Defined in 2 files as a prototype:

• include/linux/rwsem.h, line 127 (as a prototype)
• tools/perf/util/rwsem.h, line 13 (as a prototype)

Defined in 2 files as a function:

• kernel/locking/rwsem.c, line 1492 (as a function)
• tools/perf/util/rwsem.c, line 15 (as a function)

Referenced in 409 files:

• arch/alpha/kernel/osf_sys.c, 3 times
• arch/alpha/kernel/traps.c, line 960
• arch/alpha/mm/fault.c, line 120
• arch/arc/kernel/process.c, line 91
• arch/arc/kernel/troubleshoot.c, line 92
• arch/arc/mm/fault.c, line 104
• arch/arm/kernel/swp_emulate.c, line 100
• arch/arm/lib/uaccess_with_memcpy.c, 4 times
• arch/arm/mm/fault.c, line 277
• arch/arm64/kernel/traps.c, line 386
• arch/arm64/mm/fault.c, line 507
• arch/csky/mm/fault.c, line 119
• arch/hexagon/mm/vm_fault.c, line 58
• arch/ia64/mm/fault.c, line 105
• arch/m68k/kernel/sys_m68k.c, 3 times
• arch/m68k/mm/fault.c, line 89
• arch/microblaze/mm/fault.c, line 145
• arch/mips/kernel/traps.c, line 757
• arch/mips/mm/fault.c, line 100
• arch/nds32/mm/fault.c, line 131
• arch/nios2/mm/fault.c, line 90
• arch/openrisc/mm/fault.c, line 107
• arch/parisc/kernel/traps.c, line 720
• arch/parisc/mm/fault.c, line 285
• arch/powerpc/kvm/book3s_64_mmu_hv.c, line 595
• arch/powerpc/kvm/book3s_hv.c, line 4615
• arch/powerpc/kvm/e500_mmu_host.c, line 358
• arch/powerpc/mm/book3s64/iommu_api.c, line 99
• arch/powerpc/mm/copro_fault.c, line 36
• arch/powerpc/mm/fault.c, line 523
• arch/powerpc/oprofile/cell/spu_task_sync.c, line 335
• arch/powerpc/platforms/cell/spufs/file.c, line 343
• arch/riscv/mm/fault.c, line 72
• arch/s390/kernel/sysinfo.c, line 351
• arch/s390/kvm/gaccess.c, line 1173
• arch/s390/kvm/interrupt.c, line 2769
• arch/s390/kvm/kvm-s390.c, 4 times
• arch/s390/kvm/priv.c, 6 times
• arch/s390/mm/fault.c, 2 times
• arch/s390/mm/gmap.c, 5 times
• arch/s390/pci/pci_mmio.c, line 21
• arch/sh/kernel/sys_sh.c, line 72
• arch/sh/mm/fault.c, line 427
• arch/sparc/kernel/sys_sparc_32.c, line 206
• arch/sparc/kernel/sys_sparc_64.c, line 532
• arch/sparc/mm/fault_32.c, 2 times
• arch/sparc/mm/fault_64.c, line 326
• arch/um/kernel/trap.c, line 49
• arch/unicore32/mm/fault.c, line 232
• arch/x86/kernel/ldt.c, line 416
• arch/x86/kvm/paging_tmpl.h, line 153
• arch/x86/mm/debug_pagetables.c, 2 times
• arch/x86/mm/fault.c, line 1392
• arch/xtensa/mm/fault.c, line 77
• block/genhd.c, line 900
• crypto/af_alg.c, line 44
• crypto/algapi.c, 2 times
• crypto/api.c, line 200
• crypto/asymmetric_keys/asymmetric_type.c, line 379
• crypto/crypto_user_base.c, 3 times
• crypto/proc.c, line 22
• drivers/acpi/cppc_acpi.c, line 1298
• drivers/acpi/glue.c, line 74
• drivers/android/binder_alloc.c, line 215
• drivers/base/core.c, line 92
• drivers/block/rbd.c, 8 times
• drivers/block/zram/zram_drv.c, 16 times
• drivers/char/apm-emulation.c, 4 times
• drivers/char/tpm/tpm-chip.c, line 158
• drivers/cpufreq/cpufreq.c, 2 times
