x86, 64-bit: ifdef out struct thread_struct::ip
authorAlexey Dobriyan <adobriyan@gmail.com>
Sun, 3 May 2009 23:30:15 +0000 (03:30 +0400)
committerIngo Molnar <mingo@elte.hu>
Mon, 11 May 2009 14:23:54 +0000 (16:23 +0200)
commit0c23590f00f85467b318ad0c20c36796a5bd4c60
treebc04b3fbe0394b49e580fd68dca8e96331ac3eab
parentd756f4adb9d8a86e347a2d5435bb5cc95744733e
x86, 64-bit: ifdef out struct thread_struct::ip

struct thread_struct::ip isn't used on x86_64, struct pt_regs::ip is used
instead.

kgdb should be reading 0 always, but I can't check it.

[ Impact: (potentially) reduce thread_struct size on 64-bit ]

Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Cc: containers@lists.linux-foundation.org
LKML-Reference: <20090503233015.GJ16631@x200.localdomain>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
arch/x86/include/asm/processor.h
arch/x86/kernel/kgdb.c