Merge tag 'thunderbolt-for-v5.2' of git://git.kernel.org/pub/scm/linux/kernel/git...

[linux-2.6-microblaze.git] / fs / ocfs2 / acl.c

diff --git a/fs/ocfs2/acl.c b/fs/ocfs2/acl.c
index 40b5cc9..917fadc 100644 (file)
--- a/fs/ocfs2/acl.c
+++ b/fs/ocfs2/acl.c
@@ -311,7 +311,9 @@ struct posix_acl *ocfs2_iop_get_acl(struct inode *inode, int type)
        if (had_lock < 0)
                return ERR_PTR(had_lock);
 
+       down_read(&OCFS2_I(inode)->ip_xattr_sem);
        acl = ocfs2_get_acl_nolock(inode, type, di_bh);
+       up_read(&OCFS2_I(inode)->ip_xattr_sem);
 
        ocfs2_inode_unlock_tracker(inode, 0, &oh, had_lock);
        brelse(di_bh);
@@ -330,7 +332,9 @@ int ocfs2_acl_chmod(struct inode *inode, struct buffer_head *bh)
        if (!(osb->s_mount_opt & OCFS2_MOUNT_POSIX_ACL))
                return 0;
 
+       down_read(&OCFS2_I(inode)->ip_xattr_sem);
        acl = ocfs2_get_acl_nolock(inode, ACL_TYPE_ACCESS, bh);
+       up_read(&OCFS2_I(inode)->ip_xattr_sem);
        if (IS_ERR(acl) || !acl)
                return PTR_ERR(acl);
        ret = __posix_acl_chmod(&acl, GFP_KERNEL, inode->i_mode);
@@ -361,8 +365,10 @@ int ocfs2_init_acl(handle_t *handle,
 
        if (!S_ISLNK(inode->i_mode)) {
                if (osb->s_mount_opt & OCFS2_MOUNT_POSIX_ACL) {
+                       down_read(&OCFS2_I(dir)->ip_xattr_sem);
                        acl = ocfs2_get_acl_nolock(dir, ACL_TYPE_DEFAULT,
                                                   dir_bh);
+                       up_read(&OCFS2_I(dir)->ip_xattr_sem);
                        if (IS_ERR(acl))
                                return PTR_ERR(acl);
                }