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Re: [PATCH] x86/entry/32: Initialize ss1 (SYSENTER_CS shadow) even on non-SEP CPUs

From Brian Gerst <brgerst@gmail.com>
Newsgroups linux.kernel
Subject Re: [PATCH] x86/entry/32: Initialize ss1 (SYSENTER_CS shadow) even on non-SEP CPUs
Date 2015-07-23 21:10 +0200
Message-ID <pPu2u-7g6-23@gated-at.bofh.it> (permalink)
References <pPtSO-6Pc-25@gated-at.bofh.it>
Organization linux.* mail to news gateway

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On Thu, Jul 23, 2015 at 2:56 PM, Andy Lutomirski <luto@kernel.org> wrote:
> native_load_sp0 relies on this.  I'm not sure why we haven't seen
> reports of crashes.  Maybe no one tests new kernels on non-SEP CPUs.

It's already statically initialized in cpu_tss.

--
Brian Gerst
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[PATCH] x86/entry/32: Initialize ss1 (SYSENTER_CS shadow) even on non-SEP CPUs Andy Lutomirski <luto@kernel.org> - 2015-07-23 21:00 +0200
  Re: [PATCH] x86/entry/32: Initialize ss1 (SYSENTER_CS shadow) even on  non-SEP CPUs Brian Gerst <brgerst@gmail.com> - 2015-07-23 21:10 +0200

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