diff options
| author | Christoph Hellwig <hch@sgi.com> | 2005-09-05 08:34:18 +1000 |
|---|---|---|
| committer | Nathan Scott <nathans@sgi.com> | 2005-09-05 08:34:18 +1000 |
| commit | 4df08c52582be558e12316ae60bf077ca8f17a1e (patch) | |
| tree | 11d32ac6553e26198ec1be4b830f57c8668d7cca /fs/xfs/linux-2.6/xfs_buf.c | |
| parent | 2f926587512869ebf6bc820bd5f030e127aae774 (diff) | |
[XFS] Switch kernel thread handling to the kthread_ API
SGI-PV: 942063
SGI-Modid: xfs-linux:xfs-kern:198388a
Signed-off-by: Christoph Hellwig <hch@sgi.com>
Signed-off-by: Nathan Scott <nathans@sgi.com>
Diffstat (limited to 'fs/xfs/linux-2.6/xfs_buf.c')
| -rw-r--r-- | fs/xfs/linux-2.6/xfs_buf.c | 24 |
1 files changed, 8 insertions, 16 deletions
diff --git a/fs/xfs/linux-2.6/xfs_buf.c b/fs/xfs/linux-2.6/xfs_buf.c index e6340906342c..655bf4a78afe 100644 --- a/fs/xfs/linux-2.6/xfs_buf.c +++ b/fs/xfs/linux-2.6/xfs_buf.c @@ -54,6 +54,7 @@ #include <linux/percpu.h> #include <linux/blkdev.h> #include <linux/hash.h> +#include <linux/kthread.h> #include "xfs_linux.h" @@ -1742,9 +1743,7 @@ pagebuf_runall_queues( } /* Defines for pagebuf daemon */ -STATIC DECLARE_COMPLETION(xfsbufd_done); STATIC struct task_struct *xfsbufd_task; -STATIC int xfsbufd_active; STATIC int xfsbufd_force_flush; STATIC int xfsbufd_force_sleep; @@ -1770,14 +1769,8 @@ xfsbufd( xfs_buftarg_t *target; xfs_buf_t *pb, *n; - /* Set up the thread */ - daemonize("xfsbufd"); current->flags |= PF_MEMALLOC; - xfsbufd_task = current; - xfsbufd_active = 1; - barrier(); - INIT_LIST_HEAD(&tmp); do { if (unlikely(freezing(current))) { @@ -1825,9 +1818,9 @@ xfsbufd( purge_addresses(); xfsbufd_force_flush = 0; - } while (xfsbufd_active); + } while (!kthread_should_stop()); - complete_and_exit(&xfsbufd_done, 0); + return 0; } /* @@ -1910,9 +1903,11 @@ xfs_buf_daemons_start(void) if (!xfsdatad_workqueue) goto out_destroy_xfslogd_workqueue; - error = kernel_thread(xfsbufd, NULL, CLONE_FS|CLONE_FILES); - if (error < 0) + xfsbufd_task = kthread_run(xfsbufd, NULL, "xfsbufd"); + if (IS_ERR(xfsbufd_task)) { + error = PTR_ERR(xfsbufd_task); goto out_destroy_xfsdatad_workqueue; + } return 0; out_destroy_xfsdatad_workqueue: @@ -1929,10 +1924,7 @@ xfs_buf_daemons_start(void) STATIC void xfs_buf_daemons_stop(void) { - xfsbufd_active = 0; - barrier(); - wait_for_completion(&xfsbufd_done); - + kthread_stop(xfsbufd_task); destroy_workqueue(xfslogd_workqueue); destroy_workqueue(xfsdatad_workqueue); } |