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-rw-r--r--fs/ocfs2/file.c24
1 files changed, 24 insertions, 0 deletions
diff --git a/fs/ocfs2/file.c b/fs/ocfs2/file.c
index b64ef7c6..8786b3c 100644
--- a/fs/ocfs2/file.c
+++ b/fs/ocfs2/file.c
@@ -945,6 +945,28 @@ bail:
return err;
}
+int ocfs2_permission(struct inode *inode, int mask, struct nameidata *nd)
+{
+ int ret;
+
+ mlog_entry_void();
+
+ ret = ocfs2_meta_lock(inode, NULL, 0);
+ if (ret) {
+ mlog_errno(ret);
+ goto out;
+ }
+
+ ret = generic_permission(inode, mask, NULL);
+ if (ret)
+ mlog_errno(ret);
+
+ ocfs2_meta_unlock(inode, 0);
+out:
+ mlog_exit(ret);
+ return ret;
+}
+
static int ocfs2_write_remove_suid(struct inode *inode)
{
int ret;
@@ -1329,11 +1351,13 @@ bail:
struct inode_operations ocfs2_file_iops = {
.setattr = ocfs2_setattr,
.getattr = ocfs2_getattr,
+ .permission = ocfs2_permission,
};
struct inode_operations ocfs2_special_file_iops = {
.setattr = ocfs2_setattr,
.getattr = ocfs2_getattr,
+ .permission = ocfs2_permission,
};
const struct file_operations ocfs2_fops = {
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