diff options
Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/filesystems/porting.rst | 7 | ||||
| -rw-r--r-- | Documentation/filesystems/vfs.rst | 4 |
2 files changed, 8 insertions, 3 deletions
diff --git a/Documentation/filesystems/porting.rst b/Documentation/filesystems/porting.rst index 767b2927c762..749637231773 100644 --- a/Documentation/filesystems/porting.rst +++ b/Documentation/filesystems/porting.rst @@ -1203,3 +1203,10 @@ should use d_drop();d_splice_alias() and return the result of the latter. If a positive dentry cannot be returned for some reason, in-kernel clients such as cachefiles, nfsd, smb/server may not perform ideally but will fail-safe. + +--- + +**mandatory** + +Calling conventions for ->d_automount() have changed; we should *not* grab +an extra reference to new mount - it should be returned with refcount 1. diff --git a/Documentation/filesystems/vfs.rst b/Documentation/filesystems/vfs.rst index ae79c30b6c0c..cc0a58e96770 100644 --- a/Documentation/filesystems/vfs.rst +++ b/Documentation/filesystems/vfs.rst @@ -1411,9 +1411,7 @@ defined: If a vfsmount is returned, the caller will attempt to mount it on the mountpoint and will remove the vfsmount from its - expiration list in the case of failure. The vfsmount should be - returned with 2 refs on it to prevent automatic expiration - the - caller will clean up the additional ref. + expiration list in the case of failure. This function is only used if DCACHE_NEED_AUTOMOUNT is set on the dentry. This is set by __d_instantiate() if S_AUTOMOUNT is |