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From: Christoph Hellwig <hch@lst.de>
To: Geert Uytterhoeven <Geert.Uytterhoeven@sonycom.com>
Cc: Paul Mackerras <paulus@samba.org>,
	linuxppc-dev@ozlabs.org, Jens Axboe <axboe@kernel.dk>,
	"James E.J. Bottomley" <James.Bottomley@SteelEye.com>,
	linux-scsi@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [patch 4/6] ps3: Disk Storage Driver
Date: Tue, 19 Jun 2007 07:43:24 +0200	[thread overview]
Message-ID: <20070619054324.GA18542@lst.de> (raw)
In-Reply-To: <20070615120848.352093000@pademelon.sonytel.be>

On Fri, Jun 15, 2007 at 01:39:23PM +0200, Geert Uytterhoeven wrote:
> From: Geert Uytterhoeven <Geert.Uytterhoeven@sonycom.com>
> 
> Add a Disk Storage Driver for the PS3:
>   - Implemented as a block device driver with a dynamic major
>   - Disk names (and partitions) are of the format ps3d%c(%u)
>   - Uses software scatter-gather with a 64 KiB bounce buffer as the hypervisor
>     doesn't support scatter-gather

Looks good to me.  Only nitpicks are:

 - ps3disk_priv should probably be an inline function instead of a macro
 - ps3disk_open is not needed at all and should be removed completely.
 - please remove PS3DISK_MAJOR - and just pass 0 to register_blkdev.
   Passing 0 to get an unassigned dev_t range is the normal convention
   and giving it a suprising symbolic names makes reading the code a
   little harder.  
 - put_disk in ps3disk_remove should be done after you finished tearing
   down the device, not before
 - calling free_irq directly followed by request_irq in ps3disk_probe
   looks rather dumb.  I'd rather move the request_irq out of
   ps3stor_setup into the low-level driver.


WARNING: multiple messages have this Message-ID (diff)
From: Christoph Hellwig <hch@lst.de>
To: Geert Uytterhoeven <Geert.Uytterhoeven@sonycom.com>
Cc: Jens Axboe <axboe@kernel.dk>,
	"James E.J. Bottomley" <James.Bottomley@SteelEye.com>,
	linux-scsi@vger.kernel.org, linux-kernel@vger.kernel.org,
	linuxppc-dev@ozlabs.org, Paul Mackerras <paulus@samba.org>
Subject: Re: [patch 4/6] ps3: Disk Storage Driver
Date: Tue, 19 Jun 2007 07:43:24 +0200	[thread overview]
Message-ID: <20070619054324.GA18542@lst.de> (raw)
In-Reply-To: <20070615120848.352093000@pademelon.sonytel.be>

On Fri, Jun 15, 2007 at 01:39:23PM +0200, Geert Uytterhoeven wrote:
> From: Geert Uytterhoeven <Geert.Uytterhoeven@sonycom.com>
> 
> Add a Disk Storage Driver for the PS3:
>   - Implemented as a block device driver with a dynamic major
>   - Disk names (and partitions) are of the format ps3d%c(%u)
>   - Uses software scatter-gather with a 64 KiB bounce buffer as the hypervisor
>     doesn't support scatter-gather

Looks good to me.  Only nitpicks are:

 - ps3disk_priv should probably be an inline function instead of a macro
 - ps3disk_open is not needed at all and should be removed completely.
 - please remove PS3DISK_MAJOR - and just pass 0 to register_blkdev.
   Passing 0 to get an unassigned dev_t range is the normal convention
   and giving it a suprising symbolic names makes reading the code a
   little harder.  
 - put_disk in ps3disk_remove should be done after you finished tearing
   down the device, not before
 - calling free_irq directly followed by request_irq in ps3disk_probe
   looks rather dumb.  I'd rather move the request_irq out of
   ps3stor_setup into the low-level driver.

  parent reply	other threads:[~2007-06-19  5:44 UTC|newest]

