On Mon, 2024-03-25 at 09:21 +1100, NeilBrown wrote:
> The page has been marked clean before writepage is called. If we don't
> redirty it before postponing the write, it might never get written.
>
> Fixes: 503d4fa6ee28 ("ceph: remove reliance on bdi congestion")
> Signed-off-by: NeilBrown <neilb@xxxxxxx>
> ---
> fs/ceph/addr.c | 4 +++-
> 1 file changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/fs/ceph/addr.c b/fs/ceph/addr.c
> index 1340d77124ae..ee9caf7916fb 100644
> --- a/fs/ceph/addr.c
> +++ b/fs/ceph/addr.c
> @@ -795,8 +795,10 @@ static int ceph_writepage(struct page *page, struct writeback_control *wbc)
> ihold(inode);
>
> if (wbc->sync_mode == WB_SYNC_NONE &&
> - ceph_inode_to_fs_client(inode)->write_congested)
> + ceph_inode_to_fs_client(inode)->write_congested) {
> + redirty_page_for_writepage(wbc, page);
> return AOP_WRITEPAGE_ACTIVATE;
> + }
>
> wait_on_page_fscache(page);
>
Reviewed-by: Jeff Layton <jlayton@xxxxxxxxxx>
