Add MADV_KEEPONFORK definition from linux v4.14

see
  linux commit d2cd9ede6e193dd7d88b6d27399e96229a551b19
  mm,fork: introduce MADV_WIPEONFORK
This commit is contained in:
Michal Biesek 2023-08-11 23:14:10 +02:00
parent c36073d8db
commit 8e6c7d1568
No known key found for this signature in database
GPG key ID: FFF2B9B1C73BB3CA
3 changed files with 4 additions and 0 deletions

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@ -266,6 +266,7 @@ syscon madv MADV_HUGEPAGE 14 14 127 127 127 127 127 127 # TOD
syscon madv MADV_NOHUGEPAGE 15 15 127 127 127 127 127 127 # TODO(jart): why would we need it? syscon madv MADV_NOHUGEPAGE 15 15 127 127 127 127 127 127 # TODO(jart): why would we need it?
syscon madv MADV_DODUMP 17 17 127 127 127 127 127 127 # TODO(jart): what is it? syscon madv MADV_DODUMP 17 17 127 127 127 127 127 127 # TODO(jart): what is it?
syscon madv MADV_WIPEONFORK 18 18 127 127 127 127 127 127 # TODO: add support ? syscon madv MADV_WIPEONFORK 18 18 127 127 127 127 127 127 # TODO: add support ?
syscon madv MADV_KEEPONFORK 19 19 127 127 127 127 127 127 # TODO: add support ?
syscon madv MADV_DOFORK 11 11 127 127 127 127 127 127 # TODO(jart): what is it? syscon madv MADV_DOFORK 11 11 127 127 127 127 127 127 # TODO(jart): what is it?
syscon madv MADV_DONTDUMP 16 16 127 127 127 127 127 127 # see MAP_CONCEAL in OpenBSD; TODO(jart): what is it? syscon madv MADV_DONTDUMP 16 16 127 127 127 127 127 127 # see MAP_CONCEAL in OpenBSD; TODO(jart): what is it?
syscon madv MADV_DONTFORK 10 10 127 127 127 127 127 127 # TODO(jart): what is it? syscon madv MADV_DONTFORK 10 10 127 127 127 127 127 127 # TODO(jart): what is it?

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@ -0,0 +1,2 @@
#include "libc/sysv/consts/syscon.internal.h"
.syscon madv,MADV_KEEPONFORK,19,19,127,127,127,127,127,127

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@ -21,6 +21,7 @@ extern const unsigned MADV_UNMERGEABLE;
extern const unsigned MADV_WILLNEED; extern const unsigned MADV_WILLNEED;
extern const unsigned MADV_SOFT_OFFLINE; extern const unsigned MADV_SOFT_OFFLINE;
extern const unsigned MADV_WIPEONFORK; extern const unsigned MADV_WIPEONFORK;
extern const unsigned MADV_KEEPONFORK;
#define MADV_NORMAL 0 #define MADV_NORMAL 0
#define MADV_RANDOM 1 #define MADV_RANDOM 1