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Diffstat (limited to 'kernel/gsp_sema_service.c')
| -rw-r--r-- | kernel/gsp_sema_service.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/kernel/gsp_sema_service.c b/kernel/gsp_sema_service.c index ffdb5f2..c9de53a 100644 --- a/kernel/gsp_sema_service.c +++ b/kernel/gsp_sema_service.c @@ -17447,6 +17447,23 @@ static void svc_gr_data_fill(struct nv_vgpu_device *vgpu, wins[w], ((u64)p + 1) << 12, (u64)p << 12); + /* + * r377 pin-demand: name every + * unresolved operand page as a + * stalled VA. The userspace pin + * stream watches dmesg for this + * exact line and pushes the VA + * to the in-guest scanner's + * demand file, so the page gets + * pinned and the bounded launch + * hold (gsp_phys_gr_fill_hold) + * resumes on real data instead + * of waiting out its bound (the + * r345 wedge: held forever + * because nobody demanded the + * page). + */ + svc_log_stalled_va(va); if (dropped_pages < 4) { drop_va[dropped_pages] = va; drop_kind[dropped_pages] = |