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Re: [PATCH 09/16] migration/multifd: Add new migration option for multif


From: Fabiano Rosas
Subject: Re: [PATCH 09/16] migration/multifd: Add new migration option for multifd DSA offloading.
Date: Mon, 30 Oct 2023 11:41:23 -0300

Hao Xiang <hao.xiang@bytedance.com> writes:

> Intel DSA offloading is an optional feature that turns on if
> proper hardware and software stack is available. To turn on
> DSA offloading in multifd live migration:
>
> multifd-dsa-accel="[dsa_dev_path1] ] [dsa_dev_path2] ... [dsa_dev_pathX]"
>
> This feature is turned off by default.

This patch looks fine. However I wonder if wouldn't it be better to not
couple dsa with multifd in the capability name? I.e. we could add just a
dsa capability and have a check saying that it currently only works with
multifd.




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