From: Artem Bityutskiy <dedekind1@gmail.com>
To: b35362@freescale.com
Cc: Artem.Bityutskiy@nokia.com, linuxppc-dev@lists.ozlabs.org,
linux-kernel@vger.kernel.org, Liu Shuo <Shuo.Liu@freescale.com>,
Shengzhou Liu <Shengzhou.Liu@freescale.com>,
linux-mtd@lists.infradead.org, scottwood@freescale.com,
akpm@linux-foundation.org, dwmw2@infradead.org
Subject: Re: [PATCH v3 3/3] mtd/nand : workaround for Freescale FCM to support large-page Nand chip
Date: Tue, 22 Nov 2011 23:04:18 +0200 [thread overview]
Message-ID: <1321995862.2222.2.camel@koala> (raw)
In-Reply-To: <1321349355-1639-3-git-send-email-b35362@freescale.com>
On Tue, 2011-11-15 at 17:29 +0800, b35362@freescale.com wrote:
> + /*
> + * Freescale FCM controller has a 2K size limitation of buffer
> + * RAM, so elbc_fcm_ctrl->buffer have to be used if writesize
> + * of chip is greater than 2048.
> + * We malloc a large enough buffer at this point, because we
> + * don't know writesize before calling nand_scan(). We will
> + * re-malloc later if needed.
> + */
> + elbc_fcm_ctrl->buffer = kmalloc(4096 * 6, GFP_KERNEL);
> + if (!elbc_fcm_ctrl->buffer)
> + return -ENOMEM;
Why 4096*6? Judging from the comment it should be 4096.
Artem.
next prev parent reply other threads:[~2011-11-22 21:04 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-11-15 9:29 [PATCH 1/3] mtd/nand: fix coding style issue in drivers/mtd/nand/fsl_elbc.c b35362
2011-11-15 9:29 ` [PATCH 2/3] mtd/nand : set Nand flash page address to FBAR and FPAR correctly b35362
2011-11-15 9:29 ` [PATCH v3 3/3] mtd/nand : workaround for Freescale FCM to support large-page Nand chip b35362
2011-11-22 21:04 ` Artem Bityutskiy [this message]
2011-11-22 23:55 ` Scott Wood
2011-11-23 1:56 ` LiuShuo
2011-11-23 12:14 ` LiuShuo
2011-11-28 21:41 ` Scott Wood
2011-11-17 22:13 ` [PATCH 2/3] mtd/nand : set Nand flash page address to FBAR and FPAR correctly Artem Bityutskiy
2011-11-18 2:08 ` LiuShuo
2011-11-22 21:05 ` Artem Bityutskiy
2011-11-15 11:26 ` [PATCH 1/3] mtd/nand: fix coding style issue in drivers/mtd/nand/fsl_elbc.c Jenkins, Clive
2011-11-15 13:10 ` David Woodhouse
2011-11-15 14:42 ` Jenkins, Clive
2011-11-15 15:05 ` David Woodhouse
2011-11-15 14:51 ` David Laight
2011-11-17 22:08 ` Artem Bityutskiy
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