Re: [PATCH] 9pfs: disable msize warning for synth driver

[Christian Schoenebeck]

On Montag, 7. September 2020 11:57:58 CEST Greg Kurz wrote:
> On Sun, 6 Sep 2020 18:50:32 +0200
> 
> Christian Schoenebeck <qemu_oss@crudebyte.com> wrote:
> > Previous patch introduced a performance warning being logged on host
> > side if client connected with an 'msize' <= 8192. Disable this
> > performance warning for the synth driver to prevent that warning from
> > being printed whenever the 9pfs (qtest) test cases are running.
> > 
> > Introduce a new export flag V9FS_NO_PERF_WARN for that purpose, which
> > might also be used to disable such warnings from the CLI in future.
> > 
> > We could have also prevented the warning by simply raising P9_MAX_SIZE
> > in virtio-9p-test.c to any value larger than 8192, however in the
> > context of test cases it makes sense running for edge cases, which
> > includes the lowest 'msize' value supported by the server which is
> > 4096, hence we want to preserve an msize of 4096 for the test client.
> > 
> > Signed-off-by: Christian Schoenebeck <qemu_oss@crudebyte.com>
> > ---
> 
> Heh, yes I guess it makes sense :)
> 
> I guess you could maybe queue this patch before the other one.
> 
> Reviewed-by: Greg Kurz <groug@kaod.org>

Thanks!

BTW, have you ever tried dealing with patchwork client's 'state' feature for 
already transmited patches on the list (new, rejected, etc.)?

Not that there were many 9p patches for actually needing that; just curious if 
that's an LKML only feature.

Best regards,
Christian Schoenebeck