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authorDavid S. Miller <davem@davemloft.net>2012-07-19 11:17:30 -0700
committerDavid S. Miller <davem@davemloft.net>2012-07-19 11:17:30 -0700
commitabaa72d7fd9a20a67b62e6afa0e746e27851dc33 (patch)
treeebe4134fcc93a6e205e6004b3e652d7a62281651 /arch/powerpc/platforms/cell/pervasive.c
parent67da22d23fa6f3324e03bcd0580b914b2e4afbf3 (diff)
parent3e4b9459fb0e149c6b74c9e89399a8fc39a92b44 (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Conflicts: drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c
Diffstat (limited to 'arch/powerpc/platforms/cell/pervasive.c')
-rw-r--r--arch/powerpc/platforms/cell/pervasive.c11
1 files changed, 6 insertions, 5 deletions
diff --git a/arch/powerpc/platforms/cell/pervasive.c b/arch/powerpc/platforms/cell/pervasive.c
index efdacc82957..d17e98bc0c1 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)