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OpenCloudOS-Kernel
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switch hugetlbfs to ->evict_inode() 

The first spoils - hugetlb can use default ->drop_inode() now.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro 2010-06-04 19:52:12 -04:00
parent be7ce4161f
commit 2bbbda308f
1 changed files with 2 additions and 20 deletions
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22
fs/hugetlbfs/inode.c
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@ -371,29 +371,12 @@ static void truncate_hugepages(struct inode *inode, loff_t lstart)
hugetlb_unreserve_pages(inode, start, freed);
}
static void hugetlbfs_delete_inode(struct inode *inode)
static void hugetlbfs_evict_inode(struct inode *inode)
{
truncate_hugepages(inode, 0);
clear_inode(inode);
}
static void hugetlbfs_forget_inode(struct inode *inode) __releases(inode_lock)
{
if (generic_detach_inode(inode)) {
truncate_hugepages(inode, 0);
clear_inode(inode);
destroy_inode(inode);
}
}
static void hugetlbfs_drop_inode(struct inode *inode)
{
if (!inode->i_nlink)
generic_delete_inode(inode);
else
hugetlbfs_forget_inode(inode);
}
static inline void
hugetlb_vmtruncate_list(struct prio_tree_root *root, pgoff_t pgoff)
{
@ -713,9 +696,8 @@ static const struct inode_operations hugetlbfs_inode_operations = {
static const struct super_operations hugetlbfs_ops = {
.alloc_inode = hugetlbfs_alloc_inode,
.destroy_inode = hugetlbfs_destroy_inode,
.evict_inode = hugetlbfs_evict_inode,
.statfs = hugetlbfs_statfs,
.delete_inode = hugetlbfs_delete_inode,
.drop_inode = hugetlbfs_drop_inode,
.put_super = hugetlbfs_put_super,
.show_options = generic_show_options,
};