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authorArthur Hanson Rasmusson <arthur@vgpu.io>2026-10-20 11:19:43 -0400
committerArthur Hanson Rasmusson <arthur@vgpu.io>2026-10-20 11:19:43 -0400
commitfc4067ec722630d9c1db80314c85c07d3ab2462f (patch)
tree0af32dc36303b2904c71f7902ccf3255e33a3797 /kernel/main.c
parent0da526768b2a119b64b768ec56d27028fc17a571 (diff)
downloadopen-iov-fc4067ec722630d9c1db80314c85c07d3ab2462f.tar.gz
open-iov-fc4067ec722630d9c1db80314c85c07d3ab2462f.zip
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
Diffstat (limited to 'kernel/main.c')
-rw-r--r--kernel/main.c2
1 files changed, 2 insertions, 0 deletions
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