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[24/27] powernv/opal: Disable OPAL notifier upon poweroff

Message ID 1371286998-2842-25-git-send-email-shangw@linux.vnet.ibm.com (mailing list archive)
State Accepted, archived
Commit e8e71fa426d72914c500e98afa2076628076f511
Headers show

Commit Message

Gavin Shan June 15, 2013, 9:03 a.m. UTC 
While we're restarting or powering off the system, we needn't
the OPAL notifier any more. So just to disable that.

Signed-off-by: Gavin Shan <shangw@linux.vnet.ibm.com>
---
 arch/powerpc/platforms/powernv/setup.c |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)
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Patch

diff --git a/arch/powerpc/platforms/powernv/setup.c b/arch/powerpc/platforms/powernv/setup.c
index d4459bf..84438af 100644
--- a/arch/powerpc/platforms/powernv/setup.c
+++ b/arch/powerpc/platforms/powernv/setup.c
@@ -93,6 +93,8 @@  static void  __noreturn pnv_restart(char *cmd)
 {
 	long rc = OPAL_BUSY;
 
+	opal_notifier_disable();
+
 	while (rc == OPAL_BUSY || rc == OPAL_BUSY_EVENT) {
 		rc = opal_cec_reboot();
 		if (rc == OPAL_BUSY_EVENT)
@@ -108,6 +110,8 @@  static void __noreturn pnv_power_off(void)
 {
 	long rc = OPAL_BUSY;
 
+	opal_notifier_disable();
+
 	while (rc == OPAL_BUSY || rc == OPAL_BUSY_EVENT) {
 		rc = opal_cec_power_down(0);
 		if (rc == OPAL_BUSY_EVENT)