Applied this to the testing branch. Thanks!
sage
On Thu, 31 Oct 2013, Yan, Zheng wrote:
> From: "Yan, Zheng" <zheng.z.yan@xxxxxxxxx>
>
> We also need to wake up 'safe' waiters if error occurs or request
> aborted. Otherwise sync(2)/fsync(2) may hang forever.
>
> Signed-off-by: Yan, Zheng <zheng.z.yan@xxxxxxxxx>
> ---
> fs/ceph/mds_client.c | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/fs/ceph/mds_client.c b/fs/ceph/mds_client.c
> index 8ef7926..cb6a7ae 100644
> --- a/fs/ceph/mds_client.c
> +++ b/fs/ceph/mds_client.c
> @@ -643,6 +643,8 @@ static void __unregister_request(struct ceph_mds_client *mdsc,
> iput(req->r_unsafe_dir);
> req->r_unsafe_dir = NULL;
> }
> +
> + complete_all(&req->r_safe_completion);
>
> ceph_mdsc_put_request(req);
> }
> @@ -2186,7 +2188,6 @@ static void handle_reply(struct ceph_mds_session *session, struct ceph_msg *msg)
> if (head->safe) {
> req->r_got_safe = true;
> __unregister_request(mdsc, req);
> - complete_all(&req->r_safe_completion);
>
> if (req->r_got_unsafe) {
> /*
> --
> 1.8.1.4
>
>
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