diff options
| author | Harvey Harrison <harvey.harrison@gmail.com> | 2008-01-30 13:32:59 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-01-30 13:32:59 +0100 |
| commit | 318aa296c329625916c47703eab906d6ebf13930 (patch) | |
| tree | b62ce3ff3c281f1f85eb9f73cdc2dbbbc8fd07e4 /arch | |
| parent | a604b38036bee1483fb98a520c69895d5d6276a6 (diff) | |
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>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/x86/mm/fault_32.c | 7 | ||||
| -rw-r--r-- | arch/x86/mm/fault_64.c | 2 |
2 files changed, 5 insertions, 4 deletions
diff --git a/arch/x86/mm/fault_32.c b/arch/x86/mm/fault_32.c index b1893ebf645..421e276770a 100644 --- a/arch/x86/mm/fault_32.c +++ b/arch/x86/mm/fault_32.c @@ -404,7 +404,8 @@ void __kprobes do_page_fault(struct pt_regs *regs, unsigned long error_code) * 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 @@ no_context: __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 @@ out_of_memory: 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; diff --git a/arch/x86/mm/fault_64.c b/arch/x86/mm/fault_64.c index 058b04cb96d..95f142f5b5c 100644 --- a/arch/x86/mm/fault_64.c +++ b/arch/x86/mm/fault_64.c @@ -677,7 +677,7 @@ out_of_memory: goto again; } printk("VM: killing process %s\n", tsk->comm); - if (error_code & 4) + if (error_code & PF_USER) do_group_exit(SIGKILL); goto no_context; |