• drivers/crypto/qat/qat_common/adf_cfg.c, line 356
• drivers/firewire/core-cdev.c, line 441
• drivers/firewire/core-device.c, 7 times
• drivers/gnss/core.c, line 162
• drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c, line 143
• drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c, line 849
• drivers/gpu/drm/amd/amdkfd/kfd_events.c, line 905
• drivers/gpu/drm/amd/amdkfd/kfd_topology.c, 9 times
• drivers/gpu/drm/gma500/mmu.c, 6 times
• drivers/gpu/drm/gma500/psb_drv.c, 2 times
• drivers/gpu/drm/i915/gem/i915_gem_userptr.c, line 493
• drivers/gpu/drm/nouveau/nouveau_svm.c, 2 times
• drivers/gpu/drm/radeon/radeon_cs.c, 2 times
• drivers/gpu/drm/radeon/radeon_display.c, 2 times
• drivers/gpu/drm/radeon/radeon_fence.c, line 1015
• drivers/gpu/drm/radeon/radeon_gem.c, 4 times
• drivers/gpu/drm/radeon/radeon_object.c, line 261
• drivers/gpu/drm/radeon/radeon_ttm.c, line 897
• drivers/gpu/drm/vmwgfx/vmwgfx_irq.c, line 183
• drivers/i2c/i2c-core-base.c, line 1195
• drivers/i3c/master.c, line 78
• drivers/infiniband/core/device.c, 24 times
• drivers/infiniband/core/netlink.c, 2 times
• drivers/infiniband/core/nldev.c, 2 times
• drivers/infiniband/core/rdma_core.c, line 206
• drivers/infiniband/core/roce_gid_mgmt.c, line 484
• drivers/infiniband/core/umem.c, line 274
• drivers/infiniband/core/umem_odp.c, 4 times
• drivers/infiniband/core/uverbs_main.c, line 1007
• drivers/infiniband/hw/mlx4/mr.c, line 383
• drivers/infiniband/hw/mlx5/odp.c, 3 times
• drivers/infiniband/hw/qib/qib_user_pages.c, line 109
• drivers/infiniband/hw/usnic/usnic_uiom.c, line 126
• drivers/infiniband/sw/siw/siw_mem.c, line 400
• drivers/infiniband/ulp/ipoib/ipoib_main.c, 3 times
• drivers/input/misc/yealink.c, 2 times
• drivers/iommu/amd_iommu_v2.c, line 490
• drivers/iommu/intel-iommu.c, 2 times
• drivers/iommu/intel-svm.c, line 598
• drivers/iommu/intel_irq_remapping.c, 3 times
• drivers/leds/led-triggers.c, 6 times
• drivers/leds/leds-bd2802.c, 2 times
• drivers/lightnvm/core.c, line 486
• drivers/md/bcache/writeback.c, line 204
• drivers/md/dm-cache-metadata.c, line 1019
• drivers/md/dm-clone-metadata.c, 2 times
• drivers/md/dm-crypt.c, line 1938
• drivers/md/dm-ioctl.c, 2 times
• drivers/md/dm-path-selector.c, 2 times
• drivers/md/dm-snap.c, 13 times
• drivers/md/dm-target.c, 3 times
• drivers/md/dm-thin-metadata.c, 17 times
• drivers/md/dm-thin.c, line 180
• drivers/md/dm-verity-verify-sig.c, line 43
• drivers/md/dm-zoned-metadata.c, line 242
• drivers/media/dvb-core/dvbdev.c, line 100
• drivers/media/v4l2-core/videobuf-core.c, line 537
• drivers/media/v4l2-core/videobuf-dma-contig.c, line 172
• drivers/media/v4l2-core/videobuf-dma-sg.c, line 203
• drivers/misc/cxl/cxllib.c, line 210
• drivers/misc/cxl/fault.c, line 324
• drivers/misc/mei/bus.c, line 1072
• drivers/misc/mei/client.c, 3 times
• drivers/misc/mei/debugfs.c, line 28
• drivers/misc/sgi-gru/grufault.c, line 72
• drivers/misc/sgi-gru/grukservices.c, line 226
