arch/powerpc/kvm/book3s_xive.c

1041

return atomic_add_unless(&q->count, 1, max) ? 0 : -EBUSY;

arch/powerpc/perf/core-book3s.c

1950

if (!atomic_add_unless(&num_events, -1, 1)) {

arch/powerpc/perf/core-fsl-emb.c

431

if (!atomic_add_unless(&num_events, -1, 1)) {

arch/powerpc/sysdev/xive/common.c

515

return !!atomic_add_unless(&q->count, 1, max);

arch/s390/kernel/topology.c

371

if (atomic_add_unless(&topology_poll, -1, 0))

arch/sh/kernel/perf_event.c

65

if (!atomic_add_unless(&num_events, -1, 1)) {

arch/x86/platform/uv/uv_nmi.c

501

int first = atomic_add_unless(&hub_nmi->in_nmi, 1, 1);

arch/x86/platform/uv/uv_nmi.c

505

if (atomic_add_unless(&uv_in_nmi, 1, 1))

drivers/acpi/apei/ghes.c

1533

if (!atomic_add_unless(&ghes_in_nmi, 1, 1))

drivers/base/power/runtime.c

1361

atomic_add_unless(&parent->power.child_count, -1, 0);

drivers/base/power/runtime.c

710

atomic_add_unless(&parent->power.child_count, -1, 0);

drivers/bus/mhi/host/pm.c

1084

if (likely(atomic_add_unless(&mhi_cntrl->dev_wake, 1, 0)))

drivers/bus/mhi/host/pm.c

1108

if (likely(atomic_add_unless(&mhi_cntrl->dev_wake, -1, 1)))

drivers/cdrom/cdrom.c

3661

if (!atomic_add_unless(&initialized, 1, 1))

drivers/char/ipmi/ipmi_msghandler.c

4915

if (atomic_add_unless(&intf->watchdog_pretimeouts_to_deliver, -1, 0)) {

drivers/cpufreq/cpufreq_governor.c

305

if (!atomic_add_unless(&policy_dbs->work_count, 1, 1))

drivers/cpuidle/coupled.c

232

ret = atomic_add_unless(&coupled->ready_waiting_counts,

drivers/crypto/atmel-sha204a.c

45

if (!atomic_add_unless(&i2c_priv->tfm_count, 1, 1))

drivers/dma/qcom/hidma_ll.c

146

if (atomic_add_unless(&lldev->trepool[i].allocated, 1, 1))

drivers/dma/ti/k3-udma-glue.c

478

if (!atomic_add_unless(&tx_chn->free_pkts, -1, 0))

drivers/gpu/drm/amd/amdkfd/kfd_queue.c

172

if (atomic_add_unless(&prange->queue_refcount, -1, 0)) {

drivers/gpu/drm/amd/amdkfd/kfd_queue.c

174

atomic_add_unless(&pchild->queue_refcount, -1, 0);

drivers/gpu/drm/exynos/exynos_drm_fimd.c

1033

if (atomic_add_unless(&ctx->win_updated, -1, 0))

drivers/gpu/drm/i915/gem/i915_gem_shrinker.c

496

if (atomic_add_unless(&obj->mm.shrink_pin, 1, 0))

drivers/gpu/drm/i915/gem/i915_gem_shrinker.c

518

if (atomic_add_unless(&obj->mm.shrink_pin, -1, 1))

drivers/gpu/drm/i915/gt/gen6_ppgtt.c

337

if (atomic_add_unless(&ppgtt->pin_count, 1, 0))

drivers/gpu/drm/i915/gt/intel_context.c

267

if (likely(!atomic_add_unless(&ce->pin_count, 1, 0))) {

drivers/gpu/drm/i915/gt/intel_context.h

196

while (!atomic_add_unless(&ce->pin_count, -1, 1)) {

drivers/gpu/drm/i915/gt/intel_ppgtt.c

132

if (atomic_add_unless(&pt->used, -1, 1))

drivers/gpu/drm/i915/gt/intel_timeline.c

196

if (atomic_add_unless(&tl->pin_count, 1, 0))

drivers/gpu/drm/i915/gt/intel_timeline.c

259

if (atomic_add_unless(&tl->active_count, 1, 0))

drivers/gpu/drm/i915/gt/intel_timeline.c

284

if (atomic_add_unless(&tl->active_count, -1, 1))

drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c

3947

if (atomic_add_unless(&ce->guc_id.ref, 1, 0))

drivers/gpu/drm/i915/i915_active.c

182

if (atomic_add_unless(&ref->count, -1, 1))

drivers/gpu/drm/i915/i915_active.c

192

if (atomic_add_unless(&ref->count, -1, 1))

drivers/gpu/drm/i915/i915_active.c

491

return atomic_add_unless(&ref->count, 1, 0);

drivers/gpu/drm/i915/i915_vma.c

1353

if (atomic_add_unless(&vma->pages_count, 1, 0))

drivers/gpu/drm/i915/i915_vma.c

1414

if (atomic_add_unless(&vma->pages_count, -1, 1))

