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llvm-project/clang-tools-extra/docs/clang-tidy/checks/objc-avoid-spinlock.rst

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add new check to find OSSpinlock usage Summary: This check finds the use of methods related to OSSpinlock in Objective-C code, which should be deprecated due to livelock issues. The following method call will be detected: - OSSpinlockLock() - OSSpinlockTry() - OSSpinlockUnlcok() Reviewers: hokein, benhamilton Reviewed By: benhamilton Subscribers: klimek, cfe-commits, mgorny Differential Revision: https://reviews.llvm.org/D40325 llvm-svn: 319098
2017-11-28 05:30:10 +08:00
.. title:: clang-tidy - objc-avoid-spinlock
objc-avoid-spinlock
===================
[Documentation] Sort Clang-tidy changes next way: new modules, new checks, renamed checks, extended checks, new check aliases. Sort checks in each section alphabetically. llvm-svn: 319369
2017-11-30 06:17:39 +08:00
Finds usages of ``OSSpinlock``, which is deprecated due to potential livelock
problems.
add new check to find OSSpinlock usage Summary: This check finds the use of methods related to OSSpinlock in Objective-C code, which should be deprecated due to livelock issues. The following method call will be detected: - OSSpinlockLock() - OSSpinlockTry() - OSSpinlockUnlcok() Reviewers: hokein, benhamilton Reviewed By: benhamilton Subscribers: klimek, cfe-commits, mgorny Differential Revision: https://reviews.llvm.org/D40325 llvm-svn: 319098
2017-11-28 05:30:10 +08:00
This check will detect following function invocations:
[Documentation] Sort Clang-tidy changes next way: new modules, new checks, renamed checks, extended checks, new check aliases. Sort checks in each section alphabetically. llvm-svn: 319369
2017-11-30 06:17:39 +08:00
- ``OSSpinlockLock``
- ``OSSpinlockTry``
- ``OSSpinlockUnlock``
add new check to find OSSpinlock usage Summary: This check finds the use of methods related to OSSpinlock in Objective-C code, which should be deprecated due to livelock issues. The following method call will be detected: - OSSpinlockLock() - OSSpinlockTry() - OSSpinlockUnlcok() Reviewers: hokein, benhamilton Reviewed By: benhamilton Subscribers: klimek, cfe-commits, mgorny Differential Revision: https://reviews.llvm.org/D40325 llvm-svn: 319098
2017-11-28 05:30:10 +08:00
[Documentation] Sort Clang-tidy changes next way: new modules, new checks, renamed checks, extended checks, new check aliases. Sort checks in each section alphabetically. llvm-svn: 319369
2017-11-30 06:17:39 +08:00
The corresponding information about the problem of ``OSSpinlock``: https://blog.postmates.com/why-spinlocks-are-bad-on-ios-b69fc5221058