| /Linux-v6.6/drivers/gpu/drm/i915/ |
| D | i915_gem_ww.c | 14 ww->contended = NULL; in i915_gem_ww_ctx_init()
38 WARN_ON(ww->contended); in i915_gem_ww_ctx_fini()
46 if (WARN_ON(!ww->contended)) in i915_gem_ww_ctx_backoff()
51 ret = dma_resv_lock_slow_interruptible(ww->contended->base.resv, &ww->ctx); in i915_gem_ww_ctx_backoff()
53 dma_resv_lock_slow(ww->contended->base.resv, &ww->ctx); in i915_gem_ww_ctx_backoff()
56 list_add_tail(&ww->contended->obj_link, &ww->obj_list); in i915_gem_ww_ctx_backoff()
58 i915_gem_object_put(ww->contended); in i915_gem_ww_ctx_backoff()
60 ww->contended = NULL; in i915_gem_ww_ctx_backoff()
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| D | i915_gem_ww.h | 13 struct drm_i915_gem_object *contended; member
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| /Linux-v6.6/arch/arm/include/asm/ |
| D | spinlock.h | 83 unsigned long contended, res; in arch_spin_trylock() local
94 : "=&r" (slock), "=&r" (contended), "=&r" (res) in arch_spin_trylock()
99 if (!contended) { in arch_spin_trylock()
160 unsigned long contended, res; in arch_write_trylock() local
169 : "=&r" (contended), "=&r" (res) in arch_write_trylock()
174 if (!contended) { in arch_write_trylock()
250 unsigned long contended, res; in arch_read_trylock() local
259 : "=&r" (contended), "=&r" (res) in arch_read_trylock()
265 if (contended < 0x80000000) { in arch_read_trylock()
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| /Linux-v6.6/drivers/gpu/drm/ |
| D | drm_exec.c | 83 exec->contended = DRM_EXEC_DUMMY; in drm_exec_init()
99 if (exec->contended != DRM_EXEC_DUMMY) { in drm_exec_fini()
100 drm_gem_object_put(exec->contended); in drm_exec_fini()
116 if (likely(!exec->contended)) { in drm_exec_cleanup()
121 if (likely(exec->contended == DRM_EXEC_DUMMY)) { in drm_exec_cleanup()
122 exec->contended = NULL; in drm_exec_cleanup()
158 struct drm_gem_object *obj = exec->contended; in drm_exec_lock_contended()
165 exec->contended = NULL; in drm_exec_lock_contended()
222 exec->contended = obj; in drm_exec_lock_obj()
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| D | drm_modeset_lock.c | 276 if (WARN_ON(ctx->contended)) in drm_modeset_drop_locks()
296 if (WARN_ON(ctx->contended)) in modeset_lock()
327 ctx->contended = lock; in modeset_lock()
348 struct drm_modeset_lock *contended = ctx->contended; in drm_modeset_backoff() local
350 ctx->contended = NULL; in drm_modeset_backoff()
353 if (WARN_ON(!contended)) in drm_modeset_backoff()
358 return modeset_lock(contended, ctx, ctx->interruptible, true); in drm_modeset_backoff()
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| D | drm_gem.c | 1249 int contended = -1; in drm_gem_lock_reservations() local
1255 if (contended != -1) { in drm_gem_lock_reservations()
1256 struct drm_gem_object *obj = objs[contended]; in drm_gem_lock_reservations()
1267 if (i == contended) in drm_gem_lock_reservations()
1278 if (contended != -1 && contended >= i) in drm_gem_lock_reservations()
1279 dma_resv_unlock(objs[contended]->resv); in drm_gem_lock_reservations()
1282 contended = i; in drm_gem_lock_reservations()
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| /Linux-v6.6/tools/perf/Documentation/ |
| D | perf-lock.txt | 70 Sorting key. Possible values: acquired (default), contended,
76 customize that using this. Possible values: acquired, contended,
87 $ perf lock report -t -F acquired,contended,avg_wait
89 Name acquired contended avg wait (ns)
126 Sorting key. Possible values: contended, wait_total (default),
133 contended, wait_total, wait_max, wait_min, avg_wait.
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| /Linux-v6.6/Documentation/filesystems/ |
| D | directory-locking.rst | 94 consider the set of contended locks. First of all, filesystem lock is
95 not contended, since any process blocked on it is not holding any locks.
101 non-directory objects are not included in the set of contended locks.
