| /Linux-v5.4/fs/ |
| D | super.c | 114 up_read(&sb->s_umount); in super_cache_scan()
180 up_write(&s->s_umount); in destroy_unused_super()
212 init_rwsem(&s->s_umount); in alloc_super()
213 lockdep_set_class(&s->s_umount, &type->s_umount_key); in alloc_super()
229 down_write_nested(&s->s_umount, SINGLE_DEPTH_NESTING); in alloc_super()
348 up_write(&s->s_umount); in deactivate_locked_super()
365 down_write(&s->s_umount); in deactivate_super()
389 down_write(&s->s_umount); in grab_super()
394 up_write(&s->s_umount); in grab_super()
418 if (down_read_trylock(&sb->s_umount)) { in trylock_super()
[all …]
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| D | sync.c | 56 WARN_ON(!rwsem_is_locked(&sb->s_umount)); in sync_filesystem()
170 down_read(&sb->s_umount); in SYSCALL_DEFINE1()
172 up_read(&sb->s_umount); in SYSCALL_DEFINE1()
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| D | fsopen.c | 241 up_write(&sb->s_umount); in vfs_fsconfig_locked()
253 down_write(&sb->s_umount); in vfs_fsconfig_locked()
255 up_write(&sb->s_umount); in vfs_fsconfig_locked()
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| D | fs-writeback.c | 1786 up_read(&sb->s_umount); in __writeback_inodes_wb()
2373 WARN_ON(!rwsem_is_locked(&sb->s_umount)); in wait_sb_inodes()
2466 WARN_ON(!rwsem_is_locked(&sb->s_umount)); in __writeback_inodes_sb_nr()
2514 if (!down_read_trylock(&sb->s_umount)) in try_to_writeback_inodes_sb()
2518 up_read(&sb->s_umount); in try_to_writeback_inodes_sb()
2550 WARN_ON(!rwsem_is_locked(&sb->s_umount)); in sync_inodes_sb()
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| D | namespace.c | 964 up_write(&fc->root->d_sb->s_umount); in fc_mount()
1487 down_write(&sb->s_umount); in do_umount_root()
1502 up_write(&sb->s_umount); in do_umount_root()
2511 down_write(&sb->s_umount); in do_reconfigure_mnt()
2515 up_write(&sb->s_umount); in do_reconfigure_mnt()
2550 down_write(&sb->s_umount); in do_remount()
2557 up_write(&sb->s_umount); in do_remount()
2763 up_write(&sb->s_umount); in do_new_mount_fc()
3322 down_write(&s->s_umount); in mount_subtree()
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| D | dcache.c | 1614 WARN(down_read_trylock(&sb->s_umount), "s_umount should've been locked"); in shrink_dcache_for_umount()
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| /Linux-v5.4/fs/ubifs/ |
| D | budget.c | 53 down_read(&c->vfs_sb->s_umount); in shrink_liability()
55 up_read(&c->vfs_sb->s_umount); in shrink_liability()
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| /Linux-v5.4/fs/cachefiles/ |
| D | interface.c | 389 down_read(&cache->mnt->mnt_sb->s_umount); in cachefiles_sync_cache()
391 up_read(&cache->mnt->mnt_sb->s_umount); in cachefiles_sync_cache()
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| /Linux-v5.4/fs/quota/ |
| D | dquot.c | 587 WARN_ON_ONCE(!rwsem_is_locked(&sb->s_umount)); in dquot_scan_active()
632 WARN_ON_ONCE(!rwsem_is_locked(&sb->s_umount)); in dquot_writeback_dquots()
2175 if (WARN_ON_ONCE(down_read_trylock(&sb->s_umount))) in dquot_disable()
2176 up_read(&sb->s_umount); in dquot_disable()
2420 if (WARN_ON_ONCE(down_read_trylock(&sb->s_umount))) in dquot_resume()
2421 up_read(&sb->s_umount); in dquot_resume()
2477 if (WARN_ON_ONCE(down_read_trylock(&sb->s_umount))) in dquot_enable()
2478 up_read(&sb->s_umount); in dquot_enable()
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| /Linux-v5.4/fs/crypto/ |
| D | keyring.c | 722 down_read(&sb->s_umount); in try_to_lock_encrypted_files()
724 up_read(&sb->s_umount); in try_to_lock_encrypted_files()
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| /Linux-v5.4/fs/ext4/ |
| D | block_validity.c | 334 lockdep_is_held(&sb->s_umount)); in ext4_release_system_zone()
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| D | super.c | 961 lockdep_is_held(&sb->s_umount)); in get_qf_name()
3134 if (down_read_trylock(&elr->lr_super->s_umount)) { in ext4_lazyinit_thread()
3148 up_read((&elr->lr_super->s_umount)); in ext4_lazyinit_thread()
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| /Linux-v5.4/fs/btrfs/ |
| D | space-info.c | 320 if (down_read_trylock(&sb->s_umount)) { in btrfs_writeback_inodes_sb_nr()
322 up_read(&sb->s_umount); in btrfs_writeback_inodes_sb_nr()
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| D | super.c | 1635 down_write(&mnt_root->mnt_sb->s_umount); in btrfs_mount()
1637 up_write(&mnt_root->mnt_sb->s_umount); in btrfs_mount()
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| D | volumes.c | 2573 down_write(&sb->s_umount); in btrfs_init_new_device()
2706 up_write(&sb->s_umount); in btrfs_init_new_device()
2760 up_write(&sb->s_umount); in btrfs_init_new_device()
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| /Linux-v5.4/fs/f2fs/ |
| D | sysfs.c | 339 if (!down_read_trylock(&sbi->sb->s_umount)) in f2fs_sbi_store()
344 up_read(&sbi->sb->s_umount); in f2fs_sbi_store()
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| D | checkpoint.c | 1184 locked = down_read_trylock(&sbi->sb->s_umount); in block_operations()
1187 up_read(&sbi->sb->s_umount); in block_operations()
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| /Linux-v5.4/drivers/base/ |
| D | devtmpfs.c | 66 down_write(&s->s_umount); in public_dev_mount()
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| /Linux-v5.4/fs/ocfs2/ |
| D | quota_global.c | 648 if (down_read_trylock(&sb->s_umount)) { in qsync_work_fn()
650 up_read(&sb->s_umount); in qsync_work_fn()
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| D | quota_local.c | 600 down_read(&sb->s_umount); in ocfs2_finish_quota_recovery()
677 up_read(&sb->s_umount); in ocfs2_finish_quota_recovery()
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| /Linux-v5.4/Documentation/filesystems/ |
| D | locking.rst | 172 ops s_umount note
194 ->statfs() has s_umount (shared) when called by ustat(2) (native or
195 compat), but that's an accident of bad API; s_umount is used to pin
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| /Linux-v5.4/fs/overlayfs/ |
| D | super.c | 275 down_read(&upper_sb->s_umount); in ovl_sync_fs()
277 up_read(&upper_sb->s_umount); in ovl_sync_fs()
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| /Linux-v5.4/fs/xfs/ |
| D | xfs_super.c | 881 if (down_read_trylock(&sb->s_umount)) { in xfs_flush_inodes()
883 up_read(&sb->s_umount); in xfs_flush_inodes()
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| /Linux-v5.4/fs/reiserfs/ |
| D | super.c | 97 if (!down_read_trylock(&s->s_umount)) { in flush_old_commits()
112 up_read(&s->s_umount); in flush_old_commits()
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| /Linux-v5.4/include/linux/ |
| D | fs.h | 1439 struct rw_semaphore s_umount; member
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