Mirrors_BOOKS/LDD-LinuxDeviceDrivers
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驱动移植...

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gatieme
2017-05-11 13:47:53 +08:00
parent 4035150ba0
commit 12a90e4f86
1 changed files with 2 additions and 2 deletions
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books/21cnbao/simple/本书代码/第7章-设备驱动中的并发控制/thread.c
+2 -2
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@@ -12,7 +12,7 @@ static struct task_struct * _task3;
static int thread_func(void *data)
{
int j,k;
int timeout;
int timeout = HZ;
wait_queue_head_t timeout_wq;
char * data1=(char*)data;
static int i = 0;
@@ -36,7 +36,7 @@ static int thread_func(void *data)
*/
#if LINUX_VERSION_CODE < KERNEL_VERSION(3, 15, 0)
/* http://www.codeweblog.com/interruptible_sleep_on_timeout-%E7%9D%A1%E7%9C%A0%E8%B6%85%E6%97%B6%E8%AE%BE%E5%AE%9A */
interruptible_sleep_on_timeout(&timeout_wq, HZ);
timeout = interruptible_sleep_on_timeout(&timeout_wq, HZ);
#else
DEFINE_WAIT(wait);
prepare_to_wait(&timeout_wq, &wait, TASK_INTERRUPTIBLE);