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Macros
mman.h File Reference

Go to the source code of this file.

Macros

#define PROT_NONE   0x0 /* page can not be accessed */
 
#define PROT_READ   0x1 /* page can be read */
 
#define PROT_WRITE   0x2 /* page can be written */
 
#define PROT_EXEC   0x4 /* page can be executed */
 
#define PROT_SEM   0x10 /* page may be used for atomic ops */
 
#define PROT_GROWSDOWN   0x01000000 /* mprotect flag: extend change to start of growsdown vma */
 
#define PROT_GROWSUP   0x02000000 /* mprotect flag: extend change to end fo growsup vma */
 
#define MAP_SHARED   0x001 /* Share changes */
 
#define MAP_PRIVATE   0x002 /* Changes are private */
 
#define MAP_TYPE   0x00f /* Mask for type of mapping */
 
#define MAP_FIXED   0x010 /* Interpret addr exactly */
 
#define MAP_RENAME   0x020 /* Assign page to file */
 
#define MAP_AUTOGROW   0x040 /* File may grow by writing */
 
#define MAP_LOCAL   0x080 /* Copy on fork/sproc */
 
#define MAP_AUTORSRV   0x100 /* Logical swap reserved on demand */
 
#define MAP_NORESERVE   0x0400 /* don't check for reservations */
 
#define MAP_ANONYMOUS   0x0800 /* don't use a file */
 
#define MAP_GROWSDOWN   0x1000 /* stack-like segment */
 
#define MAP_DENYWRITE   0x2000 /* ETXTBSY */
 
#define MAP_EXECUTABLE   0x4000 /* mark it as an executable */
 
#define MAP_LOCKED   0x8000 /* pages are locked */
 
#define MAP_POPULATE   0x10000 /* populate (prefault) pagetables */
 
#define MAP_NONBLOCK   0x20000 /* do not block on IO */
 
#define MAP_STACK   0x40000 /* give out an address that is best suited for process/thread stacks */
 
#define MAP_HUGETLB   0x80000 /* create a huge page mapping */
 
#define MS_ASYNC   0x0001 /* sync memory asynchronously */
 
#define MS_INVALIDATE   0x0002 /* invalidate mappings & caches */
 
#define MS_SYNC   0x0004 /* synchronous memory sync */
 
#define MCL_CURRENT   1 /* lock all current mappings */
 
#define MCL_FUTURE   2 /* lock all future mappings */
 
#define MADV_NORMAL   0 /* no further special treatment */
 
#define MADV_RANDOM   1 /* expect random page references */
 
#define MADV_SEQUENTIAL   2 /* expect sequential page references */
 
#define MADV_WILLNEED   3 /* will need these pages */
 
#define MADV_DONTNEED   4 /* don't need these pages */
 
#define MADV_REMOVE   9 /* remove these pages & resources */
 
#define MADV_DONTFORK   10 /* don't inherit across fork */
 
#define MADV_DOFORK   11 /* do inherit across fork */
 
#define MADV_MERGEABLE   12 /* KSM may merge identical pages */
 
#define MADV_UNMERGEABLE   13 /* KSM may not merge identical pages */
 
#define MADV_HUGEPAGE   14 /* Worth backing with hugepages */
 
#define MADV_NOHUGEPAGE   15 /* Not worth backing with hugepages */
 
#define MADV_DONTDUMP
 
#define MADV_DODUMP   17 /* Clear the MADV_NODUMP flag */
 
#define MAP_FILE   0
 

Macro Definition Documentation

#define MADV_DODUMP   17 /* Clear the MADV_NODUMP flag */

Definition at line 90 of file mman.h.

#define MADV_DOFORK   11 /* do inherit across fork */

Definition at line 81 of file mman.h.

#define MADV_DONTDUMP
Value:
16 /* Explicity exclude from the core dump,
overrides the coredump filter bits */

Definition at line 89 of file mman.h.

#define MADV_DONTFORK   10 /* don't inherit across fork */

Definition at line 80 of file mman.h.

#define MADV_DONTNEED   4 /* don't need these pages */

Definition at line 76 of file mman.h.

#define MADV_HUGEPAGE   14 /* Worth backing with hugepages */

Definition at line 86 of file mman.h.

#define MADV_MERGEABLE   12 /* KSM may merge identical pages */

Definition at line 83 of file mman.h.

