[Spice-devel] [PATCH spice-server 2/3] spicevmc: Do not use RedCharDevice pipe items handling

Frediano Ziglio fziglio at redhat.com
Sat Jun 1 12:14:12 UTC 2019


As we don't use any token there's no reason to not queue
directly instead of passing through RedCharDevice.
This will make easier to limit the queue which currently is
unlimited.

Signed-off-by: Frediano Ziglio <fziglio at redhat.com>
---
 server/spicevmc.c | 15 +++++----------
 1 file changed, 5 insertions(+), 10 deletions(-)

diff --git a/server/spicevmc.c b/server/spicevmc.c
index 84bbb73c2..8c41573ae 100644
--- a/server/spicevmc.c
+++ b/server/spicevmc.c
@@ -360,29 +360,24 @@ static RedPipeItem *spicevmc_chardev_read_msg_from_dev(RedCharDevice *self,
 
         msg_item_compressed = try_compress_lz4(channel, n, msg_item);
         if (msg_item_compressed != NULL) {
-            return &msg_item_compressed->base;
+            red_channel_client_pipe_add_push(channel->rcc, &msg_item_compressed->base);
+            return NULL;
         }
 #endif
         stat_inc_counter(channel->out_data, n);
         msg_item->uncompressed_data_size = n;
         msg_item->buf_used = n;
-        return &msg_item->base;
-    } else {
-        channel->pipe_item = msg_item;
+        red_channel_client_pipe_add_push(channel->rcc, &msg_item->base);
         return NULL;
     }
+    channel->pipe_item = msg_item;
+    return NULL;
 }
 
 static void spicevmc_chardev_send_msg_to_client(RedCharDevice *self,
                                                 RedPipeItem *msg,
                                                 RedClient *client)
 {
-    RedCharDeviceSpiceVmc *vmc = RED_CHAR_DEVICE_SPICEVMC(self);
-    RedVmcChannel *channel = RED_VMC_CHANNEL(vmc->channel);
-
-    spice_assert(red_channel_client_get_client(channel->rcc) == client);
-    red_pipe_item_ref(msg);
-    red_channel_client_pipe_add_push(channel->rcc, msg);
 }
 
 static void red_port_init_item_free(struct RedPipeItem *base)
-- 
2.20.1



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