On Fri, 12 Nov 2010, Richard Kennedy wrote: > I know it's not ideal. Of course there already is a counter in > CONFIG_SLUB_STATS but it only counts the total number of fallback slabs > issued since boot time. > I'm not sure if I can reliably decrement a fallback counter when a slab > get freed. If the size was changed then we could have slabs with several > different sizes, and off the top of my head I'm not sure if I can > identify which ones were created as fallback slabs. I don't suppose > there's a spare flag anywhere. There are lots of spare flags to be used for SLABs. We just decommissioned the use of one SLUB_DEBUG. Look at the patchlist and revert that one giving it a new name like SLUB_FALLBACK. -- 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>