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

29 lines
564 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, struct 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;
}