• drivers/misc/vmw_balloon.c, line 1485
• drivers/mtd/ubi/eba.c, 3 times
• drivers/mtd/ubi/fastmap-wl.c, 4 times
• drivers/mtd/ubi/wl.c, 6 times
• drivers/net/ethernet/mellanox/mlx4/cmd.c, line 787
• drivers/net/ethernet/mellanox/mlx5/core/lib/devcom.c, line 236
• drivers/net/ethernet/sfc/ef10.c, 10 times
• drivers/net/ethernet/sfc/efx.c, line 1029
• drivers/net/ethernet/sfc/falcon/efx.c, 3 times
• drivers/net/ethernet/sfc/farch.c, 3 times
• drivers/net/ppp/ppp_generic.c, line 632
• drivers/net/wireless/intersil/prism54/isl_ioctl.c, line 816
• drivers/net/wireless/intersil/prism54/oid_mgt.c, 2 times
• drivers/nvdimm/security.c, line 68
• drivers/nvme/host/core.c, 11 times
• drivers/nvme/host/fabrics.c, line 1019
• drivers/nvme/host/multipath.c, 2 times
• drivers/nvme/target/admin-cmd.c, line 256
• drivers/nvme/target/core.c, 3 times
• drivers/nvme/target/discovery.c, line 185
• drivers/oprofile/buffer_sync.c, 2 times
• drivers/pci/bus.c, line 387
• drivers/pci/hotplug/cpci_hotplug_core.c, 3 times
• drivers/pci/hotplug/pciehp_core.c, line 163
• drivers/pci/hotplug/pciehp_hpc.c, 2 times
• drivers/pci/pcie/aspm.c, 8 times
• drivers/pci/pcie/bw_notification.c, line 77
• drivers/pci/pcie/pme.c, 4 times
• drivers/pci/search.c, 2 times
• drivers/pci/setup-bus.c, line 2163
• drivers/pci/slot.c, 2 times
• drivers/pcmcia/cs.c, line 236
• drivers/rapidio/rio_cm.c, 6 times
• drivers/s390/block/dcssblk.c, 3 times
• drivers/scsi/cxlflash/main.c, line 3523
• drivers/scsi/cxlflash/superpipe.c, 5 times
• drivers/scsi/cxlflash/vlun.c, line 456
• drivers/scsi/ufs/ufshcd.c, 2 times
• drivers/staging/android/ion/ion.c, 2 times
• drivers/staging/comedi/comedi_fops.c, 3 times
• drivers/staging/comedi/kcomedilib/kcomedilib_main.c, 3 times
• drivers/staging/comedi/proc.c, line 36
• drivers/staging/exfat/exfat_super.c, line 3258
• drivers/staging/greybus/audio_manager.c, 3 times
• drivers/staging/kpc2000/kpc_dma/fileops.c, line 79
• drivers/staging/speakup/spk_ttyio.c, line 134
• drivers/tee/optee/call.c, line 557
• 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 604
• drivers/usb/core/file.c, line 39
• drivers/usb/core/hcd-pci.c, 2 times
• drivers/usb/core/hub.c, line 2858
• drivers/usb/gadget/function/f_mass_storage.c, 2 times
• drivers/usb/gadget/function/storage_common.c, 3 times
• drivers/usb/misc/usblcd.c, 2 times
• drivers/vfio/vfio.c, line 1010
• drivers/vfio/vfio_iommu_type1.c, 2 times
• drivers/video/fbdev/matrox/matroxfb_base.c, 8 times
• drivers/video/fbdev/matrox/matroxfb_crtc2.c, 2 times
• drivers/xen/gntdev.c, line 739
• drivers/xen/xenbus/xenbus_xs.c, 2 times
• fs/9p/fid.c, 2 times
• fs/afs/dir_silly.c, line 209
• fs/btrfs/backref.c, 3 times
• fs/btrfs/block-group.c, 3 times
• fs/btrfs/ctree.c, line 2647
• fs/btrfs/dev-replace.c, 3 times
• fs/btrfs/disk-io.c, line 3256
• fs/btrfs/extent-tree.c, 4 times
• fs/btrfs/inode-map.c, line 60
• fs/btrfs/inode.c, 5 times
