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From: Borislav Petkov <bp@alien8.de>
To: Ingo Molnar <mingo@kernel.org>
Cc: X86 ML <x86@kernel.org>, LKML <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH v1 00/12] x86, alternatives: Instruction padding and more robust JMPs
Date: Wed, 18 Feb 2015 22:23:41 +0100	[thread overview]
Message-ID: <20150218212341.GR3211@pd.tnic> (raw)
In-Reply-To: <20150218212013.GB22696@gmail.com>

On Wed, Feb 18, 2015 at 10:20:13PM +0100, Ingo Molnar wrote:
> Ok, this looks really cool.

Thanks, I think so too :-)

> Do you have any stats about how many such (affected) patch 
> sites we have in say the 64-bit defconfig kernel?
> 
> I.e. what's the scope of this optimization?

I'm currently reworking the NOP optimizing aspect. I'll send it out when
it is done along with stats. Probably next week the latest.

Thanks.

-- 
Regards/Gruss,
    Boris.

ECO tip #101: Trim your mails when you reply.
--

  reply	other threads:[~2015-02-18 21:24 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-02-03 18:16 [PATCH v1 00/12] x86, alternatives: Instruction padding and more robust JMPs Borislav Petkov
2015-02-03 18:16 ` [PATCH v1 01/12] x86, copy_user: Remove FIX_ALIGNMENT define Borislav Petkov
2015-02-03 18:16 ` [PATCH v1 02/12] x86, alternatives: Cleanup DPRINTK macro Borislav Petkov
2015-02-03 19:01   ` Joe Perches
2015-02-03 18:16 ` [PATCH v1 03/12] x86, alternatives: Add instruction padding Borislav Petkov
2015-02-03 18:16 ` [PATCH v1 04/12] x86, alternatives: Make JMPs more robust Borislav Petkov
2015-02-03 18:16 ` [PATCH v1 05/12] x86, alternatives: Use optimized NOPs for padding Borislav Petkov
2015-02-03 19:36   ` Andy Lutomirski
2015-02-03 19:54     ` Borislav Petkov
2015-02-03 18:16 ` [PATCH v1 06/12] x86, copy_page_64.S: Use generic ALTERNATIVE macro Borislav Petkov
2015-02-03 18:16 ` [PATCH v1 07/12] x86, copy_user_64.S: Convert to ALTERNATIVE_2 Borislav Petkov
2015-02-03 18:16 ` [PATCH v1 08/12] x86, SMAP: Use ALTERNATIVE macro Borislav Petkov
2015-02-03 18:16 ` [PATCH v1 09/12] x86, alternative: Convert X86_INVD_BUG to generic macro Borislav Petkov
2015-02-03 18:16 ` [PATCH v1 10/12] x86, alternatives: Convert clear_page_64.S Borislav Petkov
2015-02-03 18:16 ` [PATCH v1 11/12] x86, alternative: Use alternative_2 in rdtsc_barrier Borislav Petkov
2015-02-03 19:55   ` Andy Lutomirski
2015-02-03 20:08     ` Borislav Petkov
2015-02-03 18:16 ` [PATCH v1 12/12] x86, alternative: Cleanup prefetch primitives Borislav Petkov
2015-02-18 21:20 ` [PATCH v1 00/12] x86, alternatives: Instruction padding and more robust JMPs Ingo Molnar
2015-02-18 21:23   ` Borislav Petkov [this message]
2015-02-24 11:04   ` Borislav Petkov

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