From 9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00 Mon Sep 17 00:00:00 2001 From: Yunhong Jiang Date: Tue, 4 Aug 2015 12:17:53 -0700 Subject: Add the rt linux 4.1.3-rt3 as base Import the rt linux 4.1.3-rt3 as OPNFV kvm base. It's from git://git.kernel.org/pub/scm/linux/kernel/git/rt/linux-rt-devel.git linux-4.1.y-rt and the base is: commit 0917f823c59692d751951bf5ea699a2d1e2f26a2 Author: Sebastian Andrzej Siewior Date: Sat Jul 25 12:13:34 2015 +0200 Prepare v4.1.3-rt3 Signed-off-by: Sebastian Andrzej Siewior We lose all the git history this way and it's not good. We should apply another opnfv project repo in future. Change-Id: I87543d81c9df70d99c5001fbdf646b202c19f423 Signed-off-by: Yunhong Jiang --- kernel/arch/powerpc/include/asm/tlb.h | 50 +++++++++++++++++++++++++++++++++++ 1 file changed, 50 insertions(+) create mode 100644 kernel/arch/powerpc/include/asm/tlb.h (limited to 'kernel/arch/powerpc/include/asm/tlb.h') diff --git a/kernel/arch/powerpc/include/asm/tlb.h b/kernel/arch/powerpc/include/asm/tlb.h new file mode 100644 index 000000000..20733fa51 --- /dev/null +++ b/kernel/arch/powerpc/include/asm/tlb.h @@ -0,0 +1,50 @@ +/* + * TLB shootdown specifics for powerpc + * + * Copyright (C) 2002 Anton Blanchard, IBM Corp. + * Copyright (C) 2002 Paul Mackerras, IBM Corp. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version + * 2 of the License, or (at your option) any later version. + */ +#ifndef _ASM_POWERPC_TLB_H +#define _ASM_POWERPC_TLB_H +#ifdef __KERNEL__ + +#ifndef __powerpc64__ +#include +#endif +#include +#include +#ifndef __powerpc64__ +#include +#include +#endif + +#include + +#define tlb_start_vma(tlb, vma) do { } while (0) +#define tlb_end_vma(tlb, vma) do { } while (0) +#define __tlb_remove_tlb_entry __tlb_remove_tlb_entry + +extern void tlb_flush(struct mmu_gather *tlb); + +/* Get the generic bits... */ +#include + +extern void flush_hash_entry(struct mm_struct *mm, pte_t *ptep, + unsigned long address); + +static inline void __tlb_remove_tlb_entry(struct mmu_gather *tlb, pte_t *ptep, + unsigned long address) +{ +#ifdef CONFIG_PPC_STD_MMU_32 + if (pte_val(*ptep) & _PAGE_HASHPTE) + flush_hash_entry(tlb->mm, ptep, address); +#endif +} + +#endif /* __KERNEL__ */ +#endif /* __ASM_POWERPC_TLB_H */ -- cgit 1.2.3-korg