Defined in 2 files as a prototype:

• include/linux/rwsem.h, line 147 (as a prototype)
• tools/perf/util/rwsem.h, line 14 (as a prototype)

Defined in 2 files as a function:

• kernel/locking/rwsem.c, line 1571 (as a function)
• tools/perf/util/rwsem.c, line 20 (as a function)

Referenced in 360 files:

• arch/alpha/kernel/osf_sys.c, 3 times
• arch/s390/kernel/sysinfo.c, line 362
• arch/sparc/kernel/sys_sparc_32.c, 2 times
• arch/sparc/kernel/sys_sparc_64.c, 2 times
• arch/x86/kernel/ldt.c, line 529
• arch/x86/kvm/svm/sev.c, line 151
• block/genhd.c, 2 times
• block/keyslot-manager.c, line 203
• crypto/af_alg.c, line 54
• crypto/algapi.c, 2 times
• crypto/api.c, line 212
• crypto/asymmetric_keys/asymmetric_type.c, line 393
• crypto/crypto_user_base.c, 3 times
• crypto/proc.c, line 33
• drivers/accessibility/speakup/spk_ttyio.c, line 138
• drivers/acpi/cppc_acpi.c, 2 times
• drivers/acpi/glue.c, line 81
• drivers/base/core.c, line 106
• drivers/block/rbd.c, 10 times
• drivers/block/zram/zram_drv.c, 20 times
• drivers/char/apm-emulation.c, 4 times
• drivers/char/tpm/tpm-chip.c, 2 times
• drivers/cpufreq/cpufreq.c, 2 times
• drivers/crypto/hisilicon/qm.c, 4 times
• drivers/crypto/qat/qat_common/adf_cfg.c, line 314
• drivers/firewire/core-cdev.c, line 452
• drivers/firewire/core-device.c, 7 times
• drivers/gnss/core.c, line 167
• drivers/gpu/drm/amd/amdkfd/kfd_topology.c, 10 times
• drivers/gpu/drm/gma500/mmu.c, 6 times
• drivers/gpu/drm/gma500/psb_drv.c, 2 times
• drivers/gpu/drm/radeon/radeon_cs.c, 5 times
• drivers/gpu/drm/radeon/radeon_device.c, line 1885
• drivers/gpu/drm/radeon/radeon_display.c, 2 times
• drivers/gpu/drm/radeon/radeon_fence.c, 5 times
• drivers/gpu/drm/radeon/radeon_gem.c, 7 times
• drivers/gpu/drm/radeon/radeon_object.c, line 265
• drivers/gpu/drm/radeon/radeon_ttm.c, line 881
• drivers/gpu/drm/vmwgfx/vmwgfx_irq.c, line 233
• drivers/i2c/i2c-core-base.c, line 1298
• drivers/i3c/master.c, line 91
• drivers/infiniband/core/device.c, 30 times
• drivers/infiniband/core/netlink.c, 2 times
• drivers/infiniband/core/nldev.c, 2 times
• drivers/infiniband/core/rdma_core.c, 5 times
• drivers/infiniband/core/roce_gid_mgmt.c, line 500
• drivers/infiniband/core/uverbs_cmd.c, 2 times
• drivers/infiniband/core/uverbs_main.c, 2 times
• drivers/infiniband/core/verbs.c, 2 times
• drivers/infiniband/sw/siw/siw_qp.c, line 117
• drivers/infiniband/sw/siw/siw_qp_tx.c, 2 times
• drivers/infiniband/sw/siw/siw_verbs.c, 4 times
• drivers/infiniband/ulp/ipoib/ipoib_ib.c, line 1168
• drivers/infiniband/ulp/ipoib/ipoib_main.c, 4 times
• drivers/input/misc/yealink.c, 4 times
