Re: [PATCH v3 2/2] bpf/selftests: Test skipping stacktrace

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Subject: Re: [PATCH v3 2/2] bpf/selftests: Test skipping stacktrace
From: Yonghong Song <yhs@xxxxxx>
Date: Mon, 14 Mar 2022 22:18:36 -0700
Cc: Martin KaFai Lau <kafai@xxxxxx>, Song Liu <songliubraving@xxxxxx>, John Fastabend <john.fastabend@xxxxxxxxx>, KP Singh <kpsingh@xxxxxxxxxx>, netdev@xxxxxxxxxxxxxxx, bpf@xxxxxxxxxxxxxxx, LKML <linux-kernel@xxxxxxxxxxxxxxx>, Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>, Peter Zijlstra <peterz@xxxxxxxxxxxxx>, Eugene Loh <eugene.loh@xxxxxxxxxx>, Hao Luo <haoluo@xxxxxxxxxx>
In-reply-to: <20220314182042.71025-2-namhyung@kernel.org>
User-agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:91.0) Gecko/20100101 Thunderbird/91.7.0



On 3/14/22 11:20 AM, Namhyung Kim wrote:

Add a test case for stacktrace with skip > 0 using a small sized
buffer.  It didn't support skipping entries greater than or equal to
the size of buffer and filled the skipped part with 0.

Signed-off-by: Namhyung Kim <namhyung@xxxxxxxxxx>


Acked-by: Yonghong Song <yhs@xxxxxx>

References:
- [PATCH v3 1/2] bpf: Adjust BPF stack helper functions to accommodate skip > 0
  - From: Namhyung Kim
- [PATCH v3 2/2] bpf/selftests: Test skipping stacktrace
  - From: Namhyung Kim

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