diff options
Diffstat (limited to 'fs/fs-writeback.c')
| -rw-r--r-- | fs/fs-writeback.c | 31 |
1 files changed, 26 insertions, 5 deletions
diff --git a/fs/fs-writeback.c b/fs/fs-writeback.c index 1d1088f..af92100 100644 --- a/fs/fs-writeback.c +++ b/fs/fs-writeback.c @@ -75,12 +75,33 @@ static inline bool bdi_work_on_stack(struct bdi_work *work) return test_bit(WS_ONSTACK_B, &work->state); } -static inline void bdi_work_init(struct bdi_work *work, - struct wb_writeback_args *args) +static inline void __bdi_work_init(struct bdi_work *work, + struct wb_writeback_args *args, + int on_stack) { - INIT_RCU_HEAD(&work->rcu_head); work->args = *args; work->state = WS_USED; + if (on_stack) { + work->state |= WS_ONSTACK; + init_rcu_head_on_stack(&work->rcu_head); + } +} + +static inline void bdi_work_init(struct bdi_work *work, + struct wb_writeback_args *args) +{ + __bdi_work_init(work, args, false); +} + +static inline void bdi_work_init_on_stack(struct bdi_work *work, + struct wb_writeback_args *args) +{ + __bdi_work_init(work, args, true); +} + +static inline void bdi_destroy_work_on_stack(struct bdi_work *work) +{ + destroy_rcu_head_on_stack(&work->rcu_head); } /** @@ -233,11 +254,11 @@ static void bdi_sync_writeback(struct backing_dev_info *bdi, }; struct bdi_work work; - bdi_work_init(&work, &args); - work.state |= WS_ONSTACK; + bdi_work_init_on_stack(&work, &args); bdi_queue_work(bdi, &work); bdi_wait_on_work_clear(&work); + bdi_destroy_work_on_stack(&work); } /** |