From: Minchan Kim <minchan@kernel.org>
To: Johannes Weiner <hannes@cmpxchg.org>
Cc: Andrew Morton <akpm@linux-foundation.org>,
Paul Szabo <psz@maths.usyd.edu.au>,
Rik van Riel <riel@redhat.com>,
linux-mm@kvack.org, linux-kernel@vger.kernel.org
Subject: Re: [patch] Revert "page-writeback.c: subtract min_free_kbytes from dirtyable memory"
Date: Fri, 26 Jul 2013 08:30:13 +0900 [thread overview]
Message-ID: <20130725233013.GC27252@bbox> (raw)
In-Reply-To: <1374793134-16678-1-git-send-email-hannes@cmpxchg.org>
On Thu, Jul 25, 2013 at 06:58:54PM -0400, Johannes Weiner wrote:
> This reverts commit 75f7ad8e043d9383337d917584297f7737154bbf. It was
> the result of a problem observed with a 3.2 kernel and merged in 3.9,
> while the issue had been resolved upstream in 3.3 (ab8fabd mm: exclude
> reserved pages from dirtyable memory).
>
> The "reserved pages" are a superset of min_free_kbytes, thus this
> change is redundant and confusing. Revert it.
>
> Signed-off-by: Johannes Weiner <hannes@cmpxchg.org>
Absolutely true and I pointed it out at that time but ignored and merged. :(
http://lists.debian.org/debian-kernel/2013/01/msg00538.html
Even, not Cced so I couldn't notice it until you send out this patch.
Acked-by: Minchan Kim <minchan@kernel.org>
--
Kind regards,
Minchan Kim
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WARNING: multiple messages have this Message-ID (diff)
From: Minchan Kim <minchan@kernel.org>
To: Johannes Weiner <hannes@cmpxchg.org>
Cc: Andrew Morton <akpm@linux-foundation.org>,
Paul Szabo <psz@maths.usyd.edu.au>,
Rik van Riel <riel@redhat.com>,
linux-mm@kvack.org, linux-kernel@vger.kernel.org
Subject: Re: [patch] Revert "page-writeback.c: subtract min_free_kbytes from dirtyable memory"
Date: Fri, 26 Jul 2013 08:30:13 +0900 [thread overview]
Message-ID: <20130725233013.GC27252@bbox> (raw)
In-Reply-To: <1374793134-16678-1-git-send-email-hannes@cmpxchg.org>
On Thu, Jul 25, 2013 at 06:58:54PM -0400, Johannes Weiner wrote:
> This reverts commit 75f7ad8e043d9383337d917584297f7737154bbf. It was
> the result of a problem observed with a 3.2 kernel and merged in 3.9,
> while the issue had been resolved upstream in 3.3 (ab8fabd mm: exclude
> reserved pages from dirtyable memory).
>
> The "reserved pages" are a superset of min_free_kbytes, thus this
> change is redundant and confusing. Revert it.
>
> Signed-off-by: Johannes Weiner <hannes@cmpxchg.org>
Absolutely true and I pointed it out at that time but ignored and merged. :(
http://lists.debian.org/debian-kernel/2013/01/msg00538.html
Even, not Cced so I couldn't notice it until you send out this patch.
Acked-by: Minchan Kim <minchan@kernel.org>
--
Kind regards,
Minchan Kim
next prev parent reply other threads:[~2013-07-25 23:30 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-07-25 22:58 [patch] Revert "page-writeback.c: subtract min_free_kbytes from dirtyable memory" Johannes Weiner
2013-07-25 22:58 ` Johannes Weiner
2013-07-25 23:30 ` Minchan Kim [this message]
2013-07-25 23:30 ` Minchan Kim
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