On Wed, Dec 24, 2014 at 4:04 PM, Neil Horman <nhorman at tuxdriver.com> wrote:
> On Wed, Dec 24, 2014 at 02:26:21PM +0100, sothy shan wrote: > > Hello! > > > > I am playing with DPDK 1.7.1 in Fedora. > > > > When I do like this: > > > > export RTE_SDK=$(pwd)export RTE_TARGET="x86_64-ivshmem-linuxapp-gcc" > > make install T="$RTE_TARGET" > > > > It worked. Means Testpmd is running. > > > > When I run as mentioned below: > > > > make CONFIG_RTE_BUILD_SHARED_LIB=y install T="$RTE_TARGET" > > > > Build is sucess. But Testpmd gives error. > > > > Error is : > > > The dpdk ivshmem build assumes the presence of ivshmem devices as plumbed > by > qemu virtual guests. If you don't have a qemu guest running dpdk won't > find any > shared memory devices, which is exactly what you are seeing. That said, > even if > you are running qemu guests, IIRC Fedora doesn't enable ivshmem because > the code > has some security and behavioral issues still I think. You'll need to > rebuild > qemu to add support for it. > My understanding is that It is problem of enabling CONFIG_RTE_BUILD_SHARED_LIB=y in make command, I am able to build target of x86_64-ivshmem-linuxapp-gcc alone without shared_lib flag. I suspect an error because of shared lib flag. Sothy > > Neil > >
