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authorKirill A. Shutemov <kirill.shutemov@linux.intel.com>2023-06-06 17:26:37 +0300
committerBorislav Petkov (AMD) <bp@alien8.de>2023-06-06 18:25:57 +0200
commit75d090fd167acab4d7eda7e2b65729e877c0fd64 (patch)
tree50b5ea974fee5ca5bee0dd213e090fd1e993db43 /arch/x86/boot/compressed/error.h
parentc2b353ae24d6fecddcc599529ad8319282494781 (diff)
x86/tdx: Add unaccepted memory support
Hookup TDX-specific code to accept memory. Accepting the memory is done with ACCEPT_PAGE module call on every page in the range. MAP_GPA hypercall is not required as the unaccepted memory is considered private already. Extract the part of tdx_enc_status_changed() that does memory acceptance in a new helper. Move the helper tdx-shared.c. It is going to be used by both main kernel and decompressor. [ bp: Fix the INTEL_TDX_GUEST=y, KVM_GUEST=n build. ] Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com> Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de> Link: https://lore.kernel.org/r/20230606142637.5171-10-kirill.shutemov@linux.intel.com
Diffstat (limited to 'arch/x86/boot/compressed/error.h')
-rw-r--r--arch/x86/boot/compressed/error.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/x86/boot/compressed/error.h b/arch/x86/boot/compressed/error.h
index 1de5821184f1..86fe33b93715 100644
--- a/arch/x86/boot/compressed/error.h
+++ b/arch/x86/boot/compressed/error.h
@@ -6,5 +6,6 @@
void warn(char *m);
void error(char *m) __noreturn;
+void panic(const char *fmt, ...) __noreturn __cold;
#endif /* BOOT_COMPRESSED_ERROR_H */