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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2018-10-13 09:07:23 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2018-10-13 09:07:23 +0200
commitcafa017dc5df8abc38308fedae3f1bd7ff67802d (patch)
treee6feda83e97b13115638bd3bbeadd29dc61dedb4
parented66c252d9169698b1052d5e3dc7b7764adb20b9 (diff)
parent5e65a20341e02df637d1c16cd487858d2c6a876a (diff)
Merge tag 'for-linus-20181012' of git://git.kernel.dk/linux-block
Jens writes: "block fix for 4.19-rc Just a single fix that should go in, fixing a regression introduced in the blk-wbt code." * tag 'for-linus-20181012' of git://git.kernel.dk/linux-block: blk-wbt: wake up all when we scale up, not down
-rw-r--r--block/blk-wbt.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/block/blk-wbt.c b/block/blk-wbt.c
index 8e20a0677dcf..8ac93fcbaa2e 100644
--- a/block/blk-wbt.c
+++ b/block/blk-wbt.c
@@ -310,6 +310,7 @@ static void scale_up(struct rq_wb *rwb)
rq_depth_scale_up(&rwb->rq_depth);
calc_wb_limits(rwb);
rwb->unknown_cnt = 0;
+ rwb_wake_all(rwb);
rwb_trace_step(rwb, "scale up");
}
@@ -318,7 +319,6 @@ static void scale_down(struct rq_wb *rwb, bool hard_throttle)
rq_depth_scale_down(&rwb->rq_depth, hard_throttle);
calc_wb_limits(rwb);
rwb->unknown_cnt = 0;
- rwb_wake_all(rwb);
rwb_trace_step(rwb, "scale down");
}