acrn-kernel/arch/um/sys-x86_64/fault.c

28 lines
562 B
C

/*
* Copyright 2003 PathScale, Inc.
*
* Licensed under the GPL
*/
#include "sysdep/ptrace.h"
/* These two are from asm-um/uaccess.h and linux/module.h, check them. */
struct exception_table_entry
{
unsigned long insn;
unsigned long fixup;
};
const struct exception_table_entry *search_exception_tables(unsigned long add);
int arch_fixup(unsigned long address, union uml_pt_regs *regs)
{
const struct exception_table_entry *fixup;
fixup = search_exception_tables(address);
if(fixup != 0){
UPT_IP(regs) = fixup->fixup;
return(1);
}
return(0);
}