diff options
-rw-r--r-- | arch/arm64/Makefile | 2 | ||||
-rw-r--r-- | arch/arm64/kernel/head.S | 8 |
2 files changed, 5 insertions, 5 deletions
diff --git a/arch/arm64/Makefile b/arch/arm64/Makefile index 57833546bf00..2df5e5daeebe 100644 --- a/arch/arm64/Makefile +++ b/arch/arm64/Makefile | |||
@@ -39,7 +39,7 @@ head-y := arch/arm64/kernel/head.o | |||
39 | 39 | ||
40 | # The byte offset of the kernel image in RAM from the start of RAM. | 40 | # The byte offset of the kernel image in RAM from the start of RAM. |
41 | ifeq ($(CONFIG_ARM64_RANDOMIZE_TEXT_OFFSET), y) | 41 | ifeq ($(CONFIG_ARM64_RANDOMIZE_TEXT_OFFSET), y) |
42 | TEXT_OFFSET := $(shell awk 'BEGIN {srand(); printf "0x%04x0\n", int(65535 * rand())}') | 42 | TEXT_OFFSET := $(shell awk 'BEGIN {srand(); printf "0x%03x000\n", int(512 * rand())}') |
43 | else | 43 | else |
44 | TEXT_OFFSET := 0x00080000 | 44 | TEXT_OFFSET := 0x00080000 |
45 | endif | 45 | endif |
diff --git a/arch/arm64/kernel/head.S b/arch/arm64/kernel/head.S index 144f10567f82..bed028364a93 100644 --- a/arch/arm64/kernel/head.S +++ b/arch/arm64/kernel/head.S | |||
@@ -38,11 +38,11 @@ | |||
38 | 38 | ||
39 | #define KERNEL_RAM_VADDR (PAGE_OFFSET + TEXT_OFFSET) | 39 | #define KERNEL_RAM_VADDR (PAGE_OFFSET + TEXT_OFFSET) |
40 | 40 | ||
41 | #if (TEXT_OFFSET & 0xf) != 0 | 41 | #if (TEXT_OFFSET & 0xfff) != 0 |
42 | #error TEXT_OFFSET must be at least 16B aligned | 42 | #error TEXT_OFFSET must be at least 4KB aligned |
43 | #elif (PAGE_OFFSET & 0xfffff) != 0 | 43 | #elif (PAGE_OFFSET & 0x1fffff) != 0 |
44 | #error PAGE_OFFSET must be at least 2MB aligned | 44 | #error PAGE_OFFSET must be at least 2MB aligned |
45 | #elif TEXT_OFFSET > 0xfffff | 45 | #elif TEXT_OFFSET > 0x1fffff |
46 | #error TEXT_OFFSET must be less than 2MB | 46 | #error TEXT_OFFSET must be less than 2MB |
47 | #endif | 47 | #endif |
48 | 48 | ||