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| author |   Matthew Wilcox (Oracle) <willy@infradead.org> | 2022-04-29 11:12:16 -0400 |
|---|---|---|
| committer | Matthew Wilcox (Oracle) <willy@infradead.org> | 2022-05-09 16:21:45 -0400 |
| commit | fe5ddf6b21c7b9b2c6e29ef6fd38d827ced55e6e (patch) | |
| tree | d82ac11c4d5fda5c3863d9c067f0ddfed441c7b7 /fs/ext4 | |
| parent | erofs: Convert erofs zdata to read_folio (diff) | |
| download | linux-dev-fe5ddf6b21c7b9b2c6e29ef6fd38d827ced55e6e.tar.xz linux-dev-fe5ddf6b21c7b9b2c6e29ef6fd38d827ced55e6e.zip | |
ext4: Convert ext4 to read_folio
This is a "weak" conversion which converts straight back to using pages.
A full conversion should be performed at some point, hopefully by
someone familiar with the filesystem.
Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Diffstat (limited to 'fs/ext4')
| -rw-r--r-- | fs/ext4/inode.c | 9 | ||||
| -rw-r--r-- | fs/ext4/move_extent.c | 4 |
2 files changed, 7 insertions, 6 deletions
diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c index d3a7e8581291..c6b8cb4949f1 100644 --- a/fs/ext4/inode.c +++ b/fs/ext4/inode.c @@ -3180,8 +3180,9 @@ static sector_t ext4_bmap(struct address_space *mapping, sector_t block) return iomap_bmap(mapping, block, &ext4_iomap_ops); } -static int ext4_readpage(struct file *file, struct page *page) +static int ext4_read_folio(struct file *file, struct folio *folio) { + struct page *page = &folio->page; int ret = -EAGAIN; struct inode *inode = page->mapping->host; @@ -3608,7 +3609,7 @@ static int ext4_iomap_swap_activate(struct swap_info_struct *sis, } static const struct address_space_operations ext4_aops = { - .readpage = ext4_readpage, + .read_folio = ext4_read_folio, .readahead = ext4_readahead, .writepage = ext4_writepage, .writepages = ext4_writepages, @@ -3626,7 +3627,7 @@ static const struct address_space_operations ext4_aops = { }; static const struct address_space_operations ext4_journalled_aops = { - .readpage = ext4_readpage, + .read_folio = ext4_read_folio, .readahead = ext4_readahead, .writepage = ext4_writepage, .writepages = ext4_writepages, @@ -3643,7 +3644,7 @@ static const struct address_space_operations ext4_journalled_aops = { }; static const struct address_space_operations ext4_da_aops = { - .readpage = ext4_readpage, + .read_folio = ext4_read_folio, .readahead = ext4_readahead, .writepage = ext4_writepage, .writepages = ext4_writepages, diff --git a/fs/ext4/move_extent.c b/fs/ext4/move_extent.c index 4172a7d22471..701f1d6a217f 100644 --- a/fs/ext4/move_extent.c +++ b/fs/ext4/move_extent.c @@ -669,8 +669,8 @@ ext4_move_extents(struct file *o_filp, struct file *d_filp, __u64 orig_blk, * Up semaphore to avoid following problems: * a. transaction deadlock among ext4_journal_start, * ->write_begin via pagefault, and jbd2_journal_commit - * b. racing with ->readpage, ->write_begin, and ext4_get_block - * in move_extent_per_page + * b. racing with ->read_folio, ->write_begin, and + * ext4_get_block in move_extent_per_page */ ext4_double_up_write_data_sem(orig_inode, donor_inode); /* Swap original branches with new branches */ |