From: Paul Mundt <lethal@linux-sh.org>
To: "R. J. Wysocki" <Rafal.Wysocki@fuw.edu.pl>
Cc: LKML <linux-kernel@vger.kernel.org>, Greg KH <gregkh@suse.de>,
Kay Sievers <kay.sievers@suse.de>,
Linux PM mailing list <linux-pm@lists.linux-foundation.org>,
Russell King <linux@arm.linux.org.uk>,
Magnus Damm <magnus.damm@gmail.com>,
linux-sh@vger.kernel.org
Subject: Re: [PATCH 9/10] sh: Use struct syscore_ops instead of sysdev class and sysdev
Date: Thu, 17 Mar 2011 08:20:17 +0000 [thread overview]
Message-ID: <20110317082016.GB13315@linux-sh.org> (raw)
In-Reply-To: <201103131403.49561.rwys@fuw.edu.pl>
On Sun, Mar 13, 2011 at 02:03:49PM +0100, R. J. Wysocki wrote:
> From: Rafael J. Wysocki <rjw@sisk.pl>
>
> Convert the SuperH clocks framework and shared interrupt handling
> code to using struct syscore_ops instead of a sysdev classes and
> sysdevs for power managment.
>
> This reduces the code size significantly and simplifies it. The
> optimizations causing things not to be restored after creating a
> hibernation image are removed, but they might lead to undesirable
> effects during resume from hibernation (e.g. the clocks would be left
> as the boot kernel set them, which might be not the same way as the
> hibernated kernel had seen them before the hibernation).
>
> This also is necessary for removing sysdevs from the kernel entirely
> in the future.
>
> Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
This misses the use of the sysdev class by the userimask code, though I'm
open to suggestions for alternatives.
WARNING: multiple messages have this Message-ID (diff)
From: Paul Mundt <lethal@linux-sh.org>
To: "R. J. Wysocki" <Rafal.Wysocki@fuw.edu.pl>
Cc: LKML <linux-kernel@vger.kernel.org>, Greg KH <gregkh@suse.de>,
Kay Sievers <kay.sievers@suse.de>,
Linux PM mailing list <linux-pm@lists.linux-foundation.org>,
Russell King <linux@arm.linux.org.uk>,
Magnus Damm <magnus.damm@gmail.com>,
linux-sh@vger.kernel.org
Subject: Re: [PATCH 9/10] sh: Use struct syscore_ops instead of sysdev class and sysdev
Date: Thu, 17 Mar 2011 17:20:17 +0900 [thread overview]
Message-ID: <20110317082016.GB13315@linux-sh.org> (raw)
In-Reply-To: <201103131403.49561.rwys@fuw.edu.pl>
On Sun, Mar 13, 2011 at 02:03:49PM +0100, R. J. Wysocki wrote:
> From: Rafael J. Wysocki <rjw@sisk.pl>
>
> Convert the SuperH clocks framework and shared interrupt handling
> code to using struct syscore_ops instead of a sysdev classes and
> sysdevs for power managment.
>
> This reduces the code size significantly and simplifies it. The
> optimizations causing things not to be restored after creating a
> hibernation image are removed, but they might lead to undesirable
> effects during resume from hibernation (e.g. the clocks would be left
> as the boot kernel set them, which might be not the same way as the
> hibernated kernel had seen them before the hibernation).
>
> This also is necessary for removing sysdevs from the kernel entirely
> in the future.
