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authorYan, Zheng <zyan@redhat.com>2015-04-27 10:33:28 +0300
committerIlya Dryomov <idryomov@gmail.com>2015-06-25 11:49:28 +0300
commit10183a69551f76702ac68bc74a437b25419c6de0 (patch)
tree06e48d196c31f31eef6f039bce518ff3973b2760 /fs/ceph/mds_client.h
parent144cba1493fdd6e3e1980e439a31df877831ebcd (diff)
downloadlinux-10183a69551f76702ac68bc74a437b25419c6de0.tar.xz
ceph: check OSD caps before read/write
Signed-off-by: Yan, Zheng <zyan@redhat.com>
Diffstat (limited to 'fs/ceph/mds_client.h')
-rw-r--r--fs/ceph/mds_client.h9
1 files changed, 9 insertions, 0 deletions
diff --git a/fs/ceph/mds_client.h b/fs/ceph/mds_client.h
index 1875b5d985c6..d474141c034a 100644
--- a/fs/ceph/mds_client.h
+++ b/fs/ceph/mds_client.h
@@ -260,6 +260,12 @@ struct ceph_mds_request {
int r_num_caps;
};
+struct ceph_pool_perm {
+ struct rb_node node;
+ u32 pool;
+ int perm;
+};
+
/*
* mds client state
*/
@@ -328,6 +334,9 @@ struct ceph_mds_client {
spinlock_t dentry_lru_lock;
struct list_head dentry_lru;
int num_dentry;
+
+ struct rw_semaphore pool_perm_rwsem;
+ struct rb_root pool_perm_tree;
};
extern const char *ceph_mds_op_name(int op);