From: Arnaldo Carvalho de Melo <arnaldo.melo@gmail.com>
To: Michael Petlan <mpetlan@redhat.com>
Cc: Arnaldo Carvalho de Melo <arnaldo.melo@gmail.com>,
Vitaly Chikunov <vt@altlinux.org>,
Peter Zijlstra <peterz@infradead.org>,
Ingo Molnar <mingo@redhat.com>,
linux-kernel@vger.kernel.org,
Alexander Shishkin <alexander.shishkin@linux.intel.com>,
Hendrik Brueckner <brueckner@linux.ibm.com>,
Jiri Olsa <jolsa@redhat.com>, Kim Phillips <kim.phillips@arm.com>,
Namhyung Kim <namhyung@kernel.org>,
Ravi Bangoria <ravi.bangoria@linux.vnet.ibm.com>
Subject: Re: [PATCH] perf arm64: Fix mksyscalltbl when system kernel headers are ahead of the kernel
Date: Tue, 21 May 2019 12:19:18 -0300 [thread overview]
Message-ID: <20190521151918.GD26253@kernel.org> (raw)
In-Reply-To: <alpine.LRH.2.20.1905211632300.4243@Diego>
Em Tue, May 21, 2019 at 04:34:47PM +0200, Michael Petlan escreveu:
> On Tue, 21 May 2019, Arnaldo Carvalho de Melo wrote:
> > Em Tue, May 21, 2019 at 06:02:03AM +0300, Vitaly Chikunov escreveu:
> > > When a host system has kernel headers that are newer than a compiling
> > > kernel, mksyscalltbl fails with errors such as:
> > >
> > > <stdin>: In function 'main':
> > > <stdin>:271:44: error: '__NR_kexec_file_load' undeclared (first use in this function)
> > > <stdin>:271:44: note: each undeclared identifier is reported only once for each function it appears in
> > > <stdin>:272:46: error: '__NR_pidfd_send_signal' undeclared (first use in this function)
> > > <stdin>:273:43: error: '__NR_io_uring_setup' undeclared (first use in this function)
> > > <stdin>:274:43: error: '__NR_io_uring_enter' undeclared (first use in this function)
> > > <stdin>:275:46: error: '__NR_io_uring_register' undeclared (first use in this function)
> > > tools/perf/arch/arm64/entry/syscalls//mksyscalltbl: line 48: /tmp/create-table-xvUQdD: Permission denied
> > >
> > > mksyscalltbl is compiled with default host includes, but run with
> >
> > It shouldn't :-\ So with this you're making it use the ones shipped in
> > tools/include? Good, I'll test it, thanks!
> >
> > - Arnaldo
> >
>
> I've hit the issue too, this patch fixes it for me.
> Tested.
Thanks, I'll add your Tested-by, appreciated.
- Arnaldo
next prev parent reply other threads:[~2019-05-21 15:19 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-05-21 3:02 [PATCH] perf arm64: Fix mksyscalltbl when system kernel headers are ahead of the kernel Vitaly Chikunov
2019-05-21 13:28 ` Arnaldo Carvalho de Melo
2019-05-21 14:34 ` Michael Petlan
2019-05-21 15:19 ` Arnaldo Carvalho de Melo [this message]
2019-05-21 18:03 ` Arnaldo Carvalho de Melo
2019-05-21 20:53 ` Vitaly Chikunov
2019-05-22 0:29 ` Arnaldo Carvalho de Melo
2019-05-28 21:22 ` [tip:perf/urgent] " tip-bot for Vitaly Chikunov
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