linux_dsm_epyc7002/arch/x86/um/asm/processor.h
Al Viro c7ea591c91 um: increase stack growth cushion in pagefault
analog of [PATCH] i386: let usermode execute the "enter" instruction from
circa 2006.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Richard Weinberger <richard@nod.at>
2011-11-02 14:15:19 +01:00

19 lines
378 B
C

#ifndef __UM_PROCESSOR_H
#define __UM_PROCESSOR_H
/* include faultinfo structure */
#include <sysdep/faultinfo.h>
#ifdef CONFIG_X86_32
# include "processor_32.h"
#else
# include "processor_64.h"
#endif
#define ARCH_IS_STACKGROW(address) \
(address + 65536 + 32 * sizeof(unsigned long) >= UPT_SP(&current->thread.regs.regs))
#include <asm/processor-generic.h>
#endif