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authorEric W. Biederman <ebiederm@xmission.com>2007-04-19 01:58:33 -0600
committerDavid Woodhouse <dwmw2@infradead.org>2007-04-19 16:16:46 -0500
commit99f9b2431ed3da4a66cf1cfe74132a53a9569bba (patch)
tree31c3cccac874716aecf5038029e998d03d378751 /drivers/mtd/mtd_blkdevs.c
parente6be133b68ae2c8f89d46da25ed7b31b84793e7e (diff)
[MTD] mtd_blkdevs: Convert to use the kthread API
thread_run is used intead of kernel_thread, daemonize, and mucking around blocking signals directly. Signed-off-by: Eric W. Biederman <ebiederm@xmission.com> Signed-off-by: David Woodhouse <dwmw2@infradead.org>
Diffstat (limited to 'drivers/mtd/mtd_blkdevs.c')
-rw-r--r--drivers/mtd/mtd_blkdevs.c19
1 files changed, 5 insertions, 14 deletions
diff --git a/drivers/mtd/mtd_blkdevs.c b/drivers/mtd/mtd_blkdevs.c
index b879a66daa9..1aa018abd33 100644
--- a/drivers/mtd/mtd_blkdevs.c
+++ b/drivers/mtd/mtd_blkdevs.c
@@ -20,6 +20,7 @@
#include <linux/hdreg.h>
#include <linux/init.h>
#include <linux/mutex.h>
+#include <linux/kthread.h>
#include <asm/uaccess.h>
static LIST_HEAD(blktrans_majors);
@@ -83,17 +84,6 @@ static int mtd_blktrans_thread(void *arg)
/* we might get involved when memory gets low, so use PF_MEMALLOC */
current->flags |= PF_MEMALLOC | PF_NOFREEZE;
- daemonize("%sd", tr->name);
-
- /* daemonize() doesn't do this for us since some kernel threads
- actually want to deal with signals. We can't just call
- exit_sighand() since that'll cause an oops when we finally
- do exit. */
- spin_lock_irq(&current->sighand->siglock);
- sigfillset(&current->blocked);
- recalc_sigpending();
- spin_unlock_irq(&current->sighand->siglock);
-
spin_lock_irq(rq->queue_lock);
while (!tr->blkcore_priv->exiting) {
@@ -365,6 +355,7 @@ static struct mtd_notifier blktrans_notifier = {
int register_mtd_blktrans(struct mtd_blktrans_ops *tr)
{
+ struct task_struct *task;
int ret, i;
/* Register the notifier if/when the first device type is
@@ -403,13 +394,13 @@ int register_mtd_blktrans(struct mtd_blktrans_ops *tr)
blk_queue_hardsect_size(tr->blkcore_priv->rq, tr->blksize);
tr->blkshift = ffs(tr->blksize) - 1;
- ret = kernel_thread(mtd_blktrans_thread, tr, CLONE_KERNEL);
- if (ret < 0) {
+ task = kthread_run(mtd_blktrans_thread, tr, "%sd", tr->name);
+ if (IS_ERR(task)) {
blk_cleanup_queue(tr->blkcore_priv->rq);
unregister_blkdev(tr->major, tr->name);
kfree(tr->blkcore_priv);
mutex_unlock(&mtd_table_mutex);
- return ret;
+ return PTR_ERR(task);
}
INIT_LIST_HEAD(&tr->devs);