diff options
Diffstat (limited to 'arch/tile/mm/fault.c')
| -rw-r--r-- | arch/tile/mm/fault.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/arch/tile/mm/fault.c b/arch/tile/mm/fault.c index a1da473c8555..22e58f51ed23 100644 --- a/arch/tile/mm/fault.c +++ b/arch/tile/mm/fault.c @@ -342,9 +342,12 @@ static int handle_page_fault(struct pt_regs *regs, /* * If we're trying to touch user-space addresses, we must * be either at PL0, or else with interrupts enabled in the - * kernel, so either way we can re-enable interrupts here. + * kernel, so either way we can re-enable interrupts here + * unless we are doing atomic access to user space with + * interrupts disabled. */ - local_irq_enable(); + if (!(regs->flags & PT_FLAGS_DISABLE_IRQ)) + local_irq_enable(); mm = tsk->mm; |