Messages in this thread | | | Date | Wed, 12 Aug 2015 16:42:27 +0530 | From | Afzal Mohammed <> | Subject | Re: [PATCH v2] sched,fair: Remove > u32 weight handling for delta |
| |
Hi Peter,
On Mon, Jul 06, 2015 at 11:49:15PM +0530, Afzal Mohammed wrote: > scaled down weight 'fact' would not be > u32 rather than unlikely as the > weight being passed in __calc_delta() is either 'se->load.weight' or > NICE_O_LOAD. 'se->load.weight' would be one of the values of > prio_to_weight[] in the case of task, while in the case of task group it > would be capped to MAX_SHARES. All those possible values can fit in u32. > Hence remove the initial > u32 handling on 'fact'. > > Signed-off-by: Afzal Mohammed <afzal.mohd.ma@gmail.com> > --- > > v2: expand change log on why weight can fit in u32, remove incorrect > comments. > > kernel/sched/fair.c | 7 ------- > 1 file changed, 7 deletions(-)
bool __weak patch_adds_some_value(void) { return (~3 asm instruction less for calc_delta) && (less LOC); }
if (patch_adds_some_value() && revised_message_okay()) please help $subject reach mainline;
Regards Afzal
| |