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author | Linus Torvalds <torvalds@linux-foundation.org> | 2012-02-02 15:47:33 -0800 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2012-02-02 15:47:33 -0800 |
commit | 6c073a7ee250118b8be3a2379c96fd7f78382b06 (patch) | |
tree | b398bd9cad821a3543df835e5a0110f270acafb9 /net | |
parent | ff05f603c3238010769787f3ba54c48c290ed3e5 (diff) | |
parent | d23a4b3fd6ef70b80411b39b8c8bc548a219ce70 (diff) | |
download | linux-6c073a7ee250118b8be3a2379c96fd7f78382b06.tar.bz2 |
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/sage/ceph-client
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/sage/ceph-client:
rbd: fix safety of rbd_put_client()
rbd: fix a memory leak in rbd_get_client()
ceph: create a new session lock to avoid lock inversion
ceph: fix length validation in parse_reply_info()
ceph: initialize client debugfs outside of monc->mutex
ceph: change "ceph.layout" xattr to be "ceph.file.layout"
Diffstat (limited to 'net')
-rw-r--r-- | net/ceph/ceph_common.c | 2 | ||||
-rw-r--r-- | net/ceph/mon_client.c | 13 |
2 files changed, 12 insertions, 3 deletions
diff --git a/net/ceph/ceph_common.c b/net/ceph/ceph_common.c index 97f70e50ad3b..761ad9d6cc3b 100644 --- a/net/ceph/ceph_common.c +++ b/net/ceph/ceph_common.c @@ -85,8 +85,6 @@ int ceph_check_fsid(struct ceph_client *client, struct ceph_fsid *fsid) } else { pr_info("client%lld fsid %pU\n", ceph_client_id(client), fsid); memcpy(&client->fsid, fsid, sizeof(*fsid)); - ceph_debugfs_client_init(client); - client->have_fsid = true; } return 0; } diff --git a/net/ceph/mon_client.c b/net/ceph/mon_client.c index 0b62deae42bd..1845cde26227 100644 --- a/net/ceph/mon_client.c +++ b/net/ceph/mon_client.c @@ -8,8 +8,8 @@ #include <linux/ceph/mon_client.h> #include <linux/ceph/libceph.h> +#include <linux/ceph/debugfs.h> #include <linux/ceph/decode.h> - #include <linux/ceph/auth.h> /* @@ -340,8 +340,19 @@ static void ceph_monc_handle_map(struct ceph_mon_client *monc, client->monc.monmap = monmap; kfree(old); + if (!client->have_fsid) { + client->have_fsid = true; + mutex_unlock(&monc->mutex); + /* + * do debugfs initialization without mutex to avoid + * creating a locking dependency + */ + ceph_debugfs_client_init(client); + goto out_unlocked; + } out: mutex_unlock(&monc->mutex); +out_unlocked: wake_up_all(&client->auth_wq); } |