On Monday, 4 December 2006 11:30, Pavel Machek wrote: > Hi! > > > To solve first of these problems we need to stop using PF_FROZEN to tell > > tasks that they should go to the refrigerator. Instead, we can introduce > > a special TIF_*** flag and use it for this purpose, since it is allowed to > > change the other tasks' TIF_*** flags and there are special calls for it. > > > > To avoid the freeze_process()-refrigerator() race we can make freeze_process() > > to always check the task's PF_FROZEN flag after it's read its "freeze" flag. > > We should also make sure that refrigerator() will always reset the task's > > "freeze" flag after it's set PF_FROZEN for it. > > > > Signed-off-by: Rafael J. Wysocki <rjw at sisk.pl> > > ACK. But I think I'll need to add TIF_FROZEN for all architectures, because suspend to RAM is supposed to work on all of them, isn't it? Also, this patch is only sufficient with [1/2] or an alternative solution? Greetings, Rafael -- You never change things by fighting the existing reality. R. Buckminster Fuller