Patch "writeback: fix the wrong congested state variable definition" has been added to the 4.4-stable tree

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This is a note to let you know that I've just added the patch titled

    writeback: fix the wrong congested state variable definition

to the 4.4-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:
     writeback-fix-the-wrong-congested-state-variable-definition.patch
and it can be found in the queue-4.4 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.


>From c877ef8ae7b8edaedccad0fc8c23d4d1de7e2480 Mon Sep 17 00:00:00 2001
From: Kaixu Xia <xiakaixu@xxxxxxxxxx>
Date: Thu, 31 Mar 2016 13:19:41 +0000
Subject: writeback: fix the wrong congested state variable definition

From: Kaixu Xia <xiakaixu@xxxxxxxxxx>

commit c877ef8ae7b8edaedccad0fc8c23d4d1de7e2480 upstream.

The right variable definition should be wb_congested_state that
include WB_async_congested and WB_sync_congested. So fix it.

Signed-off-by: Kaixu Xia <xiakaixu@xxxxxxxxxx>
Acked-by: Tejun Heo <tj@xxxxxxxxxx>
Signed-off-by: Jens Axboe <axboe@xxxxxx>
Cc: Nathan Chancellor <natechancellor@xxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>

---
 mm/backing-dev.c |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

--- a/mm/backing-dev.c
+++ b/mm/backing-dev.c
@@ -922,7 +922,7 @@ static atomic_t nr_wb_congested[2];
 void clear_wb_congested(struct bdi_writeback_congested *congested, int sync)
 {
 	wait_queue_head_t *wqh = &congestion_wqh[sync];
-	enum wb_state bit;
+	enum wb_congested_state bit;
 
 	bit = sync ? WB_sync_congested : WB_async_congested;
 	if (test_and_clear_bit(bit, &congested->state))
@@ -935,7 +935,7 @@ EXPORT_SYMBOL(clear_wb_congested);
 
 void set_wb_congested(struct bdi_writeback_congested *congested, int sync)
 {
-	enum wb_state bit;
+	enum wb_congested_state bit;
 
 	bit = sync ? WB_sync_congested : WB_async_congested;
 	if (!test_and_set_bit(bit, &congested->state))


Patches currently in stable-queue which might be from xiakaixu@xxxxxxxxxx are

queue-4.4/writeback-fix-the-wrong-congested-state-variable-definition.patch



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