From: Alexander Kochetkov <al.kochet@gmail.com>
To: "Heiko Stübner" <heiko@sntech.de>
Cc: LKML <linux-kernel@vger.kernel.org>,
devicetree@vger.kernel.org,
LAK <linux-arm-kernel@lists.infradead.org>,
linux-rockchip@lists.infradead.org,
Thomas Gleixner <tglx@linutronix.de>,
Mark Rutland <mark.rutland@arm.com>,
Rob Herring <robh+dt@kernel.org>,
Russell King <linux@armlinux.org.uk>,
Caesar Wang <wxt@rock-chips.com>,
Huang Tao <huangtao@rock-chips.com>,
Daniel Lezcano <daniel.lezcano@linaro.org>
Subject: Re: [PATCH v3 13/13] clocksource/drivers/rockchip_timer: Prevent ftrace recursion
Date: Tue, 29 Nov 2016 18:36:11 +0300 [thread overview]
Message-ID: <3CA13FA3-1110-4833-B844-446AF16931C5@gmail.com> (raw)
In-Reply-To: <7837485.H9nfDmPu0F@diego>
Hello Heiko!
Thank you for patch review!
> 29 нояб. 2016 г., в 18:01, Heiko Stübner <heiko@sntech.de> написал(а):
>
> you introduced the issue yourself in patch 11/13. In general any patch should
> never leave the kernel in a worse state than it was before, so no patch should
> ever introduce known issues itself.
Agree.
> In that line of thought, don't patches 10+11 introduce warnings about unused
> functions as well when applied without patch 12?
7 - yes
10 - not
11 - yes
> 29 нояб. 2016 г., в 18:03, Heiko Stübner <heiko@sntech.de> написал(а):
>
> Then why do you need another patch to remove them and don't do that in the
> patch removing their respective usage?
To make 7 more readable. Overwise patch messed up and unreadable.
It’s hard to track what going on in the patch.
> Maybe merge them?
I'll merge all of them.
P.S.
here comment from another thead about the patches.
http://lists.infradead.org/pipermail/linux-arm-kernel/2016-November/thread.html#470957
> 29 нояб. 2016 г., в 18:07, Robin Murphy <robin.murphy@arm.com> написал(а):
>
> 3288 (and probably anything newer) is irrelevant to this discussion, as
> it has the arch timer interface - that may be busted in other ways (such
> as not being correctly set up by firmware and not being always-on as it
> should), but frequency is not one of them. This only affects
> Cortex-A9/A5 based parts.
So I update comments for patches.
Looks, like I study archeology with my patches, as all new ARM chips not
affected by the problem anymore.
Regards,
Alexander.
next prev parent reply other threads:[~2016-11-29 15:36 UTC|newest]
Thread overview: 54+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-11-28 14:31 [PATCHv2 00/11] Implement clocksource for rockchip SoC using rockchip timer Alexander Kochetkov
2016-11-28 14:31 ` [PATCHv2 01/11] dt-bindings: clarify compatible property for rockchip timers Alexander Kochetkov
2016-11-28 14:31 ` [PATCHv2 02/11] ARM: dts: rockchip: update compatible property for rk3228 timer Alexander Kochetkov
2016-11-28 14:31 ` [PATCHv2 03/11] ARM: dts: rockchip: update compatible property for rk3229 timer Alexander Kochetkov
2016-11-28 14:31 ` [PATCHv2 04/11] ARM: dts: rockchip: add timer entries to rk3188 dtsi Alexander Kochetkov
2016-11-28 14:31 ` [PATCHv2 05/11] clocksource/drivers/rockchip_timer: split bc_timer into rk_timer and rk_clock_event_device Alexander Kochetkov
2016-11-28 14:31 ` [PATCHv2 06/11] clocksource/drivers/rockchip_timer: low level routines take rk_timer as parameter Alexander Kochetkov
2016-11-28 14:31 ` [PATCHv2 07/11] clocksource/drivers/rockchip_timer: drop unused rk_base() and rk_ctrl() Alexander Kochetkov
2016-11-28 14:31 ` [PATCHv2 08/11] clocksource/drivers/rockchip_timer: move TIMER_INT_UNMASK out of rk_timer_enable() Alexander Kochetkov
2016-11-28 14:31 ` [PATCHv2 09/11] clocksource/drivers/rockchip_timer: implement loading 64bit value into timer Alexander Kochetkov
2016-11-28 14:31 ` [PATCHv2 10/11] clocksource/drivers/rockchip_timer: implement reading 64bit value from timer Alexander Kochetkov
