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Suppress valgrind "unimplemented functionality" error

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Summary:
Add ROCKSDB_VALGRIND_RUN macro and suppress false-positive "unimplemented functionality" throw by valgrind for steam hints.

Another approach would be add a valgrind suppress file. Valgrind is suppose to print the suppression when given "--gen-suppressions=all" param, which is suppose to be the content for the suppression file. But it doesn't print.
Closes https://github.com/facebook/rocksdb/pull/3174

Differential Revision: D6338786

Pulled By: yiwu-arbug

fbshipit-source-id: 3559efa5f3b92d40d09ad6ac82bc7b59f86c75aa
This commit is contained in:
Yi Wu 2017-11-15 14:13:03 -08:00 committed by Facebook Github Bot
parent 54b43563be
commit bbcd3b0bd2
2 changed files with 9 additions and 1 deletions
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7
Makefile
View File

@ -237,6 +237,11 @@ ifdef COMPILE_WITH_UBSAN
PLATFORM_CXXFLAGS += -fsanitize=undefined -DROCKSDB_UBSAN_RUN
endif
ifdef ROCKSDB_VALGRIND_RUN
PLATFORM_CCFLAGS += -DROCKSDB_VALGRIND_RUN
PLATFORM_CXXFLAGS += -DROCKSDB_VALGRIND_RUN
endif
ifndef DISABLE_JEMALLOC
ifdef JEMALLOC
PLATFORM_CXXFLAGS += -DROCKSDB_JEMALLOC -DJEMALLOC_NO_DEMANGLE
@ -870,7 +875,7 @@ ubsan_crash_test:
$(MAKE) clean
valgrind_test:
DISABLE_JEMALLOC=1 $(MAKE) valgrind_check
ROCKSDB_VALGRIND_RUN=1 DISABLE_JEMALLOC=1 $(MAKE) valgrind_check
valgrind_check: $(TESTS)
$(MAKE) DRIVER="$(VALGRIND_VER) $(VALGRIND_OPTS)" gen_parallel_tests

3
env/io_posix.cc vendored
View File

@ -865,6 +865,8 @@ uint64_t PosixWritableFile::GetFileSize() { return filesize_; }
void PosixWritableFile::SetWriteLifeTimeHint(Env::WriteLifeTimeHint hint) {
#ifdef OS_LINUX
// Suppress Valgrind "Unimplemented functionality" error.
#ifndef ROCKSDB_VALGRIND_RUN
if (hint == write_hint_) {
return;
}
@ -872,6 +874,7 @@ void PosixWritableFile::SetWriteLifeTimeHint(Env::WriteLifeTimeHint hint) {
write_hint_ = hint;
}
#endif
#endif
}
Status PosixWritableFile::InvalidateCache(size_t offset, size_t length) {