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Squeeze more performance out of memory manager

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Justine Tunney 2024-07-08 03:08:42 -07:00
parent 63065cdd70
commit 76cea6c687
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GPG key ID: BE714B4575D6E328
4 changed files with 18 additions and 29 deletions
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5
libc/intrin/msync-nt.c
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@ -37,10 +37,9 @@ textwindows int sys_msync_nt(char *addr, size_t size, int flags) {
if (__maps_lock()) {
rc = edeadlk();
} else {
struct Map *map, *ceil, *floor;
struct Map *map, *floor;
floor = __maps_floor(addr);
ceil = __maps_ceil(addr + size);
for (map = floor; map && map != ceil; map = __maps_next(map)) {
for (map = floor; map && map->addr <= addr + size; map = __maps_next(map)) {
char *beg = MAX(addr, map->addr);
char *end = MIN(addr + size, map->addr + map->size);
if (beg < end)