2016-11-28 14:31 ` [PATCHv2 11/11] clocksource/drivers/rockchip_timer: implement clocksource timer Alexander Kochetkov
2016-11-29 13:45 ` [PATCH v3 00/13] Implement clocksource for rockchip SoC using rockchip timer Alexander Kochetkov
2016-11-29 13:45 ` [PATCH v3 01/13] dt-bindings: clarify compatible property for rockchip timers Alexander Kochetkov
2016-11-29 13:45 ` [PATCH v3 02/13] ARM: dts: rockchip: update compatible property for rk3228 timer Alexander Kochetkov
2016-11-29 13:45 ` [PATCH v3 03/13] ARM: dts: rockchip: update compatible property for rk3229 timer Alexander Kochetkov
2016-11-29 13:45 ` [PATCH v3 04/13] ARM: dts: rockchip: add timer entries to rk3188 dtsi Alexander Kochetkov
2016-11-29 13:45 ` [PATCH v3 05/13] ARM: dts: rockchip: disable arm-global-timer for rk3188 Alexander Kochetkov
2016-11-29 13:45 ` [PATCH v3 06/13] clocksource/drivers/rockchip_timer: split bc_timer into rk_timer and rk_clock_event_device Alexander Kochetkov
2016-11-29 13:45 ` [PATCH v3 07/13] clocksource/drivers/rockchip_timer: low level routines take rk_timer as parameter Alexander Kochetkov
2016-11-29 13:45 ` [PATCH v3 08/13] clocksource/drivers/rockchip_timer: drop unused rk_base() and rk_ctrl() Alexander Kochetkov
2016-11-29 15:03 ` Heiko Stübner
2016-11-29 13:45 ` [PATCH v3 09/13] clocksource/drivers/rockchip_timer: move TIMER_INT_UNMASK out of rk_timer_enable() Alexander Kochetkov
2016-11-29 13:45 ` [PATCH v3 10/13] clocksource/drivers/rockchip_timer: implement loading 64bit value into timer Alexander Kochetkov
2016-11-29 13:45 ` [PATCH v3 11/13] clocksource/drivers/rockchip_timer: implement reading 64bit value from timer Alexander Kochetkov
2016-11-29 13:45 ` [PATCH v3 12/13] clocksource/drivers/rockchip_timer: implement clocksource timer Alexander Kochetkov
2016-11-29 13:45 ` [PATCH v3 13/13] clocksource/drivers/rockchip_timer: Prevent ftrace recursion Alexander Kochetkov
2016-11-29 15:01 ` Heiko Stübner
2016-11-29 15:36 ` Alexander Kochetkov [this message]
2016-11-29 16:14 ` [PATCH v4 0/9] Implement clocksource for rockchip SoC using rockchip timer Alexander Kochetkov
2016-11-29 16:14 ` [PATCH v4 1/9] dt-bindings: clarify compatible property for rockchip timers Alexander Kochetkov
2016-12-05 22:22 ` Rob Herring
2016-11-29 16:14 ` [PATCH v4 2/9] ARM: dts: rockchip: update compatible property for rk3228 timer Alexander Kochetkov
2017-01-23 15:40 ` Daniel Lezcano
2017-01-23 16:12 ` Heiko Stübner
2017-01-23 16:13 ` Alexander Kochetkov
2016-11-29 16:14 ` [PATCH v4 3/9] ARM: dts: rockchip: update compatible property for rk3229 timer Alexander Kochetkov
2016-11-29 16:14 ` [PATCH v4 4/9] ARM: dts: rockchip: add timer entries to rk3188 SoC Alexander Kochetkov
2016-11-29 16:14 ` [PATCH v4 5/9] ARM: dts: rockchip: disable arm-global-timer for rk3188 Alexander Kochetkov
2017-01-23 16:14 ` Heiko Stübner
2016-11-29 16:14 ` [PATCH v4 6/9] clocksource/drivers/rockchip_timer: split bc_timer into rk_timer and rk_clock_event_device Alexander Kochetkov
2017-01-23 16:26 ` Daniel Lezcano
2017-01-23 16:45 ` Alexander Kochetkov
2016-11-29 16:14 ` [PATCH v4 7/9] clocksource/drivers/rockchip_timer: low level routines take rk_timer as parameter Alexander Kochetkov
2016-11-29 16:14 ` [PATCH v4 8/9] clocksource/drivers/rockchip_timer: move TIMER_INT_UNMASK out of rk_timer_enable() Alexander Kochetkov
2016-11-29 16:14 ` [PATCH v4 9/9] clocksource/drivers/rockchip_timer: implement clocksource timer Alexander Kochetkov
2017-01-23 17:09 ` Heiko Stübner
2016-12-21 14:21 ` [PATCH v4 0/9] Implement clocksource for rockchip SoC using rockchip timer Alexander Kochetkov
2017-01-23 14:47 ` Daniel Lezcano
2017-01-23 17:12 ` Heiko Stübner
2017-01-23 17:24 ` Alexander Kochetkov
2017-01-23 17:57 ` Daniel Lezcano
2017-01-26 11:08 ` Alexander Kochetkov
2017-01-26 13:19 ` Daniel Lezcano
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