diff options
| -rw-r--r-- | kernel/gsp_phys_booter.c | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/kernel/gsp_phys_booter.c b/kernel/gsp_phys_booter.c index d32d588..7b6a1bf 100644 --- a/kernel/gsp_phys_booter.c +++ b/kernel/gsp_phys_booter.c @@ -18727,6 +18727,28 @@ int gsp_phys_backend_guest_gr_submit(const struct gsp_phys_gr_submit *req, qmd[15], qmd[17], qmd[18], qmd[19]); /* + * REC-DUMP (r229): the probe-class launches (small data sets) get + * their full rec table logged - every (va, hpa, reloc_va) the engine + * will read/write - so the next capture can compare the resolved + * HPAs against the buffer the client actually uploaded (distinct + * VAs collapsing onto one HPA, or HPAs in a foreign range, are + * visible directly). Big launches log the first/last 8 recs only. + */ + if (gsp_phys_gr_copywit_enabled() && req->n_data) { + u32 d; + + for (d = 0; d < req->n_data; d++) { + if (req->n_data > 64u && d >= 8u && + d < req->n_data - 8u) + continue; + pr_info_ratelimited("vgsp-gr: REC-DUMP[%u/%u] va=0x%llx hpa=0x%llx reloc=0x%llx\n", + d, req->n_data, req->data[d].va, + req->data[d].hpa, + req->data[d].reloc_va); + } + } + + /* * Pages: Tier 1 maps the resolved HPA at the guest VA; a page without * a usable Tier-1 mapping falls to Tier 2 when captured inline bytes * cover it and a QMD pointer pair names it (the pair is rewritten to |