From mboxrd@z Thu Jan 1 00:00:00 1970 From: Thomas Monjalon Subject: Re: [PATCH] eal: map uio resources after hugepages when --base_virtaddr is configured Date: Wed, 05 Nov 2014 11:38:23 +0100 Message-ID: <1425866.EsRhEH6Yif@xps13> References: Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7Bit Cc: dev-VfR2kkLFssw@public.gmane.org To: XU Liang Return-path: In-Reply-To: List-Id: patches and discussions about DPDK List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces-VfR2kkLFssw@public.gmane.org Sender: "dev" The patch was attached and automatically dropped. Please follow these guidelines: http://dpdk.org/dev#send 2014-11-05 09:58, De Lara Guarch, Pablo: > Patch is missing. > > Thanks, > Pablo > > > -----Original Message----- > > From: dev [mailto:dev-bounces-VfR2kkLFssw@public.gmane.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.