From: Paolo Bonzini <pbonzini@redhat.com>
To: Peter Maydell <peter.maydell@linaro.org>,
Markus Armbruster <armbru@redhat.com>
Cc: QEMU Developers <qemu-devel@nongnu.org>
Subject: Re: [Qemu-devel] [PULL 0/9] Misc patches for QEMU 2.5-rc2 (2015-11-25)
Date: Thu, 26 Nov 2015 14:07:01 +0100 [thread overview]
Message-ID: <565703F5.6040205@redhat.com> (raw)
In-Reply-To: <CAFEAcA--AxZTFWBEm5W8SWsJJqe4hquckcp2uK3+V_YbYJEEuA@mail.gmail.com>
On 26/11/2015 13:19, Peter Maydell wrote:
> On 26 November 2015 at 12:15, Markus Armbruster <armbru@redhat.com> wrote:
>> Peter Maydell <peter.maydell@linaro.org> writes:
>>> I don't see much point in documenting what we rely on
>>> if we can't rely on it and need to stop relying on it.
>>
>> "Can't" and "need" are too strong. The kernel can, and I fail to see
>> what makes us so special that we absolutely cannot.
>
> The kernel has the luxury of being able to say "we only compile
> with gcc".
Actually no, there are people interested in compiling it with clang
(mostly because of GPL FUD and LLVM koolaid, but that's secondary in
this context).
>> For what it's worth, I'm sick and tired of patches "fixing" signed
>> shifts, and the unnecessary risk that comes with them.
>
> Me too.
Great, that's a start. And I'm totally not sarcastic about this.
Paolo
> I just want us to fix this by getting the compiler authors
> to document that we can rely on this stuff, not just by silencing
> warnings in QEMU's makefiles.
next prev parent reply other threads:[~2015-11-26 13:07 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-11-25 17:19 [Qemu-devel] [PULL 0/9] Misc patches for QEMU 2.5-rc2 (2015-11-25) Paolo Bonzini
2015-11-25 17:19 ` [Qemu-devel] [PULL 1/9] MAINTAINERS: Update TCG CPU cores section Paolo Bonzini
2015-11-25 17:19 ` [Qemu-devel] [PULL 2/9] QEMU does not care about left shifts of signed negative values Paolo Bonzini
2015-11-25 17:44 ` Peter Maydell
2015-11-25 17:50 ` Paolo Bonzini
2015-11-25 19:18 ` Peter Maydell
2015-11-25 19:30 ` Paolo Bonzini
2015-11-25 19:54 ` Peter Maydell
2015-11-25 21:05 ` Paolo Bonzini
2015-11-25 21:22 ` Peter Maydell
2015-11-25 17:19 ` [Qemu-devel] [PULL 3/9] call bdrv_drain_all() even if the vm is stopped Paolo Bonzini
2015-11-25 17:19 ` [Qemu-devel] [PULL 4/9] Revert "exec: silence hugetlbfs warning under qtest" Paolo Bonzini
2015-11-25 17:19 ` [Qemu-devel] [PULL 5/9] exec: remove warning about mempath and hugetlbfs Paolo Bonzini
2015-11-25 17:19 ` [Qemu-devel] [PULL 6/9] target-sparc: fix 32-bit truncation in fpackfix Paolo Bonzini
2015-11-25 17:19 ` [Qemu-devel] [PULL 7/9] target-i386: kvm: Abort if MCE bank count is not supported by host Paolo Bonzini
2015-11-25 17:19 ` [Qemu-devel] [PULL 8/9] target-i386: kvm: Use env->mcg_cap when setting up MCE Paolo Bonzini
2015-11-25 17:19 ` [Qemu-devel] [PULL 9/9] target-i386: kvm: Print warning when clearing mcg_cap bits Paolo Bonzini
2015-11-26 9:46 ` [Qemu-devel] [PULL 0/9] Misc patches for QEMU 2.5-rc2 (2015-11-25) Peter Maydell
2015-11-26 10:40 ` Paolo Bonzini
2015-11-26 10:56 ` Peter Maydell
2015-11-26 11:23 ` Paolo Bonzini
2015-11-26 11:28 ` Peter Maydell
2015-11-26 12:15 ` Markus Armbruster
2015-11-26 12:19 ` Peter Maydell
2015-11-26 13:07 ` Paolo Bonzini [this message]
2015-11-26 13:04 ` Paolo Bonzini
2015-11-26 15:01 ` Peter Maydell
2015-11-26 15:40 ` Paolo Bonzini
2015-11-26 15:55 ` Peter Maydell
2015-11-26 16:06 ` Paolo Bonzini
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