| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 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 | |
| Anton Blanchard | 651d765 | 2006-06-07 16:10:19 +1000 | [diff] [blame] | 55 | /* Get/set process endian */ |
| 56 | #define PR_GET_ENDIAN 19 |
| 57 | #define PR_SET_ENDIAN 20 |
| 58 | # define PR_ENDIAN_BIG 0 |
| 59 | # define PR_ENDIAN_LITTLE 1 /* True little endian mode */ |
| 60 | # define PR_ENDIAN_PPC_LITTLE 2 /* "PowerPC" pseudo little endian */ |
| 61 | |
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 62 | #endif /* _LINUX_PRCTL_H */ |