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author | Miklos Szeredi <mszeredi@redhat.com> | 2016-06-28 11:47:32 +0200 |
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committer | Al Viro <viro@zeniv.linux.org.uk> | 2016-07-24 16:36:29 -0400 |
commit | 285b102d3b745f3c2c110c9c327741d87e64aacc (patch) | |
tree | c0d13e12f96b7730a1db2633f8e3743fbc267ade /Documentation/filesystems | |
parent | 17648b871d3cecf310f55ce8c6ce5821d135f6ec (diff) | |
download | linux-stable-285b102d3b745f3c2c110c9c327741d87e64aacc.tar.gz linux-stable-285b102d3b745f3c2c110c9c327741d87e64aacc.tar.bz2 linux-stable-285b102d3b745f3c2c110c9c327741d87e64aacc.zip |
vfs: new d_init method
Allow filesystem to initialize dentry at allocation time.
Signed-off-by: Miklos Szeredi <mszeredi@redhat.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'Documentation/filesystems')
-rw-r--r-- | Documentation/filesystems/Locking | 2 | ||||
-rw-r--r-- | Documentation/filesystems/vfs.txt | 3 |
2 files changed, 5 insertions, 0 deletions
diff --git a/Documentation/filesystems/Locking b/Documentation/filesystems/Locking index a38da93865c2..794adbe55399 100644 --- a/Documentation/filesystems/Locking +++ b/Documentation/filesystems/Locking @@ -15,6 +15,7 @@ prototypes: int (*d_compare)(const struct dentry *, const struct dentry *, unsigned int, const char *, const struct qstr *); int (*d_delete)(struct dentry *); + int (*d_init)(struct dentry *); void (*d_release)(struct dentry *); void (*d_iput)(struct dentry *, struct inode *); char *(*d_dname)((struct dentry *dentry, char *buffer, int buflen); @@ -30,6 +31,7 @@ d_weak_revalidate:no no yes no d_hash no no no maybe d_compare: yes no no maybe d_delete: no yes no no +d_init: no no yes no d_release: no no yes no d_prune: no yes no no d_iput: no no yes no diff --git a/Documentation/filesystems/vfs.txt b/Documentation/filesystems/vfs.txt index 70a056fe51a3..15c3fa7c89cc 100644 --- a/Documentation/filesystems/vfs.txt +++ b/Documentation/filesystems/vfs.txt @@ -923,6 +923,7 @@ struct dentry_operations { int (*d_compare)(const struct dentry *, const struct dentry *, unsigned int, const char *, const struct qstr *); int (*d_delete)(const struct dentry *); + int (*d_init)(struct dentry *); void (*d_release)(struct dentry *); void (*d_iput)(struct dentry *, struct inode *); char *(*d_dname)(struct dentry *, char *, int); @@ -995,6 +996,8 @@ struct dentry_operations { always cache a reachable dentry. d_delete must be constant and idempotent. + d_init: called when a dentry is allocated + d_release: called when a dentry is really deallocated d_iput: called when a dentry loses its inode (just prior to its |