x86: more users of PF_ constants in fault_32|64.c
Should be the last of the error_code tests that could use
the PF_ defines. Makes X86_32|64 a little closer.
Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
diff --git a/arch/x86/mm/fault_32.c b/arch/x86/mm/fault_32.c
index b1893eb..421e276 100644
--- a/arch/x86/mm/fault_32.c
+++ b/arch/x86/mm/fault_32.c
@@ -404,7 +404,8 @@
* protection error (error_code & 9) == 0.
*/
if (unlikely(address >= TASK_SIZE)) {
- if (!(error_code & 0x0000000d) && vmalloc_fault(address) >= 0)
+ if (!(error_code & (PF_RSVD|PF_USER|PF_PROT)) &&
+ vmalloc_fault(address) >= 0)
return;
if (notify_page_fault(regs))
return;
@@ -603,7 +604,7 @@
__typeof__(pte_val(__pte(0))) page;
#ifdef CONFIG_X86_PAE
- if (error_code & 16) {
+ if (error_code & PF_INSTR) {
pte_t *pte = lookup_address(address);
if (pte && pte_present(*pte) && !pte_exec_kernel(*pte))
@@ -674,7 +675,7 @@
goto survive;
}
printk("VM: killing process %s\n", tsk->comm);
- if (error_code & 4)
+ if (error_code & PF_USER)
do_group_exit(SIGKILL);
goto no_context;