From: Mathieu Poirier <mathieu.poirier@linaro.org>
To: Solomon Tan <solomonbstoner@protonmail.ch>
Cc: "peterz@infradead.org" <peterz@infradead.org>,
"mingo@redhat.com" <mingo@redhat.com>,
"acme@kernel.org" <acme@kernel.org>,
"linux-arm-kernel@lists.infradead.org"
<linux-arm-kernel@lists.infradead.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"suzuki.poulose@arm.com" <suzuki.poulose@arm.com>,
"alexander.shishkin@linux.intel.com"
<alexander.shishkin@linux.intel.com>,
"jolsa@redhat.com" <jolsa@redhat.com>,
"namhyung@kernel.org" <namhyung@kernel.org>,
"robert.walker@arm.com" <robert.walker@arm.com>,
"acme@redhat.com" <acme@redhat.com>
Subject: Re: [PATCH v3] perf tools: Add missing case value
Date: Wed, 20 Mar 2019 10:03:08 -0600 [thread overview]
Message-ID: <CANLsYkxHhi5uQfeb0zdM2o=v7DF9WtR895Cjpq+O=3dBnYPx7A@mail.gmail.com> (raw)
In-Reply-To: <PF2cGMeKmyLsYmtoatcC6SV8XK45pcXs-AI2V6BllH1iILYBAVjIz-u2VWanTWH4pT0Qe4pdKY1h8q02Fy4yE0GhAoV3T_jnIYu4oDfsaDo=@protonmail.ch>
On Tue, 19 Mar 2019 at 21:20, Solomon Tan <solomonbstoner@protonmail.ch> wrote:
>
> The following error was thrown when compiling `tools/perf` using OpenCSD
> v0.11.1. This patch fixes said error.
>
> ```
> CC util/intel-pt-decoder/intel-pt-log.o
> CC util/cs-etm-decoder/cs-etm-decoder.o
> util/cs-etm-decoder/cs-etm-decoder.c: In function
> ‘cs_etm_decoder__buffer_range’:
> util/cs-etm-decoder/cs-etm-decoder.c:370:2: error: enumeration value ‘OCSD_INSTR_WFI_WFE’ not handled in switch [-Werror=switch-enum]
> switch (elem->last_i_type) {
> ^~~~~~
> CC util/intel-pt-decoder/intel-pt-decoder.o
> cc1: all warnings being treated as errors
> ```
>
> Because `OCSD_INSTR_WFI_WFE` case was only added after v0.11.0, the minimum
> required OpenCSD library version for this patch is no longer v0.10.0.
>
> Signed-off-by: Solomon Tan <solomonbstoner@protonmail.ch>
> ---
> tools/build/feature/test-libopencsd.c | 4 ++--
> tools/perf/util/cs-etm-decoder/cs-etm-decoder.c | 1 +
> 2 files changed, 3 insertions(+), 2 deletions(-)
>
> diff --git a/tools/build/feature/test-libopencsd.c b/tools/build/feature/test-libopencsd.c
> index d68eb4fb40cc..2b0e02c38870 100644
> --- a/tools/build/feature/test-libopencsd.c
> +++ b/tools/build/feature/test-libopencsd.c
> @@ -4,9 +4,9 @@
> /*
> * Check OpenCSD library version is sufficient to provide required features
> */
> -#define OCSD_MIN_VER ((0 << 16) | (10 << 8) | (0))
> +#define OCSD_MIN_VER ((0 << 16) | (11 << 8) | (0))
> #if !defined(OCSD_VER_NUM) || (OCSD_VER_NUM < OCSD_MIN_VER)
> -#error "OpenCSD >= 0.10.0 is required"
> +#error "OpenCSD >= 0.11.0 is required"
> #endif
>
>
> int main(void)
> diff --git a/tools/perf/util/cs-etm-decoder/cs-etm-decoder.c b/tools/perf/util/cs-etm-decoder/cs-etm-decoder.c
> index 8c155575c6c5..2a8bf6b45a30 100644
> --- a/tools/perf/util/cs-etm-decoder/cs-etm-decoder.c
> +++ b/tools/perf/util/cs-etm-decoder/cs-etm-decoder.c
> @@ -374,6 +374,7 @@ cs_etm_decoder__buffer_range(struct cs_etm_decoder *decoder,
> break;
> case OCSD_INSTR_ISB:
> case OCSD_INSTR_DSB_DMB:
> + case OCSD_INSTR_WFI_WFE:
> case OCSD_INSTR_OTHER:
> default:
> packet->last_instr_taken_branch = false;
> --
>
Your patch is now technically sound. Please run it through checkpatch
and rebase your work against the coresight next tree [1].
[1]. https://git.linaro.org/kernel/coresight.git/log/?h=next
> 2.19.1
prev parent reply other threads:[~2019-03-20 16:03 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-03-20 3:20 [PATCH v3] perf tools: Add missing case value Solomon Tan
2019-03-20 16:03 ` Mathieu Poirier [this message]
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