Messages in this thread | | | From | Sherry Sun <> | Subject | RE: [PATCH V3 2/4] misc: vop: do not allocate and reassign the used ring | Date | Tue, 27 Oct 2020 07:05:43 +0000 |
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Hi Sudeep & Ashutosh & Vincent,
Can you help test the patch about removing the codes of reassign used ring, and comment on the impact for Intel MIC platform? Thanks for any help.
Best regards Sherry
> Subject: Re: [PATCH V3 2/4] misc: vop: do not allocate and reassign the used > ring > > On Mon, Oct 26, 2020 at 03:04:45AM +0000, Sherry Sun wrote: > > Hi Greg & Christoph, > > > > > Subject: Re: [PATCH V3 2/4] misc: vop: do not allocate and reassign > > > the used ring > > > > > > On Thu, Oct 22, 2020 at 01:06:36PM +0800, Sherry Sun wrote: > > > > We don't need to allocate and reassign the used ring here and > > > > remove the used_address_updated flag.Since RC has allocated the > > > > entire vring, including the used ring. Simply add the > > > > corresponding offset can get the used ring address. > > > > > > Someone needs to verify this vs the existing intel implementations. > > > > Hi Greg, @gregkh@linuxfoundation.org, sorry I don't have the Intel MIC > devices so cannot test it, do you know anyone who can help test this patch > changes on the Intel MIC platform? Thanks. > > Why not ask the authors/maintainers of that code? > > greg k-h
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