diff options
| -rw-r--r-- | kernel/gsp_sema_service.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/kernel/gsp_sema_service.c b/kernel/gsp_sema_service.c index f21f589..25fd408 100644 --- a/kernel/gsp_sema_service.c +++ b/kernel/gsp_sema_service.c @@ -23885,6 +23885,21 @@ static void svc_pump_channels(struct nv_vgpu_device *vgpu) if (!rrc) svc_pb_pair(vgpu, ch); + /* + * r707f (FOLD): the moment ANY channel's ring resolves through + * the channel object, verify the parked COPY_SERVER_PDES VAS + * candidates against that content-backed pair. The candidates + * are parked at device-create time, before the client's compute + * channels first submit, so registering here lands the VAS page + * directory BEFORE the submit's entries get their first push + * read - the window the host-triggered path could not win (the + * entry's first read and the ring's first resolution happen in + * the same pass; a pair that arrives later cannot help, because + * a failed GR entry read is never retried with the fresh VAS). + */ + if (!rrc) + svc_vas_candidates_verify(vgpu, ch->gpfifo_va, + ring_pa); /* * ISSUE-0002 (r47 diag): run the deferred CE USERD sweep for a |