On Thu, 20 Jan 2011, Balbir Singh wrote: > --- a/include/linux/swap.h > +++ b/include/linux/swap.h > @@ -253,11 +253,11 @@ extern int vm_swappiness; > extern int remove_mapping(struct address_space *mapping, struct page *page); > extern long vm_total_pages; > > +extern int sysctl_min_unmapped_ratio; > +extern int zone_reclaim(struct zone *, gfp_t, unsigned int); > #ifdef CONFIG_NUMA > extern int zone_reclaim_mode; > -extern int sysctl_min_unmapped_ratio; > extern int sysctl_min_slab_ratio; > -extern int zone_reclaim(struct zone *, gfp_t, unsigned int); > #else > #define zone_reclaim_mode 0 So the end result of this patch is that zone reclaim is compiled into vmscan.o even on !NUMA configurations but since zone_reclaim_mode == 0 noone can ever call that code? -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxxx For more info on Linux MM, see: http://www.linux-mm.org/ . Fight unfair telecom policy in Canada: sign http://dissolvethecrtc.ca/ Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>