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- #ifndef _LINUX_PRCTL_H
- #define _LINUX_PRCTL_H
-
- /* Values to pass as first argument to prctl() */
-
- #define PR_SET_PDEATHSIG 1 /* Second arg is a signal */
- #define PR_GET_PDEATHSIG 2 /* Second arg is a ptr to return the signal */
-
- /* Get/set current->mm->dumpable */
- #define PR_GET_DUMPABLE 3
- #define PR_SET_DUMPABLE 4
-
- /* Get/set unaligned access control bits (if meaningful) */
- #define PR_GET_UNALIGN 5
- #define PR_SET_UNALIGN 6
- # define PR_UNALIGN_NOPRINT 1 /* silently fix up unaligned user accesses */
- # define PR_UNALIGN_SIGBUS 2 /* generate SIGBUS on unaligned user access */
-
- /* Get/set whether or not to drop capabilities on setuid() away from
- * uid 0 (as per security/commoncap.c) */
- #define PR_GET_KEEPCAPS 7
- #define PR_SET_KEEPCAPS 8
-
- /* Get/set floating-point emulation control bits (if meaningful) */
- #define PR_GET_FPEMU 9
- #define PR_SET_FPEMU 10
- # define PR_FPEMU_NOPRINT 1 /* silently emulate fp operations accesses */
- # define PR_FPEMU_SIGFPE 2 /* don't emulate fp operations, send SIGFPE instead */
-
- /* Get/set floating-point exception mode (if meaningful) */
- #define PR_GET_FPEXC 11
- #define PR_SET_FPEXC 12
- # define PR_FP_EXC_SW_ENABLE 0x80 /* Use FPEXC for FP exception enables */
- # define PR_FP_EXC_DIV 0x010000 /* floating point divide by zero */
- # define PR_FP_EXC_OVF 0x020000 /* floating point overflow */
- # define PR_FP_EXC_UND 0x040000 /* floating point underflow */
- # define PR_FP_EXC_RES 0x080000 /* floating point inexact result */
- # define PR_FP_EXC_INV 0x100000 /* floating point invalid operation */
- # define PR_FP_EXC_DISABLED 0 /* FP exceptions disabled */
- # define PR_FP_EXC_NONRECOV 1 /* async non-recoverable exc. mode */
- # define PR_FP_EXC_ASYNC 2 /* async recoverable exception mode */
- # define PR_FP_EXC_PRECISE 3 /* precise exception mode */
-
- /* Get/set whether we use statistical process timing or accurate timestamp
- * based process timing */
- #define PR_GET_TIMING 13
- #define PR_SET_TIMING 14
- # define PR_TIMING_STATISTICAL 0 /* Normal, traditional,
- statistical process timing */
- # define PR_TIMING_TIMESTAMP 1 /* Accurate timestamp based
- process timing */
-
- #define PR_SET_NAME 15 /* Set process name */
- #define PR_GET_NAME 16 /* Get process name */
-
- /* Get/set process endian */
- #define PR_GET_ENDIAN 19
- #define PR_SET_ENDIAN 20
- # define PR_ENDIAN_BIG 0
- # define PR_ENDIAN_LITTLE 1 /* True little endian mode */
- # define PR_ENDIAN_PPC_LITTLE 2 /* "PowerPC" pseudo little endian */
-
- /* Get/set process seccomp mode */
- #define PR_GET_SECCOMP 21
- #define PR_SET_SECCOMP 22
-
- /* Get/set the capability bounding set (as per security/commoncap.c) */
- #define PR_CAPBSET_READ 23
- #define PR_CAPBSET_DROP 24
-
- /* Get/set the process' ability to use the timestamp counter instruction */
- #define PR_GET_TSC 25
- #define PR_SET_TSC 26
- # define PR_TSC_ENABLE 1 /* allow the use of the timestamp counter */
- # define PR_TSC_SIGSEGV 2 /* throw a SIGSEGV instead of reading the TSC */
-
- /* Get/set securebits (as per security/commoncap.c) */
- #define PR_GET_SECUREBITS 27
- #define PR_SET_SECUREBITS 28
-
- /*
- * Get/set the timerslack as used by poll/select/nanosleep
- * A value of 0 means "use default"
- */
- #define PR_SET_TIMERSLACK 29
- #define PR_GET_TIMERSLACK 30
-
- #define PR_TASK_PERF_COUNTERS_DISABLE 31
- #define PR_TASK_PERF_COUNTERS_ENABLE 32
-
- #endif /* _LINUX_PRCTL_H */
-