From 32fa7e91f923d8b2578c42016ff3a94efc9968a2 Mon Sep 17 00:00:00 2001 From: Philipp Reisner Date: Wed, 26 May 2010 17:13:18 +0200 Subject: [PATCH] drbd: Removed the now empty w_io_error() function Signed-off-by: Philipp Reisner Signed-off-by: Lars Ellenberg Signed-off-by: Jens Axboe --- drivers/block/drbd/drbd_int.h | 1 - drivers/block/drbd/drbd_req.c | 27 +-------------------------- drivers/block/drbd/drbd_worker.c | 14 -------------- 3 files changed, 1 insertion(+), 41 deletions(-) diff --git a/drivers/block/drbd/drbd_int.h b/drivers/block/drbd/drbd_int.h index 6d79a76..86605f6 100644 --- a/drivers/block/drbd/drbd_int.h +++ b/drivers/block/drbd/drbd_int.h @@ -1474,7 +1474,6 @@ extern int w_e_end_ov_req(struct drbd_conf *, struct drbd_work *, int); extern int w_ov_finished(struct drbd_conf *, struct drbd_work *, int); extern int w_resync_inactive(struct drbd_conf *, struct drbd_work *, int); extern int w_resume_next_sg(struct drbd_conf *, struct drbd_work *, int); -extern int w_io_error(struct drbd_conf *, struct drbd_work *, int); extern int w_send_write_hint(struct drbd_conf *, struct drbd_work *, int); extern int w_make_resync_request(struct drbd_conf *, struct drbd_work *, int); extern int w_send_dblock(struct drbd_conf *, struct drbd_work *, int); diff --git a/drivers/block/drbd/drbd_req.c b/drivers/block/drbd/drbd_req.c index 3397f11..e6c4d57 100644 --- a/drivers/block/drbd/drbd_req.c +++ b/drivers/block/drbd/drbd_req.c @@ -102,32 +102,7 @@ static void _req_is_done(struct drbd_conf *mdev, struct drbd_request *req, const } } - /* if it was a local io error, we want to notify our - * peer about that, and see if we need to - * detach the disk and stuff. - * to avoid allocating some special work - * struct, reuse the request. */ - - /* THINK - * why do we do this not when we detect the error, - * but delay it until it is "done", i.e. possibly - * until the next barrier ack? */ - - if (rw == WRITE && - ((s & RQ_LOCAL_MASK) && !(s & RQ_LOCAL_OK))) { - if (!(req->w.list.next == LIST_POISON1 || - list_empty(&req->w.list))) { - /* DEBUG ASSERT only; if this triggers, we - * probably corrupt the worker list here */ - dev_err(DEV, "req->w.list.next = %p\n", req->w.list.next); - dev_err(DEV, "req->w.list.prev = %p\n", req->w.list.prev); - } - req->w.cb = w_io_error; - drbd_queue_work(&mdev->data.work, &req->w); - /* drbd_req_free() is done in w_io_error */ - } else { - drbd_req_free(req); - } + drbd_req_free(req); } static void queue_barrier(struct drbd_conf *mdev) diff --git a/drivers/block/drbd/drbd_worker.c b/drivers/block/drbd/drbd_worker.c index 727ff63..a12b447 100644 --- a/drivers/block/drbd/drbd_worker.c +++ b/drivers/block/drbd/drbd_worker.c @@ -257,20 +257,6 @@ void drbd_endio_pri(struct bio *bio, int error) complete_master_bio(mdev, &m); } -int w_io_error(struct drbd_conf *mdev, struct drbd_work *w, int cancel) -{ - struct drbd_request *req = container_of(w, struct drbd_request, w); - - /* NOTE: mdev->ldev can be NULL by the time we get here! */ - /* D_ASSERT(mdev->ldev->dc.on_io_error != EP_PASS_ON); */ - - /* the only way this callback is scheduled is from _req_may_be_done, - * when it is done and had a local write error, see comments there */ - drbd_req_free(req); - - return TRUE; -} - int w_read_retry_remote(struct drbd_conf *mdev, struct drbd_work *w, int cancel) { struct drbd_request *req = container_of(w, struct drbd_request, w); -- 2.7.4