diff options
| author | Thomas Gleixner <tglx@linutronix.de> | 2011-03-17 11:32:28 +0100 |
|---|---|---|
| committer | Clark Williams <williams@redhat.com> | 2012-01-16 13:00:07 -0600 |
| commit | 4ce1b8e52c839536accc1b0ad862cc389471a49e (patch) | |
| tree | c97fbd09df47b09b73fa165bba94ebc64a10f7fa /arch/avr32 | |
| parent | b34c9a94936cd05eabf61ea6ece10d678db20269 (diff) | |
mm: Fixup all fault handlers to check current->pagefault_disable
Necessary for decoupling pagefault disable from preempt count.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'arch/avr32')
| -rw-r--r-- | arch/avr32/mm/fault.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/avr32/mm/fault.c b/arch/avr32/mm/fault.c index f7040a1e399f..623a027a6926 100644 --- a/arch/avr32/mm/fault.c +++ b/arch/avr32/mm/fault.c @@ -81,7 +81,8 @@ asmlinkage void do_page_fault(unsigned long ecr, struct pt_regs *regs) * If we're in an interrupt or have no user context, we must * not take the fault... */ - if (in_atomic() || !mm || regs->sr & SYSREG_BIT(GM)) + if (in_atomic() || !mm || regs->sr & SYSREG_BIT(GM) || + current->pagefault_disabled) goto no_context; local_irq_enable(); |