On 2/3/21 6:59 PM, Georgi Djakov wrote: > Collect the time when each allocation is freed, to help with memory > analysis with kdump/ramdump. Add the timestamp also in the page_owner > debugfs file and print it in dump_page(). > > Having another timestamp when we free the page helps for debugging > page migration issues. For example both alloc and free timestamps > being the same can gave hints that there is an issue with migrating > memory, as opposed to a page just being dropped during migration. > > Signed-off-by: Georgi Djakov <georgi.djakov@xxxxxxxxxx> Acked-by: Vlastimil Babka <vbabka@xxxxxxx> Thanks.