Defined in 3 files as a macro:

• arch/m68k/include/asm/atomic.h, line 143 (as a macro)
• include/asm-generic/atomic-instrumented.h, line 750 (as a macro)
• include/linux/atomic-fallback.h, line 1035 (as a macro)

Defined in 5 files as a function:

• arch/m68k/include/asm/atomic.h, line 137 (as a function)
• include/asm-generic/atomic-instrumented.h, line 745 (as a function)
• include/linux/atomic-fallback.h, line 1031 (as a function)
• tools/arch/x86/include/asm/atomic.h, line 63 (as a function)
• tools/include/asm-generic/atomic-gcc.h, line 59 (as a function)

Documented in 3 files:

• include/linux/atomic-fallback.h, line 1022
• tools/arch/x86/include/asm/atomic.h, line 55
• tools/include/asm-generic/atomic-gcc.h, line 51

Referenced in 332 files:

• arch/m68k/bvme6000/rtc.c, line 137
• arch/m68k/mvme16x/rtc.c, line 125
• arch/powerpc/mm/book3s64/pgtable.c, line 345
• arch/powerpc/mm/pgtable-frag.c, line 114
• arch/powerpc/platforms/pseries/dtl.c, line 113
• arch/sparc/kernel/smp_64.c, line 1194
• arch/um/drivers/random.c, line 84
• arch/x86/events/core.c, line 2141
• arch/x86/kernel/cpu/resctrl/rdtgroup.c, 2 times
• arch/x86/kernel/tsc_sync.c, line 363
• block/bio.c, 2 times
• block/blk-ioc.c, line 175
• drivers/auxdisplay/charlcd.c, line 712
• drivers/auxdisplay/panel.c, line 1106
• drivers/base/power/domain.c, line 201
• drivers/base/power/runtime.c, 3 times
• drivers/block/drbd/drbd_actlog.c, line 101
• drivers/block/drbd/drbd_bitmap.c, 2 times
• drivers/block/drbd/drbd_int.h, line 2037
• drivers/block/drbd/drbd_main.c, line 164
• drivers/block/drbd/drbd_nl.c, line 916
• drivers/block/drbd/drbd_receiver.c, 2 times
• drivers/block/drbd/drbd_worker.c, line 188
• drivers/block/floppy.c, line 4879
• drivers/block/loop.c, line 493
• drivers/block/paride/pt.c, line 672
• drivers/block/pktcdvd.c, 2 times
• drivers/block/rsxx/dev.c, line 122
• drivers/block/xen-blkback/blkback.c, 2 times
• drivers/block/xen-blkback/common.h, line 368
• drivers/char/ipmi/ipmi_watchdog.c, 2 times
• drivers/cpufreq/omap-cpufreq.c, line 107
• drivers/crypto/ixp4xx_crypto.c, 4 times
• drivers/dma-buf/dma-fence-array.c, 2 times
• drivers/dma/dmaengine.c, line 152
• drivers/dma/ppc4xx/adma.c, 2 times
• drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c, line 534
• drivers/gpu/drm/drm_dp_aux_dev.c, 2 times
• drivers/gpu/drm/drm_vblank.c, line 1047
• drivers/gpu/drm/i915/gem/i915_gem_context.c, line 131
• drivers/gpu/drm/i915/gem/i915_gem_object.c, line 125
• drivers/gpu/drm/i915/gt/intel_context.c, line 99
• drivers/gpu/drm/i915/gt/intel_ringbuffer.c, line 1248
• drivers/gpu/drm/i915/gt/intel_timeline.c, line 530
• drivers/gpu/drm/i915/i915_active.c, line 133
• drivers/gpu/drm/i915/i915_gem.h, line 99
