diff options
| author |  Abseil Team <absl-team@google.com> | 2021-01-12 07:36:20 -0800 |
|---|---|---|
| committer |  Andy Getz <durandal@google.com> | 2021-01-12 11:57:11 -0500 |
| commit | 322ae2420d27fc96d0a8ab1167d7de33671048df (patch) | |
| tree | e00368177de976612408e0d995ff352fac200a0d /absl/synchronization | |
| parent | 62ce712ecc887f669610a93efe18abecf70b47a0 (diff) | |
Export of internal Abseil changes
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1609589925459c2c0b2a17912c0d65227f709db9 by Abseil Team <absl-team@google.com>:
Clarify the "Potential Mutex deadlock" reason message.
PiperOrigin-RevId: 351367862
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88bf28863db2c2d2d48767c3e4dfab6a48bdff79 by Abseil Team <absl-team@google.com>:
Print CPU number is fault handler.
This CL adds code to print CPU number inside the fault handler. This is only supported on Linux. The CPU number is also a hint only. There is no guarantee that it is indeed the CPU on which a fault happened.
PiperOrigin-RevId: 351238373
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66a9c8e44b5744fec1ca0d7b8db7e1d50772d9a2 by Samuel Benzaquen <sbenza@google.com>:
Add better error message for ODR violations of flags.
PiperOrigin-RevId: 351197423
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6efd1efb341563148dd43255aaa4bf959dfd9554 by Chris Kennelly <ckennelly@google.com>:
Assume bitwise builtins are available on GCC.
These are long-standing builtins but are not consistently detected by
ABSL_HAVE_BUILTIN.
PiperOrigin-RevId: 350814036
GitOrigin-RevId: 1609589925459c2c0b2a17912c0d65227f709db9
Change-Id: Ied3fd2f135187f2c316b403fba45f3bbaea54138
Diffstat (limited to 'absl/synchronization')
| -rw-r--r-- | absl/synchronization/mutex.cc | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/absl/synchronization/mutex.cc b/absl/synchronization/mutex.cc index d2468ce5..7e66a7d0 100644 --- a/absl/synchronization/mutex.cc +++ b/absl/synchronization/mutex.cc @@ -1372,7 +1372,9 @@ static GraphId DeadlockCheck(Mutex *mu) { len += static_cast<int>(strlen(&b->buf[len])); } } - ABSL_RAW_LOG(ERROR, "Acquiring %p Mutexes held: %s", + ABSL_RAW_LOG(ERROR, + "Acquiring absl::Mutex %p while holding %s; a cycle in the " + "historical lock ordering graph has been observed", static_cast<void *>(mu), b->buf); ABSL_RAW_LOG(ERROR, "Cycle: "); int path_len = deadlock_graph->FindPath( |