[dpdk-dev] [PATCH] eal: map uio resources after hugepages when --base_virtaddr is configured

Thomas Monjalon thomas.monjalon at 6wind.com
Wed Nov 5 11:38:23 CET 2014


The patch was attached and automatically dropped.
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2014-11-05 09:58, De Lara Guarch, Pablo:
> Patch is missing. 
> 
> Thanks,
> Pablo
> 
> > -----Original Message-----
> > From: dev [mailto:dev-bounces at dpdk.org] On Behalf Of XU Liang
> > Sent: Wednesday, November 05, 2014 9:50 AM
> > To: dev
> > Subject: [dpdk-dev] [PATCH] eal: map uio resources after hugepages when --
> > base_virtaddr is configured
> > 
> > 
> > When start a secondary process, we got error message "EAL:
> > pci_map_resource(): cannot mmap(11, 0x7ffff7fba000, 0x20000, 0x0): Bad
> > file descriptor (0x7ffff7fb9000)"
> > 
> > The secondary process link difference shared libraries, so the 0x7ffff7fba000
> > is used.
> > 
> > We know the --base_virtaddr is designed for this situation for hugepages.
> > 
> > This patch map the device resouce into address that is after hugepages when
> > --base_virtaddr is  configured.



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