>
> Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
This misses the use of the sysdev class by the userimask code, though I'm
open to suggestions for alternatives.
next prev parent reply other threads:[~2011-03-17 8:20 UTC|newest]
Thread overview: 198+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-03-10 0:31 [RFC][PATCH 0/2] Allow subsystems to avoid using sysdevs for defining "core" PM callbacks Rafael J. Wysocki
2011-03-10 0:33 ` [RFC][PATCH 1/2] Introduce struct syscore_ops and related functionality Rafael J. Wysocki
2011-03-10 0:33 ` Rafael J. Wysocki
2011-03-10 3:33 ` [linux-pm] " Alan Stern
2011-03-10 10:42 ` Rafael J. Wysocki
2011-03-10 10:42 ` Rafael J. Wysocki
2011-03-10 11:30 ` [RFC][Update][PATCH " Rafael J. Wysocki
2011-03-11 17:11 ` Greg KH
2011-03-11 17:11 ` Greg KH
2011-03-11 20:13 ` Rafael J. Wysocki
2011-03-11 20:13 ` Rafael J. Wysocki
2011-03-11 20:16 ` Greg KH
2011-03-11 20:33 ` Rafael J. Wysocki
2011-03-11 20:33 ` Rafael J. Wysocki
2011-03-11 20:16 ` Greg KH
2011-03-10 11:30 ` Rafael J. Wysocki
2011-03-10 3:33 ` [RFC][PATCH " Alan Stern
2011-03-10 0:34 ` [RFC][PATCH 2/2] Convert several sysdev users to using struct syscore_ops Rafael J. Wysocki
2011-03-10 0:34 ` Rafael J. Wysocki
2011-03-11 17:12 ` Greg KH
2011-03-11 17:12 ` Greg KH
2011-03-11 20:29 ` Rafael J. Wysocki
2011-03-11 20:29 ` Rafael J. Wysocki
2011-03-11 20:33 ` Greg KH
2011-03-11 20:33 ` Greg KH
2011-03-11 20:45 ` Rafael J. Wysocki
2011-03-11 20:45 ` Rafael J. Wysocki
2011-03-10 13:05 ` [RFC][PATCH 0/2] Allow subsystems to avoid using sysdevs for defining "core" PM callbacks Kay Sievers
2011-03-10 13:05 ` Kay Sievers
2011-03-10 19:04 ` Rafael J. Wysocki
2011-03-10 19:04 ` Rafael J. Wysocki
2011-03-12 21:12 ` [PATCH 0/8] " Rafael J. Wysocki
2011-03-12 21:12 ` Rafael J. Wysocki
2011-03-12 21:13 ` [PATCH 1/8] PM / Core: Introcude struct syscore_ops Rafael J. Wysocki
2011-03-12 21:13 ` Rafael J. Wysocki
2011-03-12 21:15 ` [PATCH 2/8] x86: Use syscore_ops instead of sysdev classes and sysdevs Rafael J. Wysocki
2011-03-12 21:15 ` Rafael J. Wysocki
2011-03-13 14:23 ` Thomas Gleixner
2011-03-13 15:07 ` Rafael J. Wysocki
2011-03-13 15:07 ` Rafael J. Wysocki
2011-03-13 14:23 ` Thomas Gleixner
2011-03-12 21:16 ` [PATCH 3/8] ACPI: Use syscore_ops instead of sysdev class and sysdev Rafael J. Wysocki
2011-03-18 21:38 ` Len Brown
2011-03-18 21:38 ` Len Brown
2011-03-12 21:16 ` Rafael J. Wysocki
2011-03-12 21:17 ` [PATCH 4/8] timekeeping: " Rafael J. Wysocki
2011-03-13 13:56 ` Thomas Gleixner
2011-03-13 13:56 ` Thomas Gleixner
2011-03-13 15:08 ` Rafael J. Wysocki
2011-03-13 15:08 ` Rafael J. Wysocki