drivers/gpu/drm/i915/intel_wakeref.c

94

if (atomic_add_unless(&wf->count, -1, 1))

drivers/gpu/drm/i915/intel_wakeref.h

158

if (unlikely(!atomic_add_unless(&wf->count, -1, 1)))

drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_cmd.c

102

new_cnt = atomic_add_unless(&phys_enc->pending_kickoff_cnt, -1, 0);

drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_cmd.c

124

atomic_add_unless(&cmd_enc->pending_vblank_cnt, -1, 0);

drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_cmd.c

135

atomic_add_unless(&phys_enc->pending_ctlstart_cnt, -1, 0);

drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_cmd.c

207

atomic_add_unless(&phys_enc->pending_kickoff_cnt, -1, 0);

drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_vid.c

358

atomic_add_unless(&phys_enc->pending_kickoff_cnt, -1, 0);

drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_wb.c

370

atomic_add_unless(&phys_enc->pending_kickoff_cnt, -1, 0);

drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_wb.c

429

atomic_add_unless(&phys_enc->pending_kickoff_cnt, -1, 0);

drivers/gpu/drm/omapdrm/omap_dmm_tiler.c

317

atomic_add_unless(&omap_dmm->engine_counter, -1, 0));

drivers/gpu/drm/panfrost/panfrost_gpu.c

396

if (atomic_add_unless(&pfdev->cycle_counter.use_count, -1, 1))

drivers/iio/common/hid-sensors/hid-sensor-trigger.c

159

if (atomic_add_unless(&st->runtime_pm_enable, 1, 1))

drivers/infiniband/core/ucma.c

309

if (!atomic_add_unless(&listen_ctx->backlog, -1, 0))

drivers/infiniband/hw/vmw_pvrdma/pvrdma_cq.c

130

if (!atomic_add_unless(&dev->num_cqs, 1, dev->dsr->caps.max_cq))

drivers/infiniband/hw/vmw_pvrdma/pvrdma_qp.c

228

if (!atomic_add_unless(&dev->num_qps, 1, dev->dsr->caps.max_qp))

drivers/infiniband/hw/vmw_pvrdma/pvrdma_srq.c

134

if (!atomic_add_unless(&dev->num_srqs, 1, dev->dsr->caps.max_srq))

drivers/infiniband/hw/vmw_pvrdma/pvrdma_verbs.c

414

if (!atomic_add_unless(&dev->num_pds, 1, dev->dsr->caps.max_pd))

drivers/infiniband/hw/vmw_pvrdma/pvrdma_verbs.c

501

if (!atomic_add_unless(&dev->num_ahs, 1, dev->dsr->caps.max_ah))

drivers/md/raid5.c

407

if (atomic_add_unless(&sh->count, -1, 1))

drivers/media/platform/qcom/venus/hfi.c

175

max = atomic_add_unless(&core->insts_count, 1,

drivers/media/platform/ti/omap3isp/ispstat.c

630

if (!atomic_add_unless(&stat->buf_err, -1, 0) &&

drivers/media/rc/ttusbir.c

57

atomic_add_unless(&tt->led_complete, 1, 1)) {

drivers/net/ethernet/cavium/thunder/nicvf_queues.c

1400

if (!atomic_add_unless(&nic->pnicvf->tx_ptp_skbs, 1, 1))

drivers/net/wireguard/queueing.c

74

if (!atomic_add_unless(&queue->count, 1, MAX_QUEUED_PACKETS))

drivers/phy/ti/phy-twl4030-usb.c

591

if (atomic_add_unless(&twl->connected, 1, 1)) {

drivers/phy/ti/phy-twl4030-usb.c

598

if (atomic_add_unless(&twl->connected, -1, 0)) {

drivers/platform/x86/lenovo/thinkpad_acpi.c

11449

if (!atomic_add_unless(&dytc_ignore_event, -1, 0))

drivers/ps3/ps3-lpm.c

1087

if (!atomic_add_unless(&lpm_priv->open, 1, 1)) {

drivers/s390/net/qeth_core_main.c

3477

atomic_add_unless(&card->force_alloc_skb, -1, 0);

drivers/s390/scsi/zfcp_aux.c

275

while (atomic_add_unless(&adapter->stat_miss, -1, 0))

drivers/scsi/megaraid/megaraid_sas_fusion.c

3515

if (atomic_add_unless(&irq_context->in_used, 1, 1))

drivers/scsi/megaraid/megaraid_sas_fusion.c

3739

if (!atomic_add_unless(&fusion->busy_mq_poll[queue_num], 1, 1))

drivers/scsi/mpi3mr/mpi3mr_fw.c

461

if (!atomic_add_unless(&mrioc->admin_reply_q_in_use, 1, 1)) {

drivers/scsi/mpi3mr/mpi3mr_fw.c

558

if (!atomic_add_unless(&op_reply_q->in_use, 1, 1))

drivers/scsi/mpt3sas/mpt3sas_base.c

1712

if (!atomic_add_unless(&reply_q->busy, 1, 1))

