Update Linux to v5.4.2
Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/arch/ia64/mm/fault.c b/arch/ia64/mm/fault.c
index a9d55ad..c2f299f 100644
--- a/arch/ia64/mm/fault.c
+++ b/arch/ia64/mm/fault.c
@@ -21,28 +21,6 @@
extern int die(char *, struct pt_regs *, long);
-#ifdef CONFIG_KPROBES
-static inline int notify_page_fault(struct pt_regs *regs, int trap)
-{
- int ret = 0;
-
- if (!user_mode(regs)) {
- /* kprobe_running() needs smp_processor_id() */
- preempt_disable();
- if (kprobe_running() && kprobe_fault_handler(regs, trap))
- ret = 1;
- preempt_enable();
- }
-
- return ret;
-}
-#else
-static inline int notify_page_fault(struct pt_regs *regs, int trap)
-{
- return 0;
-}
-#endif
-
/*
* Return TRUE if ADDRESS points at a page in the kernel's mapped segment
* (inside region 5, on ia64) and that page is present.
@@ -116,7 +94,7 @@
/*
* This is to handle the kprobes on user space access instructions
*/
- if (notify_page_fault(regs, TRAP_BRKPT))
+ if (kprobe_page_fault(regs, TRAP_BRKPT))
return;
if (user_mode(regs))
@@ -248,16 +226,8 @@
return;
}
if (user_mode(regs)) {
- struct siginfo si;
-
- clear_siginfo(&si);
- si.si_signo = signal;
- si.si_errno = 0;
- si.si_code = code;
- si.si_addr = (void __user *) address;
- si.si_isr = isr;
- si.si_flags = __ISR_VALID;
- force_sig_info(signal, &si, current);
+ force_sig_fault(signal, code, (void __user *) address,
+ 0, __ISR_VALID, isr);
return;
}