zhoucm1 <zhoucm1@xxxxxxx> writes: > On 2018年11月09日 00:52, Christian König wrote: >> Am 08.11.18 um 17:07 schrieb Koenig, Christian: >>> Am 08.11.18 um 17:04 schrieb Eric Anholt: >>>> Daniel suggested I submit this, since we're still seeing regressions >>>> from it. This is a revert to before 48197bc564c7 ("drm: add syncobj >>>> timeline support v9") and its followon fixes. >>> This is a harmless false positive from lockdep, Chouming and I are >>> already working on a fix. >> >> On the other hand we had enough trouble with that patch, so if it >> really bothers you feel free to add my Acked-by: Christian König >> <christian.koenig@xxxxxxx> and push it. > NAK, please no, I don't think this needed, the Warning totally isn't > related to syncobj timeline, but fence-array implementation flaw, just > exposed by syncobj. > In addition, Christian already has a fix for this Warning, I've tested. > Please Christian send to public review. I backed out my revert of #2 (#1 still necessary) after adding the lockdep regression fix, and now my CTS run got oomkilled after just a few hours, with these notable lines in the unreclaimable slab info list: [ 6314.373099] drm_sched_fence 69095KB 69095KB [ 6314.373653] kmemleak_object 428249KB 428384KB [ 6314.373736] kmalloc-262144 256KB 256KB [ 6314.373743] kmalloc-131072 128KB 128KB [ 6314.373750] kmalloc-65536 64KB 64KB [ 6314.373756] kmalloc-32768 1472KB 1728KB [ 6314.373763] kmalloc-16384 64KB 64KB [ 6314.373770] kmalloc-8192 208KB 208KB [ 6314.373778] kmalloc-4096 2408KB 2408KB [ 6314.373784] kmalloc-2048 288KB 336KB [ 6314.373792] kmalloc-1024 1457KB 1512KB [ 6314.373800] kmalloc-512 854KB 1048KB [ 6314.373808] kmalloc-256 188KB 268KB [ 6314.373817] kmalloc-192 69141KB 69142KB [ 6314.373824] kmalloc-64 47703KB 47704KB [ 6314.373886] kmalloc-128 46396KB 46396KB [ 6314.373894] kmem_cache 31KB 35KB No results from kmemleak, though.
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