From 5d1646d90e1f2cceb9f0828f4b28318cd0ec7744 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sat, 27 Apr 2024 12:05:51 +0200 Subject: Adding upstream version 5.10.209. Signed-off-by: Daniel Baumann --- arch/sh/include/asm/hugetlb.h | 37 +++++++++++++++++++++++++++++++++++++ 1 file changed, 37 insertions(+) create mode 100644 arch/sh/include/asm/hugetlb.h (limited to 'arch/sh/include/asm/hugetlb.h') diff --git a/arch/sh/include/asm/hugetlb.h b/arch/sh/include/asm/hugetlb.h new file mode 100644 index 000000000..ae4de7b89 --- /dev/null +++ b/arch/sh/include/asm/hugetlb.h @@ -0,0 +1,37 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef _ASM_SH_HUGETLB_H +#define _ASM_SH_HUGETLB_H + +#include +#include + +/* + * If the arch doesn't supply something else, assume that hugepage + * size aligned regions are ok without further preparation. + */ +#define __HAVE_ARCH_PREPARE_HUGEPAGE_RANGE +static inline int prepare_hugepage_range(struct file *file, + unsigned long addr, unsigned long len) +{ + if (len & ~HPAGE_MASK) + return -EINVAL; + if (addr & ~HPAGE_MASK) + return -EINVAL; + return 0; +} + +#define __HAVE_ARCH_HUGE_PTEP_CLEAR_FLUSH +static inline void huge_ptep_clear_flush(struct vm_area_struct *vma, + unsigned long addr, pte_t *ptep) +{ +} + +static inline void arch_clear_hugepage_flags(struct page *page) +{ + clear_bit(PG_dcache_clean, &page->flags); +} +#define arch_clear_hugepage_flags arch_clear_hugepage_flags + +#include + +#endif /* _ASM_SH_HUGETLB_H */ -- cgit v1.2.3