diff options
Diffstat (limited to 'arch/arm64/mm')
| -rw-r--r-- | arch/arm64/mm/fault.c | 19 |
1 files changed, 7 insertions, 12 deletions
diff --git a/arch/arm64/mm/fault.c b/arch/arm64/mm/fault.c index 85566d32958f..6f4b69d712b1 100644 --- a/arch/arm64/mm/fault.c +++ b/arch/arm64/mm/fault.c @@ -513,19 +513,14 @@ retry: fault = __do_page_fault(mm, addr, mm_flags, vm_flags); major |= fault & VM_FAULT_MAJOR; - if (fault & VM_FAULT_RETRY) { - /* - * If we need to retry but a fatal signal is pending, - * handle the signal first. We do not need to release - * the mmap_sem because it would already be released - * in __lock_page_or_retry in mm/filemap.c. - */ - if (fatal_signal_pending(current)) { - if (!user_mode(regs)) - goto no_context; - return 0; - } + /* Quick path to respond to signals */ + if (fault_signal_pending(fault, regs)) { + if (!user_mode(regs)) + goto no_context; + return 0; + } + if (fault & VM_FAULT_RETRY) { /* * Clear FAULT_FLAG_ALLOW_RETRY to avoid any risk of * starvation. |