[dpdk-dev] [PATCH 0/7] Vyatta patches

Thomas Monjalon thomas.monjalon at 6wind.com
Fri May 31 00:20:47 CEST 2013


Hello,

30/05/2013 10:12, Stephen Hemminger :
> This is a subset of the Vyatta patches we use. They include some bug
> fixes and simple changes to make life easier.

Thank you

> One fix not included is the NUMA cpu assignment. The original Intel code
> in 1.2 incorrectly used /proc/cpuinfo to try and assign CPU's to NUMA
> socket. The problem is that /proc/cpuinfo physical_id corresponds to what
> the BIOS tells the kernel and is intended for messages only. For example,
> on our Dell boxes the first CPU and only CPU is reported as physical_id 1!
> The fix is to use sysfs instead, and Intel did incorporate my fix in the
> next DPDK version, and don't want to confuse this code base by putting in a
> conflicting change.

If I understand well, Intel could release this patch among other ones and they 
don't want to handle this patch separately.
Maybe we could apply it now but if it's not urgent and if Intel plan to 
release it soon, we may wait for the Intel drop.

-- 
Thomas


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