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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.

[...]


  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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