Defined in 1 files as a prototype:

• include/linux/file.h, line 18 (as a prototype)

Defined in 2 files as a function:

• fs/file_table.c, line 586 (as a function)
• tools/testing/vma/include/stubs.h, line 369 (as a function)

Referenced in 233 files:

• arch/arc/kernel/troubleshoot.c, line 70
• arch/powerpc/platforms/cell/spufs/coredump.c, line 80
• arch/um/drivers/mconsole_kern.c, line 174
• arch/x86/kernel/cpu/sgx/encl.c, line 757
• arch/x86/kernel/cpu/sgx/ioctl.c, line 134
• block/bdev.c, 3 times
• block/genhd.c, line 392
• block/ioctl.c, line 642
• drivers/accel/habanalabs/common/hldio.c, 8 times
• drivers/accel/habanalabs/common/memory.c, line 1846
• drivers/android/binder.c, 3 times
• drivers/android/tests/binder_alloc_kunit.c, line 544
• drivers/block/drbd/drbd_nl.c, 2 times
• drivers/block/loop.c, 6 times
• drivers/block/rnbd/rnbd-srv.c, 2 times
• drivers/block/xen-blkback/xenbus.c, line 475
• drivers/block/zloop.c, 6 times
• drivers/char/misc_minor_kunit.c, line 176
• drivers/char/tpm/tpm_vtpm_proxy.c, line 649
• drivers/dma-buf/dma-buf.c, 5 times
• drivers/dma-buf/sw_sync.c, line 379
• drivers/dma-buf/sync_file.c, 6 times
• drivers/dma-buf/udmabuf.c, line 417
• drivers/gpio/gpiolib-cdev.c, 2 times
• drivers/gpu/drm/amd/amdkfd/kfd_chardev.c, 3 times
• drivers/gpu/drm/amd/amdkfd/kfd_debug.c, 2 times
• drivers/gpu/drm/amd/amdkfd/kfd_process.c, line 1207
• drivers/gpu/drm/drm_atomic_uapi.c, line 1580
• drivers/gpu/drm/drm_gem.c, line 1138
• drivers/gpu/drm/i915/gem/i915_gem_context.c, line 2182
• drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c, line 3503
• drivers/gpu/drm/i915/gem/i915_gem_mman.c, line 1024
• drivers/gpu/drm/i915/gem/i915_gem_shmem.c, line 485
• drivers/gpu/drm/i915/gem/i915_gem_ttm.c, 2 times
• drivers/gpu/drm/i915/gem/selftests/huge_pages.c, 6 times
• drivers/gpu/drm/i915/gem/selftests/i915_gem_context.c, 6 times
• drivers/gpu/drm/i915/gem/selftests/i915_gem_dmabuf.c, line 215
• drivers/gpu/drm/i915/gem/selftests/i915_gem_mman.c, line 1308
• drivers/gpu/drm/i915/gt/intel_context.c, line 31
• drivers/gpu/drm/i915/gt/intel_engine_cs.c, line 1549
• drivers/gpu/drm/i915/gt/shmem_utils.c, line 29
• drivers/gpu/drm/i915/gt/st_shmem_utils.c, line 52
• drivers/gpu/drm/i915/selftests/i915_gem.c, 2 times
• drivers/gpu/drm/i915/selftests/i915_gem_gtt.c, line 1227
• drivers/gpu/drm/i915/selftests/i915_request.c, line 1863
• drivers/gpu/drm/i915/selftests/igt_mmap.c, line 62
• drivers/gpu/drm/i915/selftests/intel_memory_region.c, line 987
• drivers/gpu/drm/msm/msm_gem_submit.c, line 821
• drivers/gpu/drm/msm/msm_gem_vma.c, line 1599
• drivers/gpu/drm/ttm/ttm_backup.c, line 188
• drivers/gpu/drm/ttm/ttm_tt.c, 3 times
• drivers/gpu/drm/virtio/virtgpu_submit.c, line 350
• drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c, line 4273
• drivers/gpu/drm/xe/xe_svm.c, line 2104
• drivers/hv/mshv_vtl_main.c, line 510
• drivers/infiniband/core/rdma_core.c, 3 times
