From: Simon Xiao <[email protected]> Date: Thu, 14 May 2015 01:00:25 -0700
> Current code does not lock anything when calculating the TX and RX stats. > As a result, the RX and TX data reported by ifconfig are not accuracy in a > system with high network throughput and multiple CPUs (in my test, > RX/TX = 83% between 2 HyperV VM nodes which have 8 vCPUs and 40G Ethernet). > > This patch fixed the above issue by using per_cpu stats. > netvsc_get_stats64() summarizes TX and RX data by iterating over all CPUs > to get their respective stats. > > This v2 patch addressed David's comments on the cleanup path when > netdev_alloc_pcpu_stats() failed. > > Signed-off-by: Simon Xiao <[email protected]> > Reviewed-by: K. Y. Srinivasan <[email protected]> > Reviewed-by: Haiyang Zhang <[email protected]> Applied, thanks. _______________________________________________ devel mailing list [email protected] http://driverdev.linuxdriverproject.org/mailman/listinfo/driverdev-devel
