Re: [PATCH v2 00/10] optimize freezing tasks by reducing task wakeups

2013-05-07 Thread Rafael J. Wysocki
On Tuesday, May 07, 2013 11:12:37 AM Tejun Heo wrote: > Hello, > > On Mon, May 06, 2013 at 04:50:05PM -0700, Colin Cross wrote: > > On slow cpus the large number of task wakeups and context switches > > triggered by freezing and thawing tasks can take a significant amount > > of cpu time. This

Re: [PATCH v2 00/10] optimize freezing tasks by reducing task wakeups

2013-05-07 Thread Tejun Heo
Hello, On Mon, May 06, 2013 at 04:50:05PM -0700, Colin Cross wrote: > On slow cpus the large number of task wakeups and context switches > triggered by freezing and thawing tasks can take a significant amount > of cpu time. This patch series reduces the amount of work done during > freezing

Re: [PATCH v2 00/10] optimize freezing tasks by reducing task wakeups

2013-05-07 Thread Tejun Heo
Hello, On Mon, May 06, 2013 at 04:50:05PM -0700, Colin Cross wrote: On slow cpus the large number of task wakeups and context switches triggered by freezing and thawing tasks can take a significant amount of cpu time. This patch series reduces the amount of work done during freezing tasks by

Re: [PATCH v2 00/10] optimize freezing tasks by reducing task wakeups

2013-05-07 Thread Rafael J. Wysocki
On Tuesday, May 07, 2013 11:12:37 AM Tejun Heo wrote: Hello, On Mon, May 06, 2013 at 04:50:05PM -0700, Colin Cross wrote: On slow cpus the large number of task wakeups and context switches triggered by freezing and thawing tasks can take a significant amount of cpu time. This patch

[PATCH v2 00/10] optimize freezing tasks by reducing task wakeups

2013-05-06 Thread Colin Cross
On slow cpus the large number of task wakeups and context switches triggered by freezing and thawing tasks can take a significant amount of cpu time. This patch series reduces the amount of work done during freezing tasks by avoiding waking up tasks that are already in a freezable state. The

Re: [PATCH v2 00/10] optimize freezing tasks by reducing task wakeups

2013-05-03 Thread Rafael J. Wysocki
On Thursday, May 02, 2013 05:10:26 PM Tejun Heo wrote: > Hey, Rafael. > > On Thu, May 02, 2013 at 11:06:35PM +0200, Rafael J. Wysocki wrote: > > > v2 moves the skip check to freeze_task(), and expands the commit > > > messages. > > > > The entire series makes sense to me, so are there any

Re: [PATCH v2 00/10] optimize freezing tasks by reducing task wakeups

2013-05-03 Thread Rafael J. Wysocki
On Thursday, May 02, 2013 05:10:26 PM Tejun Heo wrote: Hey, Rafael. On Thu, May 02, 2013 at 11:06:35PM +0200, Rafael J. Wysocki wrote: v2 moves the skip check to freeze_task(), and expands the commit messages. The entire series makes sense to me, so are there any objections?

Re: [PATCH v2 00/10] optimize freezing tasks by reducing task wakeups

2013-05-02 Thread Tejun Heo
Hey, Rafael. On Thu, May 02, 2013 at 11:06:35PM +0200, Rafael J. Wysocki wrote: > > v2 moves the skip check to freeze_task(), and expands the commit > > messages. > > The entire series makes sense to me, so are there any objections? > > Tejun, Oleg?? Generally looks good to me. I'm a bit

Re: [PATCH v2 00/10] optimize freezing tasks by reducing task wakeups

2013-05-02 Thread Rafael J. Wysocki
On Wednesday, May 01, 2013 06:34:58 PM Colin Cross wrote: > On slow cpus the large number of task wakeups and context switches > triggered by freezing and thawing tasks can take a significant amount > of cpu time. This patch series reduces the amount of work done during > freezing tasks by

Re: [PATCH v2 00/10] optimize freezing tasks by reducing task wakeups

2013-05-02 Thread Rafael J. Wysocki
On Wednesday, May 01, 2013 06:34:58 PM Colin Cross wrote: On slow cpus the large number of task wakeups and context switches triggered by freezing and thawing tasks can take a significant amount of cpu time. This patch series reduces the amount of work done during freezing tasks by avoiding

Re: [PATCH v2 00/10] optimize freezing tasks by reducing task wakeups

2013-05-02 Thread Tejun Heo
Hey, Rafael. On Thu, May 02, 2013 at 11:06:35PM +0200, Rafael J. Wysocki wrote: v2 moves the skip check to freeze_task(), and expands the commit messages. The entire series makes sense to me, so are there any objections? Tejun, Oleg?? Generally looks good to me. I'm a bit

[PATCH v2 00/10] optimize freezing tasks by reducing task wakeups

2013-05-01 Thread Colin Cross
On slow cpus the large number of task wakeups and context switches triggered by freezing and thawing tasks can take a significant amount of cpu time. This patch series reduces the amount of work done during freezing tasks by avoiding waking up tasks that are already in a freezable state. The

[PATCH v2 00/10] optimize freezing tasks by reducing task wakeups

2013-05-01 Thread Colin Cross
On slow cpus the large number of task wakeups and context switches triggered by freezing and thawing tasks can take a significant amount of cpu time. This patch series reduces the amount of work done during freezing tasks by avoiding waking up tasks that are already in a freezable state. The