Re: [Qemu-ppc] [PULL 00/38] ppc-for-4.1 queue 20190522

[David Gibson]

On Fri, May 24, 2019 at 12:17:25PM +1000, David Gibson wrote:
> On Fri, May 24, 2019 at 10:46:16AM +1000, David Gibson wrote:
> > On Thu, May 23, 2019 at 10:29:57AM +0100, Peter Maydell wrote:
> > > On Wed, 22 May 2019 at 05:46, David Gibson <address@hidden> wrote:
> > > >
> > > > The following changes since commit 
> > > > a4f667b6714916683408b983cfe0a615a725775f:
> > > >
> > > >   Merge remote-tracking branch 'remotes/cohuck/tags/s390x-20190521-3' 
> > > > into staging (2019-05-21 16:30:13 +0100)
> > > >
> > > > are available in the Git repository at:
> > > >
> > > >   git://github.com/dgibson/qemu.git tags/ppc-for-4.1-20190522
> > > >
> > > > for you to fetch changes up to 885659103ad9e1b0460e89c548e9fb823b007b7e:
> > > >
> > > >   docs: provide documentation on the POWER9 XIVE interrupt controller 
> > > > (2019-05-22 10:38:22 +1000)
> > > >
> > > > ----------------------------------------------------------------
> > > > ppc patch queue 2019-05-22
> > > >
> > > > Next pull request against qemu-4.1.  Highlights:
> > > >   * KVM accelerated support for the XIVE interrupt controller in PAPR
> > > >     guests
> > > >   * A number of TCG vector fixes
> > > >   * Fixes for the PReP / 40p machine
> > > >
> > > > Other than that it's just a bunch of assorted fixes, cleanups and
> > > > minor improvements.
> > > >
> > > > This supersedes the pull request dated 2019-05-21.  I've dropped the
> > > > headers update, since it had a mistake, but is now made redundant by a
> > > > similar update in Cornelia's applied PR.  I've also added a patch with
> > > > extra documentation for the XIVE interrupt controller, and fixed a
> > > > couple of minor style errors in the previous PR.
> > > >
> > > > ----------------------------------------------------------------
> > > 
> > > Hi -- this failed 'make check-tcg' for the linux-static build
> > > (x86-64 host):
> > > 
> > >   TEST    linux-test on ppc64abi32
> > > qemu-ppc64abi32:
> > > /home/petmay01/linaro/qemu-for-merges/accel/tcg/cpu-exec.c:700:
> > > cpu_exec: Assertion `!have_mmap_lock()' failed.
> > > qemu-ppc64abi32:
> > > /home/petmay01/linaro/qemu-for-merges/accel/tcg/cpu-exec.c:700:
> > > cpu_exec: Assertion `!have_mmap_lock()' failed.
> > > /home/petmay01/linaro/qemu-for-merges/tests/tcg/Makefile:122: recipe
> > > for target 'run-linux-test' failed
> > 
> > Bother.  I did run a make check-tcg on an x86_64 host, and didn't see
> > this.  Investigating...
> 
>   BUILD   TCG tests for ppc64abi32-linux-user
>   BUILD   ppc64abi32 guest-tests SKIPPED
>   RUN     TCG tests for ppc64abi32-linux-user
>   RUN     tests for ppc64abi32 SKIPPED
> 
> Well, that explains why I didn't see it.  I'm using the docker setup
> for check-tcg, but it's not clear to me what bits I need to run the
> ppc64abi32 tests.

What I can find seems to imply that it should use a a 32-bit ppc
target compiler, but if I do that the test SEGVs on master, not just
on my branch.

I'm having a lot of trouble even figuring out what the ppc64abi32
target is supposed to be about.

-- 
David Gibson                    | I'll have my music baroque, and my code
david AT gibson.dropbear.id.au  | minimalist, thank you.  NOT _the_ _other_
                                | _way_ _around_!
http://www.ozlabs.org/~dgibson

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