linux-kernel - Re: [PATCH 3/3] mm/nommu: drop unlikely behind BUG

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Message-ID: <20151005023000.GA1607@bogon>
Date:	Mon, 5 Oct 2015 10:30:00 +0800
From:	Geliang Tang <geliangtang@....com>
To:	Davidlohr Bueso <dave@...olabs.net>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	"Kirill A. Shutemov" <kirill.shutemov@...ux.intel.com>,
	Hugh Dickins <hughd@...gle.com>,
	"Peter Zij lstra (Intel)" <peterz@...radead.org>,
	Andrea Arcangeli <aarcange@...hat.com>,
	Joonsoo Kim <js1304@...il.com>, Arnd Bergmann <arnd@...db.de>,
	Paul Gortmaker <paul.gortmaker@...driver.com>,
	Leon Romanovsky <leon@...n.nu>,
	Oleg Nesterov <oleg@...hat.com>, linux-mm@...ck.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 3/3] mm/nommu: drop unlikely behind BUG_ON()

On Sun, Oct 04, 2015 at 06:50:55PM -0700, Davidlohr Bueso wrote:
> On Sun, 04 Oct 2015, Geliang Tang wrote:
> 
> >BUG_ON() already contain an unlikely compiler flag. Drop it.
> >
> >Signed-off-by: Geliang Tang <geliangtang@....com>
> 
> Acked-by: Davidlohr Bueso <dave@...olabs.net>
> 
> ... but I believe you do have some left:
> 
> drivers/scsi/scsi_lib.c:                BUG_ON(unlikely(count > ivecs));
> drivers/scsi/scsi_lib.c:                BUG_ON(unlikely(count > queue_max_integrity_segments(rq->q)));
> kernel/sched/core.c:    BUG_ON(unlikely(task_stack_end_corrupted(prev)));

Thanks for your review, the left have been sended out already in two other patches.

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