Chapter 6. The Linux VFS

Table of Contents
The Directory Cache
Inode Handling
Registration and Superblocks
File Locks

The Directory Cache

Table of Contents
d_invalidate — invalidate a dentry
d_find_alias — grab a hashed alias of inode
prune_dcache — shrink the dcache
shrink_dcache_sb — shrink dcache for a superblock
have_submounts — check for mounts over a dentry
shrink_dcache_parent — prune dcache
d_alloc — allocate a dcache entry
d_instantiate — fill in inode information for a dentry
d_alloc_root — allocate root dentry
d_lookup — search for a dentry
d_validate — verify dentry provided from insecure source
d_delete — delete a dentry
d_rehash — add an entry back to the hash
d_move — move a dentry
__d_path — return the path of a dentry
is_subdir — is new dentry a subdirectory of old_dentry
find_inode_number — check for dentry with name
d_drop — drop a dentry
d_add — add dentry to hash queues
dget — get a reference to a dentry
d_unhashed — is dentry hashed

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