cifs: support share failover when remounting

[platform/kernel/linux-starfive.git] / fs / cifs / fs_context.c

diff --git a/fs/cifs/fs_context.c b/fs/cifs/fs_context.c
index 553adfb..9a59d7f 100644 (file)
--- a/fs/cifs/fs_context.c
+++ b/fs/cifs/fs_context.c
@@ -13,6 +13,9 @@
 #include <linux/magic.h>
 #include <linux/security.h>
 #include <net/net_namespace.h>
+#ifdef CONFIG_CIFS_DFS_UPCALL
+#include "dfs_cache.h"
+#endif
 */
 
 #include <linux/ctype.h>
@@ -779,6 +782,10 @@ static int smb3_reconfigure(struct fs_context *fc)
        smb3_cleanup_fs_context_contents(cifs_sb->ctx);
        rc = smb3_fs_context_dup(cifs_sb->ctx, ctx);
        smb3_update_mnt_flags(cifs_sb);
+#ifdef CONFIG_CIFS_DFS_UPCALL
+       if (!rc)
+               rc = dfs_cache_remount_fs(cifs_sb);
+#endif
 
        return rc;
 }