#define MADV_NOHUGEPAGE   15 /* Not worth backing with hugepages */

Definition at line 87 of file mman.h.

#define MADV_NORMAL   0 /* no further special treatment */

Definition at line 72 of file mman.h.

#define MADV_RANDOM   1 /* expect random page references */

Definition at line 73 of file mman.h.

#define MADV_REMOVE   9 /* remove these pages & resources */

Definition at line 79 of file mman.h.

#define MADV_SEQUENTIAL   2 /* expect sequential page references */

Definition at line 74 of file mman.h.

#define MADV_UNMERGEABLE   13 /* KSM may not merge identical pages */

Definition at line 84 of file mman.h.

#define MADV_WILLNEED   3 /* will need these pages */

Definition at line 75 of file mman.h.

#define MAP_ANONYMOUS   0x0800 /* don't use a file */

Definition at line 49 of file mman.h.

#define MAP_AUTOGROW   0x040 /* File may grow by writing */

Definition at line 43 of file mman.h.

#define MAP_AUTORSRV   0x100 /* Logical swap reserved on demand */

Definition at line 45 of file mman.h.

#define MAP_DENYWRITE   0x2000 /* ETXTBSY */

Definition at line 51 of file mman.h.

#define MAP_EXECUTABLE   0x4000 /* mark it as an executable */

Definition at line 52 of file mman.h.

#define MAP_FILE   0

Definition at line 93 of file mman.h.

#define MAP_FIXED   0x010 /* Interpret addr exactly */

Definition at line 39 of file mman.h.

#define MAP_GROWSDOWN   0x1000 /* stack-like segment */

Definition at line 50 of file mman.h.

#define MAP_HUGETLB   0x80000 /* create a huge page mapping */

Definition at line 57 of file mman.h.

#define MAP_LOCAL   0x080 /* Copy on fork/sproc */

Definition at line 44 of file mman.h.

#define MAP_LOCKED   0x8000 /* pages are locked */

Definition at line 53 of file mman.h.

#define MAP_NONBLOCK   0x20000 /* do not block on IO */

Definition at line 55 of file mman.h.

#define MAP_NORESERVE   0x0400 /* don't check for reservations */

Definition at line 48 of file mman.h.

#define MAP_POPULATE   0x10000 /* populate (prefault) pagetables */

Definition at line 54 of file mman.h.

#define MAP_PRIVATE   0x002 /* Changes are private */

Definition at line 37 of file mman.h.

#define MAP_RENAME   0x020 /* Assign page to file */

Definition at line 42 of file mman.h.

#define MAP_SHARED   0x001 /* Share changes */

Definition at line 36 of file mman.h.

#define MAP_STACK   0x40000 /* give out an address that is best suited for process/thread stacks */

Definition at line 56 of file mman.h.

#define MAP_TYPE   0x00f /* Mask for type of mapping */

Definition at line 38 of file mman.h.

#define MCL_CURRENT   1 /* lock all current mappings */

Definition at line 69 of file mman.h.

#define MCL_FUTURE   2 /* lock all future mappings */

Definition at line 70 of file mman.h.

#define MS_ASYNC   0x0001 /* sync memory asynchronously */

Definition at line 62 of file mman.h.

#define MS_INVALIDATE   0x0002 /* invalidate mappings & caches */

Definition at line 63 of file mman.h.

#define MS_SYNC   0x0004 /* synchronous memory sync */

Definition at line 64 of file mman.h.

#define PROT_EXEC   0x4 /* page can be executed */

Definition at line 27 of file mman.h.

#define PROT_GROWSDOWN   0x01000000 /* mprotect flag: extend change to start of growsdown vma */

Definition at line 30 of file mman.h.

#define PROT_GROWSUP   0x02000000 /* mprotect flag: extend change to end fo growsup vma */

Definition at line 31 of file mman.h.

#define PROT_NONE   0x0 /* page can not be accessed */

Definition at line 24 of file mman.h.

#define PROT_READ   0x1 /* page can be read */

Definition at line 25 of file mman.h.

#define PROT_SEM   0x10 /* page may be used for atomic ops */

Definition at line 29 of file mman.h.

#define PROT_WRITE   0x2 /* page can be written */

Definition at line 26 of file mman.h.