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| H A D | processor.h | diff 6dcc94149d605908a7c0c4cf2085340637aac86d Thu Mar 10 04:00:31 CET 2016 Andy Lutomirski <luto@kernel.org> x86/entry: Only allocate space for tss_struct::SYSENTER_stack if needed
The SYSENTER stack is only used on 32-bit kernels. Remove it on 64-bit kernels.
( We may end up using it down the road on 64-bit kernels. If so,
we'll re-enable it for CONFIG_IA32_EMULATION. )
Signed-off-by: Andy Lutomirski <luto@kernel.org>
Cc: Andrew Cooper <andrew.cooper3@citrix.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: H. Peter Anvin <hpa@zytor.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Oleg Nesterov <oleg@redhat.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Link: http://lkml.kernel.org/r/9dbd18429f9ff61a76b6eda97a9ea20510b9f6ba.1457578375.git.luto@kernel.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
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