[dm-devel] [PATCH v4 0/2] Historical Service Time Path Selector

Gabriel Krisman Bertazi krisman at collabora.com
Thu May 21 00:15:09 UTC 2020


Xose Vazquez Perez <xose.vazquez at gmail.com> writes:

> On 5/11/20 6:39 PM, Gabriel Krisman Bertazi wrote:
>
>> This fourth version of HST applies the suggestion from Mikulas Patocka
>> to do the ktime_get_ns inside the mpath map_bio instead of generic
>> device-mapper code. This means that struct dm_mpath_io gained another
>> 64bit field.  For the request-based case, we continue to use the block
>> layer start time information.
>
> You should add some info to the multipath.conf.5 man page (
> https://git.opensvc.com/gitweb.cgi?p=multipath-tools/.git;a=blob;f=multipath/multipath.conf.5;h=05a5e8ffeb110d969f3b2381eb3b88d7f28380f6;hb=HEAD#l189
> ),
> or none one is going to use it.

Sure, will do.

-- 
Gabriel Krisman Bertazi




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