[PATCH 1/4 v2] x86: Nuke the supervisor_stack field in i386 thread_info

[Steven Rostedt <rostedt@goodmis.org>]

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From: Steven Rostedt <srostedt@redhat.com>

Nothing references the supervisor_stack in the thread_info field,
and it does not exist in x86_64. To make the two more the same,
it is being removed.

Acked-by: Thomas Gleixner <tglx@linutronix.de>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: H. Peter Anvin <hpa@zytor.com>
Cc: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
---
 arch/x86/include/asm/thread_info.h |    1 -
 1 files changed, 0 insertions(+), 1 deletions(-)

diff --git a/arch/x86/include/asm/thread_info.h b/arch/x86/include/asm/thread_info.h
index 1f2e61e..625910f 100644
--- a/arch/x86/include/asm/thread_info.h
+++ b/arch/x86/include/asm/thread_info.h
@@ -38,7 +38,6 @@ struct thread_info {
 	unsigned long           previous_esp;   /* ESP of the previous stack in
 						   case of nested (IRQ) stacks
 						*/
-	__u8			supervisor_stack[0];
 #endif
 	int			uaccess_err;
 };
-- 
1.7.5.4