ceph: ratelimit warn messages for MDS closes session

Signed-off-by: Yan, Zheng <zyan@redhat.com>

diff --git a/fs/ceph/mds_client.c b/fs/ceph/mds_client.c
index 5be2d287a26c63cf5f465ba90082f1a8a32bea33..8080d486a9913226ea9a4c8e2bec4a17e959e3c8 100644 (file)
--- a/fs/ceph/mds_client.c
+++ b/fs/ceph/mds_client.c
@@ -8,6 +8,7 @@
 #include <linux/debugfs.h>
 #include <linux/seq_file.h>
 #include <linux/utsname.h>
+#include <linux/ratelimit.h>
 
 #include "super.h"
 #include "mds_client.h"
@@ -1048,7 +1049,8 @@ static void cleanup_session_requests(struct ceph_mds_client *mdsc,
                req = list_first_entry(&session->s_unsafe,
                                       struct ceph_mds_request, r_unsafe_item);
                list_del_init(&req->r_unsafe_item);
-               pr_info(" dropping unsafe request %llu\n", req->r_tid);
+               pr_warn_ratelimited(" dropping unsafe request %llu\n",
+                                   req->r_tid);
                __unregister_request(mdsc, req);
        }
        /* zero r_attempts, so kick_requests() will re-send requests */
@@ -1152,7 +1154,8 @@ static int remove_session_caps_cb(struct inode *inode, struct ceph_cap *cap,
 
                spin_lock(&mdsc->cap_dirty_lock);
                if (!list_empty(&ci->i_dirty_item)) {
-                       pr_info(" dropping dirty %s state for %p %lld\n",
+                       pr_warn_ratelimited(
+                               " dropping dirty %s state for %p %lld\n",
                                ceph_cap_string(ci->i_dirty_caps),
                                inode, ceph_ino(inode));
                        ci->i_dirty_caps = 0;
@@ -1160,7 +1163,8 @@ static int remove_session_caps_cb(struct inode *inode, struct ceph_cap *cap,
                        drop = 1;
                }
                if (!list_empty(&ci->i_flushing_item)) {
-                       pr_info(" dropping dirty+flushing %s state for %p %lld\n",
+                       pr_warn_ratelimited(
+                               " dropping dirty+flushing %s state for %p %lld\n",
                                ceph_cap_string(ci->i_flushing_caps),
                                inode, ceph_ino(inode));
                        ci->i_flushing_caps = 0;