linux-kernel - [PATCH 1/3] lightnvm: do not free unused metadata on rrpc

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Date:	Wed, 27 Apr 2016 19:28:56 +0200
From:	"Javier González" <jg@...htnvm.io>
To:	mb@...htnvm.io
Cc:	linux-kernel@...r.kernel.org, linux-block@...r.kernel.org,
	Javier González <javier@...xlabs.com>
Subject: [PATCH 1/3] lightnvm: do not free unused metadata on rrpc

rrpc does not save any metadata on a given request. Thus, do not attempt
to free the metadata dma region.

Signed-off-by: Javier González <javier@...xlabs.com>
---
 drivers/lightnvm/rrpc.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/drivers/lightnvm/rrpc.c b/drivers/lightnvm/rrpc.c
index c7fef71..ffcfee6 100644
--- a/drivers/lightnvm/rrpc.c
+++ b/drivers/lightnvm/rrpc.c
@@ -711,8 +711,6 @@ static void rrpc_end_io(struct nvm_rq *rqd)
 
 	if (npages > 1)
 		nvm_dev_dma_free(rrpc->dev, rqd->ppa_list, rqd->dma_ppa_list);
-	if (rqd->metadata)
-		nvm_dev_dma_free(rrpc->dev, rqd->metadata, rqd->dma_metadata);
 
 	mempool_free(rqd, rrpc->rq_pool);
 }
-- 
2.5.0