• fs/btrfs/ioctl.c, 4 times
• fs/btrfs/reada.c, line 381
• fs/btrfs/scrub.c, line 3878
• fs/btrfs/send.c, 2 times
• fs/btrfs/space-info.c, line 298
• fs/btrfs/sysfs.c, line 379
• fs/btrfs/volumes.c, 3 times
• fs/cachefiles/interface.c, line 389
• fs/ceph/addr.c, line 1826
• fs/ceph/caps.c, 3 times
• fs/ceph/inode.c, line 2023
• fs/ceph/io.c, 2 times
• fs/ceph/ioctl.c, line 197
• fs/ceph/mds_client.c, 3 times
• fs/ceph/quota.c, 5 times
• fs/ceph/xattr.c, 3 times
• fs/cifs/connect.c, line 3099
• fs/cifs/file.c, 5 times
• fs/configfs/file.c, 6 times
• fs/coredump.c, line 297
• fs/crypto/keyring.c, 2 times
• fs/crypto/keysetup.c, line 336
• fs/crypto/keysetup_v1.c, line 112
• fs/dlm/dir.c, 3 times
• fs/dlm/lock.c, 2 times
• fs/dlm/recover.c, 3 times
• fs/exec.c, line 1028
• fs/ext2/file.c, line 101
• fs/ext2/xattr.c, 2 times
• fs/ext4/extents.c, 3 times
• fs/ext4/file.c, 2 times
• fs/ext4/ialloc.c, line 1032
• fs/ext4/inline.c, 11 times
• fs/ext4/inode.c, 7 times
• fs/ext4/ioctl.c, line 498
• fs/ext4/migrate.c, line 504
• fs/ext4/xattr.c, 3 times
• fs/f2fs/data.c, 4 times
• fs/f2fs/f2fs.h, 2 times
• fs/f2fs/file.c, 4 times
• fs/f2fs/gc.c, line 494
• fs/f2fs/namei.c, line 178
• fs/f2fs/node.c, 9 times
• fs/f2fs/segment.c, 6 times
• fs/f2fs/super.c, 6 times
• fs/f2fs/xattr.c, 2 times
• fs/fat/inode.c, line 325
• fs/fs-writeback.c, line 368
• fs/fscache/cache.c, line 28
• fs/fscache/cookie.c, line 406
• fs/fuse/dev.c, 5 times
• fs/gfs2/bmap.c, line 859
• fs/gfs2/log.c, line 397
• fs/io_uring.c, line 3451
• fs/jffs2/wbuf.c, line 966
• fs/jffs2/xattr.c, 2 times
• fs/jfs/xattr.c, 2 times
• fs/lockd/clntproc.c, 3 times
• fs/namespace.c, 4 times
• fs/nfs/io.c, 2 times
• fs/nfs/nfs4proc.c, 2 times
• fs/nilfs2/bmap.c, 4 times
• fs/nilfs2/cpfile.c, 4 times
• fs/nilfs2/inode.c, 3 times
• fs/nilfs2/ioctl.c, 8 times
• fs/nilfs2/segment.c, line 228
• 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 301
• fs/ntfs/aops.c, 4 times
• fs/ntfs/attrib.c, 3 times
• fs/ntfs/compress.c, line 602
• fs/ntfs/file.c, 2 times
• fs/ntfs/mft.c, 2 times
• fs/ntfs/super.c, 3 times
• fs/ocfs2/acl.c, 3 times
• fs/ocfs2/aops.c, 3 times
• fs/ocfs2/cluster/heartbeat.c, line 1478
• fs/ocfs2/dlm/dlmdomain.c, line 2279
• fs/ocfs2/extent_map.c, 3 times
• fs/ocfs2/file.c, line 2122
• fs/ocfs2/journal.c, line 354
• fs/ocfs2/quota_global.c, line 316
• fs/ocfs2/quota_local.c, line 600
• fs/ocfs2/refcounttree.c, line 429
• fs/ocfs2/xattr.c, 4 times
• fs/orangefs/file.c, line 331
• fs/orangefs/xattr.c, 2 times
• fs/overlayfs/super.c, line 275
• fs/proc/kcore.c, line 326
• fs/proc/nommu.c, line 86
• fs/proc/task_nommu.c, 3 times
• fs/quota/quota_v1.c, line 165
• fs/quota/quota_v2.c, 4 times
• fs/reiserfs/reiserfs.h, line 836
• fs/reiserfs/xattr.c, line 675
• fs/super.c, 4 times
• fs/sync.c, line 170
• fs/ubifs/auth.c, line 311
• fs/ubifs/budget.c, 2 times
• fs/ubifs/journal.c, 2 times
• fs/udf/inode.c, line 2369
• fs/udf/symlink.c, line 123
