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Re: [PATCH V5 10/22] xen/ioreq: Move x86's io_completion/io_req fields to struct vcpu
- To: Jan Beulich <jbeulich@xxxxxxxx>, Julien Grall <julien@xxxxxxx>
- From: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
- Date: Thu, 28 Jan 2021 14:49:36 +0000
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- Cc: Oleksandr Tyshchenko <oleksandr_tyshchenko@xxxxxxxx>, Paul Durrant <paul@xxxxxxx>, Roger Pau Monné <roger.pau@xxxxxxxxxx>, Wei Liu <wl@xxxxxxx>, George Dunlap <george.dunlap@xxxxxxxxxx>, Ian Jackson <iwj@xxxxxxxxxxxxxx>, Stefano Stabellini <sstabellini@xxxxxxxxxx>, Jun Nakajima <jun.nakajima@xxxxxxxxx>, Kevin Tian <kevin.tian@xxxxxxxxx>, Julien Grall <julien.grall@xxxxxxx>, <xen-devel@xxxxxxxxxxxxxxxxxxxx>, Oleksandr Tyshchenko <olekstysh@xxxxxxxxx>
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On 28/01/2021 14:36, Jan Beulich wrote:
> On 28.01.2021 15:21, Julien Grall wrote:
>> I was going to reply back on my e-mail with more debugging information.
>> It seems that this is a build issue as if I clean the repo the error
>> disappear.
>>
>> The error happens when I move from staging to a batch with this series
>> applied without a cleaning the tree. It also happens the other way
>> around as well.
>>
>> Removing entry.o or asm-offsets.h before building doesn't help. Any
>> other idea?
> No, I'd need to know how exactly to repro and then try to debug.
>
>> On a side note, it looks like asm-offsets.h doesn't get rebuild when
>> Kconfig change. I noticed an issue when trying to turn on the perf counters.
> That's bad and needs fixing. Assuming you mean the kconfig change
> in fact incurs a change to asm-offsets.h. Otherwise there might
> be a move-if-changed somewhere preventing unnecessary rebuilding.
FYI this is the incremental build breakage I reported in IRC last week.
There is definitely a missing dependency somewhere, but I just far
haven't been able to precisely what.
~Andrew
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