Merge tag 's390-5.5-2' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux

[linux-2.6-microblaze.git] / drivers / hv / ring_buffer.c

diff --git a/drivers/hv/ring_buffer.c b/drivers/hv/ring_buffer.c
index 9a03b16..356e221 100644 (file)
--- a/drivers/hv/ring_buffer.c
+++ b/drivers/hv/ring_buffer.c
@@ -396,6 +396,7 @@ struct vmpacket_descriptor *hv_pkt_iter_first(struct vmbus_channel *channel)
        struct hv_ring_buffer_info *rbi = &channel->inbound;
        struct vmpacket_descriptor *desc;
 
+       hv_debug_delay_test(channel, MESSAGE_DELAY);
        if (hv_pkt_iter_avail(rbi) < sizeof(struct vmpacket_descriptor))
                return NULL;
 
@@ -421,6 +422,7 @@ __hv_pkt_iter_next(struct vmbus_channel *channel,
        u32 packetlen = desc->len8 << 3;
        u32 dsize = rbi->ring_datasize;
 
+       hv_debug_delay_test(channel, MESSAGE_DELAY);
        /* bump offset to next potential packet */
        rbi->priv_read_index += packetlen + VMBUS_PKT_TRAILER;
        if (rbi->priv_read_index >= dsize)