add led

hc

2024-05-10 10ebd8556b7990499c896a550e3d416b444211e6

 kernel/arch/powerpc/kvm/e500_mmu_host.c
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@@ -1,3 +1,4 @@
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+// SPDX-License-Identifier: GPL-2.0-only
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 /*
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  * Copyright (C) 2008-2013 Freescale Semiconductor, Inc. All rights reserved.
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  *
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@@ -10,10 +11,6 @@
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  * Description:
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  * This file is based on arch/powerpc/kvm/44x_tlb.c,
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  * by Hollis Blanchard <hollisb@us.ibm.com>.
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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, version 2, as
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- * published by the Free Software Foundation.
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  */
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 #include <linux/kernel.h>
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@@ -358,9 +355,9 @@
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 	if (tlbsel == 1) {
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 		struct vm_area_struct *vma;
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-		down_read(&current->mm->mmap_sem);
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+		mmap_read_lock(kvm->mm);
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-		vma = find_vma(current->mm, hva);
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+		vma = find_vma(kvm->mm, hva);
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 		if (vma && hva >= vma->vm_start &&
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 		    (vma->vm_flags & VM_PFNMAP)) {
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 			/*
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@@ -425,7 +422,7 @@
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 				break;
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 			}
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 		} else if (vma && hva >= vma->vm_start &&
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-			   (vma->vm_flags & VM_HUGETLB)) {
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+			   is_vm_hugetlb_page(vma)) {
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 			unsigned long psize = vma_kernel_pagesize(vma);
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 			tsize = (gtlbe->mas1 & MAS1_TSIZE_MASK) >>
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@@ -444,7 +441,7 @@
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 			tsize = max(BOOK3E_PAGESZ_4K, tsize & ~1);
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 		}
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-		up_read(&current->mm->mmap_sem);
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+		mmap_read_unlock(kvm->mm);
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 	}
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 	if (likely(!pfnmap)) {
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@@ -738,7 +735,7 @@
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 }
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 int kvm_unmap_hva_range(struct kvm *kvm, unsigned long start, unsigned long end,
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-			bool blockable)
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+			unsigned flags)
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 {
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 	/* kvm_unmap_hva flushes everything anyways */
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 	kvm_unmap_hva(kvm, start);
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@@ -758,10 +755,11 @@
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 	return 0;
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 }
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-void kvm_set_spte_hva(struct kvm *kvm, unsigned long hva, pte_t pte)
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+int kvm_set_spte_hva(struct kvm *kvm, unsigned long hva, pte_t pte)
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 {
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 	/* The page will get remapped properly on its next fault */
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 	kvm_unmap_hva(kvm, hva);
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+	return 0;
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 }
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 /*****************************************/