xen-devel.lists.xenproject.org archive mirror
 help / color / mirror / Atom feed
* [PATCH] xen-netback: use local var in xenvif_tx_check_gop() instead of re-calculating
@ 2021-02-25 15:39 Jan Beulich
  2021-03-01 21:10 ` patchwork-bot+netdevbpf
  0 siblings, 1 reply; 2+ messages in thread
From: Jan Beulich @ 2021-02-25 15:39 UTC (permalink / raw)
  To: Wei Liu, Paul Durrant; +Cc: xen-devel, netdev

shinfo already holds the result of skb_shinfo(skb) at this point - no
need to re-invoke the construct even twice.

Signed-off-by: Jan Beulich <jbeulich@suse.com>

--- a/drivers/net/xen-netback/netback.c
+++ b/drivers/net/xen-netback/netback.c
@@ -557,8 +557,8 @@ check_frags:
 	}
 
 	if (skb_has_frag_list(skb) && !first_shinfo) {
-		first_shinfo = skb_shinfo(skb);
-		shinfo = skb_shinfo(skb_shinfo(skb)->frag_list);
+		first_shinfo = shinfo;
+		shinfo = skb_shinfo(shinfo->frag_list);
 		nr_frags = shinfo->nr_frags;
 
 		goto check_frags;


^ permalink raw reply	[flat|nested] 2+ messages in thread

* Re: [PATCH] xen-netback: use local var in xenvif_tx_check_gop() instead of re-calculating
  2021-02-25 15:39 [PATCH] xen-netback: use local var in xenvif_tx_check_gop() instead of re-calculating Jan Beulich
@ 2021-03-01 21:10 ` patchwork-bot+netdevbpf
  0 siblings, 0 replies; 2+ messages in thread
From: patchwork-bot+netdevbpf @ 2021-03-01 21:10 UTC (permalink / raw)
  To: Jan Beulich; +Cc: wl, paul, xen-devel, netdev

Hello:

This patch was applied to netdev/net.git (refs/heads/master):

On Thu, 25 Feb 2021 16:39:01 +0100 you wrote:
> shinfo already holds the result of skb_shinfo(skb) at this point - no
> need to re-invoke the construct even twice.
> 
> Signed-off-by: Jan Beulich <jbeulich@suse.com>

Here is the summary with links:
  - xen-netback: use local var in xenvif_tx_check_gop() instead of re-calculating
    https://git.kernel.org/netdev/net/c/826d82170b53

You are awesome, thank you!
--
Deet-doot-dot, I am a bot.
https://korg.docs.kernel.org/patchwork/pwbot.html




^ permalink raw reply	[flat|nested] 2+ messages in thread

end of thread, other threads:[~2021-03-01 21:10 UTC | newest]

Thread overview: 2+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2021-02-25 15:39 [PATCH] xen-netback: use local var in xenvif_tx_check_gop() instead of re-calculating Jan Beulich
2021-03-01 21:10 ` patchwork-bot+netdevbpf

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).