Hi, Rik, Rik van Riel <riel@xxxxxxxxxx> writes: > On Tue, 2017-07-25 at 09:51 +0800, Huang, Ying wrote: >> From: Huang Ying <ying.huang@xxxxxxxxx> >> >> The swap cache stats could be gotten only via sysrq, which isn't >> convenient in some situation. So the sysfs interface of swap cache >> stats is added for that. The added sysfs directories/files are as >> follow, >> >> /sys/kernel/mm/swap >> /sys/kernel/mm/swap/cache_find_total >> /sys/kernel/mm/swap/cache_find_success >> /sys/kernel/mm/swap/cache_add >> /sys/kernel/mm/swap/cache_del >> /sys/kernel/mm/swap/cache_pages >> > What is the advantage of this vs new fields in > /proc/vmstat, which is where most of the VM > statistics seem to live? As proposed by Andrew, will use debugfs for them, because they are mostly developer related. Best Regards, Huang, Ying -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@xxxxxxxxx"> email@xxxxxxxxx </a>