linux-kernel - Re: [PATCH] mm: fix mmap overflow checking

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Date:	Fri, 7 Sep 2012 21:58:55 -0400
From:	KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>
To:	gaowanlong@...fujitsu.com
Cc:	linux-kernel@...r.kernel.org,
	Andrew Morton <akpm@...ux-foundation.org>, open@...ck.org,
	"list@...ck.org:MEMORY MANAGEMENT" <linux-mm@...ck.org>
Subject: Re: [PATCH] mm: fix mmap overflow checking

>> I've seen the exactly same patch from another fujitsu guys several
>> month ago. and as I pointed
>> out at that time, this line don't work when 32bit kernel + mmap2 syscall case.
>>
>> Please don't think do_mmap_pgoff() is for mmap(2) specific and read a
>> past thread before resend
>> a patch.
>
> So, what's your opinion about this bug? How to fix it in your mind?

Fix glibc instead of kernel.
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