Re: [Security] [PATCH] proc: avoid information leaks to non-privileged processes

From: Matt Mackall
Date: Wed May 06 2009 - 12:36:06 EST


On Wed, May 06, 2009 at 12:30:34PM +0200, Ingo Molnar wrote:
> (Also, obviously "only" covering 95% of the Linux systems has its
> use as well. Most other architectures have their own cycle counters
> as well.)

X86 might be 95% of desktop. But it's a small fraction of Linux
systems once you count cell phones, video players, TVs, cameras, GPS
devices, cars, routers, etc. almost none of which are x86-based. In
fact, just Linux cell phones (with about an 8% share of a 1.2billion
devices per year market) dwarf Linux desktops (maybe 5% of a
200m/y market).

--
Mathematics is the supreme nostalgia of our time.
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