Re: [PATCH V2 Resend 4/4] timer: Migrate running timer

On Wed, May 22, 2013 at 02:04:16PM +0530, Viresh Kumar wrote:

So, this is the clean draft for the idea I had.. (Naming is poor for now):

diff --git a/include/linux/timer.h b/include/linux/timer.h index 8c5a197..ad00ebe 100644 --- a/include/linux/timer.h +++ b/include/linux/timer.h @@ -20,6 +20,7 @@ struct timer_list {

    void (*function)(unsigned long);
    unsigned long data;

•   int wait_for_migration_to_complete;
  

If you play games with the alignment constraints of struct tvec_base you can get extra low bits to play with for TIMER_FLAG_MASK. See struct pool_workqueue for similar games.

That would avoid the struct bloat and I suppose make tglx happy :-)