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

Xose Vazquez Perez xose.vazquez at gmail.com
Wed May 20 23:26:27 UTC 2020


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.


Thanks.




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