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authorKostya Serebryany <kcc@google.com>2016-08-26 23:58:42 +0000
committerKostya Serebryany <kcc@google.com>2016-08-26 23:58:42 +0000
commit28c63a2f21c7729c8dbd52bc6f005f6c2e30087c (patch)
tree4ce82ea31edb4f1c79006386a1dabceb02174609 /lib/sanitizer_common/sanitizer_allocator_combined.h
parent7d07acfe2b4a31e38f2a250a0a6daef78f19d6bc (diff)
[asan] first attempt at releasing free-d memory back to the system using madvise. Requires quite some tuning.
git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@279887 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/sanitizer_common/sanitizer_allocator_combined.h')
-rw-r--r--lib/sanitizer_common/sanitizer_allocator_combined.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/lib/sanitizer_common/sanitizer_allocator_combined.h b/lib/sanitizer_common/sanitizer_allocator_combined.h
index dceb64bbd..2c8e2a2bb 100644
--- a/lib/sanitizer_common/sanitizer_allocator_combined.h
+++ b/lib/sanitizer_common/sanitizer_allocator_combined.h
@@ -190,6 +190,8 @@ class CombinedAllocator {
primary_.ForceUnlock();
}
+ void ReleaseToOS() { primary_.ReleaseToOS(); }
+
// Iterate over all existing chunks.
// The allocator must be locked when calling this function.
void ForEachChunk(ForEachChunkCallback callback, void *arg) {