lkml.org 
[lkml]   [2015]   [May]   [11]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH] ACPI / battery: ensure acpi_battery_init() has finish
Date
Make sure that async function scheduled with async_schedule() has already
been executed.

Signed-off-by: Luis Henriques <luis.henriques@canonical.com>
---
drivers/acpi/battery.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/acpi/battery.c b/drivers/acpi/battery.c
index 9c676a6f32ce..547e627611e0 100644
--- a/drivers/acpi/battery.c
+++ b/drivers/acpi/battery.c
@@ -70,6 +70,7 @@ MODULE_AUTHOR("Alexey Starikovskiy <astarikovskiy@suse.de>");
MODULE_DESCRIPTION("ACPI Battery Driver");
MODULE_LICENSE("GPL");

+static async_cookie_t async_cookie;
static int battery_bix_broken_package;
static int battery_notification_delay_ms;
static unsigned int cache_time = 1000;
@@ -1313,12 +1314,13 @@ static int __init acpi_battery_init(void)
if (acpi_disabled)
return -ENODEV;

- async_schedule(acpi_battery_init_async, NULL);
+ async_cookie = async_schedule(acpi_battery_init_async, NULL);
return 0;
}

static void __exit acpi_battery_exit(void)
{
+ async_synchronize_cookie(async_cookie);
acpi_bus_unregister_driver(&acpi_battery_driver);
#ifdef CONFIG_ACPI_PROCFS_POWER
acpi_unlock_battery_dir(acpi_battery_dir);

\
 
 \ /
  Last update: 2015-05-12 00:21    [W:0.053 / U:0.104 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site