From: will.deacon@arm•com (Will Deacon)
To: linux-arm-kernel@lists•infradead.org
Subject: [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
next prev 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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