• drivers/iommu/intel/iommu.c, 3 times
• drivers/iommu/intel/irq_remapping.c, 3 times
• drivers/leds/led-triggers.c, 9 times
• drivers/leds/leds-bd2802.c, 2 times
• drivers/lightnvm/core.c, line 491
• drivers/md/bcache/btree.h, line 260
• drivers/md/bcache/writeback.c, line 211
• drivers/md/dm-cache-metadata.c, 2 times
• drivers/md/dm-cache-target.c, line 1123
• drivers/md/dm-clone-metadata.c, 2 times
• drivers/md/dm-crypt.c, 2 times
• drivers/md/dm-ioctl.c, 2 times
• drivers/md/dm-path-selector.c, 2 times
• drivers/md/dm-snap.c, 20 times
• drivers/md/dm-target.c, 3 times
• drivers/md/dm-thin-metadata.c, 18 times
• drivers/md/dm-thin.c, line 185
• drivers/md/dm-verity-verify-sig.c, line 61
• drivers/md/dm-zoned-metadata.c, line 385
• drivers/media/dvb-core/dvbdev.c, 2 times
• drivers/misc/mei/bus.c, line 1108
• drivers/misc/mei/client.c, 3 times
• drivers/misc/mei/debugfs.c, line 52
• drivers/misc/sgi-gru/grukservices.c, 3 times
• drivers/misc/vmw_balloon.c, 3 times
• drivers/mtd/ubi/eba.c, 5 times
• drivers/mtd/ubi/fastmap-wl.c, 2 times
• drivers/mtd/ubi/wl.c, 13 times
• drivers/net/ethernet/mellanox/mlx4/cmd.c, line 797
• drivers/net/ethernet/mellanox/mlx5/core/fs_core.c, line 328
• drivers/net/ethernet/mellanox/mlx5/core/lib/devcom.c, 2 times
• drivers/net/ethernet/pensando/ionic/ionic_lif.c, 2 times
• drivers/net/ethernet/sfc/efx.h, line 228
• drivers/net/ethernet/sfc/efx_common.c, line 147
• drivers/net/ethernet/sfc/falcon/efx.c, 3 times
• drivers/net/ethernet/sfc/falcon/efx.h, line 268
• drivers/net/ethernet/sfc/farch.c, 3 times
• drivers/net/ethernet/sfc/mcdi_filters.c, 10 times
• drivers/net/ppp/ppp_generic.c, line 666
• drivers/net/wireguard/cookie.c, 4 times
• drivers/net/wireguard/netlink.c, 6 times
• drivers/net/wireguard/noise.c, 6 times
• drivers/net/wireless/ath/wil6210/main.c, 2 times
• drivers/net/wireless/intersil/prism54/isl_ioctl.c, line 819
• drivers/net/wireless/intersil/prism54/oid_mgt.c, 2 times
• drivers/nvdimm/security.c, 3 times
• drivers/nvme/host/core.c, 12 times
• drivers/nvme/host/fabrics.c, 2 times
• drivers/nvme/host/multipath.c, 3 times
• drivers/nvme/target/admin-cmd.c, line 282
• drivers/nvme/target/core.c, 5 times
• drivers/nvme/target/discovery.c, 2 times
• drivers/pci/bus.c, line 406
• drivers/pci/hotplug/cpci_hotplug_core.c, 6 times
• drivers/pci/hotplug/pciehp_core.c, line 180
• drivers/pci/hotplug/pciehp_hpc.c, 2 times
• drivers/pci/pci.c, 3 times
• drivers/pci/pcie/aspm.c, 8 times
• drivers/pci/pcie/bw_notification.c, line 80
• drivers/pci/pcie/pme.c, 4 times
• drivers/pci/search.c, 2 times
• drivers/pci/setup-bus.c, 4 times
• drivers/pci/slot.c, 2 times
