ceph: remove useless variable revoked_rdcache

Cleanup in handle_cap_grant().

Signed-off-by: Li Wang <liwang@ubuntukylin.com>
Reviewed-by: Sage Weil <sage@inktank.com>

diff --git a/fs/ceph/caps.c b/fs/ceph/caps.c
index 165ebbe..5a26bc1 100644 (file)
--- a/fs/ceph/caps.c
+++ b/fs/ceph/caps.c
@@ -2393,7 +2393,6 @@ static void handle_cap_grant(struct inode *inode, struct ceph_mds_caps *grant,
        int check_caps = 0;
        int wake = 0;
        int writeback = 0;
-       int revoked_rdcache = 0;
        int queue_invalidate = 0;
        int deleted_inode = 0;
 
@@ -2410,9 +2409,7 @@ static void handle_cap_grant(struct inode *inode, struct ceph_mds_caps *grant,
        if (((cap->issued & ~newcaps) & CEPH_CAP_FILE_CACHE) &&
            (newcaps & CEPH_CAP_FILE_LAZYIO) == 0 &&
            !ci->i_wrbuffer_ref) {
-               if (try_nonblocking_invalidate(inode) == 0) {
-                       revoked_rdcache = 1;
-               } else {
+               if (try_nonblocking_invalidate(inode)) {
                        /* there were locked pages.. invalidate later
                           in a separate thread. */
                        if (ci->i_rdcache_revoking != ci->i_rdcache_gen) {