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| author | Christoph Hellwig <hch@lst.de> | 2006-02-15 12:49:04 -0600 |
|---|---|---|
| committer | Dave Kleikamp <shaggy@austin.ibm.com> | 2006-02-15 12:49:04 -0600 |
| commit | 91dbb4deb30e817efc8d6bed89b1190a489ca776 (patch) | |
| tree | d3742a35be49da1ab785ac398459d7a71a64a765 /fs/jfs/jfs_logmgr.c | |
| parent | 4837c672fd4d43c519d6b53308ee68d45b91b872 (diff) | |
| download | linux-91dbb4deb30e817efc8d6bed89b1190a489ca776.tar.gz linux-91dbb4deb30e817efc8d6bed89b1190a489ca776.tar.bz2 linux-91dbb4deb30e817efc8d6bed89b1190a489ca776.zip | |
JFS: Use the kthread_ API
Use the kthread_ API instead of opencoding lots of hairy code for kernel
thread creation and teardown.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Dave Kleikamp <shaggy@austin.ibm.com>
Diffstat (limited to 'fs/jfs/jfs_logmgr.c')
| -rw-r--r-- | fs/jfs/jfs_logmgr.c | 20 |
1 files changed, 6 insertions, 14 deletions
diff --git a/fs/jfs/jfs_logmgr.c b/fs/jfs/jfs_logmgr.c index 06bded6c12b9..3113ff53bd55 100644 --- a/fs/jfs/jfs_logmgr.c +++ b/fs/jfs/jfs_logmgr.c @@ -64,6 +64,7 @@ #include <linux/interrupt.h> #include <linux/smp_lock.h> #include <linux/completion.h> +#include <linux/kthread.h> #include <linux/buffer_head.h> /* for sync_blockdev() */ #include <linux/bio.h> #include <linux/suspend.h> @@ -81,7 +82,6 @@ */ static struct lbuf *log_redrive_list; static DEFINE_SPINLOCK(log_redrive_lock); -DECLARE_WAIT_QUEUE_HEAD(jfs_IO_thread_wait); /* @@ -1980,7 +1980,7 @@ static inline void lbmRedrive(struct lbuf *bp) log_redrive_list = bp; spin_unlock_irqrestore(&log_redrive_lock, flags); - wake_up(&jfs_IO_thread_wait); + wake_up_process(jfsIOthread); } @@ -2347,13 +2347,7 @@ int jfsIOWait(void *arg) { struct lbuf *bp; - daemonize("jfsIO"); - - complete(&jfsIOwait); - do { - DECLARE_WAITQUEUE(wq, current); - spin_lock_irq(&log_redrive_lock); while ((bp = log_redrive_list) != 0) { log_redrive_list = bp->l_redrive_next; @@ -2362,21 +2356,19 @@ int jfsIOWait(void *arg) lbmStartIO(bp); spin_lock_irq(&log_redrive_lock); } + spin_unlock_irq(&log_redrive_lock); + if (freezing(current)) { - spin_unlock_irq(&log_redrive_lock); refrigerator(); } else { - add_wait_queue(&jfs_IO_thread_wait, &wq); set_current_state(TASK_INTERRUPTIBLE); - spin_unlock_irq(&log_redrive_lock); schedule(); current->state = TASK_RUNNING; - remove_wait_queue(&jfs_IO_thread_wait, &wq); } - } while (!jfs_stop_threads); + } while (!kthread_should_stop()); jfs_info("jfsIOWait being killed!"); - complete_and_exit(&jfsIOwait, 0); + return 0; } /* |