Re: [PATCH] virtio_blk: Add help function to format mass of disks

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 On 04/10/2012 09:16 PM, Avi Kivity wrote:
On 04/10/2012 10:28 AM, Ren Mingxin wrote:
The current virtio block's naming algorithm just supports 18278
(26^3 + 26^2 + 26) disks. If there are mass of virtio blocks,
there will be disks with the same name.

Based on commit 3e1a7ff8a0a7b948f2684930166954f9e8e776fe, I add
function "virtblk_name_format()" for virtio block to support mass
of disks naming.

Signed-off-by: Ren Mingxin<renmx@xxxxxxxxxxxxxx>
  drivers/block/virtio_blk.c |   38 ++++++++++++++++++++++++++------------
  1 files changed, 26 insertions(+), 12 deletions(-)

diff --git a/drivers/block/virtio_blk.c b/drivers/block/virtio_blk.c
index c4a60ba..86516c8 100644
--- a/drivers/block/virtio_blk.c
+++ b/drivers/block/virtio_blk.c
@@ -374,6 +374,31 @@ static int init_vq(struct virtio_blk *vblk)
  	return err;

+static int virtblk_name_format(char *prefix, int index, char *buf, int buflen)
+	const int base = 'z' - 'a' + 1;
+	char *begin = buf + strlen(prefix);
+	char *begin = buf + strlen(prefix);
Duplicate line.

Oh, obvious missed :-(


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