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Searched refs:ww_ctx (Results 1 – 7 of 7) sorted by relevance

/linux/kernel/locking/
H A Dww_mutex.h181 ww_mutex_lock_acquired(struct ww_mutex *ww, struct ww_acquire_ctx *ww_ctx) in ww_mutex_lock_acquired() argument
195 DEBUG_LOCKS_WARN_ON(ww_ctx->done_acquire); in ww_mutex_lock_acquired()
197 if (ww_ctx->contending_lock) { in ww_mutex_lock_acquired()
202 DEBUG_LOCKS_WARN_ON(ww_ctx->contending_lock != ww); in ww_mutex_lock_acquired()
208 DEBUG_LOCKS_WARN_ON(ww_ctx->acquired > 0); in ww_mutex_lock_acquired()
209 ww_ctx->contending_lock = NULL; in ww_mutex_lock_acquired()
215 DEBUG_LOCKS_WARN_ON(ww_ctx->ww_class != ww->ww_class); in ww_mutex_lock_acquired()
217 ww_ctx->acquired++; in ww_mutex_lock_acquired()
218 ww->ctx = ww_ctx; in ww_mutex_lock_acquired()
278 struct ww_acquire_ctx *ww_ctx, struct wake_q_head *wake_q) in __ww_mutex_die() argument
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H A Dww_rt_mutex.c12 int ww_mutex_trylock(struct ww_mutex *lock, struct ww_acquire_ctx *ww_ctx) in ww_mutex_trylock() argument
16 if (!ww_ctx) in ww_mutex_trylock()
24 if (ww_ctx->acquired == 0) in ww_mutex_trylock()
25 ww_ctx->wounded = 0; in ww_mutex_trylock()
28 ww_mutex_set_context_fastpath(lock, ww_ctx); in ww_mutex_trylock()
29 mutex_acquire_nest(&rtm->dep_map, 0, 1, &ww_ctx->dep_map, _RET_IP_); in ww_mutex_trylock()
38 __ww_rt_mutex_lock(struct ww_mutex *lock, struct ww_acquire_ctx *ww_ctx, in __ww_rt_mutex_lock() argument
47 if (ww_ctx) { in __ww_rt_mutex_lock()
48 if (unlikely(ww_ctx == READ_ONCE(lock->ctx))) in __ww_rt_mutex_lock()
56 if (ww_ctx->acquired == 0) in __ww_rt_mutex_lock()
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H A Drtmutex.c37 struct ww_acquire_ctx *ww_ctx, in __ww_mutex_add_waiter() argument
44 struct ww_acquire_ctx *ww_ctx, in __ww_mutex_check_waiters() argument
50 struct ww_acquire_ctx *ww_ctx) in ww_mutex_lock_acquired() argument
56 struct ww_acquire_ctx *ww_ctx) in __ww_mutex_check_kill() argument
467 if (aw->ww_ctx) { in __waiter_less()
468 if (!bw->ww_ctx) in __waiter_less()
471 return (signed long)(aw->ww_ctx->stamp - in __waiter_less()
472 bw->ww_ctx->stamp) < 0; in __waiter_less()
791 if (IS_ENABLED(CONFIG_PREEMPT_RT) && waiter->ww_ctx && detect_deadlock) in rt_mutex_adjust_prio_chain()
871 if (IS_ENABLED(CONFIG_PREEMPT_RT) && orig_waiter && orig_waiter->ww_ctx) in rt_mutex_adjust_prio_chain()
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H A Dmutex-debug.c34 waiter->ww_ctx = MUTEX_POISON_WW_CTX; in debug_mutex_lock_common()
/linux/drivers/gpu/drm/
H A Ddrm_modeset_lock.c169 ww_acquire_done(&ctx->ww_ctx); in drm_modeset_lock_all()
250 ww_acquire_init(&ctx->ww_ctx, &crtc_ww_class); in drm_modeset_acquire_init()
264 ww_acquire_fini(&ctx->ww_ctx); in drm_modeset_acquire_fini()
300 lockdep_assert_held(&ctx->ww_ctx); in modeset_lock()
307 ret = ww_mutex_lock_slow_interruptible(&lock->mutex, &ctx->ww_ctx); in modeset_lock()
309 ret = ww_mutex_lock_interruptible(&lock->mutex, &ctx->ww_ctx); in modeset_lock()
311 ww_mutex_lock_slow(&lock->mutex, &ctx->ww_ctx); in modeset_lock()
314 ret = ww_mutex_lock(&lock->mutex, &ctx->ww_ctx); in modeset_lock()
/linux/drivers/regulator/
H A Dcore.c146 struct ww_acquire_ctx *ww_ctx) in regulator_lock_nested() argument
153 if (!ww_mutex_trylock(&rdev->mutex, ww_ctx)) { in regulator_lock_nested()
161 ret = ww_mutex_lock(&rdev->mutex, ww_ctx); in regulator_lock_nested()
224 struct ww_acquire_ctx *ww_ctx) in regulator_lock_two() argument
229 ww_acquire_init(ww_ctx, &regulator_ww_class); in regulator_lock_two()
232 ret = regulator_lock_nested(rdev1, ww_ctx); in regulator_lock_two()
234 ret = regulator_lock_nested(rdev2, ww_ctx); in regulator_lock_two()
245 ww_mutex_lock_slow(&contended->mutex, ww_ctx); in regulator_lock_two()
249 ret = regulator_lock_nested(contended, ww_ctx); in regulator_lock_two()
258 ww_acquire_done(ww_ctx); in regulator_lock_two()
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/linux/include/drm/
H A Ddrm_modeset_lock.h48 struct ww_acquire_ctx ww_ctx; member