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From: Jan Medala <jan@semihalf.com>
To: dev@dpdk.org
Cc: ferruh.yigit@intel.com, Jan Medala <jan@semihalf.com>,
	Alexander Matushevsky <matua@amazon.com>,
	Jakub Palider <jpa@semihalf.com>
Subject: [dpdk-dev] [PATCH v2 5/6] ena: fix memory management issue
Date: Tue, 21 Jun 2016 14:06:02 +0200	[thread overview]
Message-ID: <1466510763-19569-6-git-send-email-jan@semihalf.com> (raw)
In-Reply-To: <1466510763-19569-1-git-send-email-jan@semihalf.com>

After allocating memzone it's required to zeroize memory in it.
Freeing memzone with function dedicated for memoryzones.

Signed-off-by: Alexander Matushevsky <matua@amazon.com>
Signed-off-by: Jakub Palider <jpa@semihalf.com>
Signed-off-by: Jan Medala <jan@semihalf.com>
---
 drivers/net/ena/base/ena_plat_dpdk.h | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/drivers/net/ena/base/ena_plat_dpdk.h b/drivers/net/ena/base/ena_plat_dpdk.h
index b1ed80c..87c3bf1 100644
--- a/drivers/net/ena/base/ena_plat_dpdk.h
+++ b/drivers/net/ena/base/ena_plat_dpdk.h
@@ -62,7 +62,7 @@ typedef uint64_t dma_addr_t;
 #endif
 
 #define ena_atomic32_t rte_atomic32_t
-#define ena_mem_handle_t void *
+#define ena_mem_handle_t const struct rte_memzone *
 
 #define SZ_256 (256U)
 #define SZ_4K (4096U)
@@ -188,13 +188,15 @@ typedef uint64_t dma_addr_t;
 		snprintf(z_name, sizeof(z_name),			\
 				"ena_alloc_%d", ena_alloc_cnt++);	\
 		mz = rte_memzone_reserve(z_name, size, SOCKET_ID_ANY, 0); \
+		memset(mz->addr, 0, size);				\
 		virt = mz->addr;					\
 		phys = mz->phys_addr;					\
+		handle = mz;						\
 	} while (0)
 #define ENA_MEM_FREE_COHERENT(dmadev, size, virt, phys, handle) 	\
 		({ ENA_TOUCH(size); ENA_TOUCH(phys);			\
 		   ENA_TOUCH(dmadev);					\
-		   rte_free(virt); })
+		   rte_memzone_free(handle); })
 
 #define ENA_MEM_ALLOC_COHERENT_NODE(dmadev, size, virt, phys, node, dev_node) \
 	do {								\
-- 
2.8.2

  parent reply	other threads:[~2016-06-21 12:06 UTC|newest]

Thread overview: 37+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-06-16 17:54 [dpdk-dev] [PATCH] ena: Update PMD to cooperate with latest ENA firmware Jan Medala
2016-06-20 16:16 ` Ferruh Yigit
2016-06-21 12:05 ` [dpdk-dev] [PATCH v2 0/6] ena: update " Jan Medala
2016-06-21 12:05   ` [dpdk-dev] [PATCH v2 1/6] ena: update of ENA communication layer Jan Medala
2016-06-21 12:05   ` [dpdk-dev] [PATCH v2 2/6] ena: add debug area and host information Jan Medala
2016-06-21 12:06   ` [dpdk-dev] [PATCH v2 3/6] ena: disable readless communication regarding to HW revision Jan Medala
2016-06-21 12:06   ` [dpdk-dev] [PATCH v2 4/6] ena: allocate coherent memory in node-aware way Jan Medala
2016-06-21 12:06   ` Jan Medala [this message]
2016-06-30 15:04     ` [dpdk-dev] [PATCH v3 0/6] ena: update PMD to cooperate with latest ENA firmware Jan Medala
2016-06-30 15:04       ` [dpdk-dev] [PATCH v3 1/6] ena: update of ENA communication layer Jan Medala
2016-06-30 15:04       ` [dpdk-dev] [PATCH v3 2/6] ena: add debug area and host information Jan Medala
2016-06-30 15:04       ` [dpdk-dev] [PATCH v3 3/6] ena: disable readless communication regarding to HW revision Jan Medala
2016-07-04 15:43         ` Bruce Richardson
2016-07-05 10:02           ` Jan Mędala
2016-07-05 15:47             ` Bruce Richardson
2016-06-30 15:04       ` [dpdk-dev] [PATCH v3 4/6] ena: allocate coherent memory in node-aware way Jan Medala
2016-06-30 15:04       ` [dpdk-dev] [PATCH v3 5/6] ena: fix memory management issue Jan Medala
2016-07-04 16:27         ` Bruce Richardson
2016-07-05 16:13           ` Bruce Richardson
2016-07-05 17:03             ` Jan Mędala
2016-07-05 17:03             ` Jan Mędala
2016-06-30 15:04       ` [dpdk-dev] [PATCH v3 6/6] ena: fix for icc compiler Jan Medala
2016-07-05  8:52         ` Ferruh Yigit
2016-07-05 16:19           ` Bruce Richardson
2016-07-05 17:03             ` Jan Mędala
2016-07-05 17:04               ` Jan Mędala
2016-07-05 17:10                 ` Jan Mędala
2016-07-06  8:14                   ` Bruce Richardson
2016-07-06  8:50                     ` Jan Mędala
2016-07-08 13:23           ` Bruce Richardson
2016-07-08 14:07             ` Ferruh Yigit
2016-07-08 13:24       ` [dpdk-dev] [PATCH v3 0/6] ena: update PMD to cooperate with latest ENA firmware Bruce Richardson
2016-06-21 12:06   ` [dpdk-dev] [PATCH v2 6/6] ena: fix for icc compiler Jan Medala
2016-06-24 11:52   ` [dpdk-dev] [PATCH v2 0/6] ena: update PMD to cooperate with latest ENA firmware Bruce Richardson
2016-06-29 11:01     ` Bruce Richardson
2016-06-29 11:31       ` Jan Mędala
2016-06-29 12:28         ` Bruce Richardson

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