From e57fd746848597e9c701751e26416d4b2e3b27ea Mon Sep 17 00:00:00 2001
From: Coly Li <colyli@suse.de>
Date: Thu, 9 Aug 2018 15:48:45 +0800
Subject: [PATCH] bcache: add a comment in super.c
Git-commit: e57fd746848597e9c701751e26416d4b2e3b27ea
Patch-mainline: v4.19-rc1
References: bsc#1111974,bsc#1130972
This patch adds a line of code comment in super.c:register_bdev(), to
make code to be more comprehensible.
Signed-off-by: Coly Li <colyli@suse.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
---
drivers/md/bcache/super.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/md/bcache/super.c b/drivers/md/bcache/super.c
index c7ffa6ef3f82..1e85cbb4c159 100644
--- a/drivers/md/bcache/super.c
+++ b/drivers/md/bcache/super.c
@@ -1291,6 +1291,7 @@ static void register_bdev(struct cache_sb *sb, struct page *sb_page,
pr_info("registered backing device %s", dc->backing_dev_name);
list_add(&dc->list, &uncached_devices);
+ /* attach to a matched cache set if it exists */
list_for_each_entry(c, &bch_cache_sets, list)
bch_cached_dev_attach(dc, c, NULL);
--
2.16.4