diff options
Diffstat (limited to 'mm/mmu_notifier.c')
-rw-r--r-- | mm/mmu_notifier.c | 18 |
1 files changed, 6 insertions, 12 deletions
diff --git a/mm/mmu_notifier.c b/mm/mmu_notifier.c index 2175fb0d501c..be04122fb277 100644 --- a/mm/mmu_notifier.c +++ b/mm/mmu_notifier.c | |||
@@ -95,11 +95,10 @@ int __mmu_notifier_clear_flush_young(struct mm_struct *mm, | |||
95 | unsigned long address) | 95 | unsigned long address) |
96 | { | 96 | { |
97 | struct mmu_notifier *mn; | 97 | struct mmu_notifier *mn; |
98 | struct hlist_node *n; | ||
99 | int young = 0, id; | 98 | int young = 0, id; |
100 | 99 | ||
101 | id = srcu_read_lock(&srcu); | 100 | id = srcu_read_lock(&srcu); |
102 | hlist_for_each_entry_rcu(mn, n, &mm->mmu_notifier_mm->list, hlist) { | 101 | hlist_for_each_entry_rcu(mn, &mm->mmu_notifier_mm->list, hlist) { |
103 | if (mn->ops->clear_flush_young) | 102 | if (mn->ops->clear_flush_young) |
104 | young |= mn->ops->clear_flush_young(mn, mm, address); | 103 | young |= mn->ops->clear_flush_young(mn, mm, address); |
105 | } | 104 | } |
@@ -112,11 +111,10 @@ int __mmu_notifier_test_young(struct mm_struct *mm, | |||
112 | unsigned long address) | 111 | unsigned long address) |
113 | { | 112 | { |
114 | struct mmu_notifier *mn; | 113 | struct mmu_notifier *mn; |
115 | struct hlist_node *n; | ||
116 | int young = 0, id; | 114 | int young = 0, id; |
117 | 115 | ||
118 | id = srcu_read_lock(&srcu); | 116 | id = srcu_read_lock(&srcu); |
119 | hlist_for_each_entry_rcu(mn, n, &mm->mmu_notifier_mm->list, hlist) { | 117 | hlist_for_each_entry_rcu(mn, &mm->mmu_notifier_mm->list, hlist) { |
120 | if (mn->ops->test_young) { | 118 | if (mn->ops->test_young) { |
121 | young = mn->ops->test_young(mn, mm, address); | 119 | young = mn->ops->test_young(mn, mm, address); |
122 | if (young) | 120 | if (young) |
@@ -132,11 +130,10 @@ void __mmu_notifier_change_pte(struct mm_struct *mm, unsigned long address, | |||
132 | pte_t pte) | 130 | pte_t pte) |
133 | { | 131 | { |
134 | struct mmu_notifier *mn; | 132 | struct mmu_notifier *mn; |
135 | struct hlist_node *n; | ||
136 | int id; | 133 | int id; |
137 | 134 | ||
138 | id = srcu_read_lock(&srcu); | 135 | id = srcu_read_lock(&srcu); |
139 | hlist_for_each_entry_rcu(mn, n, &mm->mmu_notifier_mm->list, hlist) { | 136 | hlist_for_each_entry_rcu(mn, &mm->mmu_notifier_mm->list, hlist) { |
140 | if (mn->ops->change_pte) | 137 | if (mn->ops->change_pte) |
141 | mn->ops->change_pte(mn, mm, address, pte); | 138 | mn->ops->change_pte(mn, mm, address, pte); |
142 | } | 139 | } |
@@ -147,11 +144,10 @@ void __mmu_notifier_invalidate_page(struct mm_struct *mm, | |||
147 | unsigned long address) | 144 | unsigned long address) |
148 | { | 145 | { |
149 | struct mmu_notifier *mn; | 146 | struct mmu_notifier *mn; |
150 | struct hlist_node *n; | ||
151 | int id; | 147 | int id; |
152 | 148 | ||
153 | id = srcu_read_lock(&srcu); | 149 | id = srcu_read_lock(&srcu); |
154 | hlist_for_each_entry_rcu(mn, n, &mm->mmu_notifier_mm->list, hlist) { | 150 | hlist_for_each_entry_rcu(mn, &mm->mmu_notifier_mm->list, hlist) { |
155 | if (mn->ops->invalidate_page) | 151 | if (mn->ops->invalidate_page) |
156 | mn->ops->invalidate_page(mn, mm, address); | 152 | mn->ops->invalidate_page(mn, mm, address); |
157 | } | 153 | } |
@@ -162,11 +158,10 @@ void __mmu_notifier_invalidate_range_start(struct mm_struct *mm, | |||
162 | unsigned long start, unsigned long end) | 158 | unsigned long start, unsigned long end) |
163 | { | 159 | { |
164 | struct mmu_notifier *mn; | 160 | struct mmu_notifier *mn; |
165 | struct hlist_node *n; | ||
166 | int id; | 161 | int id; |
167 | 162 | ||
168 | id = srcu_read_lock(&srcu); | 163 | id = srcu_read_lock(&srcu); |
169 | hlist_for_each_entry_rcu(mn, n, &mm->mmu_notifier_mm->list, hlist) { | 164 | hlist_for_each_entry_rcu(mn, &mm->mmu_notifier_mm->list, hlist) { |
170 | if (mn->ops->invalidate_range_start) | 165 | if (mn->ops->invalidate_range_start) |
171 | mn->ops->invalidate_range_start(mn, mm, start, end); | 166 | mn->ops->invalidate_range_start(mn, mm, start, end); |
172 | } | 167 | } |
@@ -178,11 +173,10 @@ void __mmu_notifier_invalidate_range_end(struct mm_struct *mm, | |||
178 | unsigned long start, unsigned long end) | 173 | unsigned long start, unsigned long end) |
179 | { | 174 | { |
180 | struct mmu_notifier *mn; | 175 | struct mmu_notifier *mn; |
181 | struct hlist_node *n; | ||
182 | int id; | 176 | int id; |
183 | 177 | ||
184 | id = srcu_read_lock(&srcu); | 178 | id = srcu_read_lock(&srcu); |
185 | hlist_for_each_entry_rcu(mn, n, &mm->mmu_notifier_mm->list, hlist) { | 179 | hlist_for_each_entry_rcu(mn, &mm->mmu_notifier_mm->list, hlist) { |
186 | if (mn->ops->invalidate_range_end) | 180 | if (mn->ops->invalidate_range_end) |
187 | mn->ops->invalidate_range_end(mn, mm, start, end); | 181 | mn->ops->invalidate_range_end(mn, mm, start, end); |
188 | } | 182 | } |