From: Ingo Molnar <mingo@kernel.org>
Date: Sat, 25 Apr 2015 06:27:44 +0000 (+0200)
Subject: x86/fpu: Do CLTS fpu__init_system()
X-Git-Tag: omap-for-v4.3/legacy-v2-signed~203^2~141
X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=530b37e43ce3f0bb9969308c0a64901b442f8e0a;p=pandora-kernel.git

x86/fpu: Do CLTS fpu__init_system()

mxcsr_feature_mask_init() depends on TS being cleared, as it executes
an FXSAVE instruction.

After later changes we will move the TS setup into fpu__init_cpu(),
which will interact with this - so clear the TS flag explicitly.

Reviewed-by: Borislav Petkov <bp@alien8.de>
Cc: Andy Lutomirski <luto@amacapital.net>
Cc: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Fenghua Yu <fenghua.yu@intel.com>
Cc: H. Peter Anvin <hpa@zytor.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Oleg Nesterov <oleg@redhat.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
---

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