Commit | Line | Data |
---|---|---|
1da177e4 LT |
1 | #ifndef _LINUX_PRCTL_H |
2 | #define _LINUX_PRCTL_H | |
3 | ||
4 | /* Values to pass as first argument to prctl() */ | |
5 | ||
6 | #define PR_SET_PDEATHSIG 1 /* Second arg is a signal */ | |
7 | #define PR_GET_PDEATHSIG 2 /* Second arg is a ptr to return the signal */ | |
8 | ||
9 | /* Get/set current->mm->dumpable */ | |
10 | #define PR_GET_DUMPABLE 3 | |
11 | #define PR_SET_DUMPABLE 4 | |
12 | ||
13 | /* Get/set unaligned access control bits (if meaningful) */ | |
14 | #define PR_GET_UNALIGN 5 | |
15 | #define PR_SET_UNALIGN 6 | |
16 | # define PR_UNALIGN_NOPRINT 1 /* silently fix up unaligned user accesses */ | |
17 | # define PR_UNALIGN_SIGBUS 2 /* generate SIGBUS on unaligned user access */ | |
18 | ||
19 | /* Get/set whether or not to drop capabilities on setuid() away from uid 0 */ | |
20 | #define PR_GET_KEEPCAPS 7 | |
21 | #define PR_SET_KEEPCAPS 8 | |
22 | ||
23 | /* Get/set floating-point emulation control bits (if meaningful) */ | |
24 | #define PR_GET_FPEMU 9 | |
25 | #define PR_SET_FPEMU 10 | |
26 | # define PR_FPEMU_NOPRINT 1 /* silently emulate fp operations accesses */ | |
27 | # define PR_FPEMU_SIGFPE 2 /* don't emulate fp operations, send SIGFPE instead */ | |
28 | ||
29 | /* Get/set floating-point exception mode (if meaningful) */ | |
30 | #define PR_GET_FPEXC 11 | |
31 | #define PR_SET_FPEXC 12 | |
32 | # define PR_FP_EXC_SW_ENABLE 0x80 /* Use FPEXC for FP exception enables */ | |
33 | # define PR_FP_EXC_DIV 0x010000 /* floating point divide by zero */ | |
34 | # define PR_FP_EXC_OVF 0x020000 /* floating point overflow */ | |
35 | # define PR_FP_EXC_UND 0x040000 /* floating point underflow */ | |
36 | # define PR_FP_EXC_RES 0x080000 /* floating point inexact result */ | |
37 | # define PR_FP_EXC_INV 0x100000 /* floating point invalid operation */ | |
38 | # define PR_FP_EXC_DISABLED 0 /* FP exceptions disabled */ | |
39 | # define PR_FP_EXC_NONRECOV 1 /* async non-recoverable exc. mode */ | |
40 | # define PR_FP_EXC_ASYNC 2 /* async recoverable exception mode */ | |
41 | # define PR_FP_EXC_PRECISE 3 /* precise exception mode */ | |
42 | ||
43 | /* Get/set whether we use statistical process timing or accurate timestamp | |
44 | * based process timing */ | |
45 | #define PR_GET_TIMING 13 | |
46 | #define PR_SET_TIMING 14 | |
47 | # define PR_TIMING_STATISTICAL 0 /* Normal, traditional, | |
48 | statistical process timing */ | |
49 | # define PR_TIMING_TIMESTAMP 1 /* Accurate timestamp based | |
50 | process timing */ | |
51 | ||
52 | #define PR_SET_NAME 15 /* Set process name */ | |
53 | #define PR_GET_NAME 16 /* Get process name */ | |
54 | ||
55 | #endif /* _LINUX_PRCTL_H */ |