summaryrefslogtreecommitdiff
path: root/drivers/platform/x86/thinkpad_acpi.c
diff options
context:
space:
mode:
authorTakashi Iwai <tiwai@suse.de>2013-04-25 15:02:35 +0400
committerTakashi Iwai <tiwai@suse.de>2013-04-25 15:02:35 +0400
commit2fc565e4eaf8fc633bfc741b90e1f28dba732ee1 (patch)
tree98c994692f84aee07cf1c7b4cda245ae5235a94d /drivers/platform/x86/thinkpad_acpi.c
parent7fc7d047216aa4923d401c637be2ebc6e3d5bd9b (diff)
parent5cc50fc858a5ab37dc2744d72d7ffed96f23afd8 (diff)
downloadlinux-2fc565e4eaf8fc633bfc741b90e1f28dba732ee1.tar.xz
Merge tag 'asoc-v3.10-3' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound into for-next
ASoC: More updates for v3.10 A few more fixes, nothing too major though the DMA changes fix modular builds.
Diffstat (limited to 'drivers/platform/x86/thinkpad_acpi.c')
-rw-r--r--drivers/platform/x86/thinkpad_acpi.c10
1 files changed, 0 insertions, 10 deletions
diff --git a/drivers/platform/x86/thinkpad_acpi.c b/drivers/platform/x86/thinkpad_acpi.c
index 9a907567f41e..edec135b1685 100644
--- a/drivers/platform/x86/thinkpad_acpi.c
+++ b/drivers/platform/x86/thinkpad_acpi.c
@@ -1964,9 +1964,6 @@ struct tp_nvram_state {
/* kthread for the hotkey poller */
static struct task_struct *tpacpi_hotkey_task;
-/* Acquired while the poller kthread is running, use to sync start/stop */
-static struct mutex hotkey_thread_mutex;
-
/*
* Acquire mutex to write poller control variables as an
* atomic block.
@@ -2462,8 +2459,6 @@ static int hotkey_kthread(void *data)
unsigned int poll_freq;
bool was_frozen;
- mutex_lock(&hotkey_thread_mutex);
-
if (tpacpi_lifecycle == TPACPI_LIFE_EXITING)
goto exit;
@@ -2523,7 +2518,6 @@ static int hotkey_kthread(void *data)
}
exit:
- mutex_unlock(&hotkey_thread_mutex);
return 0;
}
@@ -2533,9 +2527,6 @@ static void hotkey_poll_stop_sync(void)
if (tpacpi_hotkey_task) {
kthread_stop(tpacpi_hotkey_task);
tpacpi_hotkey_task = NULL;
- mutex_lock(&hotkey_thread_mutex);
- /* at this point, the thread did exit */
- mutex_unlock(&hotkey_thread_mutex);
}
}
@@ -3234,7 +3225,6 @@ static int __init hotkey_init(struct ibm_init_struct *iibm)
mutex_init(&hotkey_mutex);
#ifdef CONFIG_THINKPAD_ACPI_HOTKEY_POLL
- mutex_init(&hotkey_thread_mutex);
mutex_init(&hotkey_thread_data_mutex);
#endif