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From: Minchan Kim <minchan@kernel.org>
To: Weijie Yang <weijie.yang@samsung.com>
Cc: akpm@linux-foundation.org, sjenning@linux.vnet.ibm.com,
	bob.liu@oracle.com, weijie.yang.kh@gmail.com, linux-mm@kvack.org,
	linux-kernel@vger.kernel.org, stable@vger.kernel.org,
	d.j.shin@samsung.com, heesub.shin@samsung.com,
	kyungmin.park@samsung.com, hau.chen@samsung.com,
	bifeng.tong@samsung.com, rui.xie@samsung.com
Subject: Re: [PATCH v3 1/3] mm/zswap: bugfix: memory leak when re-swapon
Date: Tue, 24 Sep 2013 09:06:03 +0900	[thread overview]
Message-ID: <20130924000603.GF17725@bbox> (raw)
In-Reply-To: <000301ceb836$7b4a1340$71de39c0$%yang@samsung.com>

On Mon, Sep 23, 2013 at 04:21:49PM +0800, Weijie Yang wrote:
> zswap_tree is not freed when swapoff, and it got re-kmalloc in swapon,
> so memory-leak occurs.
> 
> Modify: free memory of zswap_tree in zswap_frontswap_invalidate_area().
> 
> Signed-off-by: Weijie Yang <weijie.yang@samsung.com>
> Reviewed-by: Bob Liu <bob.liu@oracle.com>
> Cc: Minchan Kim <minchan@kernel.org>
> Cc: stable@vger.kernel.org
> Acked-by: Seth Jennings <sjenning@linux.vnet.ibm.com>

Reviewed-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: Weijie Yang <weijie.yang@samsung.com>
Cc: akpm@linux-foundation.org, sjenning@linux.vnet.ibm.com,
	bob.liu@oracle.com, weijie.yang.kh@gmail.com, linux-mm@kvack.org,
	linux-kernel@vger.kernel.org, stable@vger.kernel.org,
	d.j.shin@samsung.com, heesub.shin@samsung.com,
	kyungmin.park@samsung.com, hau.chen@samsung.com,
	bifeng.tong@samsung.com, rui.xie@samsung.com
Subject: Re: [PATCH v3 1/3] mm/zswap: bugfix: memory leak when re-swapon
Date: Tue, 24 Sep 2013 09:06:03 +0900	[thread overview]
Message-ID: <20130924000603.GF17725@bbox> (raw)
In-Reply-To: <000301ceb836$7b4a1340$71de39c0$%yang@samsung.com>

On Mon, Sep 23, 2013 at 04:21:49PM +0800, Weijie Yang wrote:
> zswap_tree is not freed when swapoff, and it got re-kmalloc in swapon,
> so memory-leak occurs.
> 
> Modify: free memory of zswap_tree in zswap_frontswap_invalidate_area().
> 
> Signed-off-by: Weijie Yang <weijie.yang@samsung.com>
> Reviewed-by: Bob Liu <bob.liu@oracle.com>
> Cc: Minchan Kim <minchan@kernel.org>
> Cc: stable@vger.kernel.org
> Acked-by: Seth Jennings <sjenning@linux.vnet.ibm.com>

Reviewed-by: Minchan Kim <minchan@kernel.org>

-- 
Kind regards,
Minchan Kim

  reply	other threads:[~2013-09-24  0:05 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-09-23  8:21 [PATCH v3 1/3] mm/zswap: bugfix: memory leak when re-swapon Weijie Yang
2013-09-23  8:21 ` Weijie Yang
2013-09-24  0:06 ` Minchan Kim [this message]
2013-09-24  0:06   ` Minchan Kim

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