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| author | Arthur Hanson Rasmusson <arthur@vgpu.io> | 2026-10-23 03:24:05 -0400 |
|---|---|---|
| committer | Arthur Hanson Rasmusson <arthur@vgpu.io> | 2026-10-23 03:24:05 -0400 |
| commit | 1cd0671aae148221cde0cf1c90853926e1dde5c3 (patch) | |
| tree | b64db88c5d9065f9f843708984647bf5c9cce0f9 | |
| parent | d940dd1dee888c21799fa1e103de2477f337fc54 (diff) | |
| download | open-iov-1cd0671aae148221cde0cf1c90853926e1dde5c3.tar.gz open-iov-1cd0671aae148221cde0cf1c90853926e1dde5c3.zip | |
r522 the BINAPI-07 oracle parent fix: the guest allocates class 0x2081 under the SUBDEVICE (0xbeef0004 is the class-0x2080 child), so mirror that on the backend - the device parent answered NV_ERR_INVALID_OBJECT_PARENT (0x36)
| -rw-r--r-- | kernel/gsp_rm_emulation.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/kernel/gsp_rm_emulation.c b/kernel/gsp_rm_emulation.c index b4c2872..6996469 100644 --- a/kernel/gsp_rm_emulation.c +++ b/kernel/gsp_rm_emulation.c @@ -3076,9 +3076,12 @@ static bool gsp_rm_ctrl_forward(struct gsp_emu_context *ctx, /* * Allocate the backend's BINAPI object: rpc_gsp_rm_alloc_v03_00 * { hClient, hParent, hObject=0, hClass, status, paramsSize=0, - * flags, reserved[4] }. The guest's own alloc used the DEVICE - * as parent (hParent=0xbeef0004), so mirror that. The reply - * carries status at +16 and the chosen handle at +32. + * flags, reserved[4] }. The guest's own alloc used the + * SUBDEVICE as parent (hParent=0xbeef0004 where 0xbeef0004 is + * the class-0x2080 child 0xbeef0003; the first attempt with the + * device parent came back NV_ERR_INVALID_OBJECT_PARENT, 0x36), + * so mirror that. The reply carries status at +16 and the + * chosen handle at +32. */ u8 *areq; void *arsp = NULL; @@ -3089,7 +3092,7 @@ static bool gsp_rm_ctrl_forward(struct gsp_emu_context *ctx, if (!areq) goto fallback; memcpy(areq + 0, &snap.h_internal_client, 4); - memcpy(areq + 4, &snap.h_internal_device, 4); + memcpy(areq + 4, &snap.h_internal_subdevice, 4); memcpy(areq + 12, &acls, 4); ret = gsp_phys_backend_rpc(GSPRM_RPC_FUNC_GSP_RM_ALLOC, areq, 32, &arsp, &arsp_len, 500); |