Messages in this thread | | | Date | Sun, 5 Feb 2006 17:12:12 +0800 | From | Coywolf Qi Hunt <> | Subject | Re: [PATCH 2/4] Split the free lists into kernel and user parts |
| |
2006/2/5, Coywolf Qi Hunt <coywolf@gmail.com>: > 2006/1/20, Mel Gorman <mel@csn.ul.ie>: > > > > This patch adds the core of the anti-fragmentation strategy. It works by > > grouping related allocation types together. The idea is that large groups of > > pages that may be reclaimed are placed near each other. The zone->free_area > > list is broken into RCLM_TYPES number of lists. > > > > Signed-off-by: Mel Gorman <mel@csn.ul.ie> > > Signed-off-by: Joel Schopp <jschopp@austin.ibm.com> > > diff -rup -X /usr/src/patchset-0.5/bin//dontdiff linux-2.6.16-rc1-mm1-001_antifrag_flags/include/linux/mmzone.h linux-2.6.16-rc1-mm1-002_fragcore/include/linux/mmzone.h > > --- linux-2.6.16-rc1-mm1-001_antifrag_flags/include/linux/mmzone.h 2006-01-19 11:21:59.000000000 +0000 > > +++ linux-2.6.16-rc1-mm1-002_fragcore/include/linux/mmzone.h 2006-01-19 21:51:05.000000000 +0000 > > @@ -22,8 +22,16 @@ > > #define MAX_ORDER CONFIG_FORCE_MAX_ZONEORDER > > #endif > > > > +#define RCLM_NORCLM 0 > > better be RCLM_NORMAL
err, RCLM_NONRCLM, or RCLM_NONE
> > > +#define RCLM_EASY 1 > > +#define RCLM_TYPES 2 > > + > > +#define for_each_rclmtype_order(type, order) \ > > + for (order = 0; order < MAX_ORDER; order++) \ > > + for (type = 0; type < RCLM_TYPES; type++) > > + > > struct free_area { > > - struct list_head free_list; > > + struct list_head free_list[RCLM_TYPES]; > > unsigned long nr_free; > > };
-- Coywolf Qi Hunt - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
| |