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Peter Anvin" References: <20260326084448.29947-1-chao.gao@intel.com> <20260326084448.29947-2-chao.gao@intel.com> Content-Language: en-US From: Xiaoyao Li In-Reply-To: <20260326084448.29947-2-chao.gao@intel.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit On 3/26/2026 4:43 PM, Chao Gao wrote: > From: Kai Huang > > TDX host core code implements three seamcall*() helpers to make SEAMCALL > to the TDX module. Currently, they are implemented in and > are exposed to other kernel code which includes . > > However, other than the TDX host core, seamcall*() are not expected to > be used by other kernel code directly. For instance, for all SEAMCALLs > that are used by KVM, the TDX host core exports a wrapper function for > each of them. > > Move seamcall*() and related code out of and make them only > visible to TDX host core. > > Since TDX host core tdx.c is already very heavy, don't put low level > seamcall*() code there but to a new dedicated "seamcall_internal.h". Also, > currently tdx.c has seamcall_prerr*() helpers which additionally print > error message when calling seamcall*() fails. Move them to > "seamcall_internal.h" as well. In such way all low level SEAMCALL helpers > are in a dedicated place, which is much more readable. > > Copy the copyright notice from the original files and consolidate the > date ranges to: > > Copyright (C) 2021-2023 Intel Corporation > > Signed-off-by: Kai Huang > Signed-off-by: Chao Gao > Reviewed-by: Zhenzhong Duan > Reviewed-by: Binbin Wu > Reviewed-by: Tony Lindgren > Reviewed-by: Kiryl Shutsemau (Meta) Reviewed-by: Xiaoyao Li [...] > -static __always_inline u64 sc_retry(sc_func_t func, u64 fn, > - struct tdx_module_args *args) Nit: Maybe take the chance to align the second line?