mirror of
https://github.com/torvalds/linux
synced 2024-09-06 18:01:05 +00:00
fs: dlm: rename DLM_IFL_NEED_SCHED to DLM_IFL_CB_PENDING
This patch renames DLM_IFL_NEED_SCHED to DLM_IFL_CB_PENDING because CB_PENDING is a proper name to describe this flag. This flag is set when callback enqueue will return DLM_ENQUEUE_CALLBACK_NEED_SCHED because the callback worker need to be queued. The flag tells that callbacks are currently pending to be called and will be unset if the callback work for the specific lkb is done. The term need schedule is part of this time but a proper name is to say that there are some callbacks pending to being called. Signed-off-by: Alexander Aring <aahringo@redhat.com> Signed-off-by: David Teigland <teigland@redhat.com>
This commit is contained in:
parent
740bb8fc10
commit
554d849616
|
@ -45,8 +45,7 @@ void dlm_purge_lkb_callbacks(struct dlm_lkb *lkb)
|
|||
kref_put(&cb->ref, dlm_release_callback);
|
||||
}
|
||||
|
||||
/* TODO */
|
||||
lkb->lkb_flags &= ~DLM_IFL_NEED_SCHED;
|
||||
lkb->lkb_flags &= ~DLM_IFL_CB_PENDING;
|
||||
|
||||
/* invalidate */
|
||||
dlm_callback_set_last_ptr(&lkb->lkb_last_cast, NULL);
|
||||
|
@ -104,8 +103,8 @@ int dlm_enqueue_lkb_callback(struct dlm_lkb *lkb, uint32_t flags, int mode,
|
|||
cb->sb_status = status;
|
||||
cb->sb_flags = (sbflags & 0x000000FF);
|
||||
kref_init(&cb->ref);
|
||||
if (!(lkb->lkb_flags & DLM_IFL_NEED_SCHED)) {
|
||||
lkb->lkb_flags |= DLM_IFL_NEED_SCHED;
|
||||
if (!(lkb->lkb_flags & DLM_IFL_CB_PENDING)) {
|
||||
lkb->lkb_flags |= DLM_IFL_CB_PENDING;
|
||||
rv = DLM_ENQUEUE_CALLBACK_NEED_SCHED;
|
||||
}
|
||||
list_add_tail(&cb->list, &lkb->lkb_callbacks);
|
||||
|
@ -210,7 +209,7 @@ void dlm_callback_work(struct work_struct *work)
|
|||
spin_lock(&lkb->lkb_cb_lock);
|
||||
rv = dlm_dequeue_lkb_callback(lkb, &cb);
|
||||
if (rv == DLM_DEQUEUE_CALLBACK_EMPTY) {
|
||||
lkb->lkb_flags &= ~DLM_IFL_NEED_SCHED;
|
||||
lkb->lkb_flags &= ~DLM_IFL_CB_PENDING;
|
||||
spin_unlock(&lkb->lkb_cb_lock);
|
||||
break;
|
||||
}
|
||||
|
|
|
@ -211,7 +211,7 @@ struct dlm_args {
|
|||
#endif
|
||||
#define DLM_IFL_DEADLOCK_CANCEL 0x01000000
|
||||
#define DLM_IFL_STUB_MS 0x02000000 /* magic number for m_flags */
|
||||
#define DLM_IFL_NEED_SCHED 0x04000000
|
||||
#define DLM_IFL_CB_PENDING 0x04000000
|
||||
/* least significant 2 bytes are message changed, they are full transmitted
|
||||
* but at receive side only the 2 bytes LSB will be set.
|
||||
*
|
||||
|
|
|
@ -884,8 +884,7 @@ static ssize_t device_read(struct file *file, char __user *buf, size_t count,
|
|||
goto try_another;
|
||||
case DLM_DEQUEUE_CALLBACK_LAST:
|
||||
list_del_init(&lkb->lkb_cb_list);
|
||||
/* TODO */
|
||||
lkb->lkb_flags &= ~DLM_IFL_NEED_SCHED;
|
||||
lkb->lkb_flags &= ~DLM_IFL_CB_PENDING;
|
||||
break;
|
||||
case DLM_DEQUEUE_CALLBACK_SUCCESS:
|
||||
break;
|
||||
|
|
Loading…
Reference in a new issue