Thread overview: 89+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-06-15 11:39 [patch 0/6] PS3 Storage Drivers for 2.6.23, take 2 Geert Uytterhoeven
2007-06-15 11:39 ` Geert Uytterhoeven
2007-06-15 11:39 ` Geert Uytterhoeven
2007-06-15 11:39 ` [patch 1/6] ps3: Preallocate bootmem memory for the PS3 FLASH ROM storage driver Geert Uytterhoeven
2007-06-15 11:39   ` Geert Uytterhoeven
2007-06-15 11:39   ` Geert Uytterhoeven
2007-06-15 13:27   ` Benjamin Herrenschmidt
2007-06-15 13:27     ` Benjamin Herrenschmidt
2007-06-15 13:32     ` Geert Uytterhoeven
2007-06-15 13:32       ` Geert Uytterhoeven
2007-06-18 16:25       ` [patch 1/6] ps3: Preallocate bootmem memory for the PS3 FLASH Milton Miller
2007-06-19 11:36         ` Geert Uytterhoeven
2007-06-15 11:39 ` [patch 2/6] ps3: Storage Driver Core Geert Uytterhoeven
2007-06-15 11:39   ` Geert Uytterhoeven
2007-06-15 11:39   ` Geert Uytterhoeven
2007-06-15 11:39 ` [patch 3/6] PS3: Storage device registration routines Geert Uytterhoeven
2007-06-15 11:39   ` Geert Uytterhoeven
2007-06-15 11:39   ` Geert Uytterhoeven
2007-06-15 11:39 ` [patch 4/6] ps3: Disk Storage Driver Geert Uytterhoeven
2007-06-15 11:39   ` Geert Uytterhoeven
2007-06-15 11:39   ` Geert Uytterhoeven
2007-06-15 14:35   ` David Woodhouse
2007-06-15 14:35     ` David Woodhouse
2007-06-15 14:41     ` Arnd Bergmann
2007-06-15 14:41       ` Arnd Bergmann
2007-06-15 14:41       ` Arnd Bergmann
2007-06-15 14:43     ` Geert Uytterhoeven
2007-06-15 16:15       ` Alan Cox
2007-06-15 16:15         ` Alan Cox
2007-06-15 18:05         ` Geert Uytterhoeven
2007-06-15 21:19         ` David Miller
2007-06-15 21:19           ` David Miller
2007-06-15 22:40           ` James Bottomley
2007-06-15 22:40             ` James Bottomley
2007-06-15 23:08             ` David Miller
2007-06-15 23:08               ` David Miller
2007-06-15 23:28               ` James Bottomley
2007-06-15 23:28                 ` James Bottomley
2007-06-15 23:37                 ` David Miller
2007-06-15 23:37                   ` David Miller
2007-06-19  5:56               ` Christoph Hellwig
2007-06-19  6:07                 ` David Miller
2007-06-19  8:15                   ` Christoph Hellwig
2007-06-19  8:15                     ` Christoph Hellwig
2007-06-15 23:11           ` Alan Cox
2007-06-15 23:11             ` Alan Cox
2007-06-16  6:21           ` Geert Uytterhoeven
2007-06-16  6:21             ` Geert Uytterhoeven
2007-06-19  5:53           ` Christoph Hellwig
2007-06-19  5:53             ` Christoph Hellwig
2007-06-19  6:03             ` David Miller
2007-06-19  6:03               ` David Miller
2007-06-19  7:06               ` Geert Uytterhoeven
2007-06-19  7:06                 ` Geert Uytterhoeven
2007-06-15 21:17       ` David Miller
2007-06-15 21:17         ` David Miller
2007-06-15 21:28         ` Jeff Garzik
2007-06-15 21:28           ` Jeff Garzik
2007-06-15 21:37           ` David Miller
2007-06-15 21:37             ` David Miller
2007-06-15 21:50         ` Jeff Garzik
2007-06-15 21:50           ` Jeff Garzik
2007-06-15 21:55           ` David Miller
2007-06-15 21:55             ` David Miller
2007-06-19  5:43   ` Christoph Hellwig [this message]
2007-06-19  5:43     ` Christoph Hellwig
2007-06-19 12:51     ` Geert Uytterhoeven
2007-06-19 12:51       ` Geert Uytterhoeven
2007-06-19 17:19       ` Christoph Hellwig
2007-06-19 17:19         ` Christoph Hellwig
2007-06-15 11:39 ` [patch 5/6] ps3: ROM " Geert Uytterhoeven
2007-06-15 11:39   ` Geert Uytterhoeven
2007-06-15 11:39   ` Geert Uytterhoeven
2007-06-18 16:30   ` Milton Miller
2007-06-19  5:44     ` Christoph Hellwig
2007-06-19 12:29     ` Geert Uytterhoeven
2007-06-20 12:16       ` Milton Miller
2007-06-19  5:51   ` Christoph Hellwig
2007-06-19  5:51     ` Christoph Hellwig
2007-06-15 11:39 ` [patch 6/6] ps3: FLASH " Geert Uytterhoeven
2007-06-15 11:39   ` Geert Uytterhoeven
2007-06-15 11:39   ` Geert Uytterhoeven
2007-06-18 16:30   ` Milton Miller
2007-06-19 12:02     ` Geert Uytterhoeven
  -- strict thread matches above, loose matches on Subject: below --
2007-06-21 14:14 [patch 0/6] PS3 Storage Drivers for 2.6.23, take 3 Geert Uytterhoeven
2007-06-21 14:14 ` [patch 4/6] ps3: Disk Storage Driver Geert Uytterhoeven
2007-06-21 14:14   ` Geert Uytterhoeven
2007-07-04 13:22 [patch 0/6] PS3 Storage Drivers for 2.6.23, take 4 Geert Uytterhoeven
2007-07-04 13:22 ` [patch 4/6] ps3: Disk Storage Driver Geert Uytterhoeven
2007-07-04 13:22   ` Geert Uytterhoeven
2007-07-04 13:22   ` Geert Uytterhoeven

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