• drivers/gpu/drm/i915/i915_gem_gtt.c, line 810
• drivers/gpu/drm/i915/i915_globals.c, line 103
• drivers/gpu/drm/i915/i915_perf.c, line 385
• drivers/gpu/drm/i915/i915_sw_fence.c, line 182
• drivers/gpu/drm/i915/intel_wakeref.c, line 57
• drivers/gpu/drm/lima/lima_pp.c, 3 times
• drivers/gpu/drm/radeon/radeon_irq_kms.c, 2 times
• drivers/hsi/clients/ssi_protocol.c, line 365
• drivers/hv/channel_mgmt.c, 2 times
• drivers/i3c/master.c, line 2203
• drivers/iio/adc/stm32-dfsdm-core.c, line 193
• drivers/iio/common/ssp_sensors/ssp_dev.c, line 333
• drivers/iio/industrialio-trigger.c, line 205
• drivers/infiniband/core/cm.c, line 311
• drivers/infiniband/core/cma.c, 2 times
• drivers/infiniband/core/iwcm.c, line 213
• drivers/infiniband/core/iwpm_util.c, line 113
• drivers/infiniband/core/mad.c, 2 times
• drivers/infiniband/core/mad_rmpp.c, line 76
• drivers/infiniband/core/multicast.c, 3 times
• drivers/infiniband/core/sa.h, line 47
• drivers/infiniband/core/ucma.c, line 163
• drivers/infiniband/core/uverbs_cmd.c, line 688
• drivers/infiniband/core/uverbs_main.c, 4 times
• drivers/infiniband/hw/cxgb3/iwch_ev.c, 2 times
• drivers/infiniband/hw/cxgb3/iwch_provider.c, line 900
• drivers/infiniband/hw/cxgb3/iwch_qp.c, line 767
• drivers/infiniband/hw/cxgb4/ev.c, 2 times
• drivers/infiniband/hw/hfi1/aspm.c, line 123
• drivers/infiniband/hw/hfi1/file_ops.c, 2 times
• drivers/infiniband/hw/hfi1/init.c, line 1787
• drivers/infiniband/hw/hfi1/iowait.h, 2 times
• drivers/infiniband/hw/hfi1/user_sdma.c, line 1412
• drivers/infiniband/hw/hns/hns_roce_cq.c, 2 times
• drivers/infiniband/hw/hns/hns_roce_qp.c, 2 times
• drivers/infiniband/hw/hns/hns_roce_srq.c, 2 times
• drivers/infiniband/hw/i40iw/i40iw_utils.c, 3 times
• drivers/infiniband/hw/mlx4/mcg.c, 2 times
• drivers/infiniband/hw/mlx5/odp.c, line 246
• drivers/infiniband/hw/qedr/qedr_iw_cm.c, line 741
• drivers/infiniband/hw/qedr/verbs.c, line 2493
• drivers/infiniband/hw/qib/qib_diag.c, line 187
• drivers/infiniband/hw/qib/qib_file_ops.c, line 695
• drivers/infiniband/hw/qib/qib_mad.c, line 903
• drivers/infiniband/hw/qib/qib_verbs.c, line 732
• drivers/infiniband/sw/rdmavt/qp.c, line 248
• drivers/infiniband/ulp/ipoib/ipoib.h, line 464
• drivers/infiniband/ulp/ipoib/ipoib_main.c, line 1457
• drivers/iommu/amd_iommu_v2.c, 3 times
• drivers/md/dm-cache-target.c, line 571
• drivers/md/dm-clone-target.c, 2 times
• drivers/md/dm-crypt.c, 4 times
• drivers/md/dm-integrity.c, 2 times
• drivers/md/dm-io.c, line 133
• drivers/md/dm-kcopyd.c, 2 times
• drivers/md/dm-log-writes.c, 2 times
• drivers/md/dm-region-hash.c, 3 times
• drivers/md/dm-snap-persistent.c, line 730
• drivers/md/dm-thin.c, line 836
• drivers/md/dm-writecache.c, 2 times
• drivers/md/dm.c, 2 times
