Update Linux to v5.4.2
Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/arch/arm64/kernel/image.h b/arch/arm64/kernel/image.h
index a820ed0..c7d38c6 100644
--- a/arch/arm64/kernel/image.h
+++ b/arch/arm64/kernel/image.h
@@ -1,27 +1,18 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Linker script macros to generate Image header fields.
*
* Copyright (C) 2014 ARM Ltd.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
-#ifndef __ASM_IMAGE_H
-#define __ASM_IMAGE_H
+#ifndef __ARM64_KERNEL_IMAGE_H
+#define __ARM64_KERNEL_IMAGE_H
#ifndef LINKER_SCRIPT
#error This file should only be included in vmlinux.lds.S
#endif
+#include <asm/image.h>
+
/*
* There aren't any ELF relocations we can use to endian-swap values known only
* at link time (e.g. the subtraction of two symbol addresses), so we must get
@@ -47,19 +38,22 @@
sym##_lo32 = DATA_LE32((data) & 0xffffffff); \
sym##_hi32 = DATA_LE32((data) >> 32)
+#define __HEAD_FLAG(field) (__HEAD_FLAG_##field << \
+ ARM64_IMAGE_FLAG_##field##_SHIFT)
+
#ifdef CONFIG_CPU_BIG_ENDIAN
-#define __HEAD_FLAG_BE 1
+#define __HEAD_FLAG_BE ARM64_IMAGE_FLAG_BE
#else
-#define __HEAD_FLAG_BE 0
+#define __HEAD_FLAG_BE ARM64_IMAGE_FLAG_LE
#endif
#define __HEAD_FLAG_PAGE_SIZE ((PAGE_SHIFT - 10) / 2)
#define __HEAD_FLAG_PHYS_BASE 1
-#define __HEAD_FLAGS ((__HEAD_FLAG_BE << 0) | \
- (__HEAD_FLAG_PAGE_SIZE << 1) | \
- (__HEAD_FLAG_PHYS_BASE << 3))
+#define __HEAD_FLAGS (__HEAD_FLAG(BE) | \
+ __HEAD_FLAG(PAGE_SIZE) | \
+ __HEAD_FLAG(PHYS_BASE))
/*
* These will output as part of the Image header, which should be little-endian
@@ -71,52 +65,4 @@
DEFINE_IMAGE_LE64(_kernel_offset_le, TEXT_OFFSET); \
DEFINE_IMAGE_LE64(_kernel_flags_le, __HEAD_FLAGS);
-#ifdef CONFIG_EFI
-
-__efistub_stext_offset = stext - _text;
-
-/*
- * Prevent the symbol aliases below from being emitted into the kallsyms
- * table, by forcing them to be absolute symbols (which are conveniently
- * ignored by scripts/kallsyms) rather than section relative symbols.
- * The distinction is only relevant for partial linking, and only for symbols
- * that are defined within a section declaration (which is not the case for
- * the definitions below) so the resulting values will be identical.
- */
-#define KALLSYMS_HIDE(sym) ABSOLUTE(sym)
-
-/*
- * The EFI stub has its own symbol namespace prefixed by __efistub_, to
- * isolate it from the kernel proper. The following symbols are legally
- * accessed by the stub, so provide some aliases to make them accessible.
- * Only include data symbols here, or text symbols of functions that are
- * guaranteed to be safe when executed at another offset than they were
- * linked at. The routines below are all implemented in assembler in a
- * position independent manner
- */
-__efistub_memcmp = KALLSYMS_HIDE(__pi_memcmp);
-__efistub_memchr = KALLSYMS_HIDE(__pi_memchr);
-__efistub_memcpy = KALLSYMS_HIDE(__pi_memcpy);
-__efistub_memmove = KALLSYMS_HIDE(__pi_memmove);
-__efistub_memset = KALLSYMS_HIDE(__pi_memset);
-__efistub_strlen = KALLSYMS_HIDE(__pi_strlen);
-__efistub_strnlen = KALLSYMS_HIDE(__pi_strnlen);
-__efistub_strcmp = KALLSYMS_HIDE(__pi_strcmp);
-__efistub_strncmp = KALLSYMS_HIDE(__pi_strncmp);
-__efistub_strrchr = KALLSYMS_HIDE(__pi_strrchr);
-__efistub___flush_dcache_area = KALLSYMS_HIDE(__pi___flush_dcache_area);
-
-#ifdef CONFIG_KASAN
-__efistub___memcpy = KALLSYMS_HIDE(__pi_memcpy);
-__efistub___memmove = KALLSYMS_HIDE(__pi_memmove);
-__efistub___memset = KALLSYMS_HIDE(__pi_memset);
-#endif
-
-__efistub__text = KALLSYMS_HIDE(_text);
-__efistub__end = KALLSYMS_HIDE(_end);
-__efistub__edata = KALLSYMS_HIDE(_edata);
-__efistub_screen_info = KALLSYMS_HIDE(screen_info);
-
-#endif
-
-#endif /* __ASM_IMAGE_H */
+#endif /* __ARM64_KERNEL_IMAGE_H */