tjh.dev / kernel
Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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locking/mutex: Add killable flavor to guard definitions

The mutex guard family defines _try and _intr variants but is missing
the killable one.

Signed-off-by: Davidlohr Bueso <dave@stgolabs.net>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Link: https://patch.msgid.link/20260217191512.1180151-4-dave@stgolabs.net

authored by

Davidlohr Bueso and committed by
Peter Zijlstra 50214dc4 babcde3b

+3
+3
include/linux/mutex.h
··· 253 253 DEFINE_LOCK_GUARD_1(mutex, struct mutex, mutex_lock(_T->lock), mutex_unlock(_T->lock)) 254 254 DEFINE_LOCK_GUARD_1_COND(mutex, _try, mutex_trylock(_T->lock)) 255 255 DEFINE_LOCK_GUARD_1_COND(mutex, _intr, mutex_lock_interruptible(_T->lock), _RET == 0) 256 + DEFINE_LOCK_GUARD_1_COND(mutex, _kill, mutex_lock_killable(_T->lock), _RET == 0) 256 257 DEFINE_LOCK_GUARD_1(mutex_init, struct mutex, mutex_init(_T->lock), /* */) 257 258 258 259 DECLARE_LOCK_GUARD_1_ATTRS(mutex, __acquires(_T), __releases(*(struct mutex **)_T)) ··· 262 261 #define class_mutex_try_constructor(_T) WITH_LOCK_GUARD_1_ATTRS(mutex_try, _T) 263 262 DECLARE_LOCK_GUARD_1_ATTRS(mutex_intr, __acquires(_T), __releases(*(struct mutex **)_T)) 264 263 #define class_mutex_intr_constructor(_T) WITH_LOCK_GUARD_1_ATTRS(mutex_intr, _T) 264 + DECLARE_LOCK_GUARD_1_ATTRS(mutex_kill, __acquires(_T), __releases(*(struct mutex **)_T)) 265 + #define class_mutex_kill_constructor(_T) WITH_LOCK_GUARD_1_ATTRS(mutex_kill, _T) 265 266 DECLARE_LOCK_GUARD_1_ATTRS(mutex_init, __acquires(_T), __releases(*(struct mutex **)_T)) 266 267 #define class_mutex_init_constructor(_T) WITH_LOCK_GUARD_1_ATTRS(mutex_init, _T) 267 268