diff options
Diffstat (limited to 'arch/ppc')
| -rw-r--r-- | arch/ppc/mm/fault.c | 23 |
1 files changed, 11 insertions, 12 deletions
diff --git a/arch/ppc/mm/fault.c b/arch/ppc/mm/fault.c index 465f451..b98244e 100644 --- a/arch/ppc/mm/fault.c +++ b/arch/ppc/mm/fault.c @@ -96,6 +96,7 @@ int do_page_fault(struct pt_regs *regs, unsigned long address, struct mm_struct *mm = current->mm; siginfo_t info; int code = SEGV_MAPERR; + int fault; #if defined(CONFIG_4xx) || defined (CONFIG_BOOKE) int is_write = error_code & ESR_DST; #else @@ -249,20 +250,18 @@ good_area: * the fault. */ survive: - switch (handle_mm_fault(mm, vma, address, is_write)) { - case VM_FAULT_MINOR: - current->min_flt++; - break; - case VM_FAULT_MAJOR: - current->maj_flt++; - break; - case VM_FAULT_SIGBUS: - goto do_sigbus; - case VM_FAULT_OOM: - goto out_of_memory; - default: + fault = handle_mm_fault(mm, vma, address, is_write); + if (unlikely(fault & VM_FAULT_ERROR)) { + if (fault & VM_FAULT_OOM) + goto out_of_memory; + else if (fault & VM_FAULT_SIGBUS) + goto do_sigbus; BUG(); } + if (fault & VM_FAULT_MAJOR) + current->maj_flt++; + else + current->min_flt++; up_read(&mm->mmap_sem); /* |