diff options
Diffstat (limited to 'arch/arm26/mm/fault.c')
-rw-r--r-- | arch/arm26/mm/fault.c | 30 |
1 files changed, 14 insertions, 16 deletions
diff --git a/arch/arm26/mm/fault.c b/arch/arm26/mm/fault.c index 93c0cee0fb5e..dec638a0c8d9 100644 --- a/arch/arm26/mm/fault.c +++ b/arch/arm26/mm/fault.c | |||
@@ -170,20 +170,20 @@ good_area: | |||
170 | */ | 170 | */ |
171 | survive: | 171 | survive: |
172 | fault = handle_mm_fault(mm, vma, addr & PAGE_MASK, DO_COW(fsr)); | 172 | fault = handle_mm_fault(mm, vma, addr & PAGE_MASK, DO_COW(fsr)); |
173 | 173 | if (unlikely(fault & VM_FAULT_ERROR)) { | |
174 | /* | 174 | if (fault & VM_FAULT_OOM) |
175 | * Handle the "normal" cases first - successful and sigbus | 175 | goto out_of_memory; |
176 | */ | 176 | else if (fault & VM_FAULT_SIGBUS) |
177 | switch (fault) { | 177 | return fault; |
178 | case VM_FAULT_MAJOR: | 178 | BUG(); |
179 | } | ||
180 | if (fault & VM_FAULT_MAJOR) | ||
179 | tsk->maj_flt++; | 181 | tsk->maj_flt++; |
180 | return fault; | 182 | else |
181 | case VM_FAULT_MINOR: | ||
182 | tsk->min_flt++; | 183 | tsk->min_flt++; |
183 | case VM_FAULT_SIGBUS: | 184 | return fault; |
184 | return fault; | ||
185 | } | ||
186 | 185 | ||
186 | out_of_memory: | ||
187 | fault = -3; /* out of memory */ | 187 | fault = -3; /* out of memory */ |
188 | if (!is_init(tsk)) | 188 | if (!is_init(tsk)) |
189 | goto out; | 189 | goto out; |
@@ -225,13 +225,11 @@ int do_page_fault(unsigned long addr, unsigned int fsr, struct pt_regs *regs) | |||
225 | /* | 225 | /* |
226 | * Handle the "normal" case first | 226 | * Handle the "normal" case first |
227 | */ | 227 | */ |
228 | switch (fault) { | 228 | if (likely(!(fault & VM_FAULT_ERROR))) |
229 | case VM_FAULT_MINOR: | ||
230 | case VM_FAULT_MAJOR: | ||
231 | return 0; | 229 | return 0; |
232 | case VM_FAULT_SIGBUS: | 230 | if (fault & VM_FAULT_SIGBUS) |
233 | goto do_sigbus; | 231 | goto do_sigbus; |
234 | } | 232 | /* else VM_FAULT_OOM */ |
235 | 233 | ||
236 | /* | 234 | /* |
237 | * If we are in kernel mode at this point, we | 235 | * If we are in kernel mode at this point, we |