From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Date: Thu, 19 Oct 2017 10:57:55 +0900 From: Byungchul Park To: Ingo Molnar Cc: peterz@infradead.org, tglx@linutronix.de, linux-kernel@vger.kernel.org, linux-mm@kvack.org, tj@kernel.org, johannes.berg@intel.com, oleg@redhat.com, amir73il@gmail.com, david@fromorbit.com, darrick.wong@oracle.com, linux-xfs@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-block@vger.kernel.org, hch@infradead.org, idryomov@gmail.com, kernel-team@lge.com Subject: Re: [RESEND PATCH 3/3] lockdep: Assign a lock_class per gendisk used for wait_for_completion() Message-ID: <20171019015755.GE32368@X58A-UD3R> References: <1508319532-24655-1-git-send-email-byungchul.park@lge.com> <1508319532-24655-4-git-send-email-byungchul.park@lge.com> <20171018095916.gr3n4mal6dz5xs7v@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20171018095916.gr3n4mal6dz5xs7v@gmail.com> Sender: owner-linux-mm@kvack.org List-ID: On Wed, Oct 18, 2017 at 11:59:16AM +0200, Ingo Molnar wrote: > > * Byungchul Park wrote: > > > diff --git a/block/bio.c b/block/bio.c > > index 9a63597..0d4d6c0 100644 > > --- a/block/bio.c > > +++ b/block/bio.c > > @@ -941,7 +941,7 @@ int submit_bio_wait(struct bio *bio) > > { > > struct submit_bio_ret ret; > > > > - init_completion(&ret.event); > > + init_completion_with_map(&ret.event, &bio->bi_disk->lockdep_map); > > bio->bi_private = &ret; > > bio->bi_end_io = submit_bio_wait_endio; > > bio->bi_opf |= REQ_SYNC; > > @@ -1382,7 +1382,7 @@ struct bio *bio_map_user_iov(struct request_queue *q, > > > > if (len <= 0) > > break; > > - > > + > > if (bytes > len) > > bytes = len; > > > > That's a spurious cleanup unrelated to this patch. I will separate it. Thank you. -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org