From: Tao Ma Date: Wed, 14 Sep 2011 07:31:01 +0000 (+0200) Subject: block: Don't check QUEUE_FLAG_SAME_COMP in __blk_complete_request X-Git-Tag: v3.1-rc7~3^2~2 X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=8ad6a56f5679a987bfeacad1bd818a2a381aa98e;p=linux.git block: Don't check QUEUE_FLAG_SAME_COMP in __blk_complete_request In __blk_complete_request, we check both QUEUE_FLAG_SAME_COMP and req->cpu to decide whether we should use req->cpu. Actually the user can also select the complete cpu by either setting BIO_CPU_AFFINE or by calling bio_set_completion_cpu. Current solution makes these 2 ways don't work any more. So we'd better just check req->cpu. Signed-off-by: Tao Ma Signed-off-by: Jens Axboe --- diff --git a/block/blk-softirq.c b/block/blk-softirq.c index 58340d0cb23a..1366a89d8e66 100644 --- a/block/blk-softirq.c +++ b/block/blk-softirq.c @@ -115,7 +115,7 @@ void __blk_complete_request(struct request *req) /* * Select completion CPU */ - if (test_bit(QUEUE_FLAG_SAME_COMP, &q->queue_flags) && req->cpu != -1) { + if (req->cpu != -1) { ccpu = req->cpu; if (!test_bit(QUEUE_FLAG_SAME_FORCE, &q->queue_flags)) { ccpu = blk_cpu_to_group(ccpu);