From f0e6320a7874af434575f37a11ec6e4992cef790 Mon Sep 17 00:00:00 2001
From: Kent Overstreet <kmo@daterainc.com>
Date: Sat, 1 Nov 2014 13:44:47 -0700
Subject: [PATCH 1/5] bcache: Add a cond_resched() call to gc
Git-commit: f0e6320a7874af434575f37a11ec6e4992cef790
Patch-mainline: Submitted
References: bnc#910440

Change-id: Id4f18c533b80ddb40df94ed0bb5e2a236a4bc325
Signed-off-by: Takashi Iwai <tiwai@suse.de>

---
 drivers/md/bcache/btree.c | 1 +
  1 file changed, 1 insertion(+)

--- a/drivers/md/bcache/btree.c
+++ b/drivers/md/bcache/btree.c
@@ -1741,6 +1741,7 @@
 	do {
 		ret = btree_root(gc_root, c, &op, &writes, &stats);
 		closure_sync(&writes);
+		cond_resched();
 
 		if (ret && ret != -EAGAIN)
 			pr_warn("gc failed!");