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disable MAP_NORESERVE on huge pages

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daan 2020-01-05 22:07:16 -08:00
parent 45582d1fb5
commit d8d69c2c94
1 changed files with 1 additions and 1 deletions
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src/os.c
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@ -331,7 +331,7 @@ static void* mi_unix_mmap(void* addr, size_t size, size_t try_alignment, int pro
mi_atomic_cas_weak(&large_page_try_ok, try_ok - 1, try_ok); mi_atomic_cas_weak(&large_page_try_ok, try_ok - 1, try_ok);
} }
else { else {
int lflags = flags; int lflags = flags & ~MAP_NORESERVE; // using NORESERVE on huge pages seems to fail on Linux
int lfd = fd; int lfd = fd;
#ifdef MAP_ALIGNED_SUPER #ifdef MAP_ALIGNED_SUPER
lflags |= MAP_ALIGNED_SUPER; lflags |= MAP_ALIGNED_SUPER;