Commit 13fca323 authored by Theodore Ts'o's avatar Theodore Ts'o
Browse files

ext4: mark metadata blocks using bh flags 



This allows metadata writebacks which are issued via block device
writeback to be sent with the current write request flags.

Signed-off-by: default avatar"Theodore Ts'o" <tytso@mit.edu>
parent 877f962c

fs/ext4/ext4_jbd2.c

+2 −0
Original line number Diff line number Diff line
@@ -215,6 +215,8 @@ int __ext4_handle_dirty_metadata(const char *where, unsigned int line, 


	might_sleep();



	set_buffer_meta(bh);

	set_buffer_prio(bh);

	if (ext4_handle_valid(handle)) {

		err = jbd2_journal_dirty_metadata(handle, bh);

		if (err) {

fs/ext4/inode.c

+5 −1
Original line number Diff line number Diff line
@@ -1080,10 +1080,14 @@ static int ext4_write_begin(struct file *file, struct address_space *mapping, 
/* For write_end() in data=journal mode */

static int write_end_fn(handle_t *handle, struct buffer_head *bh)

{

	int ret;

	if (!buffer_mapped(bh) || buffer_freed(bh))

		return 0;

	set_buffer_uptodate(bh);

	return ext4_handle_dirty_metadata(handle, NULL, bh);

	ret = ext4_handle_dirty_metadata(handle, NULL, bh);

	clear_buffer_meta(bh);

	clear_buffer_prio(bh);

	return ret;

}



/*