Orange Pi5 kernel

^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  1) /* SPDX-License-Identifier: GPL-2.0-only */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  2) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  3)  * Architecture specific mm hooks
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  4)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  5)  * Copyright (C) 2015, IBM Corporation
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  6)  * Author: Laurent Dufour <ldufour@linux.vnet.ibm.com>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  7)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  8) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  9) #ifndef _ASM_POWERPC_MM_ARCH_HOOKS_H
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) #define _ASM_POWERPC_MM_ARCH_HOOKS_H
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) static inline void arch_remap(struct mm_struct *mm,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) 			      unsigned long old_start, unsigned long old_end,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) 			      unsigned long new_start, unsigned long new_end)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) 	/*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) 	 * mremap() doesn't allow moving multiple vmas so we can limit the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) 	 * check to old_start == vdso_base.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) 	 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) 	if (old_start == mm->context.vdso_base)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) 		mm->context.vdso_base = new_start;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) #define arch_remap arch_remap
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) #endif /* _ASM_POWERPC_MM_ARCH_HOOKS_H */