From: Eduard Zingerman <eddyz87@gmail.com>
To: Alan Maguire <alan.maguire@oracle.com>,
dwarves@vger.kernel.org, arnaldo.melo@gmail.com
Cc: bpf@vger.kernel.org, kernel-team@fb.com, ast@kernel.org,
daniel@iogearbox.net, andrii@kernel.org,
yonghong.song@linux.dev
Subject: Re: [PATCH dwarves v1 2/2] tests: verify that pfunct prints btf_decl_tags read from BTF
Date: Thu, 12 Dec 2024 11:54:31 -0800 [thread overview]
Message-ID: <bae76fc801f50311c330de1d39a40a72314351a0.camel@gmail.com> (raw)
In-Reply-To: <e7247151-ad60-402c-a3f8-ce976ea03dc0@oracle.com>
On Thu, 2024-12-12 at 19:50 +0000, Alan Maguire wrote:
> On 11/12/2024 02:12, Eduard Zingerman wrote:
> > When using BTF as a source, pfunct should now be able to print
> > btf_decl_tags for programs like below:
> >
> > #define __tag(x) __attribute__((btf_decl_tag(#x)))
> > __tag(a) __tag(b) void foo(void) {}
> >
> > This situation arises after recent kernel changes, where tags 'kfunc'
> > and 'bpf_fastcall' are added to some functions. To avoid dependency on
> > a recent kernel version test this by compiling a small C program using
> > clang with --target=bpf, which would instruct clang to generate .BTF
> > section.
> >
> > Signed-off-by: Eduard Zingerman <eddyz87@gmail.com>
>
> nit: the test is great but it would be good to print out a description
> even in non-verbose mode; when I run it via ./tests I see
>
> 5: Ok
>
> could we just echo the comment below, i.e.
>
> 5 : Check that pfunct can print btf_decl_tags read from BTF: Ok
>
> ?
>
> Reviewed-by: Alan Maguire <alan.maguire@oracle.com>
> Tested-by: Alan Maguire <alan.maguire@oracle.com>
Makes sense, will change.
Will wait a bit and resend v2 in the evening.
Thank you.
[...]
next prev parent reply other threads:[~2024-12-12 19:54 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-12-11 2:12 [PATCH dwarves v1 1/2] btf_loader: support for multiple BTF_DECL_TAGs pointing to same tag Eduard Zingerman
2024-12-11 2:12 ` [PATCH dwarves v1 2/2] tests: verify that pfunct prints btf_decl_tags read from BTF Eduard Zingerman
2024-12-12 19:50 ` Alan Maguire
2024-12-12 19:54 ` Eduard Zingerman [this message]
2024-12-26 21:11 ` Arnaldo Carvalho de Melo
2024-12-26 21:14 ` Arnaldo Carvalho de Melo
2024-12-26 21:19 ` Arnaldo Carvalho de Melo
2025-01-03 1:18 ` Eduard Zingerman
2024-12-12 20:29 ` [PATCH dwarves v1 1/2] btf_loader: support for multiple BTF_DECL_TAGs pointing to same tag Alan Maguire
2024-12-12 20:36 ` Eduard Zingerman
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