diff options
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arc/mm/fault.c | 34 |
1 files changed, 13 insertions, 21 deletions
diff --git a/arch/arc/mm/fault.c b/arch/arc/mm/fault.c index fb86bc3e9b35..6eb821a59b49 100644 --- a/arch/arc/mm/fault.c +++ b/arch/arc/mm/fault.c @@ -133,29 +133,21 @@ retry: fault = handle_mm_fault(vma, address, flags); + /* Quick path to respond to signals */ + if (fault_signal_pending(fault, regs)) { + if (!user_mode(regs)) + goto no_context; + return; + } + /* - * Fault retry nuances + * Fault retry nuances, mmap_sem already relinquished by core mm */ - if (unlikely(fault & VM_FAULT_RETRY)) { - - /* - * If fault needs to be retried, handle any pending signals - * first (by returning to user mode). - * mmap_sem already relinquished by core mm for RETRY case - */ - if (fatal_signal_pending(current)) { - if (!user_mode(regs)) - goto no_context; - return; - } - /* - * retry state machine - */ - if (flags & FAULT_FLAG_ALLOW_RETRY) { - flags &= ~FAULT_FLAG_ALLOW_RETRY; - flags |= FAULT_FLAG_TRIED; - goto retry; - } + if (unlikely((fault & VM_FAULT_RETRY) && + (flags & FAULT_FLAG_ALLOW_RETRY))) { + flags &= ~FAULT_FLAG_ALLOW_RETRY; + flags |= FAULT_FLAG_TRIED; + goto retry; } bad_area: |