpu_present_map to cpu_possible_map in smp_cpus_done().

Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
18 years ago[PATCH] s390: possible_cpus parameter
Heiko Carstens [Fri, 17 Feb 2006 21:52:47 +0000 (13:52 -0800)] 
[PATCH] s390: possible_cpus parameter

Introduce possible_cpus command line option.  Hard sets the number of bits set
in cpu_possible_map.  Unlike the additional_cpus parameter this one guarantees
that num_possible_cpus() will stay constant even if the system gets rebooted
and a different number of cpus are present at startup.

Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
18 years ago[PATCH] s390: additional_cpus parameter
Heiko Carstens [Fri, 17 Feb 2006 21:52:46 +0000 (13:52 -0800)] 
[PATCH] s390: additional_cpus parameter

Introduce additional_cpus command line option.  By default no additional cpu
can be attached to the system anymore.  Only the cpus present at IPL time can
be switched on/off.  If it is desired that additional cpus can be attached to
the system the maximum number of additional cpus needs to be specified with
this option.

This change is necessary in order to limit the waste of per_cpu data
structures.

Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
18 years ago[PATCH] s390: fix preempt_count of idle thread with cpu hotplug
Heiko Carstens [Fri, 17 Feb 2006 21:52:46 +0000 (13:52 -0800)] 
[PATCH] s390: fix preempt_count of idle thread with cpu hotplug

Set preempt_count of idle_thread to zero before switching off cpu.  Otherwise
the preempt_count will be wrong if the cpu is switched on again since the
thread will be reused.

Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
18 years ago[PATCH] s390: ccw device disbanding
Cornelia Huck [Fri, 17 Feb 2006 21:52:45 +0000 (13:52 -0800)] 
[PATCH] s390: ccw device disbanding

If __ccw_device_disband_start() fails to initiate disbanding, it should finish
with ccw_device_disband_done() (which leaves the device in offline state)
instead of ccw_device_verify_done() (which leaves the device in online state).

Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
18 years ago[PATCH] Introduce CONFIG_DEFAULT_MIGRATION_COST
Ingo Molnar [Fri, 17 Feb 2006 21:52:44 +0000 (13:52 -0800)] 
[PATCH] Introduce CONFIG_DEFAULT_MIGRATION_COST

Heiko Carstens <heiko.carstens@de.ibm.com> wrote:

  The boot sequence on s390 sometimes takes ages and we spend a very long
  time (up to one or two minutes) in calibrate_migration_costs.  The time
  spent there differs from boot to boot.  Also the calculated costs differ
  a lot.  I've seen differences by up to a factor of 15 (yes, factor not
  percent).  Also I doubt that making these measurements make much sense on
  a completely virtualized architecture where you cannot tell how much cpu
  time you will get anyway.

So introduce the CONFIG_DEFAULT_MIGRATION_COST method for an architecture
to set the scheduler migration costs.  This turns off automatic detection
of migration costs.  Makes sense on virtual platforms, where migration
costs are hard to measure accurately.

Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
18 years ago[PATCH] arch/sh/Kconfig: fix the ISA_DMA_API dependencies
Adrian Bunk [Fri, 17 Feb 2006 21:52:42 +0000 (13:52 -0800)] 
[PATCH] arch/sh/Kconfig: fix the ISA_DMA_API dependencies

Jean-Luc Leger <reiga@dspnet.fr.eu.org> found this obvious typo.

Signed-off-by: Adrian Bunk <bunk@stusta.de>
Acked-by: Paul Mundt <lethal@linux-sh.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
18 years ago[PATCH] Infineon TPM: IO-port leakage fix, WTX-bugfix
Marcel Selhorst [Fri, 17 Feb 2006 21:52:41 +0000 (13:52 -0800)] 
[PATCH] Infineon TPM: IO-port leakage fix, WTX-bugfix

Fix IO-port leakage from request_region in case of error during TPM
initialization, adds more pnp-verification and fixes a WTX-bug.

Signed-off-by: Marcel Selhorst <selhorst@crypto.rub.de>
Acked-by: Kylene Jo Hall <kjhall@us.ibm.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
18 years ago[PATCH] fix deadlock in ext2
Peter Staubach [Fri, 17 Feb 2006 21:52:36 +0000 (13:52 -0800)] 
[PATCH] fix deadlock in ext2

Fix a deadlock possible in the ext2 file system implementation.  This
deadlock occurs when a file is removed from an ext2 file system which was
mounted with the "sync" mount option.

The problem is that ext2_xattr_delete_inode() was invoking the routine,
sync_dirty_buffer(), using a buffer head which was previously locked via
lock_buffer().  The first thing that sync_dirty_buffer() does is to lock
the buffer head that it was passed.  It does this via lock_buffer().  Oops.

The solution is to unlock the buffer head in ext2_xattr_delete_inode()
before invoking sync_dirty_buffer().  This makes the code in
ext2_xattr_delete_inode() obey the same locking rules as all other callers
of sync_dirty_buffer() in the ext2 file system implementation.

