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authorSage Weil <sage@newdream.net>2010-11-02 13:41:47 -0700
committerSage Weil <sage@newdream.net>2011-01-12 15:15:13 -0800
commit4af25fdda6943f311a63034f80933e4d6d6e3a19 (patch)
tree8d0be03aedc4d3ea09ba0b8d3f1b63df4ef302e1 /fs/ceph
parent14303d20f3ae3e6ab626c77a4aac202b3bafd377 (diff)
ceph: drop redundant r_mds field
The r_mds field is redundant, since we can find the same information at r_session->s_mds, and when r_session is NULL then r_mds is meaningless. Signed-off-by: Sage Weil <sage@newdream.net>
Diffstat (limited to 'fs/ceph')
-rw-r--r--fs/ceph/debugfs.c9
-rw-r--r--fs/ceph/mds_client.c8
-rw-r--r--fs/ceph/mds_client.h1
3 files changed, 11 insertions, 7 deletions
diff --git a/fs/ceph/debugfs.c b/fs/ceph/debugfs.c
index 7ae1b3d55b58..08f65faac112 100644
--- a/fs/ceph/debugfs.c
+++ b/fs/ceph/debugfs.c
@@ -60,10 +60,13 @@ static int mdsc_show(struct seq_file *s, void *p)
for (rp = rb_first(&mdsc->request_tree); rp; rp = rb_next(rp)) {
req = rb_entry(rp, struct ceph_mds_request, r_node);
- if (req->r_request)
- seq_printf(s, "%lld\tmds%d\t", req->r_tid, req->r_mds);
- else
+ if (req->r_request && req->r_session)
+ seq_printf(s, "%lld\tmds%d\t", req->r_tid,
+ req->r_session->s_mds);
+ else if (!req->r_request)
seq_printf(s, "%lld\t(no request)\t", req->r_tid);
+ else
+ seq_printf(s, "%lld\t(no session)\t", req->r_tid);
seq_printf(s, "%s", ceph_mds_op_name(req->r_op));
diff --git a/fs/ceph/mds_client.c b/fs/ceph/mds_client.c
index 9be29b06a2d9..e22e8b41d572 100644
--- a/fs/ceph/mds_client.c
+++ b/fs/ceph/mds_client.c
@@ -1705,7 +1705,6 @@ static int __prepare_send_request(struct ceph_mds_client *mdsc,
struct ceph_msg *msg;
int flags = 0;
- req->r_mds = mds;
req->r_attempts++;
if (req->r_inode) {
struct ceph_cap *cap =
@@ -2068,8 +2067,11 @@ static void handle_reply(struct ceph_mds_session *session, struct ceph_msg *msg)
goto out;
} else {
struct ceph_inode_info *ci = ceph_inode(req->r_inode);
- struct ceph_cap *cap =
- ceph_get_cap_for_mds(ci, req->r_mds);;
+ struct ceph_cap *cap = NULL;
+
+ if (req->r_session)
+ cap = ceph_get_cap_for_mds(ci,
+ req->r_session->s_mds);
dout("already using auth");
if ((!cap || cap != ci->i_auth_cap) ||
diff --git a/fs/ceph/mds_client.h b/fs/ceph/mds_client.h
index f8f27f6eaa90..4e3a9cc0bba6 100644
--- a/fs/ceph/mds_client.h
+++ b/fs/ceph/mds_client.h
@@ -166,7 +166,6 @@ struct ceph_mds_request {
struct ceph_mds_client *r_mdsc;
int r_op; /* mds op code */
- int r_mds;
/* operation on what? */
struct inode *r_inode; /* arg1 */