• drivers/md/md-bitmap.c, 2 times
• drivers/md/md-faulty.c, line 92
• drivers/md/md.c, 4 times
• drivers/md/md.h, line 761
• drivers/md/raid1.c, 3 times
• drivers/md/raid10.c, 6 times
• drivers/md/raid5-cache.c, 4 times
• drivers/md/raid5-ppl.c, 3 times
• drivers/md/raid5.c, 5 times
• drivers/media/pci/cx23885/cx23885-core.c, line 1106
• drivers/media/pci/saa7164/saa7164-core.c, line 1039
• drivers/media/platform/qcom/camss/camss-video.c, line 804
• drivers/media/platform/qcom/venus/hfi.c, line 227
• drivers/media/usb/s2255/s2255drv.c, 2 times
• drivers/misc/lkdtm/refcount.c, line 369
• drivers/misc/mic/cosm/cosm_main.c, 2 times
• drivers/misc/mic/scif/scif_main.c, 2 times
• drivers/misc/sgi-gru/grutlbpurge.c, line 231
• drivers/net/arcnet/arcnet.c, line 313
• drivers/net/can/usb/gs_usb.c, line 697
• drivers/net/ethernet/atheros/atl1c/atl1c_main.c, line 160
• drivers/net/ethernet/atheros/atl1e/atl1e_main.c, line 85
• drivers/net/ethernet/broadcom/bnx2.c, line 681
• drivers/net/ethernet/chelsio/cxgb3/l2t.h, line 136
• drivers/net/ethernet/chelsio/cxgb4/cxgb4_uld.c, line 510
• drivers/net/ethernet/chelsio/cxgb4/l2t.c, line 392
• drivers/net/ethernet/chelsio/cxgb4/sched.c, line 176
• drivers/net/ethernet/intel/ixgbe/ixgbe_fcoe.c, line 885
• drivers/net/ethernet/jme.c, 3 times
• drivers/net/ethernet/mellanox/mlx5/core/cmd.c, 2 times
• drivers/net/ethernet/mellanox/mlxsw/core.c, 2 times
• drivers/net/ethernet/netronome/nfp/nfpcore/nfp6000_pcie.c, 2 times
• drivers/net/ethernet/netronome/nfp/nfpcore/nfp_cppcore.c, line 504
• drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c, line 765
• drivers/net/ethernet/sfc/ef10.c, line 3949
• drivers/net/ethernet/sun/niu.c, line 9555
• drivers/net/usb/cdc_mbim.c, line 50
• drivers/net/usb/huawei_cdc_ncm.c, line 43
• drivers/net/usb/qmi_wwan.c, line 638
• drivers/net/wireless/ath/carl9170/tx.c, line 186
• drivers/net/wireless/broadcom/b43/main.c, line 1983
• drivers/net/wireless/broadcom/b43legacy/main.c, line 1303
• drivers/nfc/fdp/fdp.c, line 267
• drivers/nvdimm/bus.c, line 1202
• drivers/pinctrl/samsung/pinctrl-exynos.c, line 679
• drivers/platform/x86/sony-laptop.c, 2 times
• drivers/remoteproc/remoteproc_core.c, line 1813
• drivers/rpmsg/virtio_rpmsg_bus.c, line 513
• drivers/s390/block/dcssblk.c, line 837
• drivers/s390/cio/chsc_sch.c, line 918
• drivers/s390/cio/device.c, 3 times
• drivers/sbus/char/display7seg.c, line 88
• drivers/scsi/arcmsr/arcmsr_hba.c, line 3981
• drivers/scsi/bnx2i/bnx2i_iscsi.c, line 1500
• drivers/scsi/hpsa.c, 2 times
• drivers/scsi/libfc/fc_exch.c, line 314
• drivers/scsi/qla2xxx/qla_os.c, line 6616
• drivers/scsi/qla4xxx/ql4_os.c, line 4496
• drivers/scsi/storvsc_drv.c, line 1114
• drivers/scsi/ufs/ufshcd.c, line 292
