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Diffstat (limited to 'fs/ceph/mds_client.c')
-rw-r--r--fs/ceph/mds_client.c18
1 files changed, 10 insertions, 8 deletions
diff --git a/fs/ceph/mds_client.c b/fs/ceph/mds_client.c
index 9dd6b836ac9e..f23c820daaed 100644
--- a/fs/ceph/mds_client.c
+++ b/fs/ceph/mds_client.c
@@ -7,7 +7,6 @@
#include <linux/sched.h>
#include <linux/debugfs.h>
#include <linux/seq_file.h>
-#include <linux/utsname.h>
#include <linux/ratelimit.h>
#include "super.h"
@@ -735,12 +734,13 @@ static int __choose_mds(struct ceph_mds_client *mdsc,
inode = req->r_inode;
ihold(inode);
} else {
- /* req->r_dentry is non-null for LSSNAP request.
- * fall-thru */
- WARN_ON_ONCE(!req->r_dentry);
+ /* req->r_dentry is non-null for LSSNAP request */
+ rcu_read_lock();
+ inode = get_nonsnap_parent(req->r_dentry);
+ rcu_read_unlock();
+ dout("__choose_mds using snapdir's parent %p\n", inode);
}
- }
- if (!inode && req->r_dentry) {
+ } else if (req->r_dentry) {
/* ignore race with rename; old or new d_parent is okay */
struct dentry *parent;
struct inode *dir;
@@ -884,8 +884,8 @@ static struct ceph_msg *create_session_open_msg(struct ceph_mds_client *mdsc, u6
void *p;
const char* metadata[][2] = {
- {"hostname", utsname()->nodename},
- {"kernel_version", utsname()->release},
+ {"hostname", mdsc->nodename},
+ {"kernel_version", init_utsname()->release},
{"entity_id", opt->name ? : ""},
{"root", fsopt->server_path ? : "/"},
{NULL, NULL}
@@ -3539,6 +3539,8 @@ int ceph_mdsc_init(struct ceph_fs_client *fsc)
init_rwsem(&mdsc->pool_perm_rwsem);
mdsc->pool_perm_tree = RB_ROOT;
+ strncpy(mdsc->nodename, utsname()->nodename,
+ sizeof(mdsc->nodename) - 1);
return 0;
}