On Jan 7, 2013, at 12:05 AM, NeilBrown wrote:
> On Mon, 17 Dec 2012 12:41:28 -0600 Jonathan Brassow <jbrassow@xxxxxxxxxx>
> wrote:
>
>
>> --- linux-upstream.orig/drivers/md/dm-raid.c
>> +++ linux-upstream/drivers/md/dm-raid.c
>> @@ -91,15 +91,44 @@ static struct raid_type {
>> {"raid6_nc", "RAID6 (N continue)", 2, 4, 6, ALGORITHM_ROTATING_N_CONTINUE}
>> };
>>
>> +static char *raid10_md_layout_to_format(int layout)
>> +{
>> + /*
>> + * Bit 16 and 17 stand for "offset" and "dev_stride"
>> + * Refer to MD's raid10.c for details
>> + */
>
> I don't think "bit 17" is "dev_stride" any more.. "use_far_sets" ??
yes, s/dev_stride/use_far_sets/.
Thanks for catching that. I think there was a change made to dm-raid.c recently (an arg was removed from the mapping function) that causes this patch to not apply cleanly. I correct the above and resend a fresh patch for this.
brassow
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