enable docker ppp

hc

2023-12-09 95099d4622f8cb224d94e314c7a8e0df60b13f87

 kernel/arch/nios2/include/asm/tlbflush.h
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@@ -1,19 +1,6 @@
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+/* SPDX-License-Identifier: GPL-2.0-or-later */
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 /*
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  * Copyright (C) 2010 Tobias Klauser <tklauser@distanz.ch>
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- *
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- * This program is free software; you can redistribute it and/or modify
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- * it under the terms of the GNU General Public License as published by
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- * the Free Software Foundation; either version 2 of the License, or
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- * (at your option) any later version.
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- *
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- * This program is distributed in the hope that it will be useful,
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- * but WITHOUT ANY WARRANTY; without even the implied warranty of
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- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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- * GNU General Public License for more details.
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- *
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- * You should have received a copy of the GNU General Public License
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- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
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- *
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  */
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 #ifndef _ASM_NIOS2_TLBFLUSH_H
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@@ -26,21 +13,32 @@
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  *
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  *  - flush_tlb_all() flushes all processes TLB entries
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  *  - flush_tlb_mm(mm) flushes the specified mm context TLB entries
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- *  - flush_tlb_page(vma, vmaddr) flushes one page
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  *  - flush_tlb_range(vma, start, end) flushes a range of pages
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+ *  - flush_tlb_page(vma, address) flushes a page
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  *  - flush_tlb_kernel_range(start, end) flushes a range of kernel pages
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+ *  - flush_tlb_kernel_page(address) flushes a kernel page
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+ *
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+ *  - reload_tlb_page(vma, address, pte) flushes the TLB for address like
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+ *    flush_tlb_page, then replaces it with a TLB for pte.
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  */
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 extern void flush_tlb_all(void);
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 extern void flush_tlb_mm(struct mm_struct *mm);
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 extern void flush_tlb_range(struct vm_area_struct *vma, unsigned long start,
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 			    unsigned long end);
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 extern void flush_tlb_kernel_range(unsigned long start, unsigned long end);
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-extern void flush_tlb_one(unsigned long vaddr);
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 static inline void flush_tlb_page(struct vm_area_struct *vma,
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-				unsigned long addr)
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+				  unsigned long address)
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 {
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-	flush_tlb_one(addr);
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+	flush_tlb_range(vma, address, address + PAGE_SIZE);
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 }
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+static inline void flush_tlb_kernel_page(unsigned long address)
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+{
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+	flush_tlb_kernel_range(address, address + PAGE_SIZE);
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+}
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+
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+extern void reload_tlb_page(struct vm_area_struct *vma, unsigned long addr,
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+			    pte_t pte);
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+
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 #endif /* _ASM_NIOS2_TLBFLUSH_H */