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From: Arnaldo Carvalho de Melo <acme@kernel.org>
To: Mark Rutland <mark.rutland@arm.com>
Cc: peterz@infradead.org, catalin.marinas@arm.com,
	will.deacon@arm.com, linux-kernel@vger.kernel.org,
	Raphael Gault <raphael.gault@arm.com>,
	mingo@redhat.com, linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH 1/7] perf: arm64: Compile tests unconditionally
Date: Tue, 11 Jun 2019 11:23:56 -0300	[thread overview]
Message-ID: <20190611142356.GA28689@kernel.org> (raw)
In-Reply-To: <20190611140907.GF29008@lakrids.cambridge.arm.com>

Em Tue, Jun 11, 2019 at 03:09:07PM +0100, Mark Rutland escreveu:
> On Tue, Jun 11, 2019 at 01:53:09PM +0100, Raphael Gault wrote:
> > In order to subsequently add more tests for the arm64 architecture
> > we compile the tests target for arm64 systematically.
> 
> Given prior questions regarding this commit, it's probably worth
> spelling things out more explicitly, e.g.
> 
>   Currently we only build the arm64/tests directory if
>   CONFIG_DWARF_UNWIND is selected, which is fine as the only test we
>   have is arm64/tests/dwarf-unwind.o.
> 
>   So that we can add more tests to the test directory, let's
>   unconditionally build the directory, but conditionally build
>   dwarf-unwind.o depending on CONFIG_DWARF_UNWIND.
> 
>   There should be no functional change as a result of this patch.
> 
> > 
> > Signed-off-by: Raphael Gault <raphael.gault@arm.com>
> 
> Either way, the patch looks good to me:
> 
> Acked-by: Mark Rutland <mark.rutland@arm.com>

I'll update the comment, collect your Acked-by and apply the patch.

- Arnaldo
 
> Mark.
> 
> > ---
> >  tools/perf/arch/arm64/Build       | 2 +-
> >  tools/perf/arch/arm64/tests/Build | 2 +-
> >  2 files changed, 2 insertions(+), 2 deletions(-)
> > 
> > diff --git a/tools/perf/arch/arm64/Build b/tools/perf/arch/arm64/Build
> > index 36222e64bbf7..a7dd46a5b678 100644
> > --- a/tools/perf/arch/arm64/Build
> > +++ b/tools/perf/arch/arm64/Build
> > @@ -1,2 +1,2 @@
> >  perf-y += util/
> > -perf-$(CONFIG_DWARF_UNWIND) += tests/
> > +perf-y += tests/
> > diff --git a/tools/perf/arch/arm64/tests/Build b/tools/perf/arch/arm64/tests/Build
> > index 41707fea74b3..a61c06bdb757 100644
> > --- a/tools/perf/arch/arm64/tests/Build
> > +++ b/tools/perf/arch/arm64/tests/Build
> > @@ -1,4 +1,4 @@
> >  perf-y += regs_load.o
> > -perf-y += dwarf-unwind.o
> > +perf-$(CONFIG_DWARF_UNWIND) += dwarf-unwind.o
> >  
> >  perf-y += arch-tests.o
> > -- 
> > 2.17.1
> > 

-- 

- Arnaldo

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  reply	other threads:[~2019-06-11 14:34 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-06-11 12:53 [PATCH 0/7] arm64: Enable access to pmu registers by user-space Raphael Gault
2019-06-11 12:53 ` [PATCH 1/7] perf: arm64: Compile tests unconditionally Raphael Gault
2019-06-11 14:09   ` Mark Rutland
2019-06-11 14:23     ` Arnaldo Carvalho de Melo [this message]
2019-06-11 17:01       ` Mark Rutland
2019-06-11 12:53 ` [PATCH 2/7] perf: arm64: Add test to check userspace access to hardware counters Raphael Gault
2019-06-11 12:53 ` [PATCH 3/7] perf: arm64: Use rseq to test userspace access to pmu counters Raphael Gault
2019-06-11 14:33   ` Arnaldo Carvalho de Melo
2019-06-11 16:57     ` Mark Rutland
2019-06-11 19:33       ` Mathieu Desnoyers
2019-06-13  7:10         ` Raphael Gault
2019-06-13  8:27           ` Mathieu Desnoyers
2019-06-13 11:02         ` Raphael Gault
2019-06-25 13:20         ` Raphael Gault
2019-06-25 13:29       ` Raphael Gault
2019-06-25 13:41         ` Will Deacon
2019-06-11 12:53 ` [PATCH 4/7] arm64: pmu: Add function implementation to update event index in userpage Raphael Gault
2019-06-11 12:53 ` [PATCH 5/7] arm64: pmu: Add hook to handle pmu-related undefined instructions Raphael Gault
2019-06-11 12:53 ` [PATCH 6/7] arm64: perf: Enable pmu counter direct access for perf event on armv8 Raphael Gault
2019-06-11 12:53 ` [PATCH 7/7] Documentation: arm64: Document PMU counters access from userspace Raphael Gault

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