[RFC][PATCH -mm 0/3] Separate freezer flags

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To: Andrew Morton <akpm@...>
Cc: Ingo Molnar <mingo@...>, <ego@...>, Oleg Nesterov <oleg@...>, <linux-kernel@...>, <vatsa@...>, <paulmck@...>, <pavel@...>
Date: Sunday, April 22, 2007 - 3:28 pm

Hi,

The following three patches are related to the separation of the freezer flags
from process/threadinfo flags.

The first patch separates the freezer from the PM code, because it's no longer
a PM-specific piece of code.  This also makes the second patch look better.

The second patch introduces the freezer_flags field of task_struct, present
only if the freezer is compiled in.  All of the freezer-related flags per-task
flags are moved to this field and auxiliary functions for operating them are
defined in freezer.h .  This overlaps with the Gautham's work to some extent,
but I think it's better to introduce these changes independently of the CPU
hotplug code.

The third patch is a bonus. ;-)

Greetings,
Rafael

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Messages in current thread:
[RFC 0/2] Fix Freezer related races., Gautham R Shenoy, (Thu Apr 19, 8:01 am)
[RFC PATCH(experimental) 2/2] Fix freezer-kthread_stop race, Gautham R Shenoy, (Thu Apr 19, 8:04 am)
Re: [RFC PATCH(experimental) 2/2] Fix freezer-kthread_stop r..., Rafael J. Wysocki, (Fri Apr 20, 4:54 am)
Re: [RFC PATCH(experimental) 2/2] Fix freezer-kthread_stop r..., Rafael J. Wysocki, (Fri Apr 20, 5:45 pm)
Re: [RFC PATCH(experimental) 2/2] Fix freezer-kthread_stop r..., Rafael J. Wysocki, (Fri Apr 20, 7:59 am)
[RFC][PATCH -mm 0/3] Separate freezer flags, Rafael J. Wysocki, (Sun Apr 22, 3:28 pm)
[RFC][PATCH -mm 1/3] Separate freezer from PM code, Rafael J. Wysocki, (Sun Apr 22, 3:33 pm)
Re: [RFC][PATCH -mm 1/3] Separate freezer from PM code, Pavel Machek, (Mon Apr 23, 6:41 am)
[RFC][PATCH -mm 2/3] freezer: Introduce freezer_flags, Rafael J. Wysocki, (Sun Apr 22, 3:39 pm)
Re: [RFC][PATCH -mm 2/3] freezer: Introduce freezer_flags, Oleg Nesterov, (Mon Apr 23, 6:23 pm)
Re: [RFC][PATCH -mm 2/3] freezer: Introduce freezer_flags, Rafael J. Wysocki, (Mon Apr 23, 6:40 pm)
Re: [RFC][PATCH -mm 2/3] freezer: Introduce freezer_flags, Oleg Nesterov, (Mon Apr 23, 6:55 pm)
Re: [RFC][PATCH -mm 2/3] freezer: Introduce freezer_flags, Rafael J. Wysocki, (Mon Apr 23, 7:10 pm)
Re: [RFC][PATCH -mm 2/3] freezer: Introduce freezer_flags, Oleg Nesterov, (Mon Apr 23, 7:19 pm)
Re: [RFC][PATCH -mm 2/3] freezer: Introduce freezer_flags, Rafael J. Wysocki, (Tue Apr 24, 7:32 am)
Re: [RFC][PATCH -mm 2/3] freezer: Introduce freezer_flags, Gautham R Shenoy, (Mon Apr 23, 6:41 pm)
Re: [RFC][PATCH -mm 2/3] freezer: Introduce freezer_flags, Rafael J. Wysocki, (Mon Apr 23, 6:55 pm)
Re: [RFC][PATCH -mm 2/3] freezer: Introduce freezer_flags, Gautham R Shenoy, (Mon Apr 23, 9:17 am)
Re: [RFC][PATCH -mm 2/3] freezer: Introduce freezer_flags, Rafael J. Wysocki, (Mon Apr 23, 3:57 pm)
Re: [RFC][PATCH -mm 2/3] freezer: Introduce freezer_flags, Satyam Sharma, (Mon Apr 23, 12:09 am)
Re: [RFC][PATCH -mm 2/3] freezer: Introduce freezer_flags, Rafael J. Wysocki, (Mon Apr 23, 3:06 pm)
Re: [RFC][PATCH -mm 2/3] freezer: Introduce freezer_flags, Gautham R Shenoy, (Mon Apr 23, 10:19 am)
Re: [RFC][PATCH -mm 2/3] freezer: Introduce freezer_flags, Rafael J. Wysocki, (Mon Apr 23, 2:49 pm)
Re: [RFC][PATCH -mm 2/3] freezer: Introduce freezer_flags, Rafael J. Wysocki, (Sun Apr 22, 6:14 pm)
Re: [RFC][PATCH -mm 2/3] freezer: Introduce freezer_flags, Satyam Sharma, (Sun Apr 22, 11:18 pm)
[RFC][PATCH -mm 3/3] freezer: Fix problem with kthread_stop, Rafael J. Wysocki, (Sun Apr 22, 3:40 pm)
Re: [RFC][PATCH -mm 3/3] freezer: Fix problem with kthread_s..., Rafael J. Wysocki, (Mon Apr 23, 3:55 pm)
Re: [RFC][PATCH -mm 3/3] freezer: Fix problem with kthread_s..., Rafael J. Wysocki, (Mon Apr 23, 5:30 pm)
Re: [RFC][PATCH -mm 3/3] freezer: Fix problem with kthread_s..., Rafael J. Wysocki, (Mon Apr 23, 4:05 pm)
Re: [RFC][PATCH -mm 3/3] freezer: Fix problem with kthread_s..., Rafael J. Wysocki, (Mon Apr 23, 3:50 pm)
Re: [RFC PATCH(experimental) 2/2] Fix freezer-kthread_stop r..., Rafael J. Wysocki, (Fri Apr 20, 5:13 pm)
Re: [RFC PATCH(experimental) 2/2] Fix freezer-kthread_stop r..., Rafael J. Wysocki, (Fri Apr 20, 8:50 am)
[RFC PATCH 1/2] Fix PF_NOFREEZE and freezeable race, Gautham R Shenoy, (Thu Apr 19, 8:02 am)
Re: [RFC PATCH 1/2] Fix PF_NOFREEZE and freezeable race, Rafael J. Wysocki, (Thu Apr 19, 5:39 pm)
Re: [RFC PATCH 1/2] Fix PF_NOFREEZE and freezeable race, Oleg Nesterov, (Fri Apr 20, 2:02 pm)
Re: [RFC PATCH 1/2] Fix PF_NOFREEZE and freezeable race, Gautham R Shenoy, (Mon Apr 23, 6:26 am)
Re: [RFC PATCH 1/2] Fix PF_NOFREEZE and freezeable race, Oleg Nesterov, (Mon Apr 23, 1:49 pm)