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1.. _filesystems_index:2 3===============================4Filesystems in the Linux kernel5===============================6 7This under-development manual will, some glorious day, provide8comprehensive information on how the Linux virtual filesystem (VFS) layer9works, along with the filesystems that sit below it. For now, what we have10can be found below.11 12Core VFS documentation13======================14 15See these manuals for documentation about the VFS layer itself and how its16algorithms work.17 18.. toctree::19 :maxdepth: 220 21 vfs22 path-lookup23 api-summary24 splice25 locking26 directory-locking27 devpts28 dnotify29 fiemap30 files31 locks32 mount_api33 quota34 seq_file35 sharedsubtree36 idmappings37 iomap/index38 39 automount-support40 41 caching/index42 43 porting44 45Filesystem support layers46=========================47 48Documentation for the support code within the filesystem layer for use in49filesystem implementations.50 51.. toctree::52 :maxdepth: 253 54 buffer55 journalling56 fscrypt57 fsverity58 netfs_library59 60Filesystems61===========62 63Documentation for filesystem implementations.64 65.. toctree::66 :maxdepth: 267 68 9p69 adfs70 affs71 afs72 autofs73 autofs-mount-control74 bcachefs/index75 befs76 bfs77 btrfs78 ceph79 coda80 configfs81 cramfs82 dax83 debugfs84 dlmfs85 ecryptfs86 efivarfs87 erofs88 ext289 ext390 ext4/index91 f2fs92 gfs293 gfs2-uevents94 gfs2-glocks95 hfs96 hfsplus97 hpfs98 fuse99 fuse-io100 inotify101 isofs102 nilfs2103 nfs/index104 ntfs3105 ocfs2106 ocfs2-online-filecheck107 omfs108 orangefs109 overlayfs110 proc111 qnx6112 ramfs-rootfs-initramfs113 relay114 romfs115 smb/index116 spufs/index117 squashfs118 sysfs119 sysv-fs120 tmpfs121 ubifs122 ubifs-authentication123 udf124 virtiofs125 vfat126 xfs/index127 zonefs128