| /* SPDX-License-Identifier: GPL-2.0 */ | |
| #ifndef __VDSO_EXTABLE_H | |
| #define __VDSO_EXTABLE_H | |
| /* | |
| * Inject exception fixup for vDSO code. Unlike normal exception fixup, | |
| * vDSO uses a dedicated handler the addresses are relative to the overall | |
| * exception table, not each individual entry. | |
| */ | |
| #ifdef __ASSEMBLER__ | |
| #define _ASM_VDSO_EXTABLE_HANDLE(from, to) \ | |
| ASM_VDSO_EXTABLE_HANDLE from to | |
| .macro ASM_VDSO_EXTABLE_HANDLE from:req to:req | |
| .pushsection __ex_table, "a" | |
| .long (\from) - __ex_table | |
| .long (\to) - __ex_table | |
| .popsection | |
| .endm | |
| #else | |
| #define _ASM_VDSO_EXTABLE_HANDLE(from, to) \ | |
| ".pushsection __ex_table, \"a\"\n" \ | |
| ".long (" #from ") - __ex_table\n" \ | |
| ".long (" #to ") - __ex_table\n" \ | |
| ".popsection\n" | |
| #endif | |
| #endif /* __VDSO_EXTABLE_H */ |