evie/android_kernel_oneplus_msm8998
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writeback: fix the wrong congested state variable definition

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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@huawei.com>
Acked-by: Tejun Heo <tj@kernel.org>
Signed-off-by: Jens Axboe <axboe@fb.com>
Cc: Nathan Chancellor <natechancellor@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Kaixu Xia 2016-03-31 13:19:41 +00:00 • committed by Greg Kroah-Hartman
parent eafd4e604f
commit 19863f5f4c
1 changed files with 2 additions and 2 deletions
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4
mm/backing-dev.c
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@ -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))