• drivers/iommu/iommufd/io_pagetable.c, line 520
• drivers/iommu/iommufd/main.c, 2 times
• drivers/iommu/iommufd/pages.c, line 1669
• drivers/iommu/iommufd/selftest.c, 7 times
• drivers/md/bcache/super.c, 5 times
• drivers/md/dm.c, line 792
• drivers/md/md-bitmap.c, 2 times
• drivers/md/md.c, 5 times
• drivers/misc/ntsync.c, 4 times
• drivers/net/ppp/ppp_generic.c, line 1356
• drivers/nvme/target/io-cmd-bdev.c, line 69
• drivers/nvme/target/io-cmd-file.c, 2 times
• drivers/nvme/target/tcp.c, 2 times
• drivers/s390/block/dasd_genhd.c, line 213
• drivers/target/target_core_alua.c, line 879
• drivers/target/target_core_iblock.c, 2 times
• drivers/target/target_core_pr.c, line 1988
• drivers/target/target_core_pscsi.c, 2 times
• drivers/tty/tty_io.c, 3 times
• drivers/usb/gadget/function/storage_common.c, 2 times
• drivers/vdpa/vdpa_user/iova_domain.c, 5 times
• drivers/vdpa/vdpa_user/vduse_dev.c, 4 times
• drivers/vfio/container.c, line 528
• drivers/vfio/pci/hisilicon/hisi_acc_vfio_pci.c, 4 times
• drivers/vfio/pci/mlx5/cmd.c, 2 times
• drivers/vfio/pci/mlx5/main.c, 6 times
• drivers/vfio/pci/pds/lm.c, 2 times
• drivers/vfio/pci/qat/main.c, 4 times
• drivers/vfio/pci/vfio_pci_core.c, 2 times
• drivers/vfio/pci/vfio_pci_dmabuf.c, 2 times
• drivers/vfio/pci/virtio/migrate.c, 5 times
• drivers/vfio/pci/xe/main.c, 4 times
• drivers/vfio/vfio_main.c, line 926
• drivers/vhost/net.c, line 1524
• drivers/vhost/vdpa.c, 2 times
• drivers/vhost/vhost.c, 2 times
• drivers/virt/nitro_enclaves/ne_misc_dev.c, 2 times
• drivers/xen/gntdev-dmabuf.c, line 313
• fs/aio.c, 2 times
• fs/autofs/dev-ioctl.c, 4 times
• fs/autofs/inode.c, 3 times
• fs/autofs/waitq.c, 2 times
• fs/backing-file.c, 3 times
• fs/binfmt_elf.c, 2 times
• fs/binfmt_elf_fdpic.c, 2 times
• fs/binfmt_misc.c, 2 times
• fs/binfmt_misc_bpf.c, line 110
• fs/bpf_fs_kfuncs.c, line 62
• fs/btrfs/send.c, line 8276
• fs/cachefiles/interface.c, 2 times
• fs/cachefiles/io.c, 2 times
• fs/cachefiles/namei.c, 3 times
• fs/cachefiles/ondemand.c, 4 times
• fs/coda/file.c, 3 times
• fs/coda/inode.c, 2 times
• fs/coredump.c, 6 times
• fs/ecryptfs/file.c, line 330
• fs/ecryptfs/main.c, line 152
• fs/erofs/ishare.c, line 117
• fs/erofs/super.c, 3 times
• fs/eventfd.c, line 331
• fs/eventpoll.c, 3 times
• fs/exec.c, 4 times
• fs/exportfs/expfs.c, line 339
• fs/file.c, 5 times
• fs/file_table.c, 2 times
• fs/fsopen.c, line 483
• fs/fuse/backing.c, 2 times
• fs/fuse/inode.c, line 850
• fs/fuse/passthrough.c, line 193
• fs/gfs2/glock.c, 3 times
• fs/kernel_read_file.c, 2 times
• fs/lockd/svcsubs.c, 2 times
• fs/namei.c, 3 times
• fs/namespace.c, line 5974
• fs/nfs/blocklayout/dev.c, 2 times
• fs/nfs/nfs4file.c, line 391
• fs/nfsd/lockd.c, line 91
• fs/nfsd/nfs4proc.c, 2 times
• fs/nfsd/nfs4recover.c, line 471
• fs/nfsd/vfs.c, line 943
• fs/notify/dnotify/dnotify.c, line 396
• fs/notify/fanotify/fanotify_user.c, 2 times