• drivers/pcmcia/cs.c, 2 times
• drivers/platform/chrome/cros_ec_ishtp.c, 2 times
• drivers/rapidio/rio_cm.c, 10 times
• drivers/s390/block/dcssblk.c, 3 times
• drivers/scsi/cxlflash/main.c, line 3574
• drivers/scsi/cxlflash/superpipe.c, 5 times
• drivers/scsi/cxlflash/vlun.c, line 452
• drivers/scsi/ufs/ufshcd.c, 3 times
• drivers/staging/android/ion/ion.c, 2 times
• drivers/staging/comedi/comedi_fops.c, 6 times
• drivers/staging/comedi/kcomedilib/kcomedilib_main.c, 3 times
• drivers/staging/comedi/proc.c, line 43
• drivers/staging/greybus/audio_manager.c, 3 times
• drivers/tty/n_tty.c, 7 times
• drivers/tty/tty_io.c, 2 times
• drivers/tty/tty_ioctl.c, 7 times
• drivers/tty/tty_ldisc.c, line 601
• drivers/usb/core/file.c, line 50
• drivers/usb/core/hcd-pci.c, 2 times
• drivers/usb/core/hub.c, line 2988
• drivers/usb/gadget/function/f_mass_storage.c, 2 times
• drivers/usb/gadget/function/storage_common.c, 3 times
• drivers/usb/misc/usblcd.c, 3 times
• drivers/vfio/mdev/mdev_core.c, 3 times
• drivers/vfio/pci/vfio_pci.c, line 1608
• drivers/vfio/pci/vfio_pci_rdwr.c, 4 times
• drivers/vfio/vfio.c, line 1067
• drivers/video/fbdev/matrox/matroxfb_base.c, 8 times
• drivers/video/fbdev/matrox/matroxfb_crtc2.c, 2 times
• drivers/video/fbdev/omap2/omapfb/omapfb.h, line 193
• drivers/xen/xenbus/xenbus_xs.c, 2 times
• fs/9p/fid.c, 2 times
• fs/adfs/dir.c, 4 times
• fs/afs/dir.c, 2 times
• fs/afs/dir_silly.c, 3 times
• fs/afs/write.c, line 775
• fs/btrfs/backref.c, 3 times
• fs/btrfs/block-group.c, 3 times
• fs/btrfs/ctree.c, line 2571
• fs/btrfs/dev-replace.c, 5 times
• fs/btrfs/disk-io.c, 2 times
• fs/btrfs/extent-tree.c, 4 times
• fs/btrfs/inode-map.c, 2 times
• fs/btrfs/inode.c, 4 times
• fs/btrfs/ioctl.c, 4 times
• fs/btrfs/reada.c, 5 times
• fs/btrfs/scrub.c, 2 times
• fs/btrfs/send.c, 4 times
• fs/btrfs/space-info.c, 2 times
• fs/btrfs/sysfs.c, line 579
• fs/btrfs/volumes.c, 4 times
• fs/cachefiles/interface.c, line 391
• fs/ceph/addr.c, line 1947
• fs/ceph/caps.c, 5 times
• fs/ceph/file.c, line 1769
• fs/ceph/inode.c, line 2211
• fs/ceph/io.c, 4 times
• fs/ceph/ioctl.c, 2 times
• fs/ceph/mds_client.c, 4 times
• fs/ceph/quota.c, 6 times
• fs/ceph/xattr.c, 4 times
• fs/cifs/connect.c, line 3209
• fs/cifs/dfs_cache.c, 14 times
• fs/cifs/file.c, 7 times
• fs/configfs/file.c, 7 times
• fs/coredump.c, line 307
• fs/crypto/hooks.c, line 163
• fs/crypto/keyring.c, 2 times
• fs/crypto/keysetup.c, 2 times
• fs/crypto/keysetup_v1.c, 2 times
• fs/dcache.c, line 2990
• fs/dlm/dir.c, 4 times
• fs/dlm/lock.c, 2 times
• fs/dlm/recover.c, 7 times
• fs/exfat/inode.c, line 478
• fs/ext2/file.c, line 107
