We want to immediately drop the inode in non cached mode
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@xxxxxxxxxxxxxxxxxx>
---
fs/9p/vfs_super.c | 15 +++++++++++++++
1 files changed, 15 insertions(+), 0 deletions(-)
diff --git a/fs/9p/vfs_super.c b/fs/9p/vfs_super.c
index cfb8e97..0dc9e4b 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);
}
+int v9fs_drop_inode(struct inode *inode)
+{
+ struct v9fs_session_info *v9ses;
+ v9ses = v9fs_inode2v9ses(inode);
+ if (v9ses->cache)
+ return !inode->i_nlink || inode_unhashed(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,
--
1.7.1
--
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