On 04/21/2013 02:07 AM, Theodore Ts'o wrote:
> This allows metadata writebacks which are issued via block device
> writeback to be sent with the current write request flags.
Hi, where do these come from?
fs/ext4/ext4_jbd2.c: In function ‘__ext4_handle_dirty_metadata’:
fs/ext4/ext4_jbd2.c:218:2: error: implicit declaration of function
‘mark_buffer_meta’ [-Werror=implicit-function-declaration]
fs/ext4/ext4_jbd2.c:219:2: error: implicit declaration of function
‘mark_buffer_prio’ [-Werror=implicit-function-declaration]
cc1: some warnings being treated as errors
> Signed-off-by: "Theodore Ts'o" <ty...@mit.edu>
> ---
> fs/ext4/ext4_jbd2.c | 2 ++
> fs/ext4/inode.c | 6 +++++-
> 2 files changed, 7 insertions(+), 1 deletion(-)
>
> diff --git a/fs/ext4/ext4_jbd2.c b/fs/ext4/ext4_jbd2.c
> index 0e1dc9e..fd97b81 100644
> --- a/fs/ext4/ext4_jbd2.c
> +++ b/fs/ext4/ext4_jbd2.c
> @@ -215,6 +215,8 @@ int __ext4_handle_dirty_metadata(const char *where,
> unsigned int line,
>
> might_sleep();
>
> + mark_buffer_meta(bh);
> + mark_buffer_prio(bh);
> if (ext4_handle_valid(handle)) {
> err = jbd2_journal_dirty_metadata(handle, bh);
> if (err) {
> diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c
> index 62492e9..d7518e2 100644
> --- a/fs/ext4/inode.c
> +++ b/fs/ext4/inode.c
> @@ -1080,10 +1080,14 @@ retry_journal:
> /* 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;
> }
>
> /*
>
--
js
suse labs
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