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linux/arch/x86/coco/tdx
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Cedric Xing 2748566da8 x86/tdx: tdx_mcall_get_report0: Return -EBUSY on TDCALL_OPERAND_BUSY error 
Return `-EBUSY` from tdx_mcall_get_report0() when `TDG.MR.REPORT` returns
`TDCALL_OPERAND_BUSY`. This enables the caller to retry obtaining a
TDREPORT later if another VCPU is extending an RTMR concurrently.

Signed-off-by: Cedric Xing <cedric.xing@intel.com>
Acked-by: Dionna Amalie Glaze <dionnaglaze@google.com>
Acked-by: Dave Hansen <dave.hansen@linux.intel.com>
Link: https://patch.msgid.link/20250506-tdx-rtmr-v6-4-ac6ff5e9d58a@intel.com
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
2025-05-08 19:17:43 -07:00
..
debug.c x86/tdx: Dump attributes and TD_CTLS on boot 2024-12-05 10:27:07 -08:00
Makefile x86/tdx: Dump attributes and TD_CTLS on boot 2024-12-05 10:27:07 -08:00
tdcall.S x86/tdx: Reimplement __tdx_hypercall() using TDX_MODULE_CALL asm 2023-09-12 16:30:14 -07:00
tdx-shared.c x86/virt/tdx: Define TDX supported page sizes as macros 2023-12-08 09:12:00 -08:00
tdx.c x86/tdx: tdx_mcall_get_report0: Return -EBUSY on TDCALL_OPERAND_BUSY error 2025-05-08 19:17:43 -07:00