• drivers/soc/fsl/dpio/qbman-portal.c, line 660
• drivers/spi/spi-pxa2xx-dma.c, line 31
• drivers/staging/android/ashmem.c, line 466
• drivers/staging/isdn/gigaset/isocdata.c, line 60
• drivers/staging/isdn/gigaset/ser-gigaset.c, 2 times
• drivers/staging/kpc2000/kpc_dma/fileops.c, line 253
• drivers/staging/qlge/qlge_main.c, line 651
• drivers/tty/serial/serial_core.c, line 65
• drivers/uio/uio_hv_generic.c, line 229
• drivers/usb/gadget/function/f_fs.c, line 1730
• drivers/usb/gadget/function/f_rndis.c, line 437
• drivers/usb/misc/usbtest.c, 2 times
• drivers/vfio/vfio_iommu_type1.c, line 261
• drivers/video/fbdev/core/fbmem.c, line 77
• drivers/video/fbdev/ps3fb.c, line 512
• drivers/video/fbdev/vermilion/vermilion.c, line 371
• drivers/watchdog/bcm47xx_wdt.c, line 111
• drivers/watchdog/bcm63xx_wdt.c, line 79
• drivers/xen/xen-scsiback.c, line 207
• fs/affs/file.c, line 36
• fs/afs/cell.c, line 26
• fs/afs/fs_probe.c, line 16
• fs/afs/server.c, line 25
• fs/afs/vl_probe.c, line 16
• fs/afs/volume.c, line 174
• fs/aio.c, line 600
• fs/autofs/root.c, 2 times
• fs/block_dev.c, line 306
• fs/btrfs/block-group.c, 3 times
• fs/btrfs/disk-io.c, line 613
• fs/btrfs/extent_io.c, 3 times
• fs/btrfs/free-space-cache.c, line 3368
• fs/btrfs/inode.c, 4 times
• fs/btrfs/ioctl.c, line 871
• fs/btrfs/locking.c, line 266
• fs/btrfs/raid56.c, 4 times
• fs/btrfs/reada.c, line 186
• fs/btrfs/scrub.c, 2 times
• fs/btrfs/tree-log.c, 2 times
• fs/btrfs/volumes.c, 2 times
• fs/ceph/file.c, line 753
• fs/ceph/locks.c, line 47
• fs/ceph/snap.c, 2 times
• fs/cifs/cifsfs.c, line 145
• fs/cifs/connect.c, line 3562
• fs/cifs/smbdirect.c, 6 times
• fs/coda/file.c, line 116
• fs/configfs/configfs_internal.h, line 156
• fs/configfs/dir.c, line 168
• fs/dcache.c, 3 times
• fs/dlm/user.c, line 943
• fs/ext4/ext4.h, line 3376
• fs/ext4/mballoc.c, line 3573
• fs/ext4/page-io.c, 2 times
• fs/file.c, line 415
• fs/fs-writeback.c, line 171
• fs/fscache/cache.c, line 74
• fs/fscache/cookie.c, line 764
• fs/fscache/operation.c, line 504
• fs/fuse/dev.c, 2 times
• fs/gfs2/glock.c, line 145
• fs/gfs2/log.c, 2 times
• fs/gfs2/lops.c, line 225
• fs/hfs/inode.c, line 575
• fs/hfsplus/inode.c, line 231
• fs/iomap/buffered-io.c, line 146
• fs/iomap/direct-io.c, 2 times
• fs/jbd2/transaction.c, 2 times
• fs/jffs2/xattr.c, line 624
• fs/jfs/jfs_metapage.c, line 141
• fs/kernfs/dir.c, 2 times
• fs/kernfs/file.c, line 605
• fs/namespace.c, line 3782
• fs/nfs/direct.c, 2 times
• fs/nfs/pagelist.c, line 425
• fs/nfs/pnfs.c, 2 times
• fs/nfs/pnfs_dev.c, line 279
• fs/nfs/pnfs_nfs.c, line 246
• fs/nfs/super.c, line 434
• fs/nfs/write.c, line 1669
• fs/nfsd/filecache.c, 2 times
• fs/nfsd/nfs4state.c, 2 times
• fs/notify/mark.c, line 322
• fs/ntfs/inode.c, 2 times
