linux-kernel - Re: Linux 5.19-rc6

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Message-ID: <20220713234426.GA609291@roeck-us.net>
Date:   Wed, 13 Jul 2022 16:44:26 -0700
From:   Guenter Roeck <linux@...ck-us.net>
To:     Sudip Mukherjee <sudipm.mukherjee@...il.com>
Cc:     Linus Torvalds <torvalds@...ux-foundation.org>,
        "Russell King (Oracle)" <linux@...linux.org.uk>,
        Harry Wentland <harry.wentland@....com>,
        Leo Li <sunpeng.li@....com>,
        Alex Deucher <alexander.deucher@....com>,
        Balbir Singh <bsingharora@...il.com>,
        Daniel Axtens <dja@...ens.net>,
        Paul Mackerras <paulus@...abs.org>,
        Michael Ellerman <mpe@...erman.id.au>,
        Kefeng Wang <wangkefeng.wang@...wei.com>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        amd-gfx list <amd-gfx@...ts.freedesktop.org>
Subject: Re: Linux 5.19-rc6

On Thu, Jul 14, 2022 at 12:26:27AM +0100, Sudip Mukherjee wrote:
> On Thu, Jul 14, 2022 at 12:12 AM Guenter Roeck <linux@...ck-us.net> wrote:
> >
> > On Thu, Jul 14, 2022 at 12:09:24AM +0100, Sudip Mukherjee wrote:
> > > On Wed, Jul 13, 2022 at 11:56 PM Guenter Roeck <linux@...ck-us.net> wrote:
> > > >
> > > > On Wed, Jul 13, 2022 at 10:50:06PM +0100, Sudip Mukherjee wrote:
> > > > > On Wed, Jul 13, 2022 at 10:45 PM Linus Torvalds
> > > > > <torvalds@...ux-foundation.org> wrote:
> > > > > >
> > > > > > On Wed, Jul 13, 2022 at 2:36 PM Sudip Mukherjee
> > > > > > <sudipm.mukherjee@...il.com> wrote:
> > > > > > >
> > > > > > > > >
> > > > > > > > > https://lore.kernel.org/all/20220524025139.40212-1-wangkefeng.wang@huawei.com/
> > > > > > > >
> > > > > > > > That patch looks sane to me, but I guess Guenter would need to check
> > > > > > >
> > > > > > > I still see the failure in my builds with this patch. But surprisingly
> > > > > > > I dont see the build failure (with or without this patch) with gcc-12,
> > > > > > > only with gcc-11.
> > > > > >
> > > > > > Arrghs. "build failure"?
> > > > >
> > > > > Uhh.. no, sorry.. I meant the same problem which Guenter reported with
> > > > > powerpc64-linux-ld, hard float and soft float.
> > > > > But I dont see this problem with gcc-12, only with gcc-11.
> > > > >
> > > >
> > > > Weird. It works for me with gcc 11.3.0 / binutils 2.38 as well as with
> > > > gcc 11.2.0 / binutils 2.36.1.
> > >
> > > Its entirely possible that I have messed up, there are references to
> > > many patches in this thread. :)
> > > Can you please paste the link of the patch that you say is working for
> > > you. I will try a clean build with that.
> > >
> >
> > The patch is at:
> >
> > https://lore.kernel.org/lkml/20220618232737.2036722-1-linux@roeck-us.net/raw
> 
> Thanks, that works. tested with gcc-11.3.1, and binutils 2.38 on top
> of latest mainline (4a57a8400075bc5287c5c877702c68aeae2a033d)
> 
> When I said I still had the problem, I tested with
> https://lore.kernel.org/all/20220524025139.40212-1-wangkefeng.wang@huawei.com/

Makes sense. That was the patch fixing the runtime problem.

Guenter