lkml.org 
[lkml]   [2012]   [Jun]   [6]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
SubjectRe: [PATCH] virtio-net: fix a race on 32bit arches
From
Date
On Wed, 2012-06-06 at 22:58 +0300, Michael S. Tsirkin wrote:

> Absolutely, I am talking about virtio here. I'm not kicking
> u64_stats_sync idea I am just saying that simple locking
> would work for virtio and might be better as it
> gives us a way to get counters atomically.

Which lock do you own in the RX path ?

You'll have to add a lock in fast path. This sounds really a bad choice
to me.




\
 
 \ /
  Last update: 2012-06-06 22:41    [W:0.065 / U:0.116 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site