diff options
| author | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2012-07-10 09:16:43 (GMT) |
|---|---|---|
| committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2012-07-10 09:16:43 (GMT) |
| commit | 50bba07d6a16ce4a3b4f6abb44bfd3645c046ef6 (patch) | |
| tree | c76f080377dd611857fa33f38a2b8a2af4576f8b /arch/powerpc/platforms/cell | |
| parent | a8b91e43afd736fcebb0836359e5ddaeae45b2ab (diff) | |
| parent | 50fb31cfed9218b439360caf7c0399b00042da15 (diff) | |
| download | linux-50bba07d6a16ce4a3b4f6abb44bfd3645c046ef6.tar.xz | |
Merge branch 'merge' into next
We want to bring in the latest IRQ fixes
Diffstat (limited to 'arch/powerpc/platforms/cell')
| -rw-r--r-- | arch/powerpc/platforms/cell/pervasive.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/arch/powerpc/platforms/cell/pervasive.c b/arch/powerpc/platforms/cell/pervasive.c index efdacc8..d17e98b 100644 --- a/arch/powerpc/platforms/cell/pervasive.c +++ b/arch/powerpc/platforms/cell/pervasive.c @@ -42,11 +42,9 @@ static void cbe_power_save(void) { unsigned long ctrl, thread_switch_control; - /* - * We need to hard disable interrupts, the local_irq_enable() done by - * our caller upon return will hard re-enable. - */ - hard_irq_disable(); + /* Ensure our interrupt state is properly tracked */ + if (!prep_irq_for_idle()) + return; ctrl = mfspr(SPRN_CTRLF); @@ -81,6 +79,9 @@ static void cbe_power_save(void) */ ctrl &= ~(CTRL_RUNLATCH | CTRL_TE); mtspr(SPRN_CTRLT, ctrl); + + /* Re-enable interrupts in MSR */ + __hard_irq_enable(); } static int cbe_system_reset_exception(struct pt_regs *regs) |