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authorPaul Mackerras <paulus@samba.org>2005-11-04 01:03:39 -0500
committerPaul Mackerras <paulus@samba.org>2005-11-04 01:03:39 -0500
commitc3df69cd854551cf70e9c63aa509c26621084f60 (patch)
tree4d650a6939045e103734d72712877088cf1d3258 /include/asm-ppc64
parent292a6c58e9133b57d004d92a846fff326dd31e92 (diff)
parent1970282f3b453b7aac3b192a44705dcb5277fd82 (diff)
Merge git://oak/home/sfr/kernels/iseries/work
Diffstat (limited to 'include/asm-ppc64')
-rw-r--r--include/asm-ppc64/tlb.h39
-rw-r--r--include/asm-ppc64/tlbflush.h52
2 files changed, 0 insertions, 91 deletions
diff --git a/include/asm-ppc64/tlb.h b/include/asm-ppc64/tlb.h
deleted file mode 100644
index 97cb696ce68d..000000000000
--- a/include/asm-ppc64/tlb.h
+++ /dev/null
@@ -1,39 +0,0 @@
1/*
2 * TLB shootdown specifics for PPC64
3 *
4 * Copyright (C) 2002 Anton Blanchard, IBM Corp.
5 * Copyright (C) 2002 Paul Mackerras, IBM Corp.
6 *
7 * This program is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU General Public License
9 * as published by the Free Software Foundation; either version
10 * 2 of the License, or (at your option) any later version.
11 */
12#ifndef _PPC64_TLB_H
13#define _PPC64_TLB_H
14
15#include <asm/tlbflush.h>
16
17struct mmu_gather;
18
19extern void pte_free_finish(void);
20
21static inline void tlb_flush(struct mmu_gather *tlb)
22{
23 flush_tlb_pending();
24 pte_free_finish();
25}
26
27/* Avoid pulling in another include just for this */
28#define check_pgt_cache() do { } while (0)
29
30/* Get the generic bits... */
31#include <asm-generic/tlb.h>
32
33/* Nothing needed here in fact... */
34#define tlb_start_vma(tlb, vma) do { } while (0)
35#define tlb_end_vma(tlb, vma) do { } while (0)
36
37#define __tlb_remove_tlb_entry(tlb, pte, address) do { } while (0)
38
39#endif /* _PPC64_TLB_H */
diff --git a/include/asm-ppc64/tlbflush.h b/include/asm-ppc64/tlbflush.h
deleted file mode 100644
index 626f505c6ee3..000000000000
--- a/include/asm-ppc64/tlbflush.h
+++ /dev/null
@@ -1,52 +0,0 @@
1#ifndef _PPC64_TLBFLUSH_H
2#define _PPC64_TLBFLUSH_H
3
4/*
5 * TLB flushing:
6 *
7 * - flush_tlb_mm(mm) flushes the specified mm context TLB's
8 * - flush_tlb_page(vma, vmaddr) flushes one page
9 * - flush_tlb_page_nohash(vma, vmaddr) flushes one page if SW loaded TLB
10 * - flush_tlb_range(vma, start, end) flushes a range of pages
11 * - flush_tlb_kernel_range(start, end) flushes a range of kernel pages
12 * - flush_tlb_pgtables(mm, start, end) flushes a range of page tables
13 */
14
15#include <linux/percpu.h>
16#include <asm/page.h>
17
18#define PPC64_TLB_BATCH_NR 192
19
20struct mm_struct;
21struct ppc64_tlb_batch {
22 unsigned long index;
23 struct mm_struct *mm;
24 pte_t pte[PPC64_TLB_BATCH_NR];
25 unsigned long vaddr[PPC64_TLB_BATCH_NR];
26 unsigned int large;
27};
28DECLARE_PER_CPU(struct ppc64_tlb_batch, ppc64_tlb_batch);
29
30extern void __flush_tlb_pending(struct ppc64_tlb_batch *batch);
31
32static inline void flush_tlb_pending(void)
33{
34 struct ppc64_tlb_batch *batch = &get_cpu_var(ppc64_tlb_batch);
35
36 if (batch->index)
37 __flush_tlb_pending(batch);
38 put_cpu_var(ppc64_tlb_batch);
39}
40
41#define flush_tlb_mm(mm) flush_tlb_pending()
42#define flush_tlb_page(vma, addr) flush_tlb_pending()
43#define flush_tlb_page_nohash(vma, addr) do { } while (0)
44#define flush_tlb_range(vma, start, end) \
45 do { (void)(start); flush_tlb_pending(); } while (0)
46#define flush_tlb_kernel_range(start, end) flush_tlb_pending()
47#define flush_tlb_pgtables(mm, start, end) do { } while (0)
48
49extern void flush_hash_page(unsigned long va, pte_t pte, int local);
50void flush_hash_range(unsigned long number, int local);
51
52#endif /* _PPC64_TLBFLUSH_H */