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Message-ID: <571c5ef8-ccce-0b7a-b506-c69a024276a0@gruss.cc>
Date: Sat, 29 Oct 2016 23:07:59 +0200
From: Daniel Gruss <daniel@...ss.cc>
To: Pavel Machek <pavel@....cz>
Cc: "kernel-hardening@...ts.openwall.com"
<kernel-hardening@...ts.openwall.com>, Mark Rutland <mark.rutland@....com>,
Kees Cook <keescook@...omium.org>, Peter Zijlstra <peterz@...radead.org>,
Arnaldo Carvalho de Melo <acme@...hat.com>,
kernel list <linux-kernel@...r.kernel.org>, Ingo Molnar <mingo@...hat.com>,
Alexander Shishkin <alexander.shishkin@...ux.intel.com>
Subject: Re: rowhammer protection [was Re: Getting
interrupt every million cache misses]
On 29.10.2016 23:05, Pavel Machek wrote:
> So far I did bzip2 and kernel compilation. I believe I can prevent
> flips in rowhammer-test with bzip2 going from 4 seconds to 5
> seconds... let me see.
can you prevent bitflips in this one?
https://github.com/IAIK/rowhammerjs/tree/master/native
> Ok, let me try that. Problem is that the machine I'm testing on takes
> 20 minutes to produce bit flip...
will be lots faster with my code above ;)
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