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authorKai Huang <[email protected]>2023-08-15 23:01:57 +1200
committerDave Hansen <[email protected]>2023-09-11 16:33:16 -0700
commitf0024dbfc48d8814d915eb5bd5253496b9b8a6df (patch)
treebda7b0defbf797a8343b430a7e22c832bc6fd3bf /arch/x86/coco/tdx/tdx-shared.c
parent03a423d40cb30e0e1cb77a801acb56ddb0bf6f5e (diff)
x86/tdx: Make macros of TDCALLs consistent with the spec
The TDX spec names all TDCALLs with prefix "TDG". Currently, the kernel doesn't follow such convention for the macros of those TDCALLs but uses prefix "TDX_" for all of them. Although it's arguable whether the TDX spec names those TDCALLs properly, it's better for the kernel to follow the spec when naming those macros. Change all macros of TDCALLs to make them consistent with the spec. As a bonus, they get distinguished easily from the host-side SEAMCALLs, which all have prefix "TDH". No functional change intended. Signed-off-by: Kai Huang <[email protected]> Signed-off-by: Dave Hansen <[email protected]> Reviewed-by: Kirill A. Shutemov <[email protected]> Reviewed-by: Kuppuswamy Sathyanarayanan <[email protected]> Acked-by: Peter Zijlstra (Intel) <[email protected]> Link: https://lore.kernel.org/all/516dccd0bd8fb9a0b6af30d25bb2d971aa03d598.1692096753.git.kai.huang%40intel.com
Diffstat (limited to 'arch/x86/coco/tdx/tdx-shared.c')
-rw-r--r--arch/x86/coco/tdx/tdx-shared.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/x86/coco/tdx/tdx-shared.c b/arch/x86/coco/tdx/tdx-shared.c
index ef20ddc37b58..f10cd3e4a04e 100644
--- a/arch/x86/coco/tdx/tdx-shared.c
+++ b/arch/x86/coco/tdx/tdx-shared.c
@@ -35,7 +35,7 @@ static unsigned long try_accept_one(phys_addr_t start, unsigned long len,
}
tdcall_rcx = start | page_size;
- if (__tdx_module_call(TDX_ACCEPT_PAGE, tdcall_rcx, 0, 0, 0, NULL))
+ if (__tdx_module_call(TDG_MEM_PAGE_ACCEPT, tdcall_rcx, 0, 0, 0, NULL))
return 0;
return accept_size;
@@ -45,7 +45,7 @@ bool tdx_accept_memory(phys_addr_t start, phys_addr_t end)
{
/*
* For shared->private conversion, accept the page using
- * TDX_ACCEPT_PAGE TDX module call.
+ * TDG_MEM_PAGE_ACCEPT TDX module call.
*/
while (start < end) {
unsigned long len = end - start;