2011-03-12 21:17 ` Rafael J. Wysocki
2011-03-12 21:18 ` [PATCH 5/8] PCI / Intel IOMMU: " Rafael J. Wysocki
2011-03-12 21:18 ` Rafael J. Wysocki
2011-06-02 17:30 ` Tony Luck
2011-06-06 17:57 ` Rafael J. Wysocki
2011-06-06 17:58 ` Luck, Tony
2011-06-06 17:58 ` Luck, Tony
2011-06-06 17:57 ` Rafael J. Wysocki
2011-06-02 17:30 ` Tony Luck
2011-03-12 21:18 ` [PATCH 6/8] KVM: " Rafael J. Wysocki
2011-03-12 21:18 ` Rafael J. Wysocki
2011-03-12 21:20 ` [PATCH 7/8] cpufreq: Use syscore_ops for boot CPU suspend/resume Rafael J. Wysocki
2011-03-12 21:20 ` Rafael J. Wysocki
2011-03-15 21:43 ` [Update, v2] " Rafael J. Wysocki
2011-03-15 21:43 ` Rafael J. Wysocki
2011-03-12 21:21 ` [PATCH 8/8] Introduce ARCH_NO_SYSDEV_OPS config option Rafael J. Wysocki
2011-03-13 13:55 ` Thomas Gleixner
2011-03-13 13:55 ` Thomas Gleixner
2011-03-13 15:30 ` [Update] " Rafael J. Wysocki
2011-03-13 15:30 ` Rafael J. Wysocki
2011-03-12 21:21 ` Rafael J. Wysocki
2011-03-13 13:02 ` [PATCH 9-10/10] Allow subsystems to avoid using sysdevs for defining "core" PM callbacks Rafael J. Wysocki
2011-03-13 13:02 ` Rafael J. Wysocki
2011-03-13 13:03 ` [PATCH 9/10] sh: Use struct syscore_ops instead of sysdev class and sysdev R. J. Wysocki
2011-03-13 13:03 ` R. J. Wysocki
2011-03-17 8:20 ` Paul Mundt [this message]
2011-03-17 8:20 ` Paul Mundt
2011-03-19 0:47 ` Rafael J. Wysocki
2011-03-19 0:47 ` Rafael J. Wysocki
2011-03-22 14:04 ` Paul Mundt
2011-03-22 14:04 ` Paul Mundt
2011-03-22 14:04 ` Paul Mundt
2011-03-22 14:19 ` [PATCH 9/10] sh: Use struct syscore_ops instead of sysdev Kay Sievers
2011-03-22 14:19 ` [PATCH 9/10] sh: Use struct syscore_ops instead of sysdev class and sysdev Kay Sievers
2011-03-22 20:30 ` Rafael J. Wysocki
2011-03-22 20:30 ` Rafael J. Wysocki
2011-03-22 20:30 ` Rafael J. Wysocki
2011-03-22 20:39 ` Kay Sievers
2011-03-22 20:39 ` [PATCH 9/10] sh: Use struct syscore_ops instead of sysdev Kay Sievers
2011-03-22 20:39 ` [PATCH 9/10] sh: Use struct syscore_ops instead of sysdev class and sysdev Kay Sievers
2011-03-22 21:00 ` Rafael J. Wysocki
2011-03-22 21:00 ` Rafael J. Wysocki
2011-03-22 21:00 ` Rafael J. Wysocki
2011-03-22 21:12 ` [PATCH 9/10] sh: Use struct syscore_ops instead of sysdev Kay Sievers
2011-03-22 21:12 ` [PATCH 9/10] sh: Use struct syscore_ops instead of sysdev class and sysdev Kay Sievers
2011-03-22 21:49 ` Paul Mundt
2011-03-22 21:49 ` Paul Mundt
2011-03-22 21:49 ` Paul Mundt
2011-03-22 22:00 ` Kay Sievers
2011-03-22 22:00 ` [PATCH 9/10] sh: Use struct syscore_ops instead of sysdev Kay Sievers
2011-03-22 22:00 ` [PATCH 9/10] sh: Use struct syscore_ops instead of sysdev class and sysdev Kay Sievers
