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authorCheng Renquan <crquan@gmail.com>2008-12-03 12:41:39 +0100
committerJens Axboe <jens.axboe@oracle.com>2008-12-29 08:28:44 +0100
commit64d01dc9e1927e6535627d73f2336c75d1dd3fe2 (patch)
tree1813333970f6ed1c1959edfc2842b00ed2b3a70e
parent08bafc0341f2f7920e9045bc32c40299cac8c21b (diff)
block: use cancel_work_sync() instead of kblockd_flush_work()
After many improvements on kblockd_flush_work, it is now identical to cancel_work_sync, so a direct call to cancel_work_sync is suggested. The only difference is that cancel_work_sync is a GPL symbol, so no non-GPL modules anymore. Signed-off-by: Cheng Renquan <crquan@gmail.com> Cc: Jens Axboe <jens.axboe@oracle.com> Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
-rw-r--r--block/as-iosched.c2
-rw-r--r--block/blk-core.c8
-rw-r--r--block/cfq-iosched.c2
-rw-r--r--include/linux/blkdev.h1
4 files changed, 3 insertions, 10 deletions
diff --git a/block/as-iosched.c b/block/as-iosched.c
index 71f0abb219e..802b5d0d853 100644
--- a/block/as-iosched.c
+++ b/block/as-iosched.c
@@ -1344,7 +1344,7 @@ static void as_exit_queue(elevator_t *e)
struct as_data *ad = e->elevator_data;
del_timer_sync(&ad->antic_timer);
- kblockd_flush_work(&ad->antic_work);
+ cancel_work_sync(&ad->antic_work);
BUG_ON(!list_empty(&ad->fifo_list[REQ_SYNC]));
BUG_ON(!list_empty(&ad->fifo_list[REQ_ASYNC]));
diff --git a/block/blk-core.c b/block/blk-core.c
index 20e1724ccb4..2fdcd0cff57 100644
--- a/block/blk-core.c
+++ b/block/blk-core.c
@@ -408,7 +408,7 @@ void blk_sync_queue(struct request_queue *q)
{
del_timer_sync(&q->unplug_timer);
del_timer_sync(&q->timeout);
- kblockd_flush_work(&q->unplug_work);
+ cancel_work_sync(&q->unplug_work);
}
EXPORT_SYMBOL(blk_sync_queue);
@@ -2147,12 +2147,6 @@ int kblockd_schedule_work(struct request_queue *q, struct work_struct *work)
}
EXPORT_SYMBOL(kblockd_schedule_work);
-void kblockd_flush_work(struct work_struct *work)
-{
- cancel_work_sync(work);
-}
-EXPORT_SYMBOL(kblockd_flush_work);
-
int __init blk_dev_init(void)
{
kblockd_workqueue = create_workqueue("kblockd");
diff --git a/block/cfq-iosched.c b/block/cfq-iosched.c
index 6a062eebbd1..a2bfec7d6b3 100644
--- a/block/cfq-iosched.c
+++ b/block/cfq-iosched.c
@@ -2160,7 +2160,7 @@ out_cont:
static void cfq_shutdown_timer_wq(struct cfq_data *cfqd)
{
del_timer_sync(&cfqd->idle_slice_timer);
- kblockd_flush_work(&cfqd->unplug_work);
+ cancel_work_sync(&cfqd->unplug_work);
}
static void cfq_put_async_queues(struct cfq_data *cfqd)
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
index 482e9600f7a..e9bb73ff1d6 100644
--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -978,7 +978,6 @@ static inline void put_dev_sector(Sector p)
struct work_struct;
int kblockd_schedule_work(struct request_queue *q, struct work_struct *work);
-void kblockd_flush_work(struct work_struct *work);
#define MODULE_ALIAS_BLOCKDEV(major,minor) \
MODULE_ALIAS("block-major-" __stringify(major) "-" __stringify(minor))