[PATCH] net: pci: Fix hotplug event timeout with shpchp

Miaohe Lin
2019-07-02T11:28:17Z

Hotplug a network card would take more than 5 seconds
in qemu + shpchp scene. It’s because 5 seconds
delayed_work in func handle_button_press_event with
case STATIC_STATE. And this will break some
protocols with timeout within 5 seconds.

Signed-off-by: Miaohe Lin <linmiaohe@huawei.com>
---
drivers/pci/hotplug/shpchp_ctrl.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/pci/hotplug/shpchp_ctrl.c b/drivers/pci/hotplug/shpchp_ctrl.c
index 078003dcde5b..cbb00acaba0d 100644
--- a/drivers/pci/hotplug/shpchp_ctrl.c
+++ b/drivers/pci/hotplug/shpchp_ctrl.c
@@ -478,7 +478,7 @@ static void handle_button_press_event(struct slot *p_slot)
p_slot->hpc_ops->green_led_blink(p_slot);
p_slot->hpc_ops->set_attention_status(p_slot, 0);

- queue_delayed_work(p_slot->wq, &p_slot->work, 5*HZ);
+ queue_delayed_work(p_slot->wq, &p_slot->work, 0);
break;
case BLINKINGOFF_STATE:
case BLINKINGON_STATE:
--
2.21.GIT