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use stricter locking in case somebody still uses redirect (deprecated)

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This commit is contained in:
internal 2023-12-13 19:02:11 +01:00
parent 9e6e34b857
commit 4d0c806262
1 changed files with 10 additions and 9 deletions
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19
ddbridge/ddbridge-core.c
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@ -649,9 +649,9 @@ static void ddb_input_stop_unlocked(struct ddb_input *input)
static void ddb_input_stop(struct ddb_input *input)
{
if (input->dma) {
spin_lock_bh(&input->dma->lock);
spin_lock_irq(&input->dma->lock);
ddb_input_stop_unlocked(input);
spin_unlock_bh(&input->dma->lock);
spin_unlock_irq(&input->dma->lock);
} else {
ddb_input_stop_unlocked(input);
}
@ -693,9 +693,9 @@ static void ddb_input_start_unlocked(struct ddb_input *input)
static void ddb_input_start(struct ddb_input *input)
{
if (input->dma) {
spin_lock_bh(&input->dma->lock);
spin_lock_irq(&input->dma->lock);
ddb_input_start_unlocked(input);
spin_unlock_bh(&input->dma->lock);
spin_unlock_irq(&input->dma->lock);
} else {
ddb_input_start_unlocked(input);
}
@ -2474,18 +2474,19 @@ static void input_work(struct work_struct *work)
{
struct ddb_dma *dma = container_of(work, struct ddb_dma, work);
spin_lock(&dma->lock);
spin_lock_irq(&dma->lock);
input_proc(dma);
spin_unlock(&dma->lock);
spin_unlock_irq(&dma->lock);
}
static void input_tasklet(unsigned long data)
{
struct ddb_dma *dma = (struct ddb_dma *)data;
unsigned long flags;
spin_lock_bh(&dma->lock);
spin_lock_irqsave(&dma->lock, flags);
input_proc(dma);
spin_unlock_bh(&dma->lock);
spin_unlock_irqrestore(&dma->lock, flags);
}
static void input_handler(void *data)
@ -2498,7 +2499,7 @@ static void input_handler(void *data)
* through the tasklet scheduler.
*/
if (!input->redi) {
input_work(&dma->work);
input_tasklet((unsigned long) dma);
} else {
if (use_workqueue)
queue_work(ddb_wq, &dma->work);