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authorJiri Kosina <jkosina@suse.cz>2007-02-10 04:43:51 -0500
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-02-11 13:51:21 -0500
commit5cf885d01f30be710a339976c485f92bb8a8946d (patch)
treec482a9b7bf0f3e895a1798345c4ae469c5f7dd9a
parent8447157a1ac467fae2125074f3693f557c8e05d3 (diff)
[PATCH] CRIS: TLB handling: turn local_save_flags() + local_irq_disable() into local_irq_save()
TLB handling for CRIS contains local_irq_disable() after local_save_flags(). Turn this into local_irq_save(). Signed-off-by: Jiri Kosina <jkosina@suse.cz> Cc: Mikael Starvik <starvik@axis.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--arch/cris/arch-v10/mm/tlb.c9
-rw-r--r--arch/cris/arch-v32/mm/tlb.c9
2 files changed, 6 insertions, 12 deletions
diff --git a/arch/cris/arch-v10/mm/tlb.c b/arch/cris/arch-v10/mm/tlb.c
index 70a5523eff78..7d9fec88dee5 100644
--- a/arch/cris/arch-v10/mm/tlb.c
+++ b/arch/cris/arch-v10/mm/tlb.c
@@ -42,8 +42,7 @@ flush_tlb_all(void)
42 * in the same 4-way entry group. details.. 42 * in the same 4-way entry group. details..
43 */ 43 */
44 44
45 local_save_flags(flags); 45 local_irq_save(flags);
46 local_irq_disable();
47 for(i = 0; i < NUM_TLB_ENTRIES; i++) { 46 for(i = 0; i < NUM_TLB_ENTRIES; i++) {
48 *R_TLB_SELECT = ( IO_FIELD(R_TLB_SELECT, index, i) ); 47 *R_TLB_SELECT = ( IO_FIELD(R_TLB_SELECT, index, i) );
49 *R_TLB_HI = ( IO_FIELD(R_TLB_HI, page_id, INVALID_PAGEID ) | 48 *R_TLB_HI = ( IO_FIELD(R_TLB_HI, page_id, INVALID_PAGEID ) |
@@ -78,8 +77,7 @@ flush_tlb_mm(struct mm_struct *mm)
78 * global pages. is it worth the extra I/O ? 77 * global pages. is it worth the extra I/O ?
79 */ 78 */
80 79
81 local_save_flags(flags); 80 local_irq_save(flags);
82 local_irq_disable();
83 for(i = 0; i < NUM_TLB_ENTRIES; i++) { 81 for(i = 0; i < NUM_TLB_ENTRIES; i++) {
84 *R_TLB_SELECT = IO_FIELD(R_TLB_SELECT, index, i); 82 *R_TLB_SELECT = IO_FIELD(R_TLB_SELECT, index, i);
85 if (IO_EXTRACT(R_TLB_HI, page_id, *R_TLB_HI) == page_id) { 83 if (IO_EXTRACT(R_TLB_HI, page_id, *R_TLB_HI) == page_id) {
@@ -118,8 +116,7 @@ flush_tlb_page(struct vm_area_struct *vma,
118 * and the virtual address requested 116 * and the virtual address requested
119 */ 117 */
120 118
121 local_save_flags(flags); 119 local_irq_save(flags);
122 local_irq_disable();
123 for(i = 0; i < NUM_TLB_ENTRIES; i++) { 120 for(i = 0; i < NUM_TLB_ENTRIES; i++) {
124 unsigned long tlb_hi; 121 unsigned long tlb_hi;
125 *R_TLB_SELECT = IO_FIELD(R_TLB_SELECT, index, i); 122 *R_TLB_SELECT = IO_FIELD(R_TLB_SELECT, index, i);
diff --git a/arch/cris/arch-v32/mm/tlb.c b/arch/cris/arch-v32/mm/tlb.c
index 9d75d7692303..c2d12e9c40d7 100644
--- a/arch/cris/arch-v32/mm/tlb.c
+++ b/arch/cris/arch-v32/mm/tlb.c
@@ -54,8 +54,7 @@ __flush_tlb_all(void)
54 * Mask with 0xf so similar TLB entries aren't written in the same 4-way 54 * Mask with 0xf so similar TLB entries aren't written in the same 4-way
55 * entry group. 55 * entry group.
56 */ 56 */
57 local_save_flags(flags); 57 local_irq_save(flags);
58 local_irq_disable();
59 58
60 for (mmu = 1; mmu <= 2; mmu++) { 59 for (mmu = 1; mmu <= 2; mmu++) {
61 SUPP_BANK_SEL(mmu); /* Select the MMU */ 60 SUPP_BANK_SEL(mmu); /* Select the MMU */
@@ -92,8 +91,7 @@ __flush_tlb_mm(struct mm_struct *mm)
92 return; 91 return;
93 92
94 /* Mark the TLB entries that match the page_id as invalid. */ 93 /* Mark the TLB entries that match the page_id as invalid. */
95 local_save_flags(flags); 94 local_irq_save(flags);
96 local_irq_disable();
97 95
98 for (mmu = 1; mmu <= 2; mmu++) { 96 for (mmu = 1; mmu <= 2; mmu++) {
99 SUPP_BANK_SEL(mmu); 97 SUPP_BANK_SEL(mmu);
@@ -140,8 +138,7 @@ __flush_tlb_page(struct vm_area_struct *vma, unsigned long addr)
140 * Invalidate those TLB entries that match both the mm context and the 138 * Invalidate those TLB entries that match both the mm context and the
141 * requested virtual address. 139 * requested virtual address.
142 */ 140 */
143 local_save_flags(flags); 141 local_irq_save(flags);
144 local_irq_disable();
145 142
146 for (mmu = 1; mmu <= 2; mmu++) { 143 for (mmu = 1; mmu <= 2; mmu++) {
147 SUPP_BANK_SEL(mmu); 144 SUPP_BANK_SEL(mmu);