[PATCH 07/18] net/tls: sanitize MSG_EOR handling
Sagi Grimberg
sagi at grimberg.me
Tue Apr 18 03:07:48 PDT 2023
>>> The TLS stack is using MSG_EOR internally, so the flag cannot be
>>> set for sendmsg()/sendpage(). But to avoid having the caller to
>>> check whether TLS is active modify the code to clear the MSG_EOR
>>> flag. And blank out MSG_MORE / MSG_SENDPAGE_NOTLAST, too, as they
>>> conflict with MSG_EOR anyway.
>>
>> This looks like a temporary workaround to me.
>>
>> The networking folks really need to be CC'd on this (same for patch 6).
>
> Thanks, when I said "we can support EOR" I obviously meant support
> not ignore it :( No ack.
Obviously neither Hannes or I have sufficient tls knowledge to properly
support it... It needs to be done by someone who knows the
implementation.
Is this a large scope to add support for it? Because if it is, I'd
simply change nvme to clear MSG_EOR when tls is used (despite my
preference to not do special things for tls).
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