Messages in this thread Patch in this message | | | From | brookxu <> | Subject | [PATCH v3 12/14] bfq: disable merging between different groups under better_fairness | Date | Thu, 25 Mar 2021 14:57:56 +0800 |
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From: Chunguang Xu <brookxu@tencent.com>
In order to better guarantee the Qos for each group, we do not allow queues of different groups to be merged.
Signed-off-by: Chunguang Xu <brookxu@tencent.com> --- block/bfq-iosched.c | 3 +++ 1 file changed, 3 insertions(+)
diff --git a/block/bfq-iosched.c b/block/bfq-iosched.c index 5aa9c2c..f4a99f9 100644 --- a/block/bfq-iosched.c +++ b/block/bfq-iosched.c @@ -2665,6 +2665,9 @@ static bool bfq_may_be_close_cooperator(struct bfq_queue *bfqq, if (!bfq_bfqq_sync(bfqq) || !bfq_bfqq_sync(new_bfqq)) return false; + if (!bfq_bfqq_may_inject(bfqq, new_bfqq)) + return false; + return true; } -- 1.8.3.1
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