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| author | Arthur Hanson Rasmusson <arthur@vgpu.io> | 2026-10-18 06:49:26 -0400 |
|---|---|---|
| committer | Arthur Hanson Rasmusson <arthur@vgpu.io> | 2026-10-18 06:50:21 -0400 |
| commit | fdef24a4999f9699a1143d0d73eab226b36c0035 (patch) | |
| tree | 1895e1a10f41c42eff803dd59174e9d9cb170256 /kernel/main.c | |
| parent | 7cd528ad8614a1e623bea598711c276a925b9f57 (diff) | |
| download | open-iov-fdef24a4999f9699a1143d0d73eab226b36c0035.tar.gz open-iov-fdef24a4999f9699a1143d0d73eab226b36c0035.zip | |
vgsp: GR fill hold param-gated (default 0: log-only, never hold); record-destroyer root-cause notes
Diffstat (limited to 'kernel/main.c')
| -rw-r--r-- | kernel/main.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/kernel/main.c b/kernel/main.c index ae9f262..bda4f97 100644 --- a/kernel/main.c +++ b/kernel/main.c @@ -2781,6 +2781,15 @@ module_param_named(gsp_phys_gr_hold_max_ms, gsp_phys_gr_hold_max_ms, uint, 0644) MODULE_PARM_DESC(gsp_phys_gr_hold_max_ms, "Absolute GR fill hold bound in ms, keyed by launch push VA (default 3000; launch proceeds when it passes)"); /* + * GRFIX FIX1e (r215): master gate for the GR fill hold. At 0 (default) the + * fill logs dropped operand pages and takes the historical forward path + * immediately - it can never hold or delay a launch. At 1 the page-count + * hold and the absolute bound apply. + */ +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)"); + +/* * F1-b: while a forwarded GR launch is in flight, defer (do not apply) a * RAM-sweep release whose VA is that launch's QMD completion word, so the * backend poll can only break on an engine-authored ack. Deferred releases |