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| author | Lars Ellenberg <lars.ellenberg@linbit.com> | 2017-08-29 10:20:33 +0200 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2017-08-29 23:34:44 +0200 |
| commit | 9da10e8da3b3e126d82973e2147ba47767fb3b0e (patch) | |
| tree | b04c971cf54d6ef659f2bcb1439ee8f68b11f3f2 /drivers/block/drbd/drbd_req.c | |
| parent | drbd: introduce drbd_recv_header_maybe_unplug (diff) | |
| download | linux-9da10e8da3b3e126d82973e2147ba47767fb3b0e.tar.xz linux-9da10e8da3b3e126d82973e2147ba47767fb3b0e.zip | |
drbd: change list_for_each_safe to while(list_first_entry_or_null)
Two instances of list_for_each_safe can drop their tmp element, they
really just peel off each element in turn from the start of the list.
Signed-off-by: Philipp Reisner <philipp.reisner@linbit.com>
Signed-off-by: Lars Ellenberg <lars.ellenberg@linbit.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers/block/drbd/drbd_req.c')
| -rw-r--r-- | drivers/block/drbd/drbd_req.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/block/drbd/drbd_req.c b/drivers/block/drbd/drbd_req.c index 5cf43f13e7eb..ae02aa397c8f 100644 --- a/drivers/block/drbd/drbd_req.c +++ b/drivers/block/drbd/drbd_req.c @@ -1479,12 +1479,12 @@ static bool prepare_al_transaction_nonblock(struct drbd_device *device, struct list_head *pending, struct list_head *later) { - struct drbd_request *req, *tmp; + struct drbd_request *req; int wake = 0; int err; spin_lock_irq(&device->al_lock); - list_for_each_entry_safe(req, tmp, incoming, tl_requests) { + while ((req = list_first_entry_or_null(incoming, struct drbd_request, tl_requests))) { err = drbd_al_begin_io_nonblock(device, &req->i); if (err == -ENOBUFS) break; @@ -1503,9 +1503,9 @@ static bool prepare_al_transaction_nonblock(struct drbd_device *device, void send_and_submit_pending(struct drbd_device *device, struct list_head *pending) { - struct drbd_request *req, *tmp; + struct drbd_request *req; - list_for_each_entry_safe(req, tmp, pending, tl_requests) { + while ((req = list_first_entry_or_null(pending, struct drbd_request, tl_requests))) { req->rq_state |= RQ_IN_ACT_LOG; req->in_actlog_jif = jiffies; atomic_dec(&device->ap_actlog_cnt); |