diff options
author | Abseil Team <absl-team@google.com> | 2017-09-24 08:20:48 -0700 |
---|---|---|
committer | Derek Mauro <dmauro@google.com> | 2017-09-25 10:12:29 -0400 |
commit | cf6ab6bb2b800fae859ccc735f398d22a7336a00 (patch) | |
tree | ee16a94d16734d11f9e91518038e2712ca025433 /absl/base/internal/thread_identity.cc | |
parent | 53c239d1fc161975dad32c654e1f42c0ec42f547 (diff) |
Changes imported from Abseil "staging" branch:
- b527a3e4b36b644ac424e3c525b1cd393f6f6c40 Fix some typos in the usage examples by Jorg Brown <jorg@google.com>
- 82be4a9adf3bb0ddafc0d46274969c99afffe870 Fix typo in optional.h comment. by Abseil Team <absl-team@google.com>
- d6ee63bf8fc51fba074c23b33cebc28c808d7f07 Remove internal-only identifiers from code. by Daniel Katz <katzdm@google.com>
- f9c3ad2f0d73f53b21603638af8b4bed636e79f4 Use easier understandable names for absl::StartsWith and ... by Abseil Team <absl-team@google.com>
- 7c16c14fefee89c927b8789d6043c4691bcffc9b Add -Wno-missing-prototypes back to the LLVM copts. by Derek Mauro <dmauro@google.com>
- 2f4b7d2e50c7023240242f1e15db60ccd7e8768d IWYU | absl/strings by Juemin Yang <jueminyang@google.com>
- a99cbcc1daa34a2d6a2bb26de275e05173cc77e9 IWYU | absl/type by Juemin Yang <jueminyang@google.com>
- 12e1146d0fc76c071d7e0ebaabb62f0a984fae66 Use LLVM_FLAGS and LLVM_TEST_FLAGS when --compiler=llvm. by Derek Mauro <dmauro@google.com>
- cd6bea616abda558d0bace5bd77455662a233688 IWYU | absl/debugging by Juemin Yang <jueminyang@google.com>
- d9a7382e59d46a8581b6b7a31cd5a48bb89326e9 IWYU | absl/synchronization by Juemin Yang <jueminyang@google.com>
- 07ec7d6d5a4a666f4183c5d0ed9c342baa7b24bc IWYU | absl/numeric by Juemin Yang <jueminyang@google.com>
- 12bfe40051f4270f8707e191af5652f83f2f750c Remove the RoundTrip{Float,Double}ToBuffer routines from ... by Jorg Brown <jorg@google.com>
- eeb4fd67c9d97f66cb9475c3c5e51ab132f1c810 Adds conversion functions for converting between absl/tim... by Greg Miller <jgm@google.com>
- 59a2108d05d4ea85dc5cc11e49b2cd2335d4295a Change Substitute to use %.6g formatting rather than 15/1... by Jorg Brown <jorg@google.com>
- 394becb48e0fcd161642cdaac5120d32567e0ef8 IWYU | absl/meta by Juemin Yang <jueminyang@google.com>
- 1e5da6e8da336699b2469dcf6dda025b9b0ec4c9 Rewrite atomic_hook.h to not use std::atomic<T*> under Wi... by Greg Falcon <gfalcon@google.com>
GitOrigin-RevId: b527a3e4b36b644ac424e3c525b1cd393f6f6c40
Change-Id: I14e331d91c956ef045ac7927091a9f179716de0c
Diffstat (limited to 'absl/base/internal/thread_identity.cc')
-rw-r--r-- | absl/base/internal/thread_identity.cc | 11 |
1 files changed, 4 insertions, 7 deletions
diff --git a/absl/base/internal/thread_identity.cc b/absl/base/internal/thread_identity.cc index ee96a588..678e8568 100644 --- a/absl/base/internal/thread_identity.cc +++ b/absl/base/internal/thread_identity.cc @@ -48,12 +48,10 @@ void AllocateThreadIdentityKey(ThreadIdentityReclaimerFunction reclaimer) { ABSL_THREAD_IDENTITY_MODE == ABSL_THREAD_IDENTITY_MODE_USE_CPP11 // The actual TLS storage for a thread's currently associated ThreadIdentity. // This is referenced by inline accessors in the header. -// "protected" visibility ensures that if multiple copies of //base exist in a -// process (via dlopen() or similar), references to -// thread_identity_ptr from each copy of the code will refer to -// *different* instances of this ptr. See extensive discussion of this choice -// in cl/90634708 -// TODO(ahh): hard deprecate multiple copies of //base; remove this. +// "protected" visibility ensures that if multiple instances of Abseil code +// exist within a process (via dlopen() or similar), references to +// thread_identity_ptr from each instance of the code will refer to +// *different* instances of this ptr. #ifdef __GNUC__ __attribute__((visibility("protected"))) #endif // __GNUC__ @@ -70,7 +68,6 @@ void SetCurrentThreadIdentity( // NOTE: Not async-safe. But can be open-coded. absl::call_once(init_thread_identity_key_once, AllocateThreadIdentityKey, reclaimer); - // b/18366710: // We must mask signals around the call to setspecific as with current glibc, // a concurrent getspecific (needed for GetCurrentThreadIdentityIfPresent()) // may zero our value. |