| /linux-6.15/lib/ |
| H A D | dec_and_lock.c | 24 if (atomic_add_unless(atomic, -1, 1)) in _atomic_dec_and_lock()
41 if (atomic_add_unless(atomic, -1, 1)) in _atomic_dec_and_lock_irqsave()
56 if (atomic_add_unless(atomic, -1, 1)) in _atomic_dec_and_raw_lock()
72 if (atomic_add_unless(atomic, -1, 1)) in _atomic_dec_and_raw_lock_irqsave()
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| /linux-6.15/Documentation/translations/zh_CN/core-api/ |
| H A D | refcount-vs-atomic.rst | 137 * ``atomic_add_unless(&var, -1, 1)`` --> ``refcount_dec_not_one(&var)``
143 .. note:: atomic_add_unless()只在执行成功时提供完整的顺序。
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| /linux-6.15/scripts/coccinelle/api/ |
| H A D | atomic_as_refcounter.cocci | 100 atomic_add_unless(&(a)->x,-1,1)@p1
110 msg = "WARNING: atomic_add_unless"
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| /linux-6.15/Documentation/litmus-tests/atomic/ |
| H A D | Atomic-RMW-ops-are-atomic-WRT-atomic_set.litmus | 16 (void)atomic_add_unless(v, 1, 0);
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| /linux-6.15/drivers/gpu/drm/i915/gt/ |
| H A D | intel_timeline.c | 195 if (atomic_add_unless(&tl->pin_count, 1, 0)) in intel_timeline_pin()
258 if (atomic_add_unless(&tl->active_count, 1, 0)) in intel_timeline_enter()
283 if (atomic_add_unless(&tl->active_count, -1, 1)) in intel_timeline_exit()
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| H A D | intel_ppgtt.c | 132 if (atomic_add_unless(&pt->used, -1, 1)) in release_pd_entry()
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| /linux-6.15/drivers/gpu/drm/msm/disp/dpu1/ |
| H A D | dpu_encoder_phys_cmd.c | 99 new_cnt = atomic_add_unless(&phys_enc->pending_kickoff_cnt, -1, 0); in dpu_encoder_phys_cmd_pp_tx_done_irq()
121 atomic_add_unless(&cmd_enc->pending_vblank_cnt, -1, 0); in dpu_encoder_phys_cmd_te_rd_ptr_irq()
132 atomic_add_unless(&phys_enc->pending_ctlstart_cnt, -1, 0); in dpu_encoder_phys_cmd_ctl_start_irq()
204 atomic_add_unless(&phys_enc->pending_kickoff_cnt, -1, 0); in _dpu_encoder_phys_cmd_handle_ppdone_timeout()
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| H A D | dpu_encoder_phys_wb.c | 374 atomic_add_unless(&phys_enc->pending_kickoff_cnt, -1, 0); in dpu_encoder_phys_wb_done_irq()
433 atomic_add_unless(&phys_enc->pending_kickoff_cnt, -1, 0); in _dpu_encoder_phys_wb_handle_wbdone_timeout()
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| /linux-6.15/Documentation/ |
| H A D | atomic_t.txt | 44 atomic_add_unless(), atomic_inc_not_zero()
99 (void)atomic_add_unless(v, 1, 0);
111 before the atomic_add_unless(), in which case that latter one would no-op, or
123 atomic_add_unless(v, 1, 0);
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| /linux-6.15/drivers/net/wireguard/ |
| H A D | queueing.c | 74 if (!atomic_add_unless(&queue->count, 1, MAX_QUEUED_PACKETS)) in wg_prev_queue_enqueue()
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| /linux-6.15/drivers/gpu/drm/i915/gem/ |
| H A D | i915_gem_shrinker.c | 495 if (atomic_add_unless(&obj->mm.shrink_pin, 1, 0)) in i915_gem_object_make_unshrinkable()
517 if (atomic_add_unless(&obj->mm.shrink_pin, -1, 1)) in ___i915_gem_object_make_shrinkable()
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| /linux-6.15/net/batman-adv/ |
| H A D | main.h | 290 #define batadv_atomic_dec_not_zero(v) atomic_add_unless((v), -1, 0)
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| /linux-6.15/Documentation/core-api/ |
| H A D | refcount-vs-atomic.rst | 173 * ``atomic_add_unless(&var, -1, 1)`` --> ``refcount_dec_not_one(&var)``
179 .. note:: atomic_add_unless() only provides full order on success.
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| /linux-6.15/drivers/gpu/drm/i915/ |
| H A D | intel_wakeref.h | 165 if (unlikely(!atomic_add_unless(&wf->count, -1, 1))) in __intel_wakeref_put()
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| H A D | intel_wakeref.c | 92 if (atomic_add_unless(&wf->count, -1, 1)) in __intel_wakeref_put_work()
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| H A D | i915_active.c | 182 if (atomic_add_unless(&ref->count, -1, 1)) in active_work()
192 if (atomic_add_unless(&ref->count, -1, 1)) in active_retire()
492 return atomic_add_unless(&ref->count, 1, 0); in i915_active_acquire_if_busy()
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| /linux-6.15/drivers/gpu/drm/amd/amdkfd/ |
| H A D | kfd_queue.c | 172 if (atomic_add_unless(&prange->queue_refcount, -1, 0)) { in kfd_queue_buffer_svm_put()
174 atomic_add_unless(&pchild->queue_refcount, -1, 0); in kfd_queue_buffer_svm_put()
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| /linux-6.15/drivers/crypto/ |
| H A D | atmel-sha204a.c | 45 if (!atomic_add_unless(&i2c_priv->tfm_count, 1, 1)) in atmel_sha204a_rng_read_nonblocking()
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| /linux-6.15/drivers/infiniband/hw/vmw_pvrdma/ |
| H A D | pvrdma_verbs.c | 414 if (!atomic_add_unless(&dev->num_pds, 1, dev->dsr->caps.max_pd)) in pvrdma_alloc_pd()
501 if (!atomic_add_unless(&dev->num_ahs, 1, dev->dsr->caps.max_ah)) in pvrdma_create_ah()
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| H A D | pvrdma_srq.c | 134 if (!atomic_add_unless(&dev->num_srqs, 1, dev->dsr->caps.max_srq)) in pvrdma_create_srq()
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| /linux-6.15/tools/memory-model/Documentation/ |
| H A D | herd-representation.txt | 104 | atomic_add_unless | |
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| /linux-6.15/include/linux/ |
| H A D | page_ref.h | 238 ret = atomic_add_unless(&page->_refcount, nr, u); in page_ref_add_unless()
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| /linux-6.15/arch/sh/kernel/ |
| H A D | perf_event.c | 65 if (!atomic_add_unless(&num_events, -1, 1)) { in hw_perf_event_destroy()
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| /linux-6.15/drivers/phy/ti/ |
| H A D | phy-twl4030-usb.c | 591 if (atomic_add_unless(&twl->connected, 1, 1)) { in twl4030_usb_irq()
598 if (atomic_add_unless(&twl->connected, -1, 0)) { in twl4030_usb_irq()
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| /linux-6.15/arch/x86/platform/uv/ |
| H A D | uv_nmi.c | 501 int first = atomic_add_unless(&hub_nmi->in_nmi, 1, 1); in uv_set_in_nmi()
505 if (atomic_add_unless(&uv_in_nmi, 1, 1)) in uv_set_in_nmi()
|