Thanks to Song and Andrii for their advice, I will fix it in V3. -----邮件原件----- 发件人: Andrii Nakryiko [mailto:andrii.nakryiko@xxxxxxxxx] 发送时间: 2022年9月10日 8:44 收件人: Liuxin(EulerOS) <liuxin350@xxxxxxxxxx> 抄送: andrii@xxxxxxxxxx; daniel@xxxxxxxxxxxxx; ast@xxxxxxxxxx; martin.lau@xxxxxxxxx; song@xxxxxxxxxx; yhs@xxxxxx; john.fastabend@xxxxxxxxx; kpsingh@xxxxxxxxxx; sdf@xxxxxxxxxx; haoluo@xxxxxxxxxx; jolsa@xxxxxxxxxx; bpf@xxxxxxxxxxxxxxx; linux-kernel@xxxxxxxxxxxxxxx; 854182924@xxxxxx; Yanan (Euler) <yanan@xxxxxxxxxx>; Wuchangye (EulerOS) <wuchangye@xxxxxxxxxx>; Xiesongyang <xiesongyang@xxxxxxxxxx>; zhudi (E) <zhudi2@xxxxxxxxxx>; kongweibin (A) <kongweibin2@xxxxxxxxxx> 主题: Re: [PATCH v2] libbpf: Clean up legacy bpf maps declaration in bpf_helpers On Tue, Sep 6, 2022 at 7:51 PM Liuxin(EulerOS) <liuxin350@xxxxxxxxxx> wrote: > > Legacy bpf maps declaration were no longer supported in Libbpf 1.0, so it was time to remove the definition of bpf_map_def in bpf_helpers.h. please make sure that commit log lines are wrapped at <80 characters > > LINK:[1] > https://github.com/libbpf/libbpf/wiki/Libbpf:-the-road-to-v1.0 don't add "LINK", just two spaces and then [0] and then refer to it from the above as "supported in Libbpf 1.0 ([0])" > > Acked-by: Song Liu <song@xxxxxxxxxx> > Signed-off-by: Xin Liu<liuxin350@xxxxxxxxxx> space after name and before opening < is missing > --- > Changes in v2: > - Fix strange signatures > It looks good overall, but your patch doesn't apply. Please make sure you base it on top of bpf-next's master and you use git send-email which won't clobber the patch. Thanks. > V1: > https://lore.kernel.org/bpf/CAPhsuW7Em6q5hqiKWEZpJOaU5DTrZE+BPPHq+Chyz > 0-+-yQ_ZA@xxxxxxxxxxxxxx/T/#t > > tools/lib/bpf/bpf_helpers.h | 12 ------------ > 1 file changed, 12 deletions(-) > > diff --git a/tools/lib/bpf/bpf_helpers.h b/tools/lib/bpf/bpf_helpers.h > index 867b73483..9cad13e7f 100644 > --- a/tools/lib/bpf/bpf_helpers.h > +++ b/tools/lib/bpf/bpf_helpers.h > @@ -167,18 +167,6 @@ bpf_tail_call_static(void *ctx, const void *map, > const __u32 slot) } #endif > > -/* > - * Helper structure used by eBPF C program > - * to describe BPF map attributes to libbpf loader > - */ > -struct bpf_map_def { > - unsigned int type; > - unsigned int key_size; > - unsigned int value_size; > - unsigned int max_entries; > - unsigned int map_flags; > -} __attribute__((deprecated("use BTF-defined maps in .maps > section"))); > - > enum libbpf_pin_type { > LIBBPF_PIN_NONE, > /* PIN_BY_NAME: pin maps by name (in /sys/fs/bpf by default) > */ > -- > 2.33.0