linux-kernel - Re: [PATCH 1/2] cdrom: split mmc

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Message-ID: <20081117121134.GM26778@kernel.dk>
Date:	Mon, 17 Nov 2008 13:11:34 +0100
From:	Jens Axboe <jens.axboe@...cle.com>
To:	Marcin Slusarz <marcin.slusarz@...il.com>
Cc:	LKML <linux-kernel@...r.kernel.org>,
	Bartlomiej Zolnierkiewicz <bzolnier@...il.com>,
	Andrew Morton <akpm@...ux-foundation.org>
Subject: Re: [PATCH 1/2] cdrom: split mmc_ioctl to lower stack usage

On Sun, Nov 16 2008, Marcin Slusarz wrote:
> Checkstack output:
> 
> Before:
> mmc_ioctl:                  584
> 
> After:
> mmc_ioctl_dvd_read_struct:  280
> mmc_ioctl_cdrom_subchannel: 152
> mmc_ioctl_cdrom_read_data:  120
> mmc_ioctl_cdrom_volume:     104
> mmc_ioctl_cdrom_read_audio: 104
> (mmc_ioctl is inlined into cdrom_ioctl - 104 bytes)

Looks good (both 1 and 2). What kind of testing have you done? I have
applied it to for-2.6.29.

-- 
Jens Axboe

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