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Date: Wed, 29 Apr 2015 12:28:44 +0200
From: Borislav Petkov <bp@suse.de>
To: Ross Zwisler <ross.zwisler@linux.intel.com>
Cc: linux-kernel@vger.kernel.org, "H. Peter Anvin" <hpa@zytor.com>,
        Thomas Gleixner <tglx@linutronix.de>, Ingo Molnar <mingo@redhat.com>,
        x86@kernel.org
Subject: Re: [PATCH] x86: improve algorithm in clflush_cache_range
Message-ID: <20150429102844.GA13807@pd.tnic>
References: <1430259192-18802-1-git-send-email-ross.zwisler@linux.intel.com>
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On Tue, Apr 28, 2015 at 04:13:12PM -0600, Ross Zwisler wrote:
> The current algorithm used in clflush_cache_range() can cause the last
> cache line of the buffer to be flushed twice.  Fix that algorithm so
> that each cache line will only be flushed once.
> 
> Signed-off-by: Ross Zwisler <ross.zwisler@linux.intel.com>
> Reported-by: H. Peter Anvin <hpa@zytor.com>
> Cc: H. Peter Anvin <hpa@zytor.com>
> Cc: Thomas Gleixner <tglx@linutronix.de>
> Cc: Ingo Molnar <mingo@redhat.com>
> Cc: x86@kernel.org
> Cc: Borislav Petkov <bp@suse.de>
> ---
>  arch/x86/mm/pageattr.c | 13 ++++++-------
>  1 file changed, 6 insertions(+), 7 deletions(-)

Applied, thanks.

-- 
Regards/Gruss,
    Boris.

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