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Date: Tue, 05 Aug 2014 13:13:13 -0700
From: "H. Peter Anvin" <hpa@zytor.com>
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To: Denys Vlasenko <dvlasenk@redhat.com>, linux-kernel@vger.kernel.org
CC: Linus Torvalds <torvalds@linux-foundation.org>,
        Oleg Nesterov <oleg@redhat.com>, Andy Lutomirski <luto@amacapital.net>,
        Frederic Weisbecker <fweisbec@gmail.com>, X86 ML <x86@kernel.org>,
        Alexei Starovoitov <ast@plumgrid.com>, Will Drewry <wad@chromium.org>,
        Kees Cook <keescook@chromium.org>
Subject: Re: [PATCH v3 0/8] x86: entry_64.S: always allocate complete "struct
 pt_regs"
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On 08/05/2014 07:52 AM, Denys Vlasenko wrote:
> Version 3 of the patchset.
> 
> Please consider applying at least two first patches, they are definitely safe,
> and the second one fixes a latent bug.
> 

Please do provide latency measurements.  I highly suspect that they will
turn out that that this has no significant impact on latency, but we
need to know for sure.

This is too late for 3.17 anyway, so we have some time.

	-hpa