On Mon, Apr 02 2012 at 12:43pm -0400,
Hannes Reinecke <hare@xxxxxxx> wrote:
> This patch introduces a 'default' hardware handler for dm-mpath.
> When specifying '1 default' dm-multipath will be using the currently
> attached hardware handler.
>
> Signed-off-by: Hannes Reinecke <hare@xxxxxxx>
> ---
> drivers/md/dm-mpath.c | 8 ++++++--
> 1 files changed, 6 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/md/dm-mpath.c b/drivers/md/dm-mpath.c
> index 922a338..bbf950f 100644
> --- a/drivers/md/dm-mpath.c
> +++ b/drivers/md/dm-mpath.c
> @@ -586,15 +586,19 @@ static struct pgpath *parse_path(struct dm_arg_set *as, struct path_selector *ps
>
> if (m->hw_handler_name) {
> struct request_queue *q = bdev_get_queue(p->path.dev->bdev);
> + char *hw_handler = NULL;
>
> - r = scsi_dh_attach(q, m->hw_handler_name);
> + if (strncmp(m->hw_handler_name, "default", 6))
> + hw_handler = m->hw_handler_name;
Should be: if (strncmp(m->hw_handler_name, "default", 7))
--
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