From: Kevin Hilman <khilman@linaro.org>
To: Lokesh Vutla <lokeshvutla@ti.com>
Cc: will.deacon@arm.com, dietmar.eggemann@arm.com,
linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org, linux-omap@vger.kernel.org,
santosh.shilimkar@ti.com
Subject: Re: [PATCH] ARM: hw_breakpoint: Enable debug powerdown only if system supports 'has_ossr'
Date: Thu, 14 Mar 2013 10:38:43 -0700 [thread overview]
Message-ID: <87txodnaos.fsf@linaro.org> (raw)
In-Reply-To: <1363157553-21085-1-git-send-email-lokeshvutla@ti.com> (Lokesh Vutla's message of "Wed, 13 Mar 2013 12:22:33 +0530")
Lokesh Vutla <lokeshvutla@ti.com> writes:
> Commit {9a6eb31 ARM: hw_breakpoint: Debug powerdown support for self-hosted
> debug} introduces debug powerdown support for self-hosted debug.
> While merging the patch 'has_ossr' check was removed which
> was needed for hardwares which doesn't support self-hosted debug.
> Pandaboard (A9) is one such hardware and Dietmar's orginial
> patch did mention this issue.
> Without that check on Panda with CPUIDLE enabled, a flood of
> below messages thrown.
>
> [ 3.597930] hw-breakpoint: CPU 0 failed to disable vector catch
> [ 3.597991] hw-breakpoint: CPU 1 failed to disable vector catch
>
> So restore that check back to avoid the mentioned issue.
>
> Cc: Dietmar Eggemann <dietmar.eggemann@arm.com>
> Cc: Will Deacon <will.deacon@arm.com>
> Reported-by: Santosh Shilimkar <santosh.shilimkar@ti.com>
> Acked-by: Santosh Shilimkar <santosh.shilimkar@ti.com>
> Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
I just noticed this on my Panda boards with CPUidle enabled, and
$SUBJECT patch fixes it.
FWIW,
Tested-by: Kevin Hilman <khilman@linaro.org>
I agree that this should get queued for v3.9-rc.
Kevin
WARNING: multiple messages have this Message-ID (diff)
From: khilman@linaro.org (Kevin Hilman)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] ARM: hw_breakpoint: Enable debug powerdown only if system supports 'has_ossr'
Date: Thu, 14 Mar 2013 10:38:43 -0700 [thread overview]
Message-ID: <87txodnaos.fsf@linaro.org> (raw)
In-Reply-To: <1363157553-21085-1-git-send-email-lokeshvutla@ti.com> (Lokesh Vutla's message of "Wed, 13 Mar 2013 12:22:33 +0530")
Lokesh Vutla <lokeshvutla@ti.com> writes:
> Commit {9a6eb31 ARM: hw_breakpoint: Debug powerdown support for self-hosted
> debug} introduces debug powerdown support for self-hosted debug.
> While merging the patch 'has_ossr' check was removed which
> was needed for hardwares which doesn't support self-hosted debug.
> Pandaboard (A9) is one such hardware and Dietmar's orginial
> patch did mention this issue.
> Without that check on Panda with CPUIDLE enabled, a flood of
> below messages thrown.
>
> [ 3.597930] hw-breakpoint: CPU 0 failed to disable vector catch
> [ 3.597991] hw-breakpoint: CPU 1 failed to disable vector catch
>
> So restore that check back to avoid the mentioned issue.
>
> Cc: Dietmar Eggemann <dietmar.eggemann@arm.com>
> Cc: Will Deacon <will.deacon@arm.com>
> Reported-by: Santosh Shilimkar <santosh.shilimkar@ti.com>
> Acked-by: Santosh Shilimkar <santosh.shilimkar@ti.com>
> Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
I just noticed this on my Panda boards with CPUidle enabled, and
$SUBJECT patch fixes it.
FWIW,
Tested-by: Kevin Hilman <khilman@linaro.org>
I agree that this should get queued for v3.9-rc.
