linux-kernel - Re: [PATCH] lightnvm: change max_phys

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Message-ID: <5644E10A.9010703@bjorling.me>
Date:	Thu, 12 Nov 2015 19:57:14 +0100
From:	Matias Bjørling <m@...rling.me>
To:	Geert Uytterhoeven <geert@...ux-m68k.org>
CC:	linux-block@...r.kernel.org,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Jens Axboe <axboe@...com>
Subject: Re: [PATCH] lightnvm: change max_phys_sect to ushort

On 11/12/2015 07:42 PM, Geert Uytterhoeven wrote:
> On Thu, Nov 12, 2015 at 7:35 PM, Matias Bjørling <m@...rling.me> wrote:
>> The max_phys_sect variable is defined as a char. We do a boundary check
>> to maximally allow 256 physical page descriptors per command. As we are
>> not indexing from zero. This expression is always in false. Bump the
>> max_phys_sect to an unsigned short to support the range check.
>
> unsigned int?

Grah, I need to be more careful. I sent the wrong patch after I had 
fixed it to unsigned short.
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