From: Nathan_Lynch@mentor.com (Nathan Lynch)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v2 0/3] arm_arch_timer: VDSO preparation, code consolidation
Date: Mon, 22 Sep 2014 11:15:46 -0500 [thread overview]
Message-ID: <54204B32.5000905@mentor.com> (raw)
In-Reply-To: <20140922153919.GQ25809@arm.com>
On 09/22/2014 10:39 AM, Will Deacon wrote:
> On Thu, Sep 18, 2014 at 03:59:32PM +0100, Nathan Lynch wrote:
>> This series contains the necessary changes to allow architected timer
>> access from user-space on 32-bit ARM. This allows the VDSO to support
>> high resolution timestamps for clock_gettime and gettimeofday. This
>> also merges substantially similar code from arm and arm64 into the
>> core arm_arch_timer driver.
>>
>> The functional changes are:
>> - When available, CNTVCT is made readable by user space on arm, as it
>> is on arm64.
>> - The clocksource name becomes "arch_mem_counter" if CP15 access to
>> the counter is not available.
>>
>> These changes have been carried as part of the ARM VDSO patch set over
>> the last several months, but I am splitting them out here as I assume
>> they should go through the clocksource maintainers.
>
> For the series:
>
> Acked-by: Will Deacon <will.deacon@arm.com>
>
> I'm not sure which tree the arch-timer stuff usually goes through, but
> the arm/arm64 bits look fine so I'm happy for them to merged together.
Thanks Will.
MAINTAINERS does not have a specific entry for
drivers/clocksource/arm_arch_timer.c, so I am working under the
assumption that the series would go through Daniel or Thomas.
Daniel and/or Thomas, can you take this series please?
WARNING: multiple messages have this Message-ID (diff)
From: Nathan Lynch <Nathan_Lynch@mentor.com>
To: Will Deacon <will.deacon@arm.com>
Cc: Daniel Lezcano <daniel.lezcano@linaro.org>,
Catalin Marinas <Catalin.Marinas@arm.com>,
Christopher Covington <cov@codeaurora.org>,
Doug Anderson <dianders@chromium.org>,
Lorenzo Pieralisi <Lorenzo.Pieralisi@arm.com>,
Marc Zyngier <Marc.Zyngier@arm.com>,
Mark Rutland <Mark.Rutland@arm.com>,
Russell King <linux@arm.linux.org.uk>,
Sonny Rao <sonnyrao@chromium.org>,
Stephen Boyd <sboyd@codeaurora.org>,
Thomas Gleixner <tglx@linutronix.de>,
"linux-arm-kernel@lists.infradead.org"
<linux-arm-kernel@lists.infradead.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH v2 0/3] arm_arch_timer: VDSO preparation, code consolidation
Date: Mon, 22 Sep 2014 11:15:46 -0500 [thread overview]
Message-ID: <54204B32.5000905@mentor.com> (raw)
In-Reply-To: <20140922153919.GQ25809@arm.com>
On 09/22/2014 10:39 AM, Will Deacon wrote:
> On Thu, Sep 18, 2014 at 03:59:32PM +0100, Nathan Lynch wrote:
>> This series contains the necessary changes to allow architected timer
>> access from user-space on 32-bit ARM. This allows the VDSO to support
>> high resolution timestamps for clock_gettime and gettimeofday. This
>> also merges substantially similar code from arm and arm64 into the
>> core arm_arch_timer driver.
>>
>> The functional changes are:
>> - When available, CNTVCT is made readable by user space on arm, as it
>> is on arm64.
>> - The clocksource name becomes "arch_mem_counter" if CP15 access to
>> the counter is not available.
>>
>> These changes have been carried as part of the ARM VDSO patch set over
>> the last several months, but I am splitting them out here as I assume
>> they should go through the clocksource maintainers.
>
> For the series:
>
> Acked-by: Will Deacon <will.deacon@arm.com>
>
> I'm not sure which tree the arch-timer stuff usually goes through, but
> the arm/arm64 bits look fine so I'm happy for them to merged together.
Thanks Will.
MAINTAINERS does not have a specific entry for
drivers/clocksource/arm_arch_timer.c, so I am working under the
assumption that the series would go through Daniel or Thomas.
Daniel and/or Thomas, can you take this series please?
next prev parent reply other threads:[~2014-09-22 16:15 UTC|newest]
Thread overview: 44+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-09-18 14:59 [PATCH v2 0/3] arm_arch_timer: VDSO preparation, code consolidation Nathan Lynch
2014-09-18 14:59 ` Nathan Lynch
2014-09-18 14:59 ` [PATCH v2 1/3] clocksource: arm_arch_timer: change clocksource name if CP15 unavailable Nathan Lynch
2014-09-18 14:59 ` Nathan Lynch
2014-09-26 7:04 ` Daniel Lezcano
2014-09-26 7:04 ` Daniel Lezcano
2014-09-26 9:26 ` Will Deacon
2014-09-26 9:26 ` Will Deacon
2014-09-26 11:34 ` Daniel Lezcano
2014-09-26 11:34 ` Daniel Lezcano
2014-09-26 14:55 ` Nathan Lynch
2014-09-26 14:55 ` Nathan Lynch
2014-09-18 14:59 ` [PATCH v2 2/3] clocksource: arm_arch_timer: enable counter access for 32-bit ARM Nathan Lynch
2014-09-18 14:59 ` Nathan Lynch
2014-09-18 14:59 ` [PATCH v2 3/3] clocksource: arm_arch_timer: consolidate arch_timer_evtstrm_enable Nathan Lynch
2014-09-18 14:59 ` Nathan Lynch
2014-09-22 15:39 ` [PATCH v2 0/3] arm_arch_timer: VDSO preparation, code consolidation Will Deacon
2014-09-22 15:39 ` Will Deacon
2014-09-22 16:15 ` Nathan Lynch [this message]
2014-09-22 16:15 ` Nathan Lynch
2014-09-22 18:56 ` Daniel Lezcano
2014-09-22 18:56 ` Daniel Lezcano
2014-09-22 22:30 ` Russell King - ARM Linux
2014-09-22 22:30 ` Russell King - ARM Linux
2014-09-23 0:28 ` Nathan Lynch
2014-09-23 0:28 ` Nathan Lynch
2014-09-24 14:12 ` Christopher Covington
2014-09-24 14:12 ` Christopher Covington
2014-09-24 14:32 ` Nathan Lynch
2014-09-24 14:32 ` Nathan Lynch
2014-09-24 14:50 ` Russell King - ARM Linux
2014-09-24 14:50 ` Russell King - ARM Linux
2014-09-24 16:58 ` Nathan Lynch
2014-09-24 16:58 ` Nathan Lynch
2014-09-24 18:58 ` Russell King - ARM Linux
2014-09-24 18:58 ` Russell King - ARM Linux
2014-09-24 14:45 ` Catalin Marinas
2014-09-24 14:45 ` Catalin Marinas
2014-09-24 14:52 ` Russell King - ARM Linux
2014-09-24 14:52 ` Russell King - ARM Linux
2014-09-24 15:04 ` Catalin Marinas
2014-09-24 15:04 ` Catalin Marinas
2014-09-24 15:08 ` Russell King - ARM Linux
2014-09-24 15:08 ` Russell King - ARM Linux
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