Kevin
WARNING: multiple messages have this Message-ID (diff)
From: Kevin Hilman <khilman@linaro.org>
To: Lokesh Vutla <lokeshvutla@ti.com>
Cc: <will.deacon@arm.com>, <dietmar.eggemann@arm.com>,
<linux-arm-kernel@lists.infradead.org>,
<linux-kernel@vger.kernel.org>, <linux-omap@vger.kernel.org>,
<santosh.shilimkar@ti.com>
Subject: Re: [PATCH] ARM: hw_breakpoint: Enable debug powerdown only if system supports 'has_ossr'
Date: Thu, 14 Mar 2013 10:38:43 -0700 [thread overview]
Message-ID: <87txodnaos.fsf@linaro.org> (raw)
In-Reply-To: <1363157553-21085-1-git-send-email-lokeshvutla@ti.com> (Lokesh Vutla's message of "Wed, 13 Mar 2013 12:22:33 +0530")
Lokesh Vutla <lokeshvutla@ti.com> writes:
> Commit {9a6eb31 ARM: hw_breakpoint: Debug powerdown support for self-hosted
> debug} introduces debug powerdown support for self-hosted debug.
> While merging the patch 'has_ossr' check was removed which
> was needed for hardwares which doesn't support self-hosted debug.
> Pandaboard (A9) is one such hardware and Dietmar's orginial
> patch did mention this issue.
> Without that check on Panda with CPUIDLE enabled, a flood of
> below messages thrown.
>
> [ 3.597930] hw-breakpoint: CPU 0 failed to disable vector catch
> [ 3.597991] hw-breakpoint: CPU 1 failed to disable vector catch
>
> So restore that check back to avoid the mentioned issue.
>
> Cc: Dietmar Eggemann <dietmar.eggemann@arm.com>
> Cc: Will Deacon <will.deacon@arm.com>
> Reported-by: Santosh Shilimkar <santosh.shilimkar@ti.com>
> Acked-by: Santosh Shilimkar <santosh.shilimkar@ti.com>
> Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
I just noticed this on my Panda boards with CPUidle enabled, and
$SUBJECT patch fixes it.
FWIW,
Tested-by: Kevin Hilman <khilman@linaro.org>
I agree that this should get queued for v3.9-rc.
Kevin
next prev parent reply other threads:[~2013-03-14 17:38 UTC|newest]
Thread overview: 35+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-03-13 6:52 [PATCH] ARM: hw_breakpoint: Enable debug powerdown only if system supports 'has_ossr' Lokesh Vutla
2013-03-13 6:52 ` Lokesh Vutla
2013-03-13 6:52 ` Lokesh Vutla
2013-03-13 12:05 ` Dietmar Eggemann
2013-03-13 12:05 ` Dietmar Eggemann
2013-03-13 12:29 ` Lokesh Vutla
2013-03-13 12:29 ` Lokesh Vutla
2013-03-14 7:38 ` Santosh Shilimkar
2013-03-14 7:38 ` Santosh Shilimkar
2013-03-15 5:00 ` Will Deacon
2013-03-15 5:00 ` Will Deacon
2013-03-18 6:51 ` Santosh Shilimkar
2013-03-18 6:51 ` Santosh Shilimkar
2013-03-18 6:51 ` Santosh Shilimkar
2013-03-18 15:07 ` Will Deacon
2013-03-18 15:07 ` Will Deacon
2013-03-18 15:46 ` Santosh Shilimkar
2013-03-18 15:46 ` Santosh Shilimkar
2013-03-18 17:06 ` Will Deacon
2013-03-18 17:06 ` Will Deacon
2013-03-19 6:39 ` Santosh Shilimkar
2013-03-19 6:39 ` Santosh Shilimkar
2013-03-19 10:28 ` Will Deacon
2013-03-19 10:28 ` Will Deacon
2013-03-25 9:11 ` Santosh Shilimkar
2013-03-25 9:11 ` Santosh Shilimkar
2013-03-25 10:49 ` Will Deacon
2013-03-25 10:49 ` Will Deacon
2013-03-25 10:55 ` Santosh Shilimkar
2013-03-25 10:55 ` Santosh Shilimkar
2013-03-28 11:59 ` Dietmar Eggemann
2013-03-28 11:59 ` Dietmar Eggemann
2013-03-14 17:38 ` Kevin Hilman [this message]
2013-03-14 17:38 ` Kevin Hilman
2013-03-14 17:38 ` Kevin Hilman
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