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authorSerge E. Hallyn <serue@us.ibm.com>2006-06-14 08:01:26 -0500
committerDominik Brodowski <linux@dominikbrodowski.net>2006-06-30 22:09:13 +0200
commit1da9ab7389b8a0789a1b3ad43d3efe80b4c57c03 (patch)
tree44964d5151b6a7b825517480ce0fdbf19bd348f1 /drivers
parent66005216074337e3925514456175b202f17e23ef (diff)
[PATCH] pcmcia: convert pcmcia_cs to kthread
Convert pcmcia_cs to use kthread instead of the deprecated kernel_thread. Signed-off-by: Serge E. Hallyn <serue@us.ibm.com> Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/pcmcia/cs.c24
1 files changed, 13 insertions, 11 deletions
diff --git a/drivers/pcmcia/cs.c b/drivers/pcmcia/cs.c
index 3162998579c..06e2cda4e07 100644
--- a/drivers/pcmcia/cs.c
+++ b/drivers/pcmcia/cs.c
@@ -28,6 +28,7 @@
#include <linux/pm.h>
#include <linux/pci.h>
#include <linux/device.h>
+#include <linux/kthread.h>
#include <asm/system.h>
#include <asm/irq.h>
@@ -176,6 +177,7 @@ static int pccardd(void *__skt);
*/
int pcmcia_register_socket(struct pcmcia_socket *socket)
{
+ struct task_struct *tsk;
int ret;
if (!socket || !socket->ops || !socket->dev.dev || !socket->resource_ops)
@@ -239,15 +241,18 @@ int pcmcia_register_socket(struct pcmcia_socket *socket)
mutex_init(&socket->skt_mutex);
spin_lock_init(&socket->thread_lock);
- ret = kernel_thread(pccardd, socket, CLONE_KERNEL);
- if (ret < 0)
+ tsk = kthread_run(pccardd, socket, "pccardd");
+ if (IS_ERR(tsk)) {
+ ret = PTR_ERR(tsk);
goto err;
+ }
wait_for_completion(&socket->thread_done);
- if(!socket->thread) {
+ if (!socket->thread) {
printk(KERN_WARNING "PCMCIA: warning: socket thread for socket %p did not start\n", socket);
return -EIO;
}
+
pcmcia_parse_events(socket, SS_DETECT);
return 0;
@@ -272,10 +277,8 @@ void pcmcia_unregister_socket(struct pcmcia_socket *socket)
cs_dbg(socket, 0, "pcmcia_unregister_socket(0x%p)\n", socket->ops);
if (socket->thread) {
- init_completion(&socket->thread_done);
- socket->thread = NULL;
wake_up(&socket->thread_wait);
- wait_for_completion(&socket->thread_done);
+ kthread_stop(socket->thread);
}
release_cis_mem(socket);
@@ -630,8 +633,6 @@ static int pccardd(void *__skt)
DECLARE_WAITQUEUE(wait, current);
int ret;
- daemonize("pccardd");
-
skt->thread = current;
skt->socket = dead_socket;
skt->ops->init(skt);
@@ -643,7 +644,8 @@ static int pccardd(void *__skt)
printk(KERN_WARNING "PCMCIA: unable to register socket 0x%p\n",
skt);
skt->thread = NULL;
- complete_and_exit(&skt->thread_done, 0);
+ complete(&skt->thread_done);
+ return 0;
}
add_wait_queue(&skt->thread_wait, &wait);
@@ -674,7 +676,7 @@ static int pccardd(void *__skt)
continue;
}
- if (!skt->thread)
+ if (kthread_should_stop())
break;
schedule();
@@ -688,7 +690,7 @@ static int pccardd(void *__skt)
/* remove from the device core */
class_device_unregister(&skt->dev);
- complete_and_exit(&skt->thread_done, 0);
+ return 0;
}
/*