diff options
Diffstat (limited to 'absl/debugging/internal/vdso_support.cc')
-rw-r--r-- | absl/debugging/internal/vdso_support.cc | 9 |
1 files changed, 0 insertions, 9 deletions
diff --git a/absl/debugging/internal/vdso_support.cc b/absl/debugging/internal/vdso_support.cc index 19deb3cf..6be16d90 100644 --- a/absl/debugging/internal/vdso_support.cc +++ b/absl/debugging/internal/vdso_support.cc @@ -76,15 +76,6 @@ const void *VDSOSupport::Init() { } #endif // __GLIBC_PREREQ(2, 16) if (vdso_base_.load(std::memory_order_relaxed) == kInvalidBase) { - // Valgrind zaps AT_SYSINFO_EHDR and friends from the auxv[] - // on stack, and so glibc works as if VDSO was not present. - // But going directly to kernel via /proc/self/auxv below bypasses - // Valgrind zapping. So we check for Valgrind separately. - if (RunningOnValgrind()) { - vdso_base_.store(nullptr, std::memory_order_relaxed); - getcpu_fn_.store(&GetCPUViaSyscall, std::memory_order_relaxed); - return nullptr; - } int fd = open("/proc/self/auxv", O_RDONLY); if (fd == -1) { // Kernel too old to have a VDSO. |