Commit e4aa6f69 authored by Isaku Yamahata's avatar Isaku Yamahata Committed by Paolo Bonzini
Browse files

KVM: TDX: Add helper functions to print TDX SEAMCALL error 



Add helper functions to print out errors from the TDX module in a uniform
manner.

Signed-off-by: default avatarIsaku Yamahata <isaku.yamahata@intel.com>
Co-developed-by: default avatarTony Lindgren <tony.lindgren@linux.intel.com>
Signed-off-by: default avatarTony Lindgren <tony.lindgren@linux.intel.com>
Signed-off-by: default avatarRick Edgecombe <rick.p.edgecombe@intel.com>
Reviewed-by: default avatarBinbin Wu <binbin.wu@linux.intel.com>
Reviewed-by: default avatarYuan Yao <yuan.yao@intel.com>
Signed-off-by: default avatarPaolo Bonzini <pbonzini@redhat.com>
parent 1001d988

arch/x86/kvm/vmx/tdx.c

+15 −0
Original line number Diff line number Diff line
@@ -10,6 +10,21 @@ 
#undef pr_fmt

#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt



#define pr_tdx_error(__fn, __err)	\

	pr_err_ratelimited("SEAMCALL %s failed: 0x%llx\n", #__fn, __err)



#define __pr_tdx_error_N(__fn_str, __err, __fmt, ...)		\

	pr_err_ratelimited("SEAMCALL " __fn_str " failed: 0x%llx, " __fmt,  __err,  __VA_ARGS__)



#define pr_tdx_error_1(__fn, __err, __rcx)		\

	__pr_tdx_error_N(#__fn, __err, "rcx 0x%llx\n", __rcx)



#define pr_tdx_error_2(__fn, __err, __rcx, __rdx)	\

	__pr_tdx_error_N(#__fn, __err, "rcx 0x%llx, rdx 0x%llx\n", __rcx, __rdx)



#define pr_tdx_error_3(__fn, __err, __rcx, __rdx, __r8)	\

	__pr_tdx_error_N(#__fn, __err, "rcx 0x%llx, rdx 0x%llx, r8 0x%llx\n", __rcx, __rdx, __r8)



bool enable_tdx __ro_after_init;

module_param_named(tdx, enable_tdx, bool, 0444);