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add MAP_FIXED_NOREPLACE from linux v4.17 

to map at a fixed address without unmapping underlying mappings
(fails with EEXIST unlike MAP_FIXED), new in linux commits
4ed28639519c7bad5f518e70b3284c6e0763e650 and
a4ff8e8620d3f4f50ac4b41e8067b7d395056843.
This commit is contained in:
Szabolcs Nagy 2018-06-09 20:39:35 +00:00 committed by Rich Felker
parent 90ac71d853
commit 156a3bedb2
1 changed files with 1 additions and 0 deletions
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include/sys/mman.h
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@ -35,6 +35,7 @@ extern "C" {
#define MAP_STACK 0x20000 #define MAP_STACK 0x20000
#define MAP_HUGETLB 0x40000 #define MAP_HUGETLB 0x40000
#define MAP_SYNC 0x80000 #define MAP_SYNC 0x80000
#define MAP_FIXED_NOREPLACE 0x100000
#define MAP_FILE 0 #define MAP_FILE 0
#define MAP_HUGE_SHIFT 26 #define MAP_HUGE_SHIFT 26