ceph: add acl for cephfs

Signed-off-by: Guangliang Zhao <lucienchao@gmail.com>
Reviewed-by: Li Wang <li.wang@ubuntykylin.com>
Reviewed-by: Zheng Yan <zheng.z.yan@intel.com>

1 files changed, 11 insertions, 0 deletions

diff --git a/fs/ceph/inode.c b/fs/ceph/inode.c
index d37b2dc01d3f..a808bfb8d8d8 100644
--- a/fs/ceph/inode.c
+++ b/fs/ceph/inode.c
@@ -95,6 +95,7 @@ const struct inode_operations ceph_file_iops = {
         .getxattr = ceph_getxattr,
         .listxattr = ceph_listxattr,
         .removexattr = ceph_removexattr,
+        .get_acl = ceph_get_acl,
 };
 
 
@@ -680,6 +681,7 @@ static int fill_inode(struct inode *inode,
                         memcpy(ci->i_xattrs.blob->vec.iov_base,
                                iinfo->xattr_data, iinfo->xattr_len);
                 ci->i_xattrs.version = le64_to_cpu(info->xattr_version);
+                ceph_forget_all_cached_acls(inode);
                 xattr_blob = NULL;
         }
 
@@ -1612,6 +1614,7 @@ static const struct inode_operations ceph_symlink_iops = {
         .getxattr = ceph_getxattr,
         .listxattr = ceph_listxattr,
         .removexattr = ceph_removexattr,
+        .get_acl = ceph_get_acl,
 };
 
 /*
@@ -1685,6 +1688,7 @@ int ceph_setattr(struct dentry *dentry, struct iattr *attr)
                         dirtied |= CEPH_CAP_AUTH_EXCL;
                 } else if ((issued & CEPH_CAP_AUTH_SHARED) == 0 ||
                            attr->ia_mode != inode->i_mode) {
+                        inode->i_mode = attr->ia_mode;
                         req->r_args.setattr.mode = cpu_to_le32(attr->ia_mode);
                         mask |= CEPH_SETATTR_MODE;
                         release |= CEPH_CAP_AUTH_SHARED;
@@ -1800,6 +1804,12 @@ int ceph_setattr(struct dentry *dentry, struct iattr *attr)
         if (inode_dirty_flags)
                 __mark_inode_dirty(inode, inode_dirty_flags);
 
+        if (ia_valid & ATTR_MODE) {
+                err = ceph_acl_chmod(dentry, inode);
+                if (err)
+                        goto out_put;
+        }
+
         if (mask) {
                 req->r_inode = inode;
                 ihold(inode);
@@ -1819,6 +1829,7 @@ int ceph_setattr(struct dentry *dentry, struct iattr *attr)
         return err;
 out:
         spin_unlock(&ci->i_ceph_lock);
+out_put:
         ceph_mdsc_put_request(req);
         return err;
 }