• fs/ocfs2/cluster/heartbeat.c, 2 times
• fs/open.c, 3 times
• fs/overlayfs/copy_up.c, 4 times
• fs/overlayfs/dir.c, line 1401
• fs/overlayfs/file.c, 4 times
• fs/overlayfs/inode.c, line 637
• fs/overlayfs/readdir.c, 4 times
• fs/overlayfs/super.c, line 707
• fs/overlayfs/util.c, line 1365
• fs/pipe.c, 5 times
• fs/proc/base.c, line 1770
• fs/proc/fd.c, 4 times
• fs/proc/root.c, line 122
• fs/proc/task_mmu.c, 2 times
• fs/pstore/blk.c, 2 times
• fs/select.c, line 133
• fs/smb/server/smb2pdu.c, line 3792
• fs/smb/server/vfs.c, line 1153
• fs/smb/server/vfs_cache.c, line 511
• fs/xfs/scrub/xfile.c, line 99
• fs/xfs/xfs_buf_mem.c, 2 times
• include/linux/file.h, 4 times
• include/linux/net.h, line 312
• init/do_mounts_rd.c, 3 times
• init/initramfs.c, 2 times
• init/initramfs_test.c, 2 times
• init/main.c, line 1640
• io_uring/bpf-ops.c, line 199
• io_uring/cancel.c, line 353
• io_uring/filetable.c, line 122
• io_uring/io_uring.c, 3 times
• io_uring/io_uring.h, line 389
• io_uring/msg_ring.c, line 64
• io_uring/openclose.c, 2 times
• io_uring/register.c, line 1047
• io_uring/rsrc.c, 6 times
• io_uring/splice.c, 2 times
• io_uring/tctx.c, 5 times
• io_uring/zcrx.c, 2 times
• ipc/shm.c, 7 times
• kernel/acct.c, line 221
• kernel/audit.c, line 2433
• kernel/audit_watch.c, line 553
• kernel/bpf/arraymap.c, 2 times
• kernel/bpf/stackmap.c, 3 times
• kernel/bpf/syscall.c, 4 times
• kernel/bpf/task_iter.c, 3 times
• kernel/events/core.c, line 14782
• kernel/fork.c, 4 times
• kernel/kcmp.c, 2 times
• kernel/liveupdate/luo_core.c, 2 times
• kernel/liveupdate/luo_file.c, 3 times
• kernel/liveupdate/luo_session.c, line 307
• kernel/pid.c, line 904
• kernel/power/swap.c, line 1625
• kernel/seccomp.c, 2 times
• kernel/signal.c, line 1219
• kernel/taskstats.c, line 167
• kernel/time/posix-clock.c, 2 times
• lib/test_lockup.c, line 609
• mm/filemap.c, line 3711
• mm/khugepaged.c, line 2849
• mm/madvise.c, 2 times
• mm/memfd.c, line 478
• mm/memfd_luo.c, line 574
• mm/memory.c, line 3875
• mm/mmap.c, 4 times
• mm/msync.c, line 97
• mm/nommu.c, 6 times
• mm/shmem.c, 2 times
• mm/userfaultfd.c, line 519
• mm/util.c, line 333
• mm/vma.c, 5 times
• net/9p/trans_fd.c, 4 times
• net/bluetooth/bnep/core.c, line 552
• net/bluetooth/hidp/core.c, 2 times
• net/core/scm.c, 3 times
• net/core/sock.c, line 1949
• net/handshake/handshake-test.c, 8 times
• net/handshake/netlink.c, 2 times
• net/handshake/request.c, 3 times
• net/kcm/kcmsock.c, 2 times
• net/sctp/socket.c, 4 times
• net/socket.c, 3 times
• samples/vfio-mdev/mtty.c, 3 times
• security/apparmor/file.c, line 751
• security/apparmor/task.c, line 346
• security/integrity/ima/ima_crypto.c, line 284
• security/keys/big_key.c, 3 times
• security/landlock/domain.c, line 45
• security/tomoyo/util.c, line 979
• tools/testing/vma/include/dup.h, line 1600
• virt/kvm/guest_memfd.c, 2 times
• virt/kvm/vfio.c, 2 times

Smatch caller information: