[dpdk-dev] [Bug 499] failed to start example after use meson/ninja build 32-bit app on x86 system

[dpdk-dev] [Bug 499] failed to start example after use meson/ninja build 32-bit app on x86 system

[bugzilla]

https://bugs.dpdk.org/show_bug.cgi?id=499

            Bug ID: 499
           Summary: failed to start example after use meson/ninja build
                    32-bit app on x86 system
           Product: DPDK
           Version: 20.05
          Hardware: All
                OS: All
            Status: UNCONFIRMED
          Severity: normal
          Priority: Normal
         Component: meson
          Assignee: dev@dpdk.org
          Reporter: lihongx.ma@intel.com
  Target Milestone: ---

os:
ubuntu18.04 4.15.0-101-generic x86_64 GNU/Linux

step:
1. build the dpdk
$find /usr -type d -name pkgconfig
/usr/share/pkgconfig
/usr/lib/i386-linux-gnu/pkgconfig
/usr/lib/pkgconfig
/usr/lib/x86_64-linux-gnu/pkgconfig
/usr/local/lib/x86_64-linux-gnu/pkgconfig
$export PKG_CONFIG_LIBDIR=/usr/lib/i386-linux-gnu/pkgconfig/
$export CFLAGS=-m32
2. start the example
$cd dpdk
$./devtools/test-meson-builds.sh
./build-x86-default/examples/dpdk-l3fwd -v -c 0x40000000 -n 4 -- -p 0x3
--config '(0,0,30),(1,0,30),(0,1,30),(1,1,30)'
3. the output of app
EAL: Detected 112 lcore(s)
EAL: Detected 2 NUMA nodes
EAL: RTE Version: 'DPDK 20.05.0-rc3'
EAL: Multi-process socket /var/run/dpdk/rte/mp_socket
EAL: Selected IOVA mode 'VA'
EAL: No free hugepages reported in hugepages-2048kB
EAL: No available hugepages reported in hugepages-1048576kB
EAL: Probing VFIO support...
EAL: VFIO support initialized
EAL: Cannot allocate VA space on socket 1
EAL: FATAL: Cannot init memory
EAL: Cannot init memory
EAL: Error - exiting with code: 1
  Cause: Invalid EAL parameters

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