Saves a number of calls to compound_head().
Signed-off-by: Matthew Wilcox (Oracle) <willy@xxxxxxxxxxxxx>
---
fs/ext4/inline.c | 20 +++++++++-----------
1 file changed, 9 insertions(+), 11 deletions(-)
diff --git a/fs/ext4/inline.c b/fs/ext4/inline.c
index 99c77dd519f0..b8e22348dad2 100644
--- a/fs/ext4/inline.c
+++ b/fs/ext4/inline.c
@@ -910,10 +910,9 @@ int ext4_da_write_inline_data_begin(struct address_space *mapping,
{
int ret;
handle_t *handle;
- struct page *page;
+ struct folio *folio;
struct ext4_iloc iloc;
int retries = 0;
- unsigned int flags;
ret = ext4_get_inode_loc(inode, &iloc);
if (ret)
@@ -945,10 +944,9 @@ int ext4_da_write_inline_data_begin(struct address_space *mapping,
* We cannot recurse into the filesystem as the transaction
* is already started.
*/
- flags = memalloc_nofs_save();
- page = grab_cache_page_write_begin(mapping, 0);
- memalloc_nofs_restore(flags);
- if (!page) {
+ folio = __filemap_get_folio(mapping, 0, FGP_WRITEBEGIN | FGP_NOFS,
+ mapping_gfp_mask(mapping));
+ if (!folio) {
ret = -ENOMEM;
goto out_journal;
}
@@ -959,8 +957,8 @@ int ext4_da_write_inline_data_begin(struct address_space *mapping,
goto out_release_page;
}
- if (!PageUptodate(page)) {
- ret = ext4_read_inline_page(inode, page);
+ if (!folio_test_uptodate(folio)) {
+ ret = ext4_read_inline_page(inode, &folio->page);
if (ret < 0)
goto out_release_page;
}
@@ -970,13 +968,13 @@ int ext4_da_write_inline_data_begin(struct address_space *mapping,
goto out_release_page;
up_read(&EXT4_I(inode)->xattr_sem);
- *pagep = page;
+ *pagep = &folio->page;
brelse(iloc.bh);
return 1;
out_release_page:
up_read(&EXT4_I(inode)->xattr_sem);
- unlock_page(page);
- put_page(page);
+ folio_unlock(folio);
+ folio_put(folio);
out_journal:
ext4_journal_stop(handle);
out:
--
2.35.1
