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From: Naoya Horiguchi <n-horiguchi@ah.jp.nec.com>
To: Tony Luck <tony.luck@intel.com>
Cc: Naoya Horiguchi <n-horiguchi@ah.jp.nec.com>,
	Andrew Morton <akpm@linux-foundation.org>,
	Andi Kleen <andi.kleen@intel.com>,
	Wu Fengguang <fengguang.wu@intel.com>,
	linux-kernel@vger.kernel.org, linux-mm@kvack.org
Subject: Re: [PATCH 3/3] HWPOISON, hugetlbfs: fix RSS-counter warning
Date: Wed,  5 Dec 2012 17:14:33 -0500	[thread overview]
Message-ID: <1354745673-31035-1-git-send-email-n-horiguchi@ah.jp.nec.com> (raw)
In-Reply-To: <3908561D78D1C84285E8C5FCA982C28F1C963B15@ORSMSX108.amr.corp.intel.com>

Hi Tony,

On Wed, Dec 05, 2012 at 10:04:50PM +0000, Luck, Tony wrote:
> 	if (PageHWPoison(page) && !(flags & TTU_IGNORE_HWPOISON)) {
> -		if (PageAnon(page))
> +		if (PageHuge(page))
> +			;
> +		else if (PageAnon(page))
>  			dec_mm_counter(mm, MM_ANONPAGES);
>  		else
>  			dec_mm_counter(mm, MM_FILEPAGES);
> 
> This style minimizes the "diff" ... but wouldn't it be nicer to say:
> 
> 		if (!PageHuge(page)) {
> 			old code in here
> 		}
> 

I think this need more lines in diff because old code should be
indented without any logical change.

Thanks,
Naoya

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  reply	other threads:[~2012-12-05 22:14 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-12-05 21:47 [PATCH 0/3] HWPOISON, hugetlbfs: small bug fixes Naoya Horiguchi
2012-12-05 21:47 ` [PATCH 1/3] HWPOISON, hugetlbfs: fix warning on freeing hwpoisoned hugepage Naoya Horiguchi
2012-12-05 22:13   ` Luck, Tony
2012-12-07  2:18     ` Naoya Horiguchi
2012-12-06 22:36   ` Andrew Morton
2012-12-07  2:03     ` Naoya Horiguchi
2012-12-07  2:20       ` Andrew Morton
2012-12-07  5:48         ` Naoya Horiguchi
2012-12-07  5:36       ` Aneesh Kumar K.V
2012-12-07  6:14         ` Naoya Horiguchi
2012-12-07  7:54           ` Aneesh Kumar K.V
2012-12-07 15:49             ` Naoya Horiguchi
2012-12-07 22:34               ` Andrew Morton
2012-12-08 21:04                 ` Naoya Horiguchi
2012-12-05 21:47 ` [PATCH 2/3] HWPOISON, hugetlbfs: fix "bad pmd" warning in unmapping " Naoya Horiguchi
2012-12-05 21:47 ` [PATCH 3/3] HWPOISON, hugetlbfs: fix RSS-counter warning Naoya Horiguchi
2012-12-05 22:04   ` Luck, Tony
2012-12-05 22:14     ` Naoya Horiguchi [this message]
2012-12-06 22:40       ` Andrew Morton
2012-12-07  1:22         ` Naoya Horiguchi
2012-12-07  2:10           ` Andrew Morton
2012-12-10 11:17   ` Simon Jeons

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