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From: Arnaldo Carvalho de Melo <acme@kernel.org>
To: Daniel Borkmann <daniel@iogearbox.net>
Cc: Jesper Dangaard Brouer <brouer@redhat.com>,
	Alexei Starovoitov <alexei.starovoitov@gmail.com>,
	linux-kernel@vger.kernel.org, Jiri Olsa <jolsa@kernel.org>,
	bpf@vger.kernel.org
Subject: Re: [PATCH] tools build feature: cleanup feature files on make clean
Date: Thu, 3 Sep 2020 16:26:44 -0300	[thread overview]
Message-ID: <20200903192644.GK3495158@kernel.org> (raw)
In-Reply-To: <eb3ad60a-68be-f350-9597-b999edae5244@iogearbox.net>

Em Thu, Sep 03, 2020 at 09:20:35PM +0200, Daniel Borkmann escreveu:
> Hi Arnaldo,
> 
> On 9/3/20 9:03 PM, Arnaldo Carvalho de Melo wrote:
> > Em Thu, Aug 27, 2020 at 10:53:36AM +0200, Jesper Dangaard Brouer escreveu:
> > > The system for "Auto-detecting system features" located under
> > > tools/build/ are (currently) used by perf, libbpf and bpftool. It can
> > > contain stalled feature detection files, which are not cleaned up by
> > > libbpf and bpftool on make clean (side-note: perf tool is correct).
> > > 
> > > Fix this by making the users invoke the make clean target.
> > > 
> > > Some details about the changes. The libbpf Makefile already had a
> > > clean-config target (which seems to be copy-pasted from perf), but this
> > > target was not "connected" (a make dependency) to clean target. Choose
> > > not to rename target as someone might be using it. Did change the output
> > > from "CLEAN config" to "CLEAN feature-detect", to make it more clear
> > > what happens.
> > 
> > Since this mostly touches BPF, should it go via the BPF tree?
> 
> Already applied roughly a week ago:
> 
> https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git/commit/?id=661b37cd437ef49cd28444f79b9b0c71ea76e8c8

Thanks!

- Arnaldo

      reply	other threads:[~2020-09-03 19:26 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-08-27  8:53 [PATCH] tools build feature: cleanup feature files on make clean Jesper Dangaard Brouer
2020-08-27 12:44 ` Jiri Olsa
2020-08-28 12:14 ` Daniel Borkmann
2020-09-03 19:03 ` Arnaldo Carvalho de Melo
2020-09-03 19:20   ` Daniel Borkmann
2020-09-03 19:26     ` Arnaldo Carvalho de Melo [this message]

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