From: Alexei Starovoitov <alexei.starovoitov@gmail.com>
To: Yonghong Song <yhs@fb.com>
Cc: Arnaldo Carvalho de Melo <acme@redhat.com>,
Magnus Karlsson <magnus.karlsson@intel.com>,
netdev@vger.kernel.org, Alexei Starovoitov <ast@fb.com>,
Daniel Borkmann <daniel@iogearbox.net>,
kernel-team@fb.com
Subject: Re: [PATCH bpf-next v4 0/3] tools/bpf: changes of libbpf debug interfaces
Date: Sat, 2 Feb 2019 08:52:30 -0800 [thread overview]
Message-ID: <20190202165228.jrcghbvro4st4thd@ast-mbp> (raw)
In-Reply-To: <20190202001413.3178000-1-yhs@fb.com>
On Fri, Feb 01, 2019 at 04:14:13PM -0800, Yonghong Song wrote:
> These are patches responding to my comments for
> Magnus's patch (https://patchwork.ozlabs.org/patch/1032848/).
> The goal is to make pr_* macros available to other C files
> than libbpf.c, and to simplify API function libbpf_set_print().
>
> Specifically, Patch #1 used global functions
> to facilitate pr_* macros in the header files so they
> are available in different C files.
> Patch #2 removes the global function libbpf_print_level_available()
> which is added in Patch 1.
> Patch #3 simplified libbpf_set_print() which takes only one print
> function with a debug level argument among others.
>
> Changelogs:
> v3 -> v4:
> . rename libbpf internal header util.h to libbpf_util.h
> . rename libbpf internal function libbpf_debug_print() to libbpf_print()
> v2 -> v3:
> . bailed out earlier in libbpf_debug_print() if __libbpf_pr is NULL
> . added missing LIBBPF_DEBUG level check in libbpf.c __base_pr().
> v1 -> v2:
> . Renamed global function libbpf_dprint() to libbpf_debug_print()
> to be more expressive.
> . Removed libbpf_dprint_level_available() as it is used only
> once in btf.c and we can remove it by optimizing for common cases.
>
> Yonghong Song (3):
> tools/bpf: move libbpf pr_* debug print functions to headers
> tools/bpf: print out btf log at LIBBPF_WARN level
> tools/bpf: simplify libbpf API function libbpf_set_print()
>
> tools/lib/bpf/btf.c | 110 +++++++++---------
> tools/lib/bpf/btf.h | 7 +-
> tools/lib/bpf/libbpf.c | 47 ++++----
> tools/lib/bpf/libbpf.h | 20 ++--
> tools/lib/bpf/libbpf_util.h | 30 +++++
> tools/lib/bpf/test_libbpf.cpp | 4 +-
> tools/perf/util/bpf-loader.c | 32 ++---
Overall looks good to me.
Arnaldo, could you ack the set, so we can take it into bpf-next?
next prev parent reply other threads:[~2019-02-02 16:52 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-02-02 0:14 [PATCH bpf-next v4 0/3] tools/bpf: changes of libbpf debug interfaces Yonghong Song
2019-02-02 0:14 ` [PATCH bpf-next v4 1/3] tools/bpf: move libbpf pr_* debug print functions to headers Yonghong Song
2019-02-02 0:14 ` [PATCH bpf-next v4 2/3] tools/bpf: print out btf log at LIBBPF_WARN level Yonghong Song
2019-02-02 0:14 ` [PATCH bpf-next v4 3/3] tools/bpf: simplify libbpf API function libbpf_set_print() Yonghong Song
2019-02-02 16:52 ` Alexei Starovoitov [this message]
2019-02-04 14:51 ` [PATCH bpf-next v4 0/3] tools/bpf: changes of libbpf debug interfaces Arnaldo Carvalho de Melo
2019-02-04 17:44 ` Alexei Starovoitov
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