netdev.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Krishna Kumar <krkumar2@in.ibm.com>
To: davem@davemloft.net
Cc: eric.dumazet@gmail.com, kvm@vger.kernel.org, mst@redhat.com,
	netdev@vger.kernel.org, rusty@rustcorp.com.au,
	Krishna Kumar <krkumar2@in.ibm.com>
Subject: [PATCH 1/4] [RFC] netdevice: Introduce per-txq xmit_restart
Date: Wed, 04 May 2011 19:33:09 +0530	[thread overview]
Message-ID: <20110504140309.14817.61411.sendpatchset@krkumar2.in.ibm.com> (raw)
In-Reply-To: <20110504140258.14817.66596.sendpatchset@krkumar2.in.ibm.com>

Add a per-txq field that can (optionally) be set by participating
drivers to indicate when to restart tx.

Signed-off-by: Krishna Kumar <krkumar2@in.ibm.com>
---
 include/linux/netdevice.h |    1 +
 1 file changed, 1 insertion(+)

diff -ruNp org/include/linux/netdevice.h new/include/linux/netdevice.h
--- org/include/linux/netdevice.h	2011-05-04 18:57:06.000000000 +0530
+++ new/include/linux/netdevice.h	2011-05-04 18:57:09.000000000 +0530
@@ -571,6 +571,7 @@ struct netdev_queue {
 	 * please use this field instead of dev->trans_start
 	 */
 	unsigned long		trans_start;
+	unsigned long		xmit_restart_jiffies; /* jiffies to restart */
 } ____cacheline_aligned_in_smp;
 
 static inline int netdev_queue_numa_node_read(const struct netdev_queue *q)

  reply	other threads:[~2011-05-04 14:03 UTC|newest]

Thread overview: 25+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-05-04 14:02 [PATCH 0/4] [RFC] virtio-net: Improve small packet performance Krishna Kumar
2011-05-04 14:03 ` Krishna Kumar [this message]
2011-05-04 14:03 ` [PATCH 2/4] [RFC] virtio: Introduce new API to get free space Krishna Kumar
2011-05-04 14:50   ` Michael S. Tsirkin
2011-05-04 20:00     ` Michael S. Tsirkin
2011-05-05  3:08       ` Krishna Kumar2
2011-05-05  9:13       ` Michael S. Tsirkin
2011-05-04 19:58   ` Michael S. Tsirkin
2011-05-04 14:03 ` [PATCH 3/4] [RFC] virtio-net: Changes to virtio-net driver Krishna Kumar
2011-05-05 12:28   ` Michael S. Tsirkin
2011-05-04 14:03 ` [PATCH 4/4] [RFC] sched: Changes to dequeue_skb Krishna Kumar
2011-05-04 14:46 ` [PATCH 0/4] [RFC] virtio-net: Improve small packet performance Michael S. Tsirkin
2011-05-04 14:59   ` Krishna Kumar2
2011-05-04 21:23     ` Michael S. Tsirkin
2011-05-05  8:03       ` Krishna Kumar2
2011-05-05  9:04         ` Michael S. Tsirkin
2011-05-05  9:43           ` Krishna Kumar2
2011-05-05 10:12             ` Michael S. Tsirkin
2011-05-05 10:57               ` Krishna Kumar2
2011-05-05 15:27           ` Krishna Kumar2
2011-05-05 15:34             ` Michael S. Tsirkin
2011-05-07  7:15               ` Krishna Kumar2
2011-05-05 15:36             ` Krishna Kumar2
2011-05-05 15:37               ` Michael S. Tsirkin
2011-05-05 15:42             ` Michael S. Tsirkin

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20110504140309.14817.61411.sendpatchset@krkumar2.in.ibm.com \
    --to=krkumar2@in.ibm.com \
    --cc=davem@davemloft.net \
    --cc=eric.dumazet@gmail.com \
    --cc=kvm@vger.kernel.org \
    --cc=mst@redhat.com \
    --cc=netdev@vger.kernel.org \
    --cc=rusty@rustcorp.com.au \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).