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Alloc: Use posix_memalign() instead of aligned_alloc()

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For compatibility with older systems use posix_memalign(). We can
switch to aligned_alloc() when we commit to C11 for multithreading.
This commit is contained in:
Ondrej Zajicek (work) 2022-02-08 22:42:00 +01:00
parent ef614f2984
commit 2fc8b4c4ba
1 changed files with 6 additions and 5 deletions
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11
sysdep/unix/alloc.c
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@ -72,16 +72,17 @@ alloc_page(void)
{
void *ret = mmap(NULL, get_page_size(), PROT_WRITE | PROT_READ, MAP_PRIVATE | MAP_ANONYMOUS, -1, 0);
if (ret == MAP_FAILED)
bug("mmap(%lu) failed: %m", page_size);
bug("mmap(%lu) failed: %m", (long unsigned int) page_size);
return ret;
}
else
#endif
{
void *ret = aligned_alloc(page_size, page_size);
if (!ret)
bug("aligned_alloc(%lu) failed", page_size);
return ret;
void *ptr = NULL;
int err = posix_memalign(&ptr, page_size, page_size);
if (err || !ptr)
bug("posix_memalign(%lu) failed", (long unsigned int) page_size);
return ptr;
}
}