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Code Issues Releases Wiki Activity

hfsplus: Convert to release_folio 

Use a folio throughout hfsplus_release_folio().

Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Reviewed-by: Jeff Layton <jlayton@kernel.org>
This commit is contained in:
Matthew Wilcox (Oracle) 2022-04-30 23:53:28 -04:00
parent 5784f09bf4
commit 7ffce3d941
1 changed files with 12 additions and 11 deletions
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23
fs/hfsplus/inode.c
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@ -63,14 +63,15 @@ static sector_t hfsplus_bmap(struct address_space *mapping, sector_t block)
return generic_block_bmap(mapping, block, hfsplus_get_block);
}
static int hfsplus_releasepage(struct page *page, gfp_t mask)
static bool hfsplus_release_folio(struct folio *folio, gfp_t mask)
{
struct inode *inode = page->mapping->host;
struct inode *inode = folio->mapping->host;
struct super_block *sb = inode->i_sb;
struct hfs_btree *tree;
struct hfs_bnode *node;
u32 nidx;
int i, res = 1;
int i;
bool res = true;
switch (inode->i_ino) {
case HFSPLUS_EXT_CNID:
@ -84,26 +85,26 @@ static int hfsplus_releasepage(struct page *page, gfp_t mask)
break;
default:
BUG();
return 0;
return false;
}
if (!tree)
return 0;
return false;
if (tree->node_size >= PAGE_SIZE) {
nidx = page->index >>
nidx = folio->index >>
(tree->node_size_shift - PAGE_SHIFT);
spin_lock(&tree->hash_lock);
node = hfs_bnode_findhash(tree, nidx);
if (!node)
;
else if (atomic_read(&node->refcnt))
res = 0;
res = false;
if (res && node) {
hfs_bnode_unhash(node);
hfs_bnode_free(node);
}
spin_unlock(&tree->hash_lock);
} else {
nidx = page->index <<
nidx = folio->index <<
(PAGE_SHIFT - tree->node_size_shift);
i = 1 << (PAGE_SHIFT - tree->node_size_shift);
spin_lock(&tree->hash_lock);
@ -112,7 +113,7 @@ static int hfsplus_releasepage(struct page *page, gfp_t mask)
if (!node)
continue;
if (atomic_read(&node->refcnt)) {
res = 0;
res = false;
break;
}
hfs_bnode_unhash(node);
@ -120,7 +121,7 @@ static int hfsplus_releasepage(struct page *page, gfp_t mask)
} while (--i && nidx < tree->node_count);
spin_unlock(&tree->hash_lock);
}
return res ? try_to_free_buffers(page) : 0;
return res ? try_to_free_buffers(&folio->page) : false;
}
static ssize_t hfsplus_direct_IO(struct kiocb *iocb, struct iov_iter *iter)
@ -162,7 +163,7 @@ const struct address_space_operations hfsplus_btree_aops = {
.write_begin = hfsplus_write_begin,
.write_end = generic_write_end,
.bmap = hfsplus_bmap,
.releasepage = hfsplus_releasepage,
.release_folio = hfsplus_release_folio,
};
const struct address_space_operations hfsplus_aops = {