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* Re: [libbpf/libbpf] Is it possible to do SHARED_UMEM between processes? (#138)
       [not found] <libbpf/libbpf/issues/138@github.com>
@ 2020-03-11 15:15 ` Andrii Nakryiko
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From: Andrii Nakryiko @ 2020-03-11 15:15 UTC (permalink / raw)
  To: libbpf/libbpf, bpf; +Cc: libbpf/libbpf, Subscribed

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bpf and libbpf.

On Wed, Mar 11, 2020 at 6:48 AM Maximilian Gaul
<notifications@github.com> wrote:
> I am struggling with my project to get SHARED_UMEM running between two or more processes. I made some changes to the lib in order to be able to copy struct xsk_umem into shared memory.
> But now I get the error:
> symbol lookup error: /lib/x86_64-linux-gnu/libpthread.so.0: undefined symbol: _dl_allocate_tls, version GLIBC_PRIVATE
> In my opinion, a working example for SHARED_UMEM is strongly required. The only information I find about this topic is an e-mail from Nov, 2019 in the linux mailing list and two sentences from here : https://www.kernel.org/doc/html/latest/networking/af_xdp.html#xdp-shared-umem-bind-flag
> Please!!
> —
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2020-03-11 15:15 ` [libbpf/libbpf] Is it possible to do SHARED_UMEM between processes? (#138) Andrii Nakryiko

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