Re: [PATCH v7 13/13] xen: introduce a Kconfig option to enable the pvcalls frontend

From: Boris Ostrovsky
Date: Mon Oct 30 2017 - 18:01:19 EST


On 10/30/2017 05:42 PM, Stefano Stabellini wrote:
> On Mon, 30 Oct 2017, Boris Ostrovsky wrote:
>> On 10/30/2017 03:48 PM, Stefano Stabellini wrote:
>>> On Mon, 30 Oct 2017, Boris Ostrovsky wrote:
>>>> Build warnings (gcc (GCC) 6.3.1 20161221 (Red Hat 6.3.1-1))
>>> Hi Boris, I am trying to repro the warnings below. I have been
>>> unsuccessful so far. What system are you using? Fedora? CentOS? Do have
>>> any specific CFLAGS settings?
>>
>> I am on Fedora24, nothing interesting in my environment. For example,
>>
>> ostr@workbase> env | grep FLAGS
>> ostr@workbase>
>>
>> I'll send you my config file in a separate email, just in case. Your
>> patches are on top of
>>
>> 0b07194 Linux 4.14-rc7
>>
> Thanks! I managed to repro and fix both the x86_64 and x86_32 issues.
> I sent two patches:
>
> https://marc.info/?l=xen-devel&m=150939969002183&w=2
> https://marc.info/?l=linux-kernel&m=150939962102165
>
> But if you prefer that I spin a new pvcalls frontend series, I could
> also do that.


I haven't pushed this anywhere so I think, given that this actually
fixes a bug (when copy_to/from_iter() fails), it would be better to have
a clean series in the upstream. So I'd rather have a new spin, sorry ;-(


Thanks.
-borsi