From: Paolo Bonzini <pbonzini@redhat.com>
To: Edward Cree <ecree@solarflare.com>, Bandan Das <bsd@redhat.com>
Cc: Xiao Guangrong <guangrong.xiao@linux.intel.com>,
gleb@kernel.org, mtosatti@redhat.com, kvm@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH 1/2] KVM: MMU: fix SMAP virtualization
Date: Tue, 26 May 2015 16:48:06 +0200 [thread overview]
Message-ID: <556487A6.2020804@redhat.com> (raw)
In-Reply-To: <556486F3.5020007@solarflare.com>
On 26/05/2015 16:45, Edward Cree wrote:
>>> This breaks older compilers that can't initialize anon structures.
>> >
>> > How old ? Even gcc 3.1 says you can use unnamed struct/union fields and
>> > 3.2 is the minimum version required to compile the kernel as mentioned
>> > in the README.
>> >
>> > We could simply just name the structure, but I doubt this is the
>> > only place in the kernel code where it's being used this way :)
> This appears to be GCC bug #10676, see <https://gcc.gnu.org/bugzilla/show_bug.cgi?id=10676>
> Says it was fixed in 4.6, but I believe the kernel supports GCCs much older
> than that (back to 3.2). I personally hit it on 4.4.7, the version shipped
> with RHEL6.6.
Yes, it will be fixed soon(ish). Probably before you can get rid of the
obnoxious disclaimer... :)
Paolo
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next prev parent reply other threads:[~2015-05-26 14:48 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-05-11 14:55 [PATCH 1/2] KVM: MMU: fix SMAP virtualization Xiao Guangrong
2015-05-11 14:55 ` [PATCH 2/2] KVM: MMU: document smap_andnot_wp Xiao Guangrong
2015-05-11 15:16 ` Paolo Bonzini
2015-05-22 20:43 ` [PATCH 1/2] KVM: MMU: fix SMAP virtualization Boris Ostrovsky
2015-05-22 23:54 ` Bandan Das
2015-05-23 0:42 ` Boris Ostrovsky
2015-05-26 14:45 ` Edward Cree
2015-05-26 14:48 ` Paolo Bonzini [this message]
2015-05-27 2:53 ` Xiao Guangrong
2015-06-09 5:14 ` Vinson Lee
2015-06-12 12:11 ` Luis Henriques
2015-06-12 12:11 ` Luis Henriques
2015-06-10 18:02 ` Davidlohr Bueso
2015-06-10 18:08 ` Andrew Morton
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