UPSTREAM: mmc: core: update mmc.c upstream version

[firefly-linux-kernel-4.4.55.git] / drivers / md / dm-cache-metadata.c

diff --git a/drivers/md/dm-cache-metadata.c b/drivers/md/dm-cache-metadata.c
index 65ce6985f87a0a940aed6bf6bc9a70663a84c9fa..3970cda10080988887bfa07329241d94afd1b883 100644 (file)
--- a/drivers/md/dm-cache-metadata.c
+++ b/drivers/md/dm-cache-metadata.c
@@ -894,9 +894,9 @@ static bool cmd_write_lock(struct dm_cache_metadata *cmd)
 
 static bool cmd_read_lock(struct dm_cache_metadata *cmd)
 {
-       down_write(&cmd->root_lock);
+       down_read(&cmd->root_lock);
        if (cmd->fail_io) {
-               up_write(&cmd->root_lock);
+               up_read(&cmd->root_lock);
                return false;
        }
        return true;