[uml-devel] [PATCH] net: fixup tx time stamping for uml vde driver.

[uml-devel] [PATCH] net: fixup tx time stamping for uml vde driver.

[Paul Chavent]

Call skb_tx_timestamp after write completion.

Signed-off-by: Paul Chavent <paul.chavent@onera.fr>
---
 arch/um/drivers/vde_kern.c | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/arch/um/drivers/vde_kern.c b/arch/um/drivers/vde_kern.c
index 6a365fa..38fea2f 100644
--- a/arch/um/drivers/vde_kern.c
+++ b/arch/um/drivers/vde_kern.c
@@ -52,9 +52,13 @@ static int vde_write(int fd, struct sk_buff *skb, struct uml_net_private *lp)
 {
 	struct vde_data *pri = (struct vde_data *) &lp->user;
 
-	if (pri->conn != NULL)
-		return vde_user_write((void *)pri->conn, skb->data,
-				      skb->len);
+	if (pri->conn != NULL) {
+		int count;
+		count = vde_user_write((void *)pri->conn, skb->data,
+				       skb->len);
+		skb_tx_timestamp(skb);
+		return count;
+	}
 
 	printk(KERN_ERR "vde_write - we have no VDECONN to write to");
 	return -EBADF;
-- 
1.7.12.1


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Re: [uml-devel] [PATCH] net: fixup tx time stamping for uml vde driver.

[Richard Cochran]

On Wed, Dec 05, 2012 at 03:20:53PM +0100, Paul Chavent wrote:
> Call skb_tx_timestamp after write completion.
> 
> Signed-off-by: Paul Chavent <paul.chavent@onera.fr>

The subject line would better describe the changes if it would read,
"enable tx time stamping in the uml vde driver."

Can you please also add support for ethtool get_ts_info?

Thanks,
Richard

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