diff options
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 @@ | |||
64 | #include <linux/interrupt.h> | 64 | #include <linux/interrupt.h> |
65 | #include <linux/smp_lock.h> | 65 | #include <linux/smp_lock.h> |
66 | #include <linux/completion.h> | 66 | #include <linux/completion.h> |
67 | #include <linux/kthread.h> | ||
67 | #include <linux/buffer_head.h> /* for sync_blockdev() */ | 68 | #include <linux/buffer_head.h> /* for sync_blockdev() */ |
68 | #include <linux/bio.h> | 69 | #include <linux/bio.h> |
69 | #include <linux/suspend.h> | 70 | #include <linux/suspend.h> |
@@ -81,7 +82,6 @@ | |||
81 | */ | 82 | */ |
82 | static struct lbuf *log_redrive_list; | 83 | static struct lbuf *log_redrive_list; |
83 | static DEFINE_SPINLOCK(log_redrive_lock); | 84 | static DEFINE_SPINLOCK(log_redrive_lock); |
84 | DECLARE_WAIT_QUEUE_HEAD(jfs_IO_thread_wait); | ||
85 | 85 | ||
86 | 86 | ||
87 | /* | 87 | /* |
@@ -1980,7 +1980,7 @@ static inline void lbmRedrive(struct lbuf *bp) | |||
1980 | log_redrive_list = bp; | 1980 | log_redrive_list = bp; |
1981 | spin_unlock_irqrestore(&log_redrive_lock, flags); | 1981 | spin_unlock_irqrestore(&log_redrive_lock, flags); |
1982 | 1982 | ||
1983 | wake_up(&jfs_IO_thread_wait); | 1983 | wake_up_process(jfsIOthread); |
1984 | } | 1984 | } |
1985 | 1985 | ||
1986 | 1986 | ||
@@ -2347,13 +2347,7 @@ int jfsIOWait(void *arg) | |||
2347 | { | 2347 | { |
2348 | struct lbuf *bp; | 2348 | struct lbuf *bp; |
2349 | 2349 | ||
2350 | daemonize("jfsIO"); | ||
2351 | |||
2352 | complete(&jfsIOwait); | ||
2353 | |||
2354 | do { | 2350 | do { |
2355 | DECLARE_WAITQUEUE(wq, current); | ||
2356 | |||
2357 | spin_lock_irq(&log_redrive_lock); | 2351 | spin_lock_irq(&log_redrive_lock); |
2358 | while ((bp = log_redrive_list) != 0) { | 2352 | while ((bp = log_redrive_list) != 0) { |
2359 | log_redrive_list = bp->l_redrive_next; | 2353 | log_redrive_list = bp->l_redrive_next; |
@@ -2362,21 +2356,19 @@ int jfsIOWait(void *arg) | |||
2362 | lbmStartIO(bp); | 2356 | lbmStartIO(bp); |
2363 | spin_lock_irq(&log_redrive_lock); | 2357 | spin_lock_irq(&log_redrive_lock); |
2364 | } | 2358 | } |
2359 | spin_unlock_irq(&log_redrive_lock); | ||
2360 | |||
2365 | if (freezing(current)) { | 2361 | if (freezing(current)) { |
2366 | spin_unlock_irq(&log_redrive_lock); | ||
2367 | refrigerator(); | 2362 | refrigerator(); |
2368 | } else { | 2363 | } else { |
2369 | add_wait_queue(&jfs_IO_thread_wait, &wq); | ||
2370 | set_current_state(TASK_INTERRUPTIBLE); | 2364 | set_current_state(TASK_INTERRUPTIBLE); |
2371 | spin_unlock_irq(&log_redrive_lock); | ||
2372 | schedule(); | 2365 | schedule(); |
2373 | current->state = TASK_RUNNING; | 2366 | current->state = TASK_RUNNING; |
2374 | remove_wait_queue(&jfs_IO_thread_wait, &wq); | ||
2375 | } | 2367 | } |
2376 | } while (!jfs_stop_threads); | 2368 | } while (!kthread_should_stop()); |
2377 | 2369 | ||
2378 | jfs_info("jfsIOWait being killed!"); | 2370 | jfs_info("jfsIOWait being killed!"); |
2379 | complete_and_exit(&jfsIOwait, 0); | 2371 | return 0; |
2380 | } | 2372 | } |
2381 | 2373 | ||
2382 | /* | 2374 | /* |