From: Mathieu Poirier <mathieu.poirier@linaro.org>
To: Mark Brown <broonie@kernel.org>
Cc: James Clark <james.clark@arm.com>,
coresight@lists.linaro.org, catalin.marinas@arm.com,
linux-arm-kernel@lists.infradead.org, suzuki.poulose@arm.com,
mike.leach@linaro.org, leo.yan@linaro.org,
linux-kernel@vger.kernel.org, Will Deacon <will@kernel.org>
Subject: Re: [PATCH 1/1] arm64: defconfig: Add Coresight as module
Date: Wed, 21 Sep 2022 10:46:22 -0600 [thread overview]
Message-ID: <20220921164622.GA1124503@p14s> (raw)
In-Reply-To: <YystQ3pw3uBpi0CT@sirena.org.uk>
On Wed, Sep 21, 2022 at 04:26:59PM +0100, Mark Brown wrote:
> On Wed, Sep 21, 2022 at 03:05:35PM +0100, James Clark wrote:
>
> > +CONFIG_CORESIGHT_CTI=m
> > +CONFIG_CORESIGHT_CTI_INTEGRATION_REGS=y
>
I agree - integration registers should not be enabled by default.
> Do we want this turned on by default? According to the
> description it's a bit dangerous and it's exposed via sysfs
> rather than debugfs.
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WARNING: multiple messages have this Message-ID (diff)
From: Mathieu Poirier <mathieu.poirier@linaro.org>
To: Mark Brown <broonie@kernel.org>
Cc: James Clark <james.clark@arm.com>,
coresight@lists.linaro.org, catalin.marinas@arm.com,
linux-arm-kernel@lists.infradead.org, suzuki.poulose@arm.com,
mike.leach@linaro.org, leo.yan@linaro.org,
linux-kernel@vger.kernel.org, Will Deacon <will@kernel.org>
Subject: Re: [PATCH 1/1] arm64: defconfig: Add Coresight as module
Date: Wed, 21 Sep 2022 10:46:22 -0600 [thread overview]
Message-ID: <20220921164622.GA1124503@p14s> (raw)
In-Reply-To: <YystQ3pw3uBpi0CT@sirena.org.uk>
On Wed, Sep 21, 2022 at 04:26:59PM +0100, Mark Brown wrote:
> On Wed, Sep 21, 2022 at 03:05:35PM +0100, James Clark wrote:
>
> > +CONFIG_CORESIGHT_CTI=m
> > +CONFIG_CORESIGHT_CTI_INTEGRATION_REGS=y
>
I agree - integration registers should not be enabled by default.
> Do we want this turned on by default? According to the
> description it's a bit dangerous and it's exposed via sysfs
> rather than debugfs.
next prev parent reply other threads:[~2022-09-21 16:47 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-09-21 14:05 [PATCH 0/1] arm64: defconfig: Add Coresight as module James Clark
2022-09-21 14:05 ` James Clark
2022-09-21 14:05 ` [PATCH 1/1] " James Clark
2022-09-21 14:05 ` James Clark
2022-09-21 15:26 ` Mark Brown
2022-09-21 15:26 ` Mark Brown
2022-09-21 16:46 ` Mathieu Poirier [this message]
2022-09-21 16:46 ` Mathieu Poirier
2022-09-22 9:04 ` James Clark
2022-09-22 9:04 ` James Clark
2022-09-22 9:26 ` Suzuki K Poulose
2022-09-22 9:26 ` Suzuki K Poulose
2022-09-21 15:08 ` [PATCH 0/1] " Catalin Marinas
2022-09-21 15:08 ` Catalin Marinas
2022-09-22 9:34 ` James Clark
2022-09-22 9:34 ` James Clark
2022-09-22 10:52 ` Catalin Marinas
2022-09-22 10:52 ` Catalin Marinas
2022-09-22 13:06 ` James Clark
2022-09-22 13:06 ` James Clark
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