[Devel] [PATCH RH8 02/11] ploop: Kill {inc,dec}_nr_inflight_raw()

[Kirill Tkhai]

They are the same as inc_nr_inflight() and dec_nr_inflight()

Signed-off-by: Kirill Tkhai <ktk...@virtuozzo.com>
---
 drivers/md/dm-ploop-map.c |   28 +++++++++-------------------
 1 file changed, 9 insertions(+), 19 deletions(-)

diff --git a/drivers/md/dm-ploop-map.c b/drivers/md/dm-ploop-map.c
index fced934b5b7a..faebdf2d8a50 100644
--- a/drivers/md/dm-ploop-map.c
+++ b/drivers/md/dm-ploop-map.c
@@ -369,21 +369,16 @@ static void add_endio_pio(struct pio *head, struct pio 
*pio)
        list_add_tail(&pio->list, &head->endio_list);
 }
 
-static void inc_nr_inflight_raw(struct ploop *ploop, struct pio *h)
+static void inc_nr_inflight(struct ploop *ploop, struct pio *pio)
 {
        unsigned char ref_index = ploop->inflight_bios_ref_index;
 
-       if (!WARN_ON_ONCE(h->ref_index != PLOOP_REF_INDEX_INVALID)) {
+       if (!WARN_ON_ONCE(pio->ref_index != PLOOP_REF_INDEX_INVALID)) {
                percpu_ref_get(&ploop->inflight_bios_ref[ref_index]);
-               h->ref_index = ref_index;
+               pio->ref_index = ref_index;
        }
 }
 
-static void inc_nr_inflight(struct ploop *ploop, struct pio *pio)
-{
-       inc_nr_inflight_raw(ploop, pio);
-}
-
 /*
  * Note, that do_ploop_work() waits final ref dec_nr_inflight()
  * (e.g., on grow), so the code decrementing the counter can't
@@ -394,17 +389,12 @@ static void inc_nr_inflight(struct ploop *ploop, struct 
pio *pio)
  * from ki_complete of requests submitted to delta files
  * (while increment occurs just right before the submitting).
  */
-static void dec_nr_inflight_raw(struct ploop *ploop, struct pio *h)
-{
-       if (h->ref_index != PLOOP_REF_INDEX_INVALID) {
-               percpu_ref_put(&ploop->inflight_bios_ref[h->ref_index]);
-               h->ref_index = PLOOP_REF_INDEX_INVALID;
-       }
-}
-
 static void dec_nr_inflight(struct ploop *ploop, struct pio *pio)
 {
-       dec_nr_inflight_raw(ploop, pio);
+       if (pio->ref_index != PLOOP_REF_INDEX_INVALID) {
+               percpu_ref_put(&ploop->inflight_bios_ref[pio->ref_index]);
+               pio->ref_index = PLOOP_REF_INDEX_INVALID;
+       }
 }
 
 static void link_endio_hook(struct ploop *ploop, struct pio *new, struct 
rb_root *root,
@@ -1109,7 +1099,7 @@ static void ploop_cow_endio(struct pio *cluster_pio, void 
*data, blk_status_t bi
        list_add_tail(&cluster_pio->list, &ploop->delta_cow_action_list);
        spin_unlock_irqrestore(&ploop->deferred_lock, flags);
 
-       dec_nr_inflight_raw(ploop, &cow->hook);
+       dec_nr_inflight(ploop, &cow->hook);
        queue_work(ploop->wq, &ploop->worker);
 }
 
@@ -1247,7 +1237,7 @@ static void submit_cluster_write(struct ploop_cow *cow)
 
        BUG_ON(irqs_disabled());
        read_lock_irq(&ploop->bat_rwlock);
-       inc_nr_inflight_raw(ploop, &cow->hook);
+       inc_nr_inflight(ploop, &cow->hook);
        read_unlock_irq(&ploop->bat_rwlock);
        pio->endio_cb = ploop_cow_endio;
        pio->endio_cb_data = cow;


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