From d358061e1e0b822c165744122af77b5abdef558c Mon Sep 17 00:00:00 2001 From: Jens Axboe Date: Fri, 28 Apr 2017 08:53:01 -0600 Subject: [PATCH] blk-mq-sched: remove hack that bypasses scheduler for reserved requests We have update the troublesome driver (mtip32xx) to deal with this appropriately. So kill the hack that bypassed scheduler allocation and insertion for reserved requests. Reviewed-by: Ming Lei Reviewed-by: Christoph Hellwig Tested-by: Ming Lei Signed-off-by: Jens Axboe --- block/blk-mq-sched.c | 6 +----- 1 file changed, 1 insertion(+), 5 deletions(-) diff --git a/block/blk-mq-sched.c b/block/blk-mq-sched.c index 8b361e192e8a9..e79e9f18d7c25 100644 --- a/block/blk-mq-sched.c +++ b/block/blk-mq-sched.c @@ -82,11 +82,7 @@ struct request *blk_mq_sched_get_request(struct request_queue *q, if (likely(!data->hctx)) data->hctx = blk_mq_map_queue(q, data->ctx->cpu); - /* - * For a reserved tag, allocate a normal request since we might - * have driver dependencies on the value of the internal tag. - */ - if (e && !(data->flags & BLK_MQ_REQ_RESERVED)) { + if (e) { data->flags |= BLK_MQ_REQ_INTERNAL; /* -- 2.39.5