Signed-off-by: Peter Staubach <staubach@redhat.com>
Cc: <stable@kernel.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
18 years agoMerge branch 'upstream-fixes' of master.kernel.org:/pub/scm/linux/kernel/git/jgarzik...
Linus Torvalds [Fri, 17 Feb 2006 21:47:16 +0000 (13:47 -0800)] 
Merge branch 'upstream-fixes' of /linux/kernel/git/jgarzik/libata-dev

18 years ago[PATCH] Add missing FUA write to sata_mv dma command list
Jens Axboe [Wed, 15 Feb 2006 14:59:25 +0000 (15:59 +0100)] 
[PATCH] Add missing FUA write to sata_mv dma command list

Signed-off-by: Jens Axboe <axboe@suse.de>
Signed-off-by: Jeff Garzik <jgarzik@pobox.com>
18 years ago[PATCH] libata: minor fix for 2.6.16-rc3
Albert Lee [Mon, 13 Feb 2006 10:55:25 +0000 (18:55 +0800)] 
[PATCH] libata: minor fix for 2.6.16-rc3

 - Fix the array index value in ata_rwcmd_protocol() for the added FUA commands.
 - Filter out ATAPI packet command error messages in ata_pio_error()

Signed-off-by: Albert Lee <albertcc@tw.ibm.com>
Signed-off-by: Jeff Garzik <jgarzik@pobox.com>
18 years agoMerge branch 'upstream-fixes' of master.kernel.org:/pub/scm/linux/kernel/git/jgarzik...
Linus Torvalds [Fri, 17 Feb 2006 21:27:40 +0000 (13:27 -0800)] 
Merge branch 'upstream-fixes' of /linux/kernel/git/jgarzik/netdev-2.6

18 years ago[PATCH] Necessary evil to get sata_vsc to initialize with Intel iq3124h hba
Dan Williams [Wed, 14 Dec 2005 20:10:49 +0000 (13:10 -0700)] 
[PATCH] Necessary evil to get sata_vsc to initialize with Intel iq3124h hba

* libata does not care about error interrupts, so handle them locally
* the interrupts that are ignored only appear to happen at init time

Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Signed-off-by: Jeff Garzik <jgarzik@pobox.com>
18 years ago[PATCH] Handle holes in node mask in node fallback list setup
Linus Torvalds [Fri, 17 Feb 2006 19:38:21 +0000 (20:38 +0100)] 
[PATCH] Handle holes in node mask in node fallback list setup

Change the find_next_best_node algorithm to correctly skip
over holes in the node online mask. Previously it would not handle
missing nodes correctly and cause crashes at boot.

[Written by Linus, tested by AK]

Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
18 years ago[PATCH] bonding: fix a locking bug in bond_release
Jay Vosburgh [Wed, 8 Feb 2006 05:17:22 +0000 (21:17 -0800)] 
[PATCH] bonding: fix a locking bug in bond_release

bond_release returns EINVAL without releasing the bond lock if the
slave device is not being bonded by the bond.  The following patch
ensures that the lock is released in this case.

Signed-off-by: Stephen J. Bevan <stephen@dino.dnsalias.com>
Acked-by: Jay Vosburgh <fubar@us.ibm.com>
Signed-off-by: Jeff Garzik <jgarzik@pobox.com>
18 years ago[PATCH] s390: some qeth driver fixes
Frank Pavlic [Tue, 7 Feb 2006 16:04:38 +0000 (17:04 +0100)] 
[PATCH] s390: some qeth driver fixes

[patch 2/2] s390: some qeth driver fixes

From: Frank Pavlic <fpavlic@de.ibm.com>
- fixed kernel panic when using EDDP support in Layer 2 mode
- NULL pointer exception in qeth_set_offline fixed.
- setting EDDP in Layer 2 mode did not set NETIF_F_(SG/TSO)
  flags when device became online.
- use sscanf for parsing and converting IPv4 addresses
  from string to __u8 values.
- qeth_string_to_ipaddr6 fixed. in case of double colon
  the converted IPv6 address out from the string was not correct
  in previous implementation.

Signed-off-by: Frank Pavlic <fpavlic@de.ibm.com>
diffstat:
 qeth.h      |  112 +++++++++++++++++++++++++-----------------------------------
 qeth_eddp.c |   11 ++++-
 qeth_main.c |   17 +++------
 3 files changed, 63 insertions(+), 77 deletions(-)
Signed-off-by: Jeff Garzik <jgarzik@pobox.com>
18 years ago[PATCH] s390: lcs performance enhancements
Frank Pavlic [Tue, 7 Feb 2006 16:04:36 +0000 (17:04 +0100)] 
[PATCH] s390: lcs performance enhancements

[patch 1/2] s390: lcs performance enhancements

From: Klaus Wacker <kdwacker@de.ibm.com>
- When flood pinging (with large packet size) an LCS device,
  about 90 % of all packets are dropped by driver.
- increased number of lcs IO buffers to 32.
- use netif_stop_queue/netif_wake_queue in lcs_start_xmit routine
- don't lock the whole xmit routine but just the piece of code where
  tx_buffer is touched.

Signed-off-by: Frank Pavlic <fpavlic@de.ibm.com>
diffstat:
 lcs.c |   31 +++++++++++++++++--------------
 lcs.h |    2 +-
 2 files changed, 18 insertions(+), 15 deletions(-)
Signed-off-by: Jeff Garzik <jgarzik@pobox.com>
18 years ago[PATCH] smctr warning fix
Andrew Morton [Fri, 10 Feb 2006 10:00:43 +0000 (02:00 -0800)] 
[PATCH] smctr warning fix

drivers/net/tokenring/smctr.c: In function `smctr_load_firmware':
drivers/net/tokenring/smctr.c:2981: warning: assignment discards qualifiers from pointer target type

Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Jeff Garzik <jgarzik@pobox.com>