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Summary:
Bypass quarantine altogether when quarantine size is set ot zero.
Also, relax atomic load/store of quarantine parameters, the
release/acquire semantics is an overkill here.
Reviewers: eugenis
Subscribers: kubabrecka, llvm-commits, mehdi_amini
Differential Revision: https://reviews.llvm.org/D28586
git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@291791 91177308-0d34-0410-b5e6-96231b3b80d8
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Revert "ASAN activate/deactive controls thread_local_quarantine_size_kb option."
Revert "Bypass quarantine when quarantine size is set ot zero."
Revert "ASAN activate/deactive controls thread_local_quarantine_size_kb option."
One of these commits broke some of the ARM / AArch64 buildbots:
TEST 'AddressSanitizer-aarch64-linux :: TestCases/Posix/start-deactivated.cc' FAILED
Command Output (stderr):
--
/home/buildslave/buildslave/clang-cmake-aarch64-42vma/llvm/projects/compiler-rt/test/asan/TestCases/Posix/start-deactivated.cc:85:12: error: expected string not found in input
// CHECK: WARNING: AddressSanitizer failed to allocate 0xfff{{.*}} bytes
^
<stdin>:1:1: note: scanning from here
start-deactivated.cc.tmp: /home/buildslave/buildslave/clang-cmake-aarch64-42vma/llvm/projects/compiler-rt/test/asan/TestCases/Posix/start-deactivated.cc:40: void test_malloc_shadow(char *, size_t, bool): Assertion `(char *)__asan_region_is_poisoned(p - 1, sz + 1) == (expect_redzones ? p - 1 : nullptr)' failed.
^
<stdin>:2:1: note: possible intended match here
Error: Aborted (core dumped)
^
git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@291560 91177308-0d34-0410-b5e6-96231b3b80d8
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git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@291509 91177308-0d34-0410-b5e6-96231b3b80d8
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Summary:
In order to avoid starting a separate thread to return unused memory to
the system (the thread interferes with process startup on Android,
Zygota waits for all threads to exit before fork, but this thread never
exits), try to return it right after free.
Reviewers: eugenis
Subscribers: cryptoad, filcab, danalbert, kubabrecka, llvm-commits
Patch by Aleksey Shlyapnikov.
Differential Revision: https://reviews.llvm.org/D27003
git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@288091 91177308-0d34-0410-b5e6-96231b3b80d8
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This change removes some debug output in asan_flags.cc that
was reading the verbosity level before all the flags were parsed.
git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@226566 91177308-0d34-0410-b5e6-96231b3b80d8
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git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@226563 91177308-0d34-0410-b5e6-96231b3b80d8
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