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authorAneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>2011-02-28 17:04:05 +0530
committerEric Van Hensbergen <ericvh@gmail.com>2011-03-15 09:57:40 -0500
commitedd73cf544849c10e0fbc294ca2171f6c28b4093 (patch)
tree4cbed331b374324960e3c2a94ab6c6ce82430cd5 /fs/9p
parente959b54901e835f062ac8d44107bc543b66f0364 (diff)
fs/9p: Add drop_inode 9p callback
We want to immediately drop the inode in non cached mode Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com> Signed-off-by: Venkateswararao Jujjuri <jvrao@linux.vnet.ibm.com> Signed-off-by: Eric Van Hensbergen <ericvh@gmail.com>
Diffstat (limited to 'fs/9p')
-rw-r--r--fs/9p/vfs_super.c15
1 files changed, 15 insertions, 0 deletions
diff --git a/fs/9p/vfs_super.c b/fs/9p/vfs_super.c
index f84d625b8790..3fdaeb3c6eda 100644
--- a/fs/9p/vfs_super.c
+++ b/fs/9p/vfs_super.c
@@ -293,6 +293,20 @@ static int v9fs_sync_fs(struct super_block *sb, int wait)
return p9_client_sync_fs(v9ses->root_fid);
}
+static int v9fs_drop_inode(struct inode *inode)
+{
+ struct v9fs_session_info *v9ses;
+ v9ses = v9fs_inode2v9ses(inode);
+ if (v9ses->cache)
+ return generic_drop_inode(inode);
+ /*
+ * in case of non cached mode always drop the
+ * the inode because we want the inode attribute
+ * to always match that on the server.
+ */
+ return 1;
+}
+
static const struct super_operations v9fs_super_ops = {
.alloc_inode = v9fs_alloc_inode,
.destroy_inode = v9fs_destroy_inode,
@@ -307,6 +321,7 @@ static const struct super_operations v9fs_super_ops_dotl = {
.destroy_inode = v9fs_destroy_inode,
.sync_fs = v9fs_sync_fs,
.statfs = v9fs_statfs,
+ .drop_inode = v9fs_drop_inode,
.evict_inode = v9fs_evict_inode,
.show_options = generic_show_options,
.umount_begin = v9fs_umount_begin,