x86/fpu: Remove partial LWP support definitions

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@linux.intel.com>
Cc: Andy Lutomirski <luto@amacapital.net>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Brian Gerst <brgerst@gmail.com>
Cc: Denys Vlasenko <dvlasenk@redhat.com>
Cc: Fenghua Yu <fenghua.yu@intel.com>
Cc: H. Peter Anvin <hpa@zytor.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Tim Chen <tim.c.chen@linux.intel.com>
Cc: dave@sr71.net
Cc: linux-kernel@vger.kernel.org
Link: http://lkml.kernel.org/r/20150902233125.7E602284@viggo.jf.intel.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>

diff --git a/arch/x86/include/asm/fpu/types.h b/arch/x86/include/asm/fpu/types.h
index 6aaafe07338d9f7fcbfeee6ceaf6874aa7bfa7c1..5dc1a18ef11cc6f36beee2c12e7a138b010acfa4 100644 (file)
--- a/arch/x86/include/asm/fpu/types.h
+++ b/arch/x86/include/asm/fpu/types.h
@@ -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;