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ext4: switch to using ext4_do_writepages() for ordered data writeout

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Use the standard writepages method (ext4_do_writepages()) to perform
writeout of ordered data during journal commit.

Reviewed-by: Ritesh Harjani (IBM) <ritesh.list@gmail.com>
Signed-off-by: Jan Kara <jack@suse.cz>
Link: https://lore.kernel.org/r/20221207112722.22220-8-jack@suse.cz
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
This commit is contained in:
Jan Kara
2022-12-07 12:27:11 +01:00
committed by Theodore Ts'o
parent 29bc9cea0e
commit 59205c8d4e
3 changed files with 18 additions and 2 deletions
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1
fs/ext4/ext4.h
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@@ -3000,6 +3000,7 @@ extern void ext4_set_inode_flags(struct inode *, bool init);
extern int ext4_alloc_da_blocks(struct inode *inode);
extern void ext4_set_aops(struct inode *inode);
extern int ext4_writepage_trans_blocks(struct inode *);
extern int ext4_normal_submit_inode_data_buffers(struct jbd2_inode *jinode);
extern int ext4_chunk_trans_blocks(struct inode *, int nrblocks);
extern int ext4_zero_partial_blocks(handle_t *handle, struct inode *inode,
loff_t lstart, loff_t lend);

16
fs/ext4/inode.c
View File

@@ -2960,6 +2960,22 @@ static int ext4_writepages(struct address_space *mapping,
return ret;
}
int ext4_normal_submit_inode_data_buffers(struct jbd2_inode *jinode)
{
struct writeback_control wbc = {
.sync_mode = WB_SYNC_ALL,
.nr_to_write = LONG_MAX,
.range_start = jinode->i_dirty_start,
.range_end = jinode->i_dirty_end,
};
struct mpage_da_data mpd = {
.inode = jinode->i_vfs_inode,
.wbc = &wbc,
.can_map = 0,
};
return ext4_do_writepages(&mpd);
}
static int ext4_dax_writepages(struct address_space *mapping,
struct writeback_control *wbc)
{

3
fs/ext4/super.c
View File

@@ -540,8 +540,7 @@ static int ext4_journal_submit_inode_data_buffers(struct jbd2_inode *jinode)
if (ext4_should_journal_data(jinode->i_vfs_inode))
ret = ext4_journalled_submit_inode_data_buffers(jinode);
else
ret = jbd2_journal_submit_inode_data_buffers(jinode);
ret = ext4_normal_submit_inode_data_buffers(jinode);
return ret;
}