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| author | Yan, Zheng <zheng.z.yan@intel.com> | 2013-09-20 13:55:31 +0200 |
|---|---|---|
| committer | Sage Weil <sage@inktank.com> | 2013-12-13 18:13:16 +0100 |
| commit | 9f12bd119e408388233e7aeb1152f372a8b5dcad (patch) | |
| tree | 9cf2b88f6c466ec72a52be088d1db3ab33b60906 /fs/ceph/inode.c | |
| parent | ceph: Avoid data inconsistency due to d-cache aliasing in readpage() (diff) | |
| download | linux-9f12bd119e408388233e7aeb1152f372a8b5dcad.tar.xz linux-9f12bd119e408388233e7aeb1152f372a8b5dcad.zip | |
ceph: drop unconnected inodes
Positve dentry and corresponding inode are always accompanied in MDS reply.
So no need to keep inode in the cache after dropping all its aliases.
Signed-off-by: Yan, Zheng <zheng.z.yan@intel.com>
Reviewed-by: Sage Weil <sage@inktank.com>
Diffstat (limited to 'fs/ceph/inode.c')
| -rw-r--r-- | fs/ceph/inode.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/fs/ceph/inode.c b/fs/ceph/inode.c index 278fd2891288..d37b2dc01d3f 100644 --- a/fs/ceph/inode.c +++ b/fs/ceph/inode.c @@ -436,6 +436,16 @@ void ceph_destroy_inode(struct inode *inode) call_rcu(&inode->i_rcu, ceph_i_callback); } +int ceph_drop_inode(struct inode *inode) +{ + /* + * Positve dentry and corresponding inode are always accompanied + * in MDS reply. So no need to keep inode in the cache after + * dropping all its aliases. + */ + return 1; +} + /* * Helpers to fill in size, ctime, mtime, and atime. We have to be * careful because either the client or MDS may have more up to date |