ceph: provide seperate {inode,file}_operations for snapdir
remove all unsupported operations from {inode,file}_operations.
Signed-off-by: Yan, Zheng <zyan@redhat.com>
diff --git a/fs/ceph/dir.c b/fs/ceph/dir.c
index c241603..709f3b9 100644
--- a/fs/ceph/dir.c
+++ b/fs/ceph/dir.c
@@ -26,8 +26,6 @@
* point by name.
*/
-const struct inode_operations ceph_dir_iops;
-const struct file_operations ceph_dir_fops;
const struct dentry_operations ceph_dentry_ops;
/*
@@ -1335,6 +1333,13 @@
.fsync = ceph_dir_fsync,
};
+const struct file_operations ceph_snapdir_fops = {
+ .iterate = ceph_readdir,
+ .llseek = ceph_dir_llseek,
+ .open = ceph_open,
+ .release = ceph_release,
+};
+
const struct inode_operations ceph_dir_iops = {
.lookup = ceph_lookup,
.permission = ceph_permission,
@@ -1357,6 +1362,14 @@
.atomic_open = ceph_atomic_open,
};
+const struct inode_operations ceph_snapdir_iops = {
+ .lookup = ceph_lookup,
+ .permission = ceph_permission,
+ .getattr = ceph_getattr,
+ .mkdir = ceph_mkdir,
+ .rmdir = ceph_unlink,
+};
+
const struct dentry_operations ceph_dentry_ops = {
.d_revalidate = ceph_d_revalidate,
.d_release = ceph_d_release,
diff --git a/fs/ceph/inode.c b/fs/ceph/inode.c
index f61a741..d0fe2f4 100644
--- a/fs/ceph/inode.c
+++ b/fs/ceph/inode.c
@@ -82,8 +82,8 @@
inode->i_mode = parent->i_mode;
inode->i_uid = parent->i_uid;
inode->i_gid = parent->i_gid;
- inode->i_op = &ceph_dir_iops;
- inode->i_fop = &ceph_dir_fops;
+ inode->i_op = &ceph_snapdir_iops;
+ inode->i_fop = &ceph_snapdir_fops;
ci->i_snap_caps = CEPH_CAP_PIN; /* so we can open */
ci->i_rbytes = 0;
return inode;
diff --git a/fs/ceph/super.h b/fs/ceph/super.h
index 72bc05a..04c8124 100644
--- a/fs/ceph/super.h
+++ b/fs/ceph/super.h
@@ -893,7 +893,9 @@
int ceph_uninline_data(struct file *filp, struct page *locked_page);
/* dir.c */
extern const struct file_operations ceph_dir_fops;
+extern const struct file_operations ceph_snapdir_fops;
extern const struct inode_operations ceph_dir_iops;
+extern const struct inode_operations ceph_snapdir_iops;
extern const struct dentry_operations ceph_dentry_ops, ceph_snap_dentry_ops,
ceph_snapdir_dentry_ops;