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Date: Tue, 18 Aug 2020 18:08:35 -0700 From: Alexei Starovoitov <alexei.starovoitov@...il.com> To: Andrii Nakryiko <andriin@...com> Cc: bpf@...r.kernel.org, netdev@...r.kernel.org, ast@...com, daniel@...earbox.net, andrii.nakryiko@...il.com, kernel-team@...com Subject: Re: [PATCH bpf-next 4/4] tools: remove feature-libelf-mmap feature detection On Tue, Aug 18, 2020 at 02:59:08PM -0700, Andrii Nakryiko wrote: > It's trivial to handle missing ELF_C_MMAP_READ support in libelf the way that > objtool has solved it in > ("774bec3fddcc objtool: Add fallback from ELF_C_READ_MMAP to ELF_C_READ"). > > So instead of having an entire feature detector for that, just do what objtool > does for perf and libbpf. And keep their Makefiles a bit simpler. > > Signed-off-by: Andrii Nakryiko <andriin@...com> overall looks good, but this patch doesn't apply to bpf-next.
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