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-rw-r--r--arch/arm/plat-omap/mailbox.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/arch/arm/plat-omap/mailbox.c b/arch/arm/plat-omap/mailbox.c
index 538ba7541d3f..7a1f5c25fd17 100644
--- a/arch/arm/plat-omap/mailbox.c
+++ b/arch/arm/plat-omap/mailbox.c
@@ -198,6 +198,8 @@ static void mbox_tx_work(struct work_struct *work)
198 198
199 spin_lock(q->queue_lock); 199 spin_lock(q->queue_lock);
200 rq = elv_next_request(q); 200 rq = elv_next_request(q);
201 if (rq)
202 blkdev_dequeue_request(rq);
201 spin_unlock(q->queue_lock); 203 spin_unlock(q->queue_lock);
202 204
203 if (!rq) 205 if (!rq)
@@ -208,6 +210,9 @@ static void mbox_tx_work(struct work_struct *work)
208 ret = __mbox_msg_send(mbox, tx_data->msg, tx_data->arg); 210 ret = __mbox_msg_send(mbox, tx_data->msg, tx_data->arg);
209 if (ret) { 211 if (ret) {
210 enable_mbox_irq(mbox, IRQ_TX); 212 enable_mbox_irq(mbox, IRQ_TX);
213 spin_lock(q->queue_lock);
214 blk_requeue_request(q, rq);
215 spin_unlock(q->queue_lock);
211 return; 216 return;
212 } 217 }
213 218
@@ -238,6 +243,8 @@ static void mbox_rx_work(struct work_struct *work)
238 while (1) { 243 while (1) {
239 spin_lock_irqsave(q->queue_lock, flags); 244 spin_lock_irqsave(q->queue_lock, flags);
240 rq = elv_next_request(q); 245 rq = elv_next_request(q);
246 if (rq)
247 blkdev_dequeue_request(rq);
241 spin_unlock_irqrestore(q->queue_lock, flags); 248 spin_unlock_irqrestore(q->queue_lock, flags);
242 if (!rq) 249 if (!rq)
243 break; 250 break;
@@ -345,6 +352,8 @@ omap_mbox_read(struct device *dev, struct device_attribute *attr, char *buf)
345 while (1) { 352 while (1) {
346 spin_lock_irqsave(q->queue_lock, flags); 353 spin_lock_irqsave(q->queue_lock, flags);
347 rq = elv_next_request(q); 354 rq = elv_next_request(q);
355 if (rq)
356 blkdev_dequeue_request(rq);
348 spin_unlock_irqrestore(q->queue_lock, flags); 357 spin_unlock_irqrestore(q->queue_lock, flags);
349 358
350 if (!rq) 359 if (!rq)