From 6153a7ea650ff1249d703d09a3351c3f77f1fbfa Mon Sep 17 00:00:00 2001 From: Vincent Mailhol Date: Wed, 27 Jul 2022 19:16:30 +0900 Subject: [PATCH] can: slcan: add software tx timestamps TX timestamps were added to the can_put_echo_skb() function of can_dev modules in [1]. However, slcan does not rely on that function and as such does not offer TX timestamping. Add a call to skb_tx_timestamp() in the slc_xmit() function so that the module now supports TX software timestamps. [1] commit 741b91f1b0ea ("can: dev: can_put_echo_skb(): add software tx timestamps") Link: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=741b91f1b0ea34f00f6a7d4539b767c409291fcf CC: Dario Binacchi Signed-off-by: Vincent Mailhol Link: https://lore.kernel.org/all/20220727101641.198847-4-mailhol.vincent@wanadoo.fr Signed-off-by: Marc Kleine-Budde --- drivers/net/can/slcan/slcan-core.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/net/can/slcan/slcan-core.c b/drivers/net/can/slcan/slcan-core.c index 93e9b08..8d13fdf 100644 --- a/drivers/net/can/slcan/slcan-core.c +++ b/drivers/net/can/slcan/slcan-core.c @@ -612,6 +612,8 @@ static netdev_tx_t slcan_netdev_xmit(struct sk_buff *skb, slcan_encaps(sl, (struct can_frame *)skb->data); /* encaps & send */ spin_unlock(&sl->lock); + skb_tx_timestamp(skb); + out: kfree_skb(skb); return NETDEV_TX_OK; -- 2.7.4