On 04/02/2012 07:04 PM, Mike Snitzer wrote:
> 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))
A-hem.
Counting by hand is at times tricky.
I'll be sending an updated patchset.
Cheers,
Hannes
--
Dr. Hannes Reinecke zSeries & Storage
hare@xxxxxxx +49 911 74053 688
SUSE LINUX Products GmbH, Maxfeldstr. 5, 90409 Nürnberg
GF: J. Hawn, J. Guild, F. Imendörffer, HRB 16746 (AG Nürnberg)
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