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From: Andrii Nakryiko <andrii.nakryiko@gmail.com>
To: Ian Rogers <irogers@google.com>
Cc: Alexei Starovoitov <ast@kernel.org>,
	Daniel Borkmann <daniel@iogearbox.net>,
	Martin KaFai Lau <kafai@fb.com>, Song Liu <songliubraving@fb.com>,
	Yonghong Song <yhs@fb.com>, Andrii Nakryiko <andriin@fb.com>,
	John Fastabend <john.fastabend@gmail.com>,
	KP Singh <kpsingh@chromium.org>,
	Networking <netdev@vger.kernel.org>, bpf <bpf@vger.kernel.org>,
	open list <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH 1/2] lib/bpf hashmap: increase portability
Date: Wed, 6 May 2020 14:33:37 -0700	[thread overview]
Message-ID: <CAEf4BzZRmiEds_8R8g4vaAeWvJzPb4xYLnpF0X2VNY8oTzkphQ@mail.gmail.com> (raw)
In-Reply-To: <20200506205257.8964-2-irogers@google.com>

On Wed, May 6, 2020 at 1:54 PM Ian Rogers <irogers@google.com> wrote:
>
> Don't include libbpf_internal.h as it is unused and has conflicting
> definitions, for example, with tools/perf/util/debug.h.
> Fix a non-glibc include path.
>
> Signed-off-by: Ian Rogers <irogers@google.com>
> ---
>  tools/lib/bpf/hashmap.h | 3 +--
>  1 file changed, 1 insertion(+), 2 deletions(-)
>
> diff --git a/tools/lib/bpf/hashmap.h b/tools/lib/bpf/hashmap.h
> index bae8879cdf58..d5ef212a55ba 100644
> --- a/tools/lib/bpf/hashmap.h
> +++ b/tools/lib/bpf/hashmap.h
> @@ -13,9 +13,8 @@
>  #ifdef __GLIBC__
>  #include <bits/wordsize.h>
>  #else
> -#include <bits/reg.h>
> +#include <linux/bitops.h>

why this change? It might be ok for libbpf built from kernel source,
but it will break Github libbpf.

>  #endif
> -#include "libbpf_internal.h"

Dropping this seems ok, don't remember why I had it here in the first place.

>
>  static inline size_t hash_bits(size_t h, int bits)
>  {
> --
> 2.26.2.526.g744177e7f7-goog
>

  reply	other threads:[~2020-05-06 21:33 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-05-06 20:52 [PATCH 0/2] lib/bpf hashmap portability and fix Ian Rogers
2020-05-06 20:52 ` [PATCH 1/2] lib/bpf hashmap: increase portability Ian Rogers
2020-05-06 21:33   ` Andrii Nakryiko [this message]
2020-05-06 21:47     ` Ian Rogers
2020-05-06 21:56       ` Andrii Nakryiko
2020-05-06 22:13         ` Ian Rogers
2020-05-06 20:52 ` [PATCH 2/2] lib/bpf hashmap: fixes to hashmap__clear Ian Rogers
2020-05-06 21:36   ` Andrii Nakryiko
2020-05-06 21:53     ` Ian Rogers

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