From fc4067ec722630d9c1db80314c85c07d3ab2462f Mon Sep 17 00:00:00 2001 From: Arthur Hanson Rasmusson Date: Tue, 20 Oct 2026 11:19:43 -0400 Subject: gr: record the launch's resolved operand pages in the ledger - fixes the D2H readback reading a stale page (victory_reduce sum=0 class); add GMMU walk trace + fwd-hpa diagnostics --- kernel/main.c | 2 ++ 1 file changed, 2 insertions(+) (limited to 'kernel/main.c') diff --git a/kernel/main.c b/kernel/main.c index 47a1aba..bbaf845 100644 --- a/kernel/main.c +++ b/kernel/main.c @@ -2788,6 +2788,8 @@ MODULE_PARM_DESC(gsp_phys_gr_hold_max_ms, "Absolute GR fill hold bound in ms, ke */ module_param_named(gsp_phys_gr_fill_hold, gsp_phys_gr_fill_hold, uint, 0644); MODULE_PARM_DESC(gsp_phys_gr_fill_hold, "GR fill hold on unresolved operand pages (default 0: log-only, never hold)"); +module_param_named(gsp_sema_walk_trace, gsp_sema_walk_trace, uint, 0644); +MODULE_PARM_DESC(gsp_sema_walk_trace, "Trace GMMU walks for unresolved high-VA operands (default 0: off)"); /* * F1-b: while a forwarded GR launch is in flight, defer (do not apply) a -- cgit v1.2.3