From: Minchan Kim <minchan@kernel.org>
To: Jerome Marchand <jmarchan@redhat.com>
Cc: Nitin Gupta <ngupta@vflare.org>,
Sergey Senozhatsky <sergey.senozhatsky.work@gmail.com>,
Mahendran Ganesh <opensource.ganesh@gmail.com>,
linux-mm@kvack.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2] mm/zsmalloc: simplify zs_max_alloc_size handling
Date: Mon, 3 Jul 2017 11:13:12 +0900 [thread overview]
Message-ID: <20170703021312.GB2567@bbox> (raw)
In-Reply-To: <20170630114859.1979-1-jmarchan@redhat.com>
On Fri, Jun 30, 2017 at 01:48:59PM +0200, Jerome Marchand wrote:
> Commit 40f9fb8cffc6 ("mm/zsmalloc: support allocating obj with size of
> ZS_MAX_ALLOC_SIZE") fixes a size calculation error that prevented
> zsmalloc to allocate an object of the maximal size
> (ZS_MAX_ALLOC_SIZE). I think however the fix is unneededly
> complicated.
>
> This patch replaces the dynamic calculation of zs_size_classes at init
> time by a compile time calculation that uses the DIV_ROUND_UP() macro
> already used in get_size_class_index().
>
> Signed-off-by: Jerome Marchand <jmarchan@redhat.com>
Acked-by: Minchan Kim <minchan@kernel.org>
Thanks.
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next prev parent reply other threads:[~2017-07-03 2:13 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-06-28 8:14 [PATCH] mm/zsmalloc: simplify zs_max_alloc_size handling Jerome Marchand
2017-06-30 1:24 ` Minchan Kim
2017-06-30 11:43 ` Jerome Marchand
2017-06-30 11:48 ` [PATCH v2] " Jerome Marchand
2017-07-03 2:13 ` Minchan Kim [this message]
2017-07-03 2:16 ` Minchan Kim
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