{}
};
-#ifdef CONFIG_NUMA
-static inline void hugetlb_set_vma_policy(struct vm_area_struct *vma,
- struct inode *inode, pgoff_t index)
-{
- vma->vm_policy = mpol_shared_policy_lookup(&HUGETLBFS_I(inode)->policy,
- index);
-}
-
-static inline void hugetlb_drop_vma_policy(struct vm_area_struct *vma)
-{
- mpol_cond_put(vma->vm_policy);
-}
-#else
-static inline void hugetlb_set_vma_policy(struct vm_area_struct *vma,
- struct inode *inode, pgoff_t index)
-{
-}
-
-static inline void hugetlb_drop_vma_policy(struct vm_area_struct *vma)
-{
-}
-#endif
-
/*
* Mask used when checking the page offset value passed in via system
* calls. This value will be converted to a loff_t which is signed.
/*
* Initialize a pseudo vma as this is required by the huge page
- * allocation routines. If NUMA is configured, use page index
- * as input to create an allocation policy.
+ * allocation routines.
*/
vma_init(&pseudo_vma, mm);
vm_flags_init(&pseudo_vma, VM_HUGETLB | VM_MAYSHARE | VM_SHARED);
* folios in these areas, we need to consume the reserves
* to keep reservation accounting consistent.
*/
- hugetlb_set_vma_policy(&pseudo_vma, inode, index);
folio = alloc_hugetlb_folio(&pseudo_vma, addr, 0);
- hugetlb_drop_vma_policy(&pseudo_vma);
if (IS_ERR(folio)) {
mutex_unlock(&hugetlb_fault_mutex_table[hash]);
error = PTR_ERR(folio);
hugetlbfs_inc_free_inodes(sbinfo);
return NULL;
}
-
- /*
- * Any time after allocation, hugetlbfs_destroy_inode can be called
- * for the inode. mpol_free_shared_policy is unconditionally called
- * as part of hugetlbfs_destroy_inode. So, initialize policy here
- * in case of a quick call to destroy.
- *
- * Note that the policy is initialized even if we are creating a
- * private inode. This simplifies hugetlbfs_destroy_inode.
- */
- mpol_shared_policy_init(&p->policy, NULL);
-
return &p->vfs_inode;
}
static void hugetlbfs_destroy_inode(struct inode *inode)
{
hugetlbfs_inc_free_inodes(HUGETLBFS_SB(inode->i_sb));
- mpol_free_shared_policy(&HUGETLBFS_I(inode)->policy);
}
static const struct address_space_operations hugetlbfs_aops = {