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From: Will Deacon <will.deacon@arm.com>
To: Nathan Lynch <nathan_lynch@mentor.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 16:39:19 +0100	[thread overview]
Message-ID: <20140922153919.GQ25809@arm.com> (raw)
In-Reply-To: <1411052390-27238-1-git-send-email-nathan_lynch@mentor.com>

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.

Will

  parent reply	other threads:[~2014-09-22 15:39 UTC|newest]

Thread overview: 22+ 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 ` [PATCH v2 1/3] clocksource: arm_arch_timer: change clocksource name if CP15 unavailable Nathan Lynch
2014-09-26  7:04   ` Daniel Lezcano
2014-09-26  9:26     ` Will Deacon
2014-09-26 11:34       ` Daniel Lezcano
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 ` [PATCH v2 3/3] clocksource: arm_arch_timer: consolidate arch_timer_evtstrm_enable Nathan Lynch
2014-09-22 15:39 ` Will Deacon [this message]
2014-09-22 16:15   ` [PATCH v2 0/3] arm_arch_timer: VDSO preparation, code consolidation Nathan Lynch
2014-09-22 18:56     ` Daniel Lezcano
2014-09-22 22:30   ` Russell King - ARM Linux
2014-09-23  0:28     ` Nathan Lynch
2014-09-24 14:12       ` Christopher Covington
2014-09-24 14:32         ` Nathan Lynch
2014-09-24 14:50           ` Russell King - ARM Linux
2014-09-24 16:58             ` Nathan Lynch
2014-09-24 18:58               ` Russell King - ARM Linux
2014-09-24 14:45     ` Catalin Marinas
2014-09-24 14:52       ` Russell King - ARM Linux
2014-09-24 15:04         ` Catalin Marinas
2014-09-24 15:08           ` Russell King - ARM Linux

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