4 /* Values to pass as first argument to prctl() */
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 */
9 /* Get/set current->mm->dumpable */
10 #define PR_GET_DUMPABLE 3
11 #define PR_SET_DUMPABLE 4
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 */
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
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 */
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_DISABLED 0 /* FP exceptions disabled */
33 # define PR_FP_EXC_NONRECOV 1 /* async non-recoverable exc. mode */
34 # define PR_FP_EXC_ASYNC 2 /* async recoverable exception mode */
35 # define PR_FP_EXC_PRECISE 3 /* precise exception mode */
37 /* Get/set whether we use statistical process timing or accurate timestamp
38 * based process timing */
39 #define PR_GET_TIMING 13
40 #define PR_SET_TIMING 14
41 # define PR_TIMING_STATISTICAL 0 /* Normal, traditional,
42 statistical process timing */
43 # define PR_TIMING_TIMESTAMP 1 /* Accurate timestamp based
47 #endif /* _LINUX_PRCTL_H */