• fs/ocfs2/cluster/heartbeat.c, 3 times
• fs/ocfs2/stack_user.c, line 571
• fs/reiserfs/file.c, line 46
• fs/super.c, line 337
• fs/xfs/xfs_aops.c, line 74
• fs/xfs/xfs_bmap_item.c, line 53
• fs/xfs/xfs_buf.c, 3 times
• fs/xfs/xfs_buf_item.c, 3 times
• fs/xfs/xfs_dquot_item.c, line 93
• fs/xfs/xfs_extfree_item.c, line 57
• fs/xfs/xfs_inode_item.c, line 464
• fs/xfs/xfs_log.c, line 3541
• fs/xfs/xfs_pwork.c, line 50
• fs/xfs/xfs_refcount_item.c, line 52
• fs/xfs/xfs_rmap_item.c, line 52
• include/asm-generic/atomic-long.h, line 960
• include/linux/atomic-fallback.h, line 1021
• include/linux/cred.h, 2 times
• include/linux/fs.h, line 3247
• include/linux/fscache-cache.h, 2 times
• include/linux/mbcache.h, line 36
• include/linux/netfilter/nf_conntrack_common.h, line 33
• include/linux/nsproxy.h, line 78
• include/linux/page_ref.h, line 139
• include/linux/refcount.h, line 101
• include/linux/rmap.h, line 114
• include/linux/sched/mm.h, line 48
• include/linux/user_namespace.h, line 121
• include/net/bluetooth/hci_core.h, line 986
• include/net/lwtunnel.h, line 70
• include/rdma/rdmavt_qp.h, line 572
• kernel/bpf/cpumap.c, line 238
• kernel/bpf/syscall.c, 3 times
• kernel/cgroup/cgroup.c, 2 times
• kernel/events/core.c, 3 times
• kernel/exit.c, 2 times
• kernel/fork.c, 3 times
• kernel/irq/manage.c, line 1028
• kernel/jump_label.c, line 247
• kernel/locking/mutex.c, line 1524
• kernel/nsproxy.c, line 224
• kernel/power/swap.c, line 257
• kernel/rcu/rcutorture.c, line 2034
• kernel/rcu/srcutree.c, 2 times
• kernel/rcu/tree.c, 2 times
• kernel/sched/topology.c, 5 times
• kernel/stop_machine.c, 2 times
• kernel/umh.c, line 352
• kernel/user_namespace.c, line 200
• kernel/workqueue.c, 3 times
• lib/dec_and_lock.c, 2 times
• lib/test_rhashtable.c, line 636
• lib/test_vmalloc.c, line 71
• mm/huge_memory.c, line 113
• mm/kmemleak.c, line 491
• mm/mempolicy.c, line 289
• mm/memremap.c, line 24
• mm/page_alloc.c, line 1609
• mm/rmap.c, 2 times
• mm/shmem.c, line 1280
• net/batman-adv/bridge_loop_avoidance.c, 2 times
• net/batman-adv/tp_meter.c, 2 times
• net/bluetooth/6lowpan.c, line 97
• net/ipv6/ip6_flowlabel.c, line 131
• net/netfilter/ipset/ip_set_hash_gen.h, 2 times
• net/netfilter/ipvs/ip_vs_ctl.c, line 475
• net/netlink/af_netlink.c, line 465
• net/nfc/llcp_core.c, line 467
• net/rxrpc/call_accept.c, line 218
• net/rxrpc/call_object.c, line 576
• net/rxrpc/conn_object.c, line 369
• net/sctp/ulpqueue.c, line 132
• net/sunrpc/clnt.c, 2 times
• net/sunrpc/sched.c, 3 times
• net/sunrpc/xprt.c, line 1014
• net/sunrpc/xprtsock.c, line 2105
• security/tomoyo/common.c, line 2766
• sound/core/seq/seq_ports.c, line 231
• sound/i2c/other/ak4113.c, 2 times
• sound/i2c/other/ak4114.c, 2 times
• sound/usb/card.c, 3 times