linux-kernel - Re: [PATCH] perf tools: Fix check-headers.sh AND list path of execution

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Message-ID: <20180813185850.GC4499@kernel.org>
Date:   Mon, 13 Aug 2018 15:58:50 -0300
From:   Arnaldo Carvalho de Melo <acme@...nel.org>
To:     Alexander Kapshuk <alexander.kapshuk@...il.com>
Cc:     Jiri Olsa <jolsa@...hat.com>, jolsa@...nel.org, mingo@...nel.org,
        namhyung@...nel.org, David Ahern <dsahern@...il.com>,
        alexander.shishkin@...ux.intel.com, a.p.zijlstra@...llo.nl,
        linux-kernel <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] perf tools: Fix check-headers.sh AND list path of
 execution

Em Mon, Aug 13, 2018 at 02:19:10PM +0300, Alexander Kapshuk escreveu:
> On Mon, Aug 13, 2018 at 2:16 PM Jiri Olsa <jolsa@...hat.com> wrote:
> >
> > On Sat, Aug 11, 2018 at 11:39:15AM +0300, Alexander Kapshuk wrote:
> > > The '||' path of execution in the 'test' block of the check_2() function
> > > may also be taken if file2 does not exist, in which case the warning
> > > message about the ABI headers being different would still be printed
> > > where it should not be.  See below.
> > >
> > > % file1=file1; file2=file2
> > > % cmd="echo diff $file1 $file2"
> > > % test -f $file2 &&
> > > eval $cmd || echo "Warning: Kernel ABI header at 'tools/$file1'
> > > differs from latest version at '$file2'" >&2
> > > Warning: Kernel ABI header at 'tools/file1' differs from latest
> > > version at 'file2'
> > >
> > > The proposed patch converts the code following the '&&' operator into a
> > > compound list to be executed in the current process environment only if
> > > file2 does exist. Should the files being compared differ, a diff command
> > > to compare the files concerned is printed on standard output. E.g.
> > >
> > > diff -u tools/arch/x86/lib/memcpy_64.S arch/x86/lib/memcpy_64.S
> > >
> > > Signed-off-by: Alexander Kapshuk <alexander.kapshuk@...il.com>
> >
> > I posted follow up patches based on this one
> > as a reply on this patch
> >
> > for this one:
> >
> > Acked-by: Jiri Olsa <jolsa@...nel.org>
> >
> > thanks,
> > jirka
> 
> Noted.
> Thanks.

Thanks, applied the three patches to acme/perf/core.

- Arnaldo