From: "H. Peter Anvin" <hpa@zytor.com>
To: Rusty Russell <rusty@rustcorp.com.au>,
Andrew Cooper <andrew.cooper3@citrix.com>,
Xen-devel <xen-devel@lists.xen.org>
Cc: David Vrabel <david.vrabel@citrix.com>,
Thomas Gleixner <tglx@linutronix.de>,
Ingo Molnar <mingo@redhat.com>,
x86@kernel.org, linux-kernel@vger.kernel.org,
Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>,
Boris Ostrovsky <boris.ostrovsky@oracle.com>,
lguest@lists.ozlabs.org, stable@vger.kernel.org
Subject: Re: [PATCH] x86/cpu: Fix SMAP check in PVOPS environments
Date: Thu, 04 Jun 2015 13:29:19 -0700 [thread overview]
Message-ID: <5570B51F.4060908@zytor.com> (raw)
In-Reply-To: <873827uu2i.fsf@rustcorp.com.au>
On 06/04/2015 12:55 PM, Rusty Russell wrote:
>
> Yeah, hard cases make bad law.
>
> I'm not too unhappy with this fix; ideally we'd rename save_fl and
> restore_fl to save_eflags_if and restore_eflags_if too.
>
I would be fine with this... but please document what the bloody
semantics of pvops is actually supposed to be.
-hpa
next prev parent reply other threads:[~2015-06-04 20:29 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-06-03 9:31 [PATCH] x86/cpu: Fix SMAP check in PVOPS environments Andrew Cooper
2015-06-04 6:38 ` H. Peter Anvin
2015-06-04 8:58 ` Andrew Cooper
2015-06-04 19:55 ` Rusty Russell
2015-06-04 20:29 ` H. Peter Anvin [this message]
2015-06-05 2:58 ` Rusty Russell
2015-06-05 7:13 ` Ingo Molnar
2015-06-05 9:33 ` [Xen-devel] " David Vrabel
2015-11-17 14:59 ` Andrew Cooper
2015-11-19 10:12 ` [tip:x86/urgent] " tip-bot for Andrew Cooper
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