igb: move gso_segs into buffer_info structure
This change moves gso_segs into the buffer_info structure to avoid
a possible cache line miss in clean_tx_irq.
Signed-off-by: Nicholas Nunley <nicholasx.d.nunley@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/igb/igb.h b/drivers/net/igb/igb.h
index 8f07bc0..7854b66 100644
--- a/drivers/net/igb/igb.h
+++ b/drivers/net/igb/igb.h
@@ -141,6 +141,7 @@
u16 length;
u16 next_to_watch;
u16 mapped_as_page;
+ u16 gso_segs;
};
/* RX */
struct {