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ionic: use index not pointer for queue tracking

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Use index counters rather than pointers for tracking head
and tail in the queues to save a little memory and to perhaps
slightly faster queue processing.

Signed-off-by: Shannon Nelson <snelson@pensando.io>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Shannon Nelson
2020-08-27 16:00:26 -07:00
committed by David S. Miller
parent ea5a8b09dc
commit f1d2e894f1
7 changed files with 129 additions and 88 deletions
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drivers/net/ethernet/pensando/ionic/ionic_debugfs.c
+3 -3
View File
@@ -76,7 +76,7 @@ static int q_tail_show(struct seq_file *seq, void *v)
{
struct ionic_queue *q = seq->private;
seq_printf(seq, "%d\n", q->tail->index);
seq_printf(seq, "%d\n", q->tail_idx);
return 0;
}
@@ -86,7 +86,7 @@ static int q_head_show(struct seq_file *seq, void *v)
{
struct ionic_queue *q = seq->private;
seq_printf(seq, "%d\n", q->head->index);
seq_printf(seq, "%d\n", q->head_idx);
return 0;
}
@@ -96,7 +96,7 @@ static int cq_tail_show(struct seq_file *seq, void *v)
{
struct ionic_cq *cq = seq->private;
seq_printf(seq, "%d\n", cq->tail->index);
seq_printf(seq, "%d\n", cq->tail_idx);
return 0;
}