From 04dd17822334871b23ea2862f7798fb0e0007777 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Sat, 11 May 2024 08:53:19 +0000
Subject: [PATCH] change otg to host mode
---
kernel/arch/um/include/asm/pgalloc.h | 33 +++++++++------------------------
1 files changed, 9 insertions(+), 24 deletions(-)
diff --git a/kernel/arch/um/include/asm/pgalloc.h b/kernel/arch/um/include/asm/pgalloc.h
index bf90b2a..2bbf28c 100644
--- a/kernel/arch/um/include/asm/pgalloc.h
+++ b/kernel/arch/um/include/asm/pgalloc.h
@@ -1,14 +1,16 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 2000, 2001, 2002 Jeff Dike (jdike@karaya.com)
* Copyright 2003 PathScale, Inc.
* Derived from include/asm-i386/pgalloc.h and include/asm-i386/pgtable.h
- * Licensed under the GPL
*/
#ifndef __UM_PGALLOC_H
#define __UM_PGALLOC_H
#include <linux/mm.h>
+
+#include <asm-generic/pgalloc.h>
#define pmd_populate_kernel(mm, pmd, pte) \
set_pmd(pmd, __pmd(_PAGE_TABLE + (unsigned long) __pa(pte)))
@@ -23,39 +25,22 @@
* Allocate and free page tables.
*/
extern pgd_t *pgd_alloc(struct mm_struct *);
-extern void pgd_free(struct mm_struct *mm, pgd_t *pgd);
-
-extern pte_t *pte_alloc_one_kernel(struct mm_struct *, unsigned long);
-extern pgtable_t pte_alloc_one(struct mm_struct *, unsigned long);
-
-static inline void pte_free_kernel(struct mm_struct *mm, pte_t *pte)
-{
- free_page((unsigned long) pte);
-}
-
-static inline void pte_free(struct mm_struct *mm, pgtable_t pte)
-{
- pgtable_page_dtor(pte);
- __free_page(pte);
-}
#define __pte_free_tlb(tlb,pte, address) \
do { \
- pgtable_page_dtor(pte); \
+ pgtable_pte_page_dtor(pte); \
tlb_remove_page((tlb),(pte)); \
} while (0)
#ifdef CONFIG_3_LEVEL_PGTABLES
-static inline void pmd_free(struct mm_struct *mm, pmd_t *pmd)
-{
- free_page((unsigned long)pmd);
-}
+#define __pmd_free_tlb(tlb, pmd, address) \
+do { \
+ pgtable_pmd_page_dtor(virt_to_page(pmd)); \
+ tlb_remove_page((tlb),virt_to_page(pmd)); \
+} while (0) \
-#define __pmd_free_tlb(tlb,x, address) tlb_remove_page((tlb),virt_to_page(x))
#endif
-
-#define check_pgt_cache() do { } while (0)
#endif
--
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