linux-kernel - [tip:x86/mpx] x86/intel/mpx: Remove unused LWP structure

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Message-ID: <tip-741e3902cd89a7fbc04ae53f29a7ca0da452aa8e@git.kernel.org>
Date:	Mon, 20 Jan 2014 11:39:27 -0800
From:	tip-bot for Ingo Molnar <tipbot@...or.com>
To:	linux-tip-commits@...r.kernel.org
Cc:	linux-kernel@...r.kernel.org, qiaowei.ren@...el.com, hpa@...or.com,
	mingo@...nel.org, peterz@...radead.org, tglx@...utronix.de
Subject: [tip:x86/mpx] x86/intel/mpx: Remove unused LWP structure

Commit-ID:  741e3902cd89a7fbc04ae53f29a7ca0da452aa8e
Gitweb:     http://git.kernel.org/tip/741e3902cd89a7fbc04ae53f29a7ca0da452aa8e
Author:     Ingo Molnar <mingo@...nel.org>
AuthorDate: Mon, 20 Jan 2014 19:51:05 +0100
Committer:  Ingo Molnar <mingo@...nel.org>
CommitDate: Mon, 20 Jan 2014 19:57:39 +0100

x86/intel/mpx: Remove unused LWP structure

We don't support LWP yet, don't give the impression that we do:
represent the LWP state as opaque 128 bytes, the way Linux sees it
currently.

Cc: Qiaowei Ren <qiaowei.ren@...el.com>
Cc: Peter Zijlstra <peterz@...radead.org>
Link: http://lkml.kernel.org/n/tip-ecarmjtfKpanpAapfck6dj6g@git.kernel.org
Signed-off-by: Ingo Molnar <mingo@...nel.org>
---
 arch/x86/include/asm/processor.h | 10 ++--------
 1 file changed, 2 insertions(+), 8 deletions(-)

diff --git a/arch/x86/include/asm/processor.h b/arch/x86/include/asm/processor.h
index b7845a1..865c399 100644
--- a/arch/x86/include/asm/processor.h
+++ b/arch/x86/include/asm/processor.h
@@ -370,15 +370,9 @@ struct ymmh_struct {
 	u32 ymmh_space[64];
 };
 
+/* We don't support LWP yet: */
 struct lwp_struct {
-	u64 lwpcb_addr;
-	u32 flags;
-	u32 buf_head_offset;
-	u64 buf_base;
-	u32 buf_size;
-	u32 filters;
-	u64 saved_event_record[4];
-	u32 event_counter[16];
+	u8 reserved[128];
 };
 
 struct bndregs_struct {
--
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