linux-kernel - Re: [PATCH] scsi: use sector_div instead of do

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Message-ID: <yq1bnahjv6l.fsf@sermon.lab.mkp.net>
Date:	Wed, 25 Nov 2015 22:28:34 -0500
From:	"Martin K. Petersen" <martin.petersen@...cle.com>
To:	Arnd Bergmann <arnd@...db.de>
Cc:	linux-scsi@...r.kernel.org, jbottomley@...n.com,
	martin.petersen@...cle.com, nico@...xnic.net,
	linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH] scsi: use sector_div instead of do_div

>>>>> "Arnd" == Arnd Bergmann <arnd@...db.de> writes:

Arnd> do_div is the wrong way to divide a sector_t, as it is less
Arnd> efficient when sector_t is 32-bit wide. With the upcoming do_div
Arnd> optimizations, the kernel starts warning about this:

Applied.

-- 
Martin K. Petersen	Oracle Linux Engineering
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