Look at this https://stackoverflow.com/questions/8213671/mmap-operation-not-permitted
> -----Original Message----- > From: users [mailto:users-boun...@dpdk.org] On Behalf Of Martin Dra?ar > Sent: Tuesday, 19 June, 2018 5:13 PM > To: Rosen, Rami; users@dpdk.org > Subject: Re: [dpdk-users] DPDK 17.05 does not find X510 card > > Just some additional details (strace around the pic probe): > > > write(1, "EAL: PCI device 0000:05:00.0 on "..., 46EAL: PCI device > > 0000:05:00.0 on NUMA socket 0) = 46 sendto(3, "<30>Jun 19 16:05:21 > framework[42"..., 84, MSG_NOSIGNAL, NULL, 0) = 84 > > write(1, "EAL: probe driver: 8086:154d n"..., 41EAL: probe driver: > 8086:154d net_ixgbe) = 41 > > sendto(3, "<30>Jun 19 16:05:21 framework[42"..., 79, MSG_NOSIGNAL, > > NULL, 0) = 79 openat(AT_FDCWD, "/sys/bus/pci/devices/0000:05:00.0/uio", > O_RDONLY|O_NONBLOCK|O_DIRECTORY|O_CLOEXEC) = 94 > > getdents(94, /* 3 entries */, 32768) = 72 > > close(94) = 0 > > open("/dev/uio2", O_RDWR) = 94 > > open("/sys/class/uio/uio2/device/config", O_RDWR) = 95 > > open("/sys/bus/pci/devices/0000:05:00.0/resource0", O_RDWR) = 96 > > mmap(0x7fa400000000, 524288, PROT_READ|PROT_WRITE, MAP_SHARED, > 96, 0) > > = -1 EPERM (Operation not permitted) write(1, "EAL: > > pci_map_resource(): cannot "..., 117EAL: pci_map_resource(): cannot > mmap(96, 0x7fa400000000, 0x80000, 0x0): Operation not permitted > (0xffffffffffffffff)) = 117 sendto(3, "<27>Jun 19 16:05:21 framework[42"..., > 155, > MSG_NOSIGNAL, NULL, 0) = 155 > > close(96) = 0 > > close(95) = 0 > > close(94) = 0 > > write(1, "EAL: Requested device 0000:05:00"..., 50EAL: Requested > > device 0000:05:00.0 cannot be used) = 50 > > Martin
