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

De Lara Guarch, Pablo pablo.de.lara.guarch at intel.com
Wed Nov 5 10:58:32 CET 2014


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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