diff options
Diffstat (limited to 'fs/jffs2/background.c')
| -rw-r--r-- | fs/jffs2/background.c | 15 |
1 files changed, 9 insertions, 6 deletions
diff --git a/fs/jffs2/background.c b/fs/jffs2/background.c index 1be6de27dd8..0f224384f17 100644 --- a/fs/jffs2/background.c +++ b/fs/jffs2/background.c @@ -7,7 +7,7 @@ * * For licensing information, see the file 'LICENCE' in this directory. * - * $Id: background.c,v 1.50 2004/11/16 20:36:10 dwmw2 Exp $ + * $Id: background.c,v 1.54 2005/05/20 21:37:12 gleixner Exp $ * */ @@ -37,7 +37,7 @@ int jffs2_start_garbage_collect_thread(struct jffs2_sb_info *c) if (c->gc_task) BUG(); - init_MUTEX_LOCKED(&c->gc_thread_start); + init_completion(&c->gc_thread_start); init_completion(&c->gc_thread_exit); pid = kernel_thread(jffs2_garbage_collect_thread, c, CLONE_FS|CLONE_FILES); @@ -48,7 +48,7 @@ int jffs2_start_garbage_collect_thread(struct jffs2_sb_info *c) } else { /* Wait for it... */ D1(printk(KERN_DEBUG "JFFS2: Garbage collect thread is pid %d\n", pid)); - down(&c->gc_thread_start); + wait_for_completion(&c->gc_thread_start); } return ret; @@ -56,13 +56,16 @@ int jffs2_start_garbage_collect_thread(struct jffs2_sb_info *c) void jffs2_stop_garbage_collect_thread(struct jffs2_sb_info *c) { + int wait = 0; spin_lock(&c->erase_completion_lock); if (c->gc_task) { D1(printk(KERN_DEBUG "jffs2: Killing GC task %d\n", c->gc_task->pid)); send_sig(SIGKILL, c->gc_task, 1); + wait = 1; } spin_unlock(&c->erase_completion_lock); - wait_for_completion(&c->gc_thread_exit); + if (wait) + wait_for_completion(&c->gc_thread_exit); } static int jffs2_garbage_collect_thread(void *_c) @@ -75,7 +78,7 @@ static int jffs2_garbage_collect_thread(void *_c) allow_signal(SIGCONT); c->gc_task = current; - up(&c->gc_thread_start); + complete(&c->gc_thread_start); set_user_nice(current, 10); @@ -92,7 +95,7 @@ static int jffs2_garbage_collect_thread(void *_c) schedule(); } - if (try_to_freeze(0)) + if (try_to_freeze()) continue; cond_resched(); |