git.oblomov.eu Git - linux-2.6/commit

author	Alan D. Brunelle <Alan.Brunelle@hp.com>
	Tue, 7 Aug 2007 13:30:23 +0000 (15:30 +0200)
committer	Jens Axboe <jens.axboe@oracle.com>
	Sat, 11 Aug 2007 20:34:48 +0000 (22:34 +0200)
commit	c7149d6bce2561aeaa48caaa1700aa8b3b22008f
tree	cfaeda02f5bb62ccf290369b5bd3a5d3f3801cf9	tree \| snapshot
parent	ec05b297f91a443aa26b74059b573bfad49c9ebb	commit \| diff

Fix remap handling by blktrace

This patch provides more information concerning REMAP operations on block
IOs. The additional information provides clearer details at the user level,
and supports post-processing analysis in btt.

o  Adds in partition remaps on the same device.
o  Fixed up the remap information in DM to be in the right order
o  Sent up mapped-from and mapped-to device information

Signed-off-by: Alan D. Brunelle <alan.brunelle@hp.com>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>

block/ll_rw_blk.c		diff \| blob \| blame \| history
drivers/md/dm.c		diff \| blob \| blame \| history
include/linux/blktrace_api.h		diff \| blob \| blame \| history