From: Michael Brown Date: Mon, 29 Oct 2012 10:14:00 +0000 (+0000) Subject: [forcedeth] Increase TX ring size to prevent dropped packets X-Git-Tag: v1.20.1~1608 X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=6586e03fba2c04f066660c707a352b15ab99f33d;p=thirdparty%2Fipxe.git [forcedeth] Increase TX ring size to prevent dropped packets Commit 947976d ("[netdevice] Do not force a poll on net_tx()") requires network devices to have TX rings that are sufficiently large to allow a transmitted response to all packets received during a single poll. Reported-by: Robin Smidsrød Tested-by: Robin Smidsrød Signed-off-by: Michael Brown --- diff --git a/src/drivers/net/forcedeth.h b/src/drivers/net/forcedeth.h index 8a095eab2..e1cf6f71a 100644 --- a/src/drivers/net/forcedeth.h +++ b/src/drivers/net/forcedeth.h @@ -55,7 +55,7 @@ struct ring_desc_ex { #define DESC_VER_3 3 #define RX_RING_SIZE 16 -#define TX_RING_SIZE 16 +#define TX_RING_SIZE 32 #define RXTX_RING_SIZE ( ( RX_RING_SIZE ) + ( TX_RING_SIZE ) ) #define RX_RING_MIN 128 #define TX_RING_MIN 64