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-rw-r--r--mm/nommu.c16
1 files changed, 8 insertions, 8 deletions
diff --git a/mm/nommu.c b/mm/nommu.c
index 386443e9d2c6..2d02ca17ce18 100644
--- a/mm/nommu.c
+++ b/mm/nommu.c
@@ -168,20 +168,20 @@ unsigned int kobjsize(const void *objp)
168} 168}
169 169
170int __get_user_pages(struct task_struct *tsk, struct mm_struct *mm, 170int __get_user_pages(struct task_struct *tsk, struct mm_struct *mm,
171 unsigned long start, int nr_pages, int flags, 171 unsigned long start, int nr_pages, int foll_flags,
172 struct page **pages, struct vm_area_struct **vmas) 172 struct page **pages, struct vm_area_struct **vmas)
173{ 173{
174 struct vm_area_struct *vma; 174 struct vm_area_struct *vma;
175 unsigned long vm_flags; 175 unsigned long vm_flags;
176 int i; 176 int i;
177 int write = !!(flags & GUP_FLAGS_WRITE);
178 int force = !!(flags & GUP_FLAGS_FORCE);
179 177
180 /* calculate required read or write permissions. 178 /* calculate required read or write permissions.
181 * - if 'force' is set, we only require the "MAY" flags. 179 * If FOLL_FORCE is set, we only require the "MAY" flags.
182 */ 180 */
183 vm_flags = write ? (VM_WRITE | VM_MAYWRITE) : (VM_READ | VM_MAYREAD); 181 vm_flags = (foll_flags & FOLL_WRITE) ?
184 vm_flags &= force ? (VM_MAYREAD | VM_MAYWRITE) : (VM_READ | VM_WRITE); 182 (VM_WRITE | VM_MAYWRITE) : (VM_READ | VM_MAYREAD);
183 vm_flags &= (foll_flags & FOLL_FORCE) ?
184 (VM_MAYREAD | VM_MAYWRITE) : (VM_READ | VM_WRITE);
185 185
186 for (i = 0; i < nr_pages; i++) { 186 for (i = 0; i < nr_pages; i++) {
187 vma = find_vma(mm, start); 187 vma = find_vma(mm, start);
@@ -223,9 +223,9 @@ int get_user_pages(struct task_struct *tsk, struct mm_struct *mm,
223 int flags = 0; 223 int flags = 0;
224 224
225 if (write) 225 if (write)
226 flags |= GUP_FLAGS_WRITE; 226 flags |= FOLL_WRITE;
227 if (force) 227 if (force)
228 flags |= GUP_FLAGS_FORCE; 228 flags |= FOLL_FORCE;
229 229
230 return __get_user_pages(tsk, mm, start, nr_pages, flags, pages, vmas); 230 return __get_user_pages(tsk, mm, start, nr_pages, flags, pages, vmas);
231} 231}