2011-03-22 22:23 ` Rafael J. Wysocki
2011-03-22 22:23 ` Rafael J. Wysocki
2011-03-22 22:23 ` Rafael J. Wysocki
2011-03-22 22:44 ` [PATCH 9/10] sh: Use struct syscore_ops instead of sysdev Kay Sievers
2011-03-22 22:44 ` [PATCH 9/10] sh: Use struct syscore_ops instead of sysdev class and sysdev Kay Sievers
2011-03-22 23:32 ` Rafael J. Wysocki
2011-03-22 23:32 ` Rafael J. Wysocki
2011-03-22 23:32 ` Rafael J. Wysocki
2011-03-22 23:46 ` Kay Sievers
2011-03-22 23:46 ` [PATCH 9/10] sh: Use struct syscore_ops instead of sysdev Kay Sievers
2011-03-22 23:46 ` [PATCH 9/10] sh: Use struct syscore_ops instead of sysdev class and sysdev Kay Sievers
2011-03-22 23:50 ` Rafael J. Wysocki
2011-03-22 23:50 ` Rafael J. Wysocki
2011-03-22 23:50 ` Rafael J. Wysocki
2011-03-23 9:45 ` [PATCH 9/10] sh: Use struct syscore_ops instead of sysdev Russell King - ARM Linux
2011-03-23 9:45 ` [PATCH 9/10] sh: Use struct syscore_ops instead of sysdev class and sysdev Russell King - ARM Linux
2011-03-23 9:45 ` Russell King - ARM Linux
2011-03-22 22:44 ` Kay Sievers
2011-03-22 22:23 ` Paul Mundt
2011-03-22 22:23 ` Paul Mundt
2011-03-23 11:12 ` Mark Brown
2011-03-23 11:12 ` [PATCH 9/10] sh: Use struct syscore_ops instead of sysdev Mark Brown
2011-03-23 11:12 ` [PATCH 9/10] sh: Use struct syscore_ops instead of sysdev class and sysdev Mark Brown
2011-03-23 11:28 ` Paul Mundt
2011-03-23 11:28 ` Paul Mundt
2011-03-23 11:28 ` Paul Mundt
2011-03-22 22:23 ` Paul Mundt
2011-03-22 22:05 ` Rafael J. Wysocki
2011-03-22 22:05 ` Rafael J. Wysocki
2011-03-22 22:20 ` Kay Sievers
2011-03-22 22:20 ` [PATCH 9/10] sh: Use struct syscore_ops instead of sysdev Kay Sievers
2011-03-22 22:20 ` [PATCH 9/10] sh: Use struct syscore_ops instead of sysdev class and sysdev Kay Sievers
2011-03-22 22:42 ` Rafael J. Wysocki
2011-03-22 22:42 ` Rafael J. Wysocki
2011-03-22 22:42 ` Rafael J. Wysocki
2011-03-22 22:56 ` Kay Sievers
2011-03-22 22:56 ` [PATCH 9/10] sh: Use struct syscore_ops instead of sysdev Kay Sievers
2011-03-22 22:56 ` [PATCH 9/10] sh: Use struct syscore_ops instead of sysdev class and sysdev Kay Sievers
2011-03-22 23:05 ` [PATCH 9/10] sh: Use struct syscore_ops instead of sysdev Kay Sievers
2011-03-22 23:05 ` [PATCH 9/10] sh: Use struct syscore_ops instead of sysdev class and sysdev Kay Sievers
2011-03-22 23:47 ` Rafael J. Wysocki
2011-03-22 23:47 ` Rafael J. Wysocki
2011-03-22 23:47 ` Rafael J. Wysocki
2011-03-22 23:05 ` Kay Sievers
2011-03-22 22:05 ` Rafael J. Wysocki
2011-03-22 21:12 ` Kay Sievers
2011-03-22 14:19 ` Kay Sievers
2011-03-22 20:19 ` Rafael J. Wysocki
2011-03-22 20:19 ` Rafael J. Wysocki
2011-03-22 20:19 ` Rafael J. Wysocki
