linux-kernel - [PATCH 04/15] x86, fpu: kill LWP support

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Date:	Mon, 31 Aug 2015 15:20:53 -0700
From:	Dave Hansen <dave@...1.net>
To:	dave@...1.net
Cc:	dave.hansen@...ux.intel.com, mingo@...hat.com, x86@...nel.org,
	bp@...en8.de, fenghua.yu@...el.com, tim.c.chen@...ux.intel.com,
	linux-kernel@...r.kernel.org
Subject: [PATCH 04/15] x86, fpu: kill LWP support


From: Dave Hansen <dave.hansen@...ux.intel.com>

LightWeight Profiling was evidently an AMD profiling feature that
we never got around to implementing.  Remove the references to it.

Signed-off-by: Dave Hansen <dave.hansen@...ux.intel.com>
Cc: Ingo Molnar <mingo@...hat.com>
Cc: x86@...nel.org
Cc: Borislav Petkov <bp@...en8.de>
Cc: Fenghua Yu <fenghua.yu@...el.com>
Cc: Tim Chen <tim.c.chen@...ux.intel.com>
Cc: linux-kernel@...r.kernel.org
---

 b/arch/x86/include/asm/fpu/types.h |    5 -----
 1 file changed, 5 deletions(-)

diff -puN arch/x86/include/asm/fpu/types.h~axe-lwp arch/x86/include/asm/fpu/types.h
--- a/arch/x86/include/asm/fpu/types.h~axe-lwp	2015-08-31 15:17:32.321787570 -0700
+++ b/arch/x86/include/asm/fpu/types.h	2015-08-31 15:17:32.324787707 -0700
@@ -132,11 +132,6 @@ struct ymmh_struct {
 	u8				ymmh_space[256];
 };
 
-/* We don't support LWP yet: */
-struct lwp_struct {
-	u8				reserved[128];
-};
-
 /* Intel MPX support: */
 struct bndreg {
 	u64				lower_bound;
_
--
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