Message ID | 47c9abc7bfb86a3b9c69cea9bbe0d32c50e4f3d6.1490823535.git.jag.raman@oracle.com |
---|---|
State | Changes Requested |
Delegated to: | David Miller |
Headers | show |
diff --git a/arch/sparc/kernel/ldc.c b/arch/sparc/kernel/ldc.c index 3dc8467..f60efb9 100644 --- a/arch/sparc/kernel/ldc.c +++ b/arch/sparc/kernel/ldc.c @@ -1987,6 +1987,8 @@ int ldc_read(struct ldc_channel *lp, void *buf, unsigned int size) unsigned long flags; int err; + ldcdbg(RX, "%s: entered size=%d\n", __func__, size); + if (!buf) return -EINVAL; @@ -2002,6 +2004,9 @@ int ldc_read(struct ldc_channel *lp, void *buf, unsigned int size) spin_unlock_irqrestore(&lp->lock, flags); + ldcdbg(RX, "%s: mode=%d, head=%lu, tail=%lu rv=%d\n", __func__, + lp->cfg.mode, lp->rx_head, lp->rx_tail, err); + return err; } EXPORT_SYMBOL(ldc_read);