• fs/ext2/xattr.c, 2 times
• fs/ext4/extents.c, 4 times
• fs/ext4/file.c, 3 times
• fs/ext4/ialloc.c, line 1061
• fs/ext4/inline.c, 17 times
• fs/ext4/inode.c, 6 times
• fs/ext4/ioctl.c, line 526
• fs/ext4/migrate.c, line 491
• fs/ext4/super.c, line 3364
• fs/ext4/xattr.c, 3 times
• fs/f2fs/checkpoint.c, line 1192
• fs/f2fs/compress.c, 2 times
• fs/f2fs/data.c, 7 times
• fs/f2fs/f2fs.h, line 1939
• fs/f2fs/file.c, 4 times
• fs/f2fs/gc.c, line 521
• fs/f2fs/namei.c, 3 times
• fs/f2fs/node.c, 14 times
• fs/f2fs/segment.c, 7 times
• fs/f2fs/super.c, 3 times
• fs/f2fs/sysfs.c, line 422
• fs/f2fs/xattr.c, 2 times
• fs/fat/inode.c, line 327
• fs/fs-writeback.c, 3 times
• fs/fscache/cache.c, 2 times
• fs/fscache/cookie.c, 5 times
• fs/fuse/dev.c, 5 times
• fs/gfs2/bmap.c, line 933
• fs/gfs2/log.c, line 402
• fs/gfs2/recovery.c, line 415
• fs/gfs2/trans.c, line 119
• fs/jffs2/wbuf.c, line 1013
• fs/jffs2/xattr.c, 4 times
• fs/jfs/jfs_incore.h, line 102
• fs/jfs/xattr.c, 2 times
• fs/lockd/clntproc.c, 4 times
• fs/namespace.c, 5 times
• fs/nfs/io.c, 4 times
• fs/nfs/nfs4proc.c, 4 times
• fs/nfsd/vfs.c, line 1026
• fs/nilfs2/bmap.c, 4 times
• fs/nilfs2/cpfile.c, 4 times
• fs/nilfs2/inode.c, 4 times
• fs/nilfs2/ioctl.c, 9 times
• fs/nilfs2/segment.c, 4 times
• fs/nilfs2/sufile.c, 3 times
• fs/nilfs2/super.c, 3 times
• fs/nilfs2/sysfs.c, 19 times
• fs/nilfs2/the_nilfs.c, 2 times
• fs/nilfs2/the_nilfs.h, line 303
• fs/ntfs/aops.c, 10 times
• fs/ntfs/attrib.c, 2 times
• fs/ntfs/compress.c, 4 times
• fs/ntfs/file.c, 6 times
• fs/ntfs/mft.c, 2 times
• fs/ntfs/super.c, 4 times
• fs/ocfs2/acl.c, 3 times
• fs/ocfs2/aops.c, 5 times
• fs/ocfs2/cluster/heartbeat.c, line 1480
• fs/ocfs2/dlm/dlmdomain.c, line 2283
• fs/ocfs2/dlmglue.c, 2 times
• fs/ocfs2/extent_map.c, 3 times
• fs/ocfs2/file.c, line 2151
• fs/ocfs2/journal.c, 2 times
• fs/ocfs2/quota_global.c, 2 times
• fs/ocfs2/quota_local.c, line 677
• fs/ocfs2/refcounttree.c, line 524
• fs/ocfs2/xattr.c, 4 times
• fs/orangefs/file.c, line 358
• fs/orangefs/xattr.c, 2 times
• fs/overlayfs/super.c, 2 times
• fs/proc/kcore.c, line 542
• fs/proc/nommu.c, line 95
• fs/quota/dquot.c, 3 times
• fs/quota/quota_v1.c, line 182
• fs/quota/quota_v2.c, 4 times
• fs/reiserfs/super.c, line 112
• fs/reiserfs/xattr.c, line 752
• fs/super.c, 8 times
• fs/sync.c, line 173
• fs/ubifs/auth.c, line 353
• fs/ubifs/budget.c, 2 times
• fs/ubifs/journal.c, 4 times
• fs/udf/inode.c, line 2376
• fs/udf/symlink.c, 2 times
• fs/xfs/mrlock.h, line 67
• fs/xfs/xfs_inode.c, 2 times
• fs/xfs/xfs_log_cil.c, 2 times
• fs/xfs/xfs_super.c, line 564
• fs/zonefs/super.c, 2 times
