/* 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 __ASSEMBLY__ #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 */