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Add MADV_COLD definition from linux v5.4

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  linux commit 9c276cc65a58faf98be8e56962745ec99ab87636
  mm: introduce MADV_COLD
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Michal Biesek 2023-08-11 23:18:14 +02:00
parent 8e6c7d1568
commit 334d48006f
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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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@ -267,6 +267,7 @@ syscon madv MADV_NOHUGEPAGE 15 15 127 127 127 127 127 127 # T
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_KEEPONFORK 19 19 127 127 127 127 127 127 # TODO: add support ?
syscon madv MADV_COLD 20 20 127 127 127 127 127 127 # 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_COLD.S Normal file
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@ -0,0 +1,2 @@
#include "libc/sysv/consts/syscon.internal.h"
.syscon madv,MADV_COLD,20,20,127,127,127,127,127,127

1
libc/sysv/consts/madv.h
View file

@ -22,6 +22,7 @@ extern const unsigned MADV_WILLNEED;
extern const unsigned MADV_SOFT_OFFLINE;
extern const unsigned MADV_WIPEONFORK;
extern const unsigned MADV_KEEPONFORK;
extern const unsigned MADV_COLD;
#define MADV_NORMAL 0
#define MADV_RANDOM 1