2011-03-23 9:59 ` Paul Mundt
2011-03-23 9:59 ` Paul Mundt
2011-03-23 20:39 ` Rafael J. Wysocki
2011-03-23 20:39 ` Rafael J. Wysocki
2011-03-23 20:39 ` Rafael J. Wysocki
2011-03-23 9:59 ` Paul Mundt
2011-03-19 0:47 ` Rafael J. Wysocki
2011-03-17 8:20 ` Paul Mundt
2011-03-13 13:03 ` R. J. Wysocki
2011-03-13 13:04 ` [PATCH 10/10] ARM: Use struct syscore_ops instead of sysdevs for PM in timer and leds Rafael J. Wysocki
2011-03-13 13:04 ` Rafael J. Wysocki
2011-03-13 13:04 ` Rafael J. Wysocki
2011-03-14 9:06 ` Stephen Boyd
2011-03-14 9:06 ` [PATCH 10/10] ARM: Use struct syscore_ops instead of sysdevs Stephen Boyd
2011-03-14 9:06 ` [PATCH 10/10] ARM: Use struct syscore_ops instead of sysdevs for PM in timer and leds Stephen Boyd
2011-03-14 19:54 ` [Update] " Rafael J. Wysocki
2011-03-14 19:54 ` Rafael J. Wysocki
2011-03-14 19:54 ` Rafael J. Wysocki
2011-03-13 13:02 ` [PATCH 9-10/10] Allow subsystems to avoid using sysdevs for defining "core" PM callbacks Rafael J. Wysocki
2011-03-21 23:31 ` [PATCH 0/6] Do not use sysdevs for implementing "core" PM operations on x86 Rafael J. Wysocki
2011-03-21 23:31 ` Rafael J. Wysocki
2011-03-21 23:34 ` [PATCH 1/6] x86: Use syscore_ops instead of sysdev classes and sysdevs Rafael J. Wysocki
2011-03-21 23:34 ` Rafael J. Wysocki
2011-03-21 23:35 ` [PATCH 2/6] timekeeping: Use syscore_ops instead of sysdev class and sysdev Rafael J. Wysocki
2011-03-21 23:35 ` Rafael J. Wysocki
2011-03-21 23:36 ` [PATCH 3/6] PCI / Intel IOMMU: " Rafael J. Wysocki
2011-03-22 10:57 ` Joerg Roedel
2011-03-22 22:07 ` Rafael J. Wysocki
2011-03-22 22:07 ` Rafael J. Wysocki
2011-03-23 7:48 ` Roedel, Joerg
2011-03-23 7:48 ` Roedel, Joerg
2011-03-22 10:57 ` Joerg Roedel
2011-03-21 23:36 ` Rafael J. Wysocki
2011-03-21 23:37 ` [PATCH 4/6] KVM: " Rafael J. Wysocki
2011-03-21 23:37 ` Rafael J. Wysocki
2011-03-22 9:18 ` Avi Kivity
2011-03-22 9:18 ` Avi Kivity
2011-03-21 23:38 ` [PATCH 5/6] cpufreq: Use syscore_ops for boot CPU suspend/resume (v2) Rafael J. Wysocki
2011-03-21 23:38 ` Rafael J. Wysocki
2011-03-21 23:38 ` [PATCH 6/6] Introduce ARCH_NO_SYSDEV_OPS config option (v2) Rafael J. Wysocki
2011-03-21 23:38 ` Rafael J. Wysocki
2011-03-22 10:32 ` [PATCH 0/6] Do not use sysdevs for implementing "core" PM operations on x86 Ingo Molnar
2011-03-22 20:33 ` Rafael J. Wysocki
2011-03-22 20:33 ` Rafael J. Wysocki
2011-03-25 22:51 ` [GIT PULL] More power management updates for 2.6.39 Rafael J. Wysocki
2011-03-25 22:51 ` Rafael J. Wysocki
2011-03-22 10:32 ` [PATCH 0/6] Do not use sysdevs for implementing "core" PM operations on x86 Ingo Molnar
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