1 /* SPDX-License-Identifier: GPL-2.0 */ <<
2 <<
3 /* Various wrappers to make the kernel .S file <<
4 <<
5 // memcpy_orig is being defined as SYM_L_LOCAL <<
6 #define SYM_FUNC_START_LOCAL(name) <<
7 SYM_START(name, SYM_L_GLOBAL, SYM_A_AL <<
8 #define memcpy MEMCPY /* don't hide glibc's me 1 #define memcpy MEMCPY /* don't hide glibc's memcpy() */
9 #define altinstr_replacement text 2 #define altinstr_replacement text
10 #define globl p2align 4; .globl 3 #define globl p2align 4; .globl
11 #define _ASM_EXTABLE_FAULT(x, y) !! 4 #define Lmemcpy_c globl memcpy_c; memcpy_c
12 #define _ASM_EXTABLE(x, y) !! 5 #define Lmemcpy_c_e globl memcpy_c_e; memcpy_c_e
13 !! 6 #include "../../../arch/x86/lib/memcpy_64.S"
14 #include "../../arch/x86/lib/memcpy_64.S" <<
15 /* 7 /*
16 * We need to provide note.GNU-stack section, 8 * We need to provide note.GNU-stack section, saying that we want
17 * NOT executable stack. Otherwise the final l 9 * NOT executable stack. Otherwise the final linking will assume that
18 * the ELF stack should not be restricted at a 10 * the ELF stack should not be restricted at all and set it RWX.
19 */ 11 */
20 .section .note.GNU-stack,"",@progbits 12 .section .note.GNU-stack,"",@progbits
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