Messages in this thread | | | From | Petr Machata <> | Subject | Re: [PATCH net-next v2 1/6] net: dcb: add new pcp selector to app object | Date | Fri, 30 Sep 2022 17:41:22 +0200 |
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Petr Machata <petrm@nvidia.com> writes:
> We can pack the new stuff into a smaller payload. The inner attribute > would not be DCB_ATTR_DCB_APP, but say DCB_ATTR_DCB_PCP, which would > imply the selector. The payload can be struct { u8 prio; u16 proto; }. > This would have been bounced by the old UAPI, so we know no userspace > makes use of that.
Except this will end up having size of 4 anyway due to alignment. We'll have to make it a struct { ... } __attribute__((__packed__));
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