netdev - Re: [PATCH bpf-next v2 9/9] tools/bpf: add a test_progs test case for bpf_get

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Message-ID: <20180419043953.fcv33e2glomg33gp@ast-mbp>
Date:   Wed, 18 Apr 2018 21:39:54 -0700
From:   Alexei Starovoitov <alexei.starovoitov@...il.com>
To:     Yonghong Song <yhs@...com>
Cc:     ast@...com, daniel@...earbox.net, netdev@...r.kernel.org,
        kernel-team@...com
Subject: Re: [PATCH bpf-next v2 9/9] tools/bpf: add a test_progs test case
 for bpf_get_stack helper

On Wed, Apr 18, 2018 at 09:54:44AM -0700, Yonghong Song wrote:
> The test_stacktrace_map is enhanced to call bpf_get_stack
> in the helper to get the stack trace as well.
> The stack traces from bpf_get_stack and bpf_get_stackid
> are compared to ensure that for the same stack as
> represented as the same hash, their ip addresses
> must be the same.
> 
> Signed-off-by: Yonghong Song <yhs@...com>

could you please add a test for bpf_get_stack() with buildid as well?
I think patch 2 implementes it correctly, but would be good to have a test for it.