[tip:x86/threadinfo] x86: Nuke the supervisor_stack field in i386 thread_info

tip-bot for Steven Rostedt
2014-03-07T01:01:54Z

Commit-ID: 2432e1364bbee83cb6e63e026c91785031704ba5
Gitweb: http://git.kernel.org/tip/2432e1364bbee83cb6e63e026c91785031704ba5
Author: Steven Rostedt <srostedt@redhat.com>
AuthorDate: Thu, 6 Feb 2014 09:41:28 -0500
Committer: H. Peter Anvin <hpa@linux.intel.com>
CommitDate: Thu, 6 Mar 2014 16:56:54 -0800

x86: Nuke the supervisor_stack field in i386 thread_info

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: Andrew Morton <akpm@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Brian Gerst <brgerst@gmail.com>
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
Link: http://lkml.kernel.org/r/20110806012353.546183789@goodmis.org
Link: http://lkml.kernel.org/r/20140206144321.203619611@goodmis.org
Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
---
arch/x86/include/asm/thread_info.h | 1 -
1 file changed, 1 deletion(-)

diff --git a/arch/x86/include/asm/thread_info.h b/arch/x86/include/asm/thread_info.h
index e1940c0..b7aa975 100644
--- a/arch/x86/include/asm/thread_info.h
+++ b/arch/x86/include/asm/thread_info.h
@@ -36,7 +36,6 @@ struct thread_info {
unsigned long previous_esp; /* ESP of the previous stack in
case of nested (IRQ) stacks
*/
- __u8 supervisor_stack[0];
#endif
unsigned int sig_on_uaccess_error:1;
unsigned int uaccess_err:1; /* uaccess failed */