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-rw-r--r--arch/s390/lib/uaccess_pt.c23
1 files changed, 11 insertions, 12 deletions
diff --git a/arch/s390/lib/uaccess_pt.c b/arch/s390/lib/uaccess_pt.c
index 63181671e3e3..60604b2819b2 100644
--- a/arch/s390/lib/uaccess_pt.c
+++ b/arch/s390/lib/uaccess_pt.c
@@ -20,6 +20,7 @@ static int __handle_fault(struct mm_struct *mm, unsigned long address,
{
struct vm_area_struct *vma;
int ret = -EFAULT;
+ int fault;
if (in_atomic())
return ret;
@@ -44,20 +45,18 @@ static int __handle_fault(struct mm_struct *mm, unsigned long address,
}
survive:
- switch (handle_mm_fault(mm, vma, address, write_access)) {
- case VM_FAULT_MINOR:
- current->min_flt++;
- break;
- case VM_FAULT_MAJOR:
- current->maj_flt++;
- break;
- case VM_FAULT_SIGBUS:
- goto out_sigbus;
- case VM_FAULT_OOM:
- goto out_of_memory;
- default:
+ fault = handle_mm_fault(mm, vma, address, write_access);
+ if (unlikely(fault & VM_FAULT_ERROR)) {
+ if (fault & VM_FAULT_OOM)
+ goto out_of_memory;
+ else if (fault & VM_FAULT_SIGBUS)
+ goto out_sigbus;
BUG();
}
+ if (fault & VM_FAULT_MAJOR)
+ current->maj_flt++;
+ else
+ current->min_flt++;
ret = 0;
out:
up_read(&mm->mmap_sem);