• include/linux/fs.h, 2 times
• include/linux/mmap_lock.h, line 61
• include/linux/rmap.h, line 135
• include/linux/rwsem.h, line 198
• ipc/msg.c, line 506
• ipc/sem.c, line 1333
• ipc/shm.c, 3 times
• ipc/util.c, line 840
• kernel/bpf/offload.c, 17 times
• kernel/events/uprobes.c, 3 times
• kernel/locking/locktorture.c, line 552
• kernel/locking/rwsem.c, line 1576
• kernel/notifier.c, line 286
• kernel/rcu/refscale.c, 2 times
• kernel/sched/autogroup.c, line 255
• kernel/sys.c, 4 times
• kernel/taskstats.c, line 140
• kernel/time/posix-clock.c, 3 times
• kernel/trace/trace.c, line 721
• kernel/trace/trace_output.c, line 710
• kernel/umh.c, 3 times
• kernel/utsname.c, line 72
• kernel/utsname_sysctl.c, line 50
• lib/digsig.c, line 179
• lib/locking-selftest.c, line 238
• lib/test_lockup.c, line 288
• lib/test_vmalloc.c, line 508
• mm/memcontrol.c, line 374
• mm/rmap.c, line 543
• mm/vmscan.c, 2 times
• net/bluetooth/bnep/core.c, 3 times
• net/bluetooth/cmtp/core.c, 3 times
• net/bluetooth/hidp/core.c, 2 times
• net/ceph/debugfs.c, 2 times
• net/ceph/osd_client.c, 16 times
• net/core/dev.c, line 1038
• net/core/net_namespace.c, 2 times
• net/dns_resolver/dns_query.c, line 164
• net/netfilter/nf_conntrack_core.c, line 2361
• net/netfilter/nf_flow_table_offload.c, line 704
• net/netlink/genetlink.c, 2 times
• net/nfc/nci/uart.c, line 442
• net/openvswitch/datapath.c, line 2529
• net/rds/ib_rdma.c, line 540
• net/rds/transport.c, 4 times
• net/rxrpc/output.c, line 444
• net/sched/cls_api.c, 8 times
• net/tls/tls_device.c, 7 times
• net/wireless/wext-core.c, line 356
• security/integrity/evm/evm_crypto.c, line 368
• security/keys/dh.c, line 51
• security/keys/encrypted-keys/encrypted.c, 4 times
• security/keys/key.c, 3 times
• security/keys/keyctl.c, line 811
• security/keys/persistent.c, line 93
• security/keys/process_keys.c, line 738
• security/keys/request_key.c, line 291
• security/keys/request_key_auth.c, 2 times
• security/selinux/include/xfrm.h, line 53
• sound/core/control.c, 7 times
• sound/core/control_compat.c, 5 times
• sound/core/oss/mixer_oss.c, 18 times
• sound/core/pcm_native.c, line 1324
• sound/core/seq/seq_clientmgr.c, 4 times
• sound/core/seq/seq_ports.c, line 635
• sound/core/seq/seq_virmidi.c, line 94
• sound/pci/emu10k1/emufx.c, 2 times
• sound/soc/intel/atom/sst-atom-controls.c, 2 times
• sound/usb/midi.c, 2 times
• tools/perf/util/cgroup.c, line 256
• tools/perf/util/env.c, 2 times
• tools/perf/util/header.c, 2 times
• tools/perf/util/machine.c, 3 times
• tools/perf/util/map.c, 4 times
• tools/perf/util/symbol.c, line 1869
• tools/perf/util/thread.c, 3 times