This is a note to let you know that I've just added the patch titled
bcache: Add a cond_resched() call to gc
to the 3.14-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
bcache-add-a-cond_resched-call-to-gc.patch
and it can be found in the queue-3.14 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From c5f1e5adf956e3ba82d204c7c141a75da9fa449a Mon Sep 17 00:00:00 2001
From: Kent Overstreet <kmo@xxxxxxxxxxxxx>
Date: Sun, 29 Nov 2015 17:18:33 -0800
Subject: bcache: Add a cond_resched() call to gc
From: Kent Overstreet <kmo@xxxxxxxxxxxxx>
commit c5f1e5adf956e3ba82d204c7c141a75da9fa449a upstream.
Signed-off-by: Takashi Iwai <tiwai@xxxxxxx>
Tested-by: Eric Wheeler <bcache@xxxxxxxxxxxxxxxxxx>
Cc: Kent Overstreet <kmo@xxxxxxxxxxxxx>
Signed-off-by: Jens Axboe <axboe@xxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/md/bcache/btree.c | 1 +
1 file changed, 1 insertion(+)
--- a/drivers/md/bcache/btree.c
+++ b/drivers/md/bcache/btree.c
@@ -1641,6 +1641,7 @@ static void bch_btree_gc(struct cache_se
do {
ret = btree_root(gc_root, c, &op, &writes, &stats);
closure_sync(&writes);
+ cond_resched();
if (ret && ret != -EAGAIN)
pr_warn("gc failed!");
Patches currently in stable-queue which might be from kmo@xxxxxxxxxxxxx are
queue-3.14/bcache-clear-bcache_dev_unlink_done-flag-when-attaching-a-backing-device.patch
queue-3.14/bcache-fix-a-leak-in-bch_cached_dev_run.patch
queue-3.14/bcache-fix-a-livelock-when-we-cause-a-huge-number-of-cache-misses.patch
queue-3.14/bcache-unregister-reboot-notifier-if-bcache-fails-to-unregister-device.patch
queue-3.14/bcache-add-a-cond_resched-call-to-gc.patch
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