[v3,02/13] net: Add a 'do_not_pad" to NetClientState

Commit Message

Bin Meng March 16, 2021, 8:12 a.m. UTC

This adds a flag in NetClientState, so that a net client can tell
its peer that the packets do not need to be padded to the minimum
size of an Ethernet frame (60 bytes) before sending to it.

Signed-off-by: Bin Meng <[e-mail]>
Reviewed-by: Philippe Mathieu-Daudé <[e-mail]>

---

Changes in v3:
- add a comment to 'do_not_pad'

 include/net/net.h | 1 +
 1 file changed, 1 insertion(+)

Patch

diff --git a/include/net/net.h b/include/net/net.h
index 919facaad2..f944731c18 100644
--- a/include/net/net.h
+++ b/include/net/net.h
@@ -100,6 +100,7 @@  struct NetClientState {
     int vring_enable;
     int vnet_hdr_len;
     bool is_netdev;
+    bool do_not_pad; /* do not pad to the minimum ethernet frame length */
     QTAILQ_HEAD(, NetFilterState) filters;
 };