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Add MADV_DONTNEED_LOCKED definition from linux v5.18

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  linux commit 9457056ac426e5ed0671356509c8dcce69f8dee0
  mm: madvise: MADV_DONTNEED_LOCKED
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Michal Biesek 2023-08-11 23:34:48 +02:00
parent ac2d192e0d
commit 7389355aae
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3 changed files with 4 additions and 0 deletions
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1
libc/sysv/consts.sh
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@ -271,6 +271,7 @@ syscon madv MADV_COLD 20 20 127 127 127 127 127 127 # TODO: a
syscon madv MADV_PAGEOUT 21 21 127 127 127 127 127 127 # TODO: add support ?
syscon madv MADV_POPULATE_READ 22 22 127 127 127 127 127 127 # TODO: add support ?
syscon madv MADV_POPULATE_WRITE 23 23 127 127 127 127 127 127 # TODO: add support ?
syscon madv MADV_DONTNEED_LOCKED 24 24 127 127 127 127 127 127 # TODO: add support ?
syscon madv MADV_DOFORK 11 11 127 127 127 127 127 127 # TODO(jart): what is it?
syscon madv MADV_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?

2
libc/sysv/consts/MADV_DONTNEED_LOCKED.S Normal file
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@ -0,0 +1,2 @@
#include "libc/sysv/consts/syscon.internal.h"
.syscon madv,MADV_DONTNEED_LOCKED,24,24,127,127,127,127,127,127

1
libc/sysv/consts/madv.h
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@ -26,6 +26,7 @@ extern const unsigned MADV_COLD;
extern const unsigned MADV_PAGEOUT;
extern const unsigned MADV_POPULATE_READ;
extern const unsigned MADV_POPULATE_WRITE;
extern const unsigned MADV_DONTNEED_LOCKED;
#define MADV_NORMAL 0
#define MADV_RANDOM 1