From: Warner Losh <imp@bsdimp.com>
To: Peter Maydell <peter.maydell@linaro.org>
Cc: "Thomas Huth" <thuth@redhat.com>, "Ed Maste" <emaste@freebsd.org>,
"Sean Bruno" <sbruno@freebsd.org>,
"QEMU Developers" <qemu-devel@nongnu.org>,
"Kamil Rytarowski" <kamil@netbsd.org>,
"Chen Qun" <kuhn.chenqun@huawei.com>,
"Daniel P. Berrangé" <berrange@redhat.com>,
"Alex Bennée" <alex.bennee@linaro.org>,
"Li-Wen Hsu" <lwhsu@freebsd.org>,
"Brad Smith" <brad@comstyle.com>
Subject: Re: Status/future of QEMU bsd-user impl ? (Wea Re: [PULL 00/12] Compile QEMU with -Wimplicit-fallthrough)
Date: Thu, 17 Dec 2020 10:59:14 -0700 [thread overview]
Message-ID: <CANCZdfrVB+3+S_4eTuCvfdTSd2rt=GPbSDSt5BnAauomiTtuxg@mail.gmail.com> (raw)
In-Reply-To: <CANCZdfpJ0iGWoSaz3Qarea2nUEM_tkyHw+z7C6J49CrtjrKANg@mail.gmail.com>
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On Thu, Dec 17, 2020 at 10:10 AM Warner Losh <imp@bsdimp.com> wrote:
>
>
> On Thu, Dec 17, 2020 at 9:21 AM Peter Maydell <peter.maydell@linaro.org>
> wrote:
>
>> On Thu, 17 Dec 2020 at 16:03, Warner Losh <imp@bsdimp.com> wrote:
>> > On Thu, Dec 17, 2020 at 7:02 AM Daniel P. Berrangé <berrange@redhat.com>
>> wrote:
>> >> I don't recall what happened after that initial discussion about
>> >> merging the new impl. Did Sean simply not have the time to invest
>> >> in the merge ? I'll CC him here to see what opinion he has on the
>> >> future of bsd-user in QEMU.
>> >
>> >
>> > I've actually taken over for Sean Bruno managing this.
>>
>> > I'd love to hear from people ways that I can speed things up.
>>
>> There was a bit of discussion about this on #qemu IRC the other
>> day, coincidentally. I think the conclusion we (upstream QEMU)
>> came to was that we'd be happy with a "delete all of bsd-user
>> and reinstate" approach, assuming that the "reinstate" part is
>> in reasonably logical chunks and not one big "here's what we
>> have all in one lump" patch.
>>
>> AIUI from IRC this is being primarily driven by FreeBSD and
>> NetBSD/OpenBSD support is merely "we hope it is not broken
>> by the delete-and-reinstate but it was probably broken anyway" ?
>>
>
> Yea, I don't think it actually works for anything non-trivial on the other
> BSDs.
>
Looking at the changes, it may be possible to get the first dozen or so
into a recent tree. It's not until after that that the changes touch areas
that have the high churn rate, but it may mean things like threaded apps
may have issues... I'll see what I can do over the holidays.
Warner
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prev parent reply other threads:[~2020-12-17 18:00 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-12-16 17:29 [PULL 00/12] Compile QEMU with -Wimplicit-fallthrough Thomas Huth
2020-12-16 17:29 ` [PULL 01/12] disas/libvixl: Fix fall-through annotation for GCC >= 7 Thomas Huth
2020-12-16 17:29 ` [PULL 02/12] target/unicore32/translate: Add missing fallthrough annotations Thomas Huth
2020-12-16 17:29 ` [PULL 03/12] hw/rtc/twl92230: Silence warnings about missing fallthrough statements Thomas Huth
2020-12-16 17:29 ` [PULL 04/12] hw/timer/renesas_tmr: silence the compiler warnings Thomas Huth
2020-12-16 17:29 ` [PULL 05/12] target/i386: silence the compiler warnings in gen_shiftd_rm_T1 Thomas Huth
2020-12-16 17:29 ` [PULL 06/12] hw/intc/arm_gicv3_kvm: silence the compiler warnings Thomas Huth
2020-12-16 17:29 ` [PULL 07/12] accel/tcg/user-exec: " Thomas Huth
2020-12-16 17:29 ` [PULL 08/12] target/sparc/translate: " Thomas Huth
2020-12-16 17:29 ` [PULL 09/12] target/sparc/win_helper: " Thomas Huth
2020-12-16 17:29 ` [PULL 10/12] tcg/optimize: Add fallthrough annotations Thomas Huth
2020-12-16 17:29 ` [PULL 11/12] tests/fp: Do not emit implicit-fallthrough warnings in the softfloat tests Thomas Huth
2020-12-16 17:29 ` [PULL 12/12] configure: Compile with -Wimplicit-fallthrough=2 Thomas Huth
2020-12-16 23:01 ` [PULL 00/12] Compile QEMU with -Wimplicit-fallthrough no-reply
2020-12-17 6:09 ` Thomas Huth
2020-12-17 12:51 ` Peter Maydell
2020-12-17 13:03 ` Thomas Huth
2020-12-17 14:00 ` Status/future of QEMU bsd-user impl ? (Wea Re: [PULL 00/12] Compile QEMU with -Wimplicit-fallthrough) Daniel P. Berrangé
2020-12-17 16:03 ` Warner Losh
2020-12-17 16:20 ` Peter Maydell
2020-12-17 17:10 ` Warner Losh
2020-12-17 17:59 ` Warner Losh [this message]
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