• fs/userfaultfd.c, line 546
• fs/xfs/xfs_log_cil.c, line 1012
• include/linux/fs.h, 2 times
• include/linux/rmap.h, line 130
• include/linux/rwsem.h, 2 times
• ipc/msg.c, line 476
• ipc/sem.c, line 1309
• ipc/shm.c, 3 times
• ipc/util.c, line 813
• kernel/acct.c, line 542
• kernel/bpf/offload.c, 15 times
• kernel/events/core.c, line 9233
• kernel/events/uprobes.c, 5 times
• kernel/exit.c, 2 times
• kernel/futex.c, line 750
• kernel/locking/locktorture.c, line 539
• kernel/locking/rwsem.c, line 1499
• kernel/notifier.c, line 318
• kernel/sched/autogroup.c, line 253
• kernel/sys.c, 7 times
• kernel/taskstats.c, line 125
• kernel/time/posix-clock.c, 2 times
• kernel/trace/trace.c, line 687
• kernel/trace/trace_output.c, 2 times
• kernel/umh.c, 4 times
• kernel/utsname.c, line 69
• kernel/utsname_sysctl.c, line 48
• lib/digsig.c, line 84
• lib/locking-selftest.c, line 237
• lib/test_vmalloc.c, line 403
• mm/frame_vector.c, line 51
• mm/gup.c, 5 times
• mm/hmm.c, 2 times
• mm/khugepaged.c, 2 times
• mm/ksm.c, 6 times
• mm/madvise.c, 4 times
• mm/memcontrol.c, 2 times
• mm/mempolicy.c, 2 times
• mm/migrate.c, 2 times
• mm/mincore.c, line 286
• mm/msync.c, 2 times
• mm/process_vm_access.c, line 108
• mm/swapfile.c, line 2073
• mm/userfaultfd.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, 10 times
• net/core/fib_notifier.c, line 50
• net/core/net_namespace.c, line 559
• net/dns_resolver/dns_query.c, line 136
• net/ipv4/tcp.c, line 1760
• net/netfilter/nf_conntrack_core.c, line 2141
• net/netlink/genetlink.c, 4 times
• net/nfc/nci/uart.c, line 440
• net/openvswitch/datapath.c, line 2427
• net/rds/ib_rdma.c, line 518
• net/rds/transport.c, 3 times
• net/rxrpc/output.c, line 404
• net/sched/cls_api.c, 4 times
• net/tls/tls_device.c, 5 times
• net/wireless/wext-core.c, line 350
• net/xdp/xdp_umem.c, line 293
• security/integrity/evm/evm_crypto.c, line 363
• security/keys/dh.c, line 34
• security/keys/encrypted-keys/encrypted.c, line 311
• security/keys/encrypted-keys/masterkey_trusted.c, line 37
• security/keys/key.c, line 701
• security/keys/keyctl.c, line 852
• security/keys/persistent.c, line 91
• security/keys/process_keys.c, line 728
• security/keys/request_key.c, line 285
• security/keys/request_key_auth.c, line 188
• security/selinux/include/xfrm.h, line 50
• sound/core/control.c, 6 times
• sound/core/control_compat.c, 2 times
• sound/core/oss/mixer_oss.c, 8 times
• sound/core/pcm_native.c, line 1184
• sound/core/seq/seq_clientmgr.c, 2 times
• sound/core/seq/seq_ports.c, line 627
• sound/core/seq/seq_virmidi.c, line 76
• sound/pci/emu10k1/emufx.c, line 743
• sound/soc/intel/atom/sst-atom-controls.c, line 1416
• sound/usb/midi.c, line 1099
• tools/perf/util/dsos.c, line 140
• 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 1793
• tools/perf/util/thread.c, 3 times
• virt/kvm/arm/mmu.c, 3 times
• virt/kvm/async_pf.c, line 77
• virt/kvm/kvm_main.c, 2 times