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-rw-r--r--arch/x86/include/asm/e820.h7
1 files changed, 6 insertions, 1 deletions
diff --git a/arch/x86/include/asm/e820.h b/arch/x86/include/asm/e820.h
index 0e22296790d..ec8a52d14ab 100644
--- a/arch/x86/include/asm/e820.h
+++ b/arch/x86/include/asm/e820.h
@@ -45,7 +45,12 @@
45#define E820_NVS 4 45#define E820_NVS 4
46#define E820_UNUSABLE 5 46#define E820_UNUSABLE 5
47 47
48/* reserved RAM used by kernel itself */ 48/*
49 * reserved RAM used by kernel itself
50 * if CONFIG_INTEL_TXT is enabled, memory of this type will be
51 * included in the S3 integrity calculation and so should not include
52 * any memory that BIOS might alter over the S3 transition
53 */
49#define E820_RESERVED_KERN 128 54#define E820_RESERVED_KERN 128
50 55
51#ifndef __ASSEMBLY__ 56#ifndef __ASSEMBLY__