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Message-ID: <1491570407.8850.164.camel@redhat.com>
Subject: Re: [PATCH -mm -v3] mm, swap: Use kvzalloc to allocate some swap
 data structure
From: Rik van Riel <riel@redhat.com>
To: "Huang, Ying" <ying.huang@intel.com>,
        Andrew Morton <akpm@linux-foundation.org>
Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org,
        Dave Hansen <dave.hansen@intel.com>, Hugh Dickins <hughd@google.com>,
        Shaohua Li <shli@kernel.org>, Minchan Kim <minchan@kernel.org>
Date: Fri, 07 Apr 2017 09:06:47 -0400
In-Reply-To: <20170407064911.25447-1-ying.huang@intel.com>
References: <20170407064911.25447-1-ying.huang@intel.com>
Organization: Red Hat, Inc
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On Fri, 2017-04-07 at 14:49 +0800, Huang, Ying wrote:
> From: Huang Ying <ying.huang@intel.com>
> 
> Now vzalloc() is used in swap code to allocate various data
> structures, such as swap cache, swap slots cache, cluster info, etc.
> Because the size may be too large on some system, so that normal
> kzalloc() may fail.  But using kzalloc() has some advantages,

> Signed-off-by: Huang Ying <ying.huang@intel.com>
> Acked-by: Tim Chen <tim.c.chen@intel.com>
> Acked-by: Michal Hocko <mhocko@suse.com>
> Cc: Dave Hansen <dave.hansen@intel.com>
> Cc: Hugh Dickins <hughd@google.com>
> Cc: Shaohua Li <shli@kernel.org>
> Cc: Minchan Kim <minchan@kernel.org>
> Cc: Rik van Riel <riel@redhat.com>
> 
Acked-by: Rik van Riel <riel@redhat.com>