drivers/scsi/mpt3sas/mpt3sas_base.c

1884

!atomic_add_unless(&ioc->io_uring_poll_queues[qid].busy, 1, 1))

drivers/tty/serial/8250/8250_omap.c

639

if (atomic_add_unless(&priv->active, 1, 1)) {

drivers/tty/serial/serial_core.c

67

if (atomic_add_unless(&state->refcount, 1, 0))

drivers/xen/events/events_base.c

291

WARN_ON_ONCE(!atomic_add_unless(&channels_on_cpu[info->cpu], -1 , 0));

drivers/xen/events/events_base.c

299

if (WARN_ON_ONCE(!atomic_add_unless(&channels_on_cpu[info->cpu], 1,

drivers/xen/gntdev.c

1072

if (!atomic_add_unless(&map->in_use, 1, 1))

fs/afs/file.c

476

if (atomic_add_unless(&vnode->cb_nr_mmap, -1, 1))

fs/btrfs/inode.c

3595

if (atomic_add_unless(&inode->vfs_inode.i_count, -1, 1))

fs/ext4/ext4.h

3584

atomic_add_unless(&EXT4_SB(sb)->s_lock_busy, -1, 0);

fs/ext4/ext4.h

3595

atomic_add_unless(&EXT4_SB(sb)->s_lock_busy, 1,

fs/inode.c

1994

if (atomic_add_unless(&inode->i_count, -1, 1))

fs/nfs/pnfs_dev.c

278

if (atomic_add_unless(&d->ref, -1, 2))

fs/nfsd/nfs4state.c

172

atomic_add_unless(&nn->nfsd_courtesy_clients, -1, 0);

fs/nfsd/nfs4state.c

2544

atomic_add_unless(&nn->nfs4_client_count, -1, 0);

fs/super.c

507

if (!atomic_add_unless(&s->s_active, -1, 1)) {

fs/xfs/xfs_buf.c

1623

if (atomic_add_unless(&bp->b_lru_ref, -1, 0)) {

fs/xfs/xfs_log.c

2579

if (!atomic_add_unless(&iclog->ic_refcnt, -1, 1))

include/linux/page_ref.h

238

ret = atomic_add_unless(&page->_refcount, nr, u);

include/linux/pm_runtime.h

133

atomic_add_unless(&dev->power.usage_count, -1, 0);

kernel/events/core.c

5640

if (!atomic_add_unless(&perf_sched_count, -1, 1))

kernel/locking/mutex.c

1180

if (atomic_add_unless(cnt, -1, 1))

kernel/module/main.c

739

ret = atomic_add_unless(&mod->refcnt, MODULE_REF_BASE, 0);

kernel/power/hibernate.c

96

return atomic_add_unless(&hibernate_atomic, -1, 0);

kernel/sched/core.c

520

if (!atomic_add_unless(&sched_core_count, -1, 1))

lib/dec_and_lock.c

24

if (atomic_add_unless(atomic, -1, 1))

lib/dec_and_lock.c

41

if (atomic_add_unless(atomic, -1, 1))

lib/dec_and_lock.c

56

if (atomic_add_unless(atomic, -1, 1))

lib/dec_and_lock.c

72

if (atomic_add_unless(atomic, -1, 1))

lib/fault-inject.c

77

#define atomic_dec_not_zero(v) atomic_add_unless((v), -1, 0)

mm/kasan/kasan_test_c.c

807

KUNIT_EXPECT_KASAN_FAIL(test, atomic_add_unless(unsafe, 21, 42));

net/batman-adv/main.h

286

#define batadv_atomic_dec_not_zero(v) atomic_add_unless((v), -1, 0)

net/batman-adv/tp_meter.c

1340

if (!atomic_add_unless(&bat_priv->tp_num, 1, BATADV_TP_MAX_NUM)) {

net/batman-adv/tp_meter.c

961

if (!atomic_add_unless(&bat_priv->tp_num, 1, BATADV_TP_MAX_NUM)) {

net/mac80211/mesh_pathtbl.c

693

if (atomic_add_unless(&sdata->u.mesh.mpaths, 1, MESH_MAX_MPATHS) == 0)

net/netfilter/nft_dynset.c

64

if (!atomic_add_unless(&set->nelems, 1, set->size))

net/phonet/pep.c

1115

!atomic_add_unless(&pn->tx_credits, -1, 0)) {

net/rds/ib_recv.c

257

avail_allocs = atomic_add_unless(&rds_ib_allocation,

net/sunrpc/xprtrdma/verbs.c

119

if (atomic_add_unless(&ep->re_force_disconnect, 1, 1))

net/tipc/crypto.c

452

atomic_add_unless(&tmp->users, 1, lim);

net/tipc/crypto.c

463

atomic_add_unless(&tmp->users, -1, lim);

rust/helpers/atomic.c

497

return atomic_add_unless(v, a, u);

sound/soc/codecs/cros_ec_codec.c

196

if (!atomic_add_unless(&priv->dmic_probed, 1, 1))

sound/soc/intel/avs/ipc.c

165

if (!atomic_add_unless(&ipc->recovering, 1, 1)) {