Re: [PATCH] virtio_blk: add helper function to support mass of disksnaming
From: Michael S. Tsirkin
Date: Thu Mar 29 2012 - 08:46:24 EST
On Thu, Mar 29, 2012 at 02:03:55PM +0200, Jens Axboe wrote:
> On 03/29/2012 07:36 AM, Ren Mingxin wrote:
> > On 03/28/2012 06:58 PM, Michael S. Tsirkin wrote:
> >> On Wed, Mar 28, 2012 at 02:54:43PM +0800, Ren Mingxin wrote:
> >>> Hi,
> >>> The current virtblk's naming algorithm just supports 26^3
> >>> disks. If there are mass of virtblks(exceeding 26^3), there
> >>> will be disks with the same name.
> >>> According to "sd_format_disk_name()", I add function
> >>> "virtblk_name_format()" for virtblk to support mass of
> >>> disks.
> >>> Signed-off-by: Ren Mingxin<renmx@xxxxxxxxxxxxxx>
> >> Nod. This is basically what 3e1a7ff8a0a7b948f2684930166954f9e8e776fe
> >> did. Except, maybe we should move this function into block core
> >> instead of duplicating it? Where would be a good place to put it?
> > Yes, this was also what I thought.
> > How about placing the "sd_format_disk_name()"
> > as "disk_name_format()" into "block/genhd.c"
> > ("include/linux/genhd.h")?
> Yes, that sounds like the appropriate solution (and name, and where to
> put it).
OK, once this is posted I'll get your ack and
queue for 3.4 with other virtio fixups.
> Jens Axboe
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