提交 86532d8b 编写于 作者: C Cornelia Huck 提交者: Arjan van de Ven

async: Handle kthread_run() return codes.

If we fail to create the manager thread, fall back to non-fastboot.
If we fail to create an async thread, try again after waiting for
a bit.
Signed-off-by: NCornelia Huck <cornelia.huck@de.ibm.com>
Signed-off-by: NArjan van de Ven <arjan@linux.intel.com>
上级 7a89bbc7
......@@ -54,6 +54,7 @@ asynchronous and synchronous parts of the kernel.
#include <linux/sched.h>
#include <linux/init.h>
#include <linux/kthread.h>
#include <linux/delay.h>
#include <asm/atomic.h>
static async_cookie_t next_cookie = 1;
......@@ -319,7 +320,11 @@ static int async_manager_thread(void *unused)
ec = atomic_read(&entry_count);
while (tc < ec && tc < MAX_THREADS) {
kthread_run(async_thread, NULL, "async/%i", tc);
if (IS_ERR(kthread_run(async_thread, NULL, "async/%i",
tc))) {
msleep(100);
continue;
}
atomic_inc(&thread_count);
tc++;
}
......@@ -334,7 +339,9 @@ static int async_manager_thread(void *unused)
static int __init async_init(void)
{
if (async_enabled)
kthread_run(async_manager_thread, NULL, "async/mgr");
if (IS_ERR(kthread_run(async_manager_thread, NULL,
"async/mgr")))
async_enabled = 0;
return 0;
}
......
Markdown is supported
0% .
You are about to add 0 people to the discussion. Proceed with caution.
先完成此消息的编辑!
想要评论请 注册