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-rw-r--r--block/blk-core.c6
-rw-r--r--block/blk-flush.c2
-rw-r--r--block/blk-mq-debugfs.c3
3 files changed, 9 insertions, 2 deletions
diff --git a/block/blk-core.c b/block/blk-core.c
index 3c5f61ceeb67..6b78ec56a4f2 100644
--- a/block/blk-core.c
+++ b/block/blk-core.c
@@ -462,6 +462,10 @@ static void blk_rq_timed_out_timer(struct timer_list *t)
kblockd_schedule_work(&q->timeout_work);
}
+static void blk_timeout_work(struct work_struct *work)
+{
+}
+
/**
* blk_alloc_queue_node - allocate a request queue
* @gfp_mask: memory allocation flags
@@ -505,7 +509,7 @@ struct request_queue *blk_alloc_queue_node(gfp_t gfp_mask, int node_id)
timer_setup(&q->backing_dev_info->laptop_mode_wb_timer,
laptop_mode_timer_fn, 0);
timer_setup(&q->timeout, blk_rq_timed_out_timer, 0);
- INIT_WORK(&q->timeout_work, NULL);
+ INIT_WORK(&q->timeout_work, blk_timeout_work);
INIT_LIST_HEAD(&q->icq_list);
#ifdef CONFIG_BLK_CGROUP
INIT_LIST_HEAD(&q->blkg_list);
diff --git a/block/blk-flush.c b/block/blk-flush.c
index a3fc7191c694..6e0f2d97fc6d 100644
--- a/block/blk-flush.c
+++ b/block/blk-flush.c
@@ -335,7 +335,7 @@ static void mq_flush_data_end_io(struct request *rq, blk_status_t error)
blk_flush_complete_seq(rq, fq, REQ_FSEQ_DATA, error);
spin_unlock_irqrestore(&fq->mq_flush_lock, flags);
- blk_mq_run_hw_queue(hctx, true);
+ blk_mq_sched_restart(hctx);
}
/**
diff --git a/block/blk-mq-debugfs.c b/block/blk-mq-debugfs.c
index f8120832ca7b..7921573aebbc 100644
--- a/block/blk-mq-debugfs.c
+++ b/block/blk-mq-debugfs.c
@@ -839,6 +839,9 @@ static const struct blk_mq_debugfs_attr blk_mq_debugfs_ctx_attrs[] = {
static bool debugfs_create_files(struct dentry *parent, void *data,
const struct blk_mq_debugfs_attr *attr)
{
+ if (IS_ERR_OR_NULL(parent))
+ return false;
+
d_inode(parent)->i_private = data;
for (; attr->name; attr++) {