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POSIX_COMMIT_CHECKS adding for apple. (#284)

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* POSIX_COMMIT_CHECKS adding for apple Intel
This commit is contained in:
David CARLIER
2021-02-23 14:51:02 +00:00
committed by GitHub
parent 70e5f9653d
commit c082a331e2
1 changed files with 5 additions and 0 deletions
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5
src/pal/pal_apple.h
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@@ -52,6 +52,7 @@ namespace snmalloc
::bzero(p, size); ::bzero(p, size);
} }
# if defined(PLATFORM_IS_ARM)
/** /**
* Overriding here to mark the page as reusable * Overriding here to mark the page as reusable
* rolling it as much as necessary. * rolling it as much as necessary.
@@ -63,6 +64,9 @@ namespace snmalloc
static void notify_not_using(void* p, size_t size) noexcept static void notify_not_using(void* p, size_t size) noexcept
{ {
SNMALLOC_ASSERT(is_aligned_block<PALBSD::page_size>(p, size)); SNMALLOC_ASSERT(is_aligned_block<PALBSD::page_size>(p, size));
# ifdef USE_POSIX_COMMIT_CHECKS
memset(p, 0x5a, size);
# endif
while (madvise(p, size, MADV_FREE_REUSABLE) == -1 && errno == EAGAIN) while (madvise(p, size, MADV_FREE_REUSABLE) == -1 && errno == EAGAIN)
; ;
} }
@@ -82,6 +86,7 @@ namespace snmalloc
if constexpr (zero_mem == YesZero) if constexpr (zero_mem == YesZero)
zero<true>(p, size); zero<true>(p, size);
} }
# endif
}; };
} // namespace snmalloc } // namespace snmalloc
#endif #endif