106 Any contended object is either held by cross-directory rename or
107 has a child that is also contended. Indeed, suppose that it is held by
112 Otherwise the set of contended objects would be infinite - each of them
113 would have a contended child and we had assumed that no object is its
119 would again have an infinite set of contended objects). But that
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| /Linux-v6.6/include/drm/ |
| D | drm_exec.h | 46 struct drm_gem_object *contended; member
135 return !!exec->contended; in drm_exec_is_contended()
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| D | drm_modeset_lock.h | 55 struct drm_modeset_lock *contended; member
|
| /Linux-v6.6/kernel/locking/ |
| D | test-ww_mutex.c | 431 int contended = -1; in stress_inorder_work() local
438 if (n == contended) in stress_inorder_work()
448 if (contended > n) in stress_inorder_work()
449 ww_mutex_unlock(&locks[order[contended]]); in stress_inorder_work()
450 contended = n; in stress_inorder_work()
455 ww_mutex_lock_slow(&locks[order[contended]], &ctx); in stress_inorder_work()
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| /Linux-v6.6/drivers/gpu/drm/etnaviv/ |
| D | etnaviv_gem_submit.c | 124 int contended, slow_locked = -1, i, ret = 0; in submit_lock_objects() local
133 contended = i; in submit_lock_objects()
160 obj = &submit->bos[contended].obj->base; in submit_lock_objects()
165 submit->bos[contended].flags |= BO_LOCKED; in submit_lock_objects()
166 slow_locked = contended; in submit_lock_objects()
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| /Linux-v6.6/security/keys/ |
| D | gc.c | 260 goto contended; in key_garbage_collector()
263 contended: in key_garbage_collector()
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| /Linux-v6.6/drivers/gpu/drm/msm/ |
| D | msm_gem_submit.c | 283 int contended, slow_locked = -1, i, ret = 0; in submit_lock_objects() local
292 contended = i; in submit_lock_objects()
321 struct drm_gem_object *obj = submit->bos[contended].obj; in submit_lock_objects()
326 submit->bos[contended].flags |= BO_LOCKED; in submit_lock_objects()
327 slow_locked = contended; in submit_lock_objects()
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| /Linux-v6.6/mm/ |
| D | compaction.c | 538 if (cc->mode == MIGRATE_ASYNC && !cc->contended) { in compact_lock_irqsave()
542 cc->contended = true; in compact_lock_irqsave()
570 cc->contended = true; in compact_unlock_should_abort()
921 cc->contended = true; in isolate_migratepages_block()
1185 !cc->finish_pageblock && !cc->contended) { in isolate_migratepages_block()
2260 if (cc->contended || fatal_signal_pending(current)) in __compact_finished()
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| D | rmap.c | 569 rwc->contended = true; in folio_lock_anon_vma_read()
932 return rwc.contended ? -1 : pra.referenced; in folio_referenced()
2393 rwc->contended = true; in rmap_walk_anon_lock()
2486 rwc->contended = true; in rmap_walk_file()
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| /Linux-v6.6/Documentation/arch/arm/ |
| D | vlocks.rst | 85 * vlocks are not intended to be fair. In the contended case, it is the
148 reducing bus contention in contended cases.
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| /Linux-v6.6/include/linux/ |
| D | rmap.h | 460 bool contended; member
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| /Linux-v6.6/arch/arm/common/ |
| D | mcpm_head.S | 168 @ In the contended case, non-first men wait here for cluster setup
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| /Linux-v6.6/Documentation/locking/ |
| D | lockstat.rst | 147 contended points (the lock holder). It is possible that the max
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| D | futex-requeue-pi.rst | 100 of the waiter and to enqueue the waiter on a contended rt_mutex.
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| D | mutex-design.rst | 43 contended it goes to the next possible path.
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| /Linux-v6.6/arch/x86/kernel/ |
| D | hpet.c | 813 goto contended; in read_hpet()
828 contended: in read_hpet()
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| /Linux-v6.6/drivers/regulator/ |
| D | core.c | 222 struct regulator_dev *held, *contended; in regulator_lock_two() local
237 contended = rdev2; in regulator_lock_two()
241 ww_mutex_lock_slow(&contended->mutex, ww_ctx); in regulator_lock_two()
242 contended->ref_cnt++; in regulator_lock_two()
243 contended->mutex_owner = current; in regulator_lock_two()
244 swap(held, contended); in regulator_lock_two()
245 ret = regulator_lock_nested(contended, ww_ctx); in regulator_lock_two()
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| /Linux-v6.6/Documentation/accounting/ |
| D | psi.rst | 10 When CPU, memory or IO devices are contended, workloads experience
|
