diff options
Diffstat (limited to 'kernel/gsp_sema_service.c')
| -rw-r--r-- | kernel/gsp_sema_service.c | 23 |
1 files changed, 22 insertions, 1 deletions
diff --git a/kernel/gsp_sema_service.c b/kernel/gsp_sema_service.c index a0cdb2b..f1a31df 100644 --- a/kernel/gsp_sema_service.c +++ b/kernel/gsp_sema_service.c @@ -23124,9 +23124,30 @@ static void svc_pump_channels(struct nv_vgpu_device *vgpu) idx, va, len); svc.op_tr_pending = 0; svc.op_owed = 0; + /* + * r595: a GR-class channel + * (engine_type 0) carries the + * driver's own relocation / + * H2D copies as well as its + * launches, but ops were only + * allowed for CE channels (or + * an injected push page). The + * copies then never executed + * and their releases were + * applied by the hold path - + * exactly the r568 b-copy + * class. Admit a GR push's + * ops when its content is a + * plausible method stream + * (cap_trust is that same + * content arbiter, set just + * above), never on a replay + * or a rehold. + */ svc_decode_stream(vgpu, pb, len, 0, - (allow_ops || injected) && + (allow_ops || injected || + cap_trust) && !entry_replay && !rehold, ch, |