From: Andrii Nakryiko <andrii.nakryiko@gmail.com>
To: Florent Revest <revest@chromium.org>
Cc: bpf <bpf@vger.kernel.org>, Alexei Starovoitov <ast@kernel.org>,
Daniel Borkmann <daniel@iogearbox.net>,
Andrii Nakryiko <andrii@kernel.org>, Yonghong Song <yhs@fb.com>,
KP Singh <kpsingh@kernel.org>,
Brendan Jackman <jackmanb@chromium.org>,
open list <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH bpf-next v3 4/6] libbpf: Initialize the bpf_seq_printf parameters array field by field
Date: Tue, 13 Apr 2021 16:18:03 -0700 [thread overview]
Message-ID: <CAEf4BzbYBs2FZEMGPrRZ7oLtkY0TO6yaGJBzm+0NBJO=qQYc3Q@mail.gmail.com> (raw)
In-Reply-To: <20210412153754.235500-5-revest@chromium.org>
On Mon, Apr 12, 2021 at 8:38 AM Florent Revest <revest@chromium.org> wrote:
>
> When initializing the __param array with a one liner, if all args are
> const, the initial array value will be placed in the rodata section but
> because libbpf does not support relocation in the rodata section, any
> pointer in this array will stay NULL.
>
> Fixes: c09add2fbc5a ("tools/libbpf: Add bpf_iter support")
> Signed-off-by: Florent Revest <revest@chromium.org>
> ---
Looks good!
Acked-by: Andrii Nakryiko <andrii@kernel.org>
> tools/lib/bpf/bpf_tracing.h | 40 +++++++++++++++++++++++++++----------
> 1 file changed, 29 insertions(+), 11 deletions(-)
>
[...]
next prev parent reply other threads:[~2021-04-13 23:18 UTC|newest]
Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-04-12 15:37 [PATCH bpf-next v3 0/6] Add a snprintf eBPF helper Florent Revest
2021-04-12 15:37 ` [PATCH bpf-next v3 1/6] bpf: Factorize bpf_trace_printk and bpf_seq_printf Florent Revest
2021-04-13 23:01 ` Andrii Nakryiko
2021-04-14 9:56 ` Florent Revest
2021-04-14 10:56 ` Florent Revest
2021-04-12 15:37 ` [PATCH bpf-next v3 2/6] bpf: Add a ARG_PTR_TO_CONST_STR argument type Florent Revest
2021-04-13 23:03 ` Andrii Nakryiko
2021-04-12 15:37 ` [PATCH bpf-next v3 3/6] bpf: Add a bpf_snprintf helper Florent Revest
2021-04-12 19:11 ` kernel test robot
2021-04-12 20:32 ` kernel test robot
2021-04-14 13:32 ` Florent Revest
2021-04-12 20:40 ` kernel test robot
2021-04-13 23:16 ` Andrii Nakryiko
2021-04-14 9:46 ` Florent Revest
2021-04-14 22:57 ` Andrii Nakryiko
2021-04-15 9:34 ` Florent Revest
2021-04-14 18:02 ` Geert Uytterhoeven
2021-04-14 18:30 ` Florent Revest
2021-04-14 22:58 ` Andrii Nakryiko
2021-04-15 7:18 ` Geert Uytterhoeven
2021-04-12 15:37 ` [PATCH bpf-next v3 4/6] libbpf: Initialize the bpf_seq_printf parameters array field by field Florent Revest
2021-04-13 23:18 ` Andrii Nakryiko [this message]
2021-04-12 15:37 ` [PATCH bpf-next v3 5/6] libbpf: Introduce a BPF_SNPRINTF helper macro Florent Revest
2021-04-13 23:18 ` Andrii Nakryiko
2021-04-12 15:37 ` [PATCH bpf-next v3 6/6] selftests/bpf: Add a series of tests for bpf_snprintf Florent Revest
2021-04-13 23:21 ` Andrii Nakryiko
2021-04-14 9:21 ` Florent Revest
2021-04-14 22:16 ` Andrii Nakryiko
2021-04-15 9:38 ` Florent Revest
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