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[3/7] mempool/dpaa: fix the phy to virt optimization

Message ID 1516710671-13897-4-git-send-email-nipun.gupta@nxp.com
State Superseded
Headers show
Series None | expand

Commit Message

Nipun Gupta Jan. 23, 2018, 12:31 p.m. UTC 
From: Hemant Agrawal <hemant.agrawal@nxp.com>


Fixes: 83a4f267f2e3 ("mempool/dpaa: optimize phy to virt conversion")
Cc: stable@dpdk.org

Signed-off-by: Hemant Agrawal <hemant.agrawal@nxp.com>

---
 drivers/mempool/dpaa/dpaa_mempool.c | 9 ++++-----
 drivers/mempool/dpaa/dpaa_mempool.h | 4 ++--
 2 files changed, 6 insertions(+), 7 deletions(-)

-- 
1.9.1
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Patch

diff --git a/drivers/mempool/dpaa/dpaa_mempool.c b/drivers/mempool/dpaa/dpaa_mempool.c
index ddc4e47..fe22519 100644
--- a/drivers/mempool/dpaa/dpaa_mempool.c
+++ b/drivers/mempool/dpaa/dpaa_mempool.c
@@ -150,8 +150,8 @@ 
 		uint64_t phy = rte_mempool_virt2iova(obj_table[i]);
 
 		if (unlikely(!bp_info->ptov_off)) {
-			/* buffers are not from multiple memzones */
-			if (!(bp_info->flags & DPAA_MPOOL_MULTI_MEMZONE)) {
+			/* buffers are from single mem segment */
+			if (bp_info->flags & DPAA_MPOOL_SINGLE_SEGMENT) {
 				bp_info->ptov_off
 						= (uint64_t)obj_table[i] - phy;
 				rte_dpaa_bpid_info[bp_info->bpid].ptov_off
@@ -282,9 +282,8 @@ 
 			   len, total_elt_sz * mp->size);
 
 	/* Detect pool area has sufficient space for elements in this memzone */
-	if (len < total_elt_sz * mp->size)
-		/* Else, Memory will be allocated from multiple memzones */
-		bp_info->flags |= DPAA_MPOOL_MULTI_MEMZONE;
+	if (len >= total_elt_sz * mp->size)
+		bp_info->flags |= DPAA_MPOOL_SINGLE_SEGMENT;
 
 	return 0;
 }
diff --git a/drivers/mempool/dpaa/dpaa_mempool.h b/drivers/mempool/dpaa/dpaa_mempool.h
index 02aa513..9435dd2 100644
--- a/drivers/mempool/dpaa/dpaa_mempool.h
+++ b/drivers/mempool/dpaa/dpaa_mempool.h
@@ -28,8 +28,8 @@ 
 /* Maximum release/acquire from BMAN */
 #define DPAA_MBUF_MAX_ACQ_REL  8
 
-/* Buffers are allocated from multiple memzones i.e. non phys contiguous */
-#define DPAA_MPOOL_MULTI_MEMZONE  0x01
+/* Buffers are allocated from single mem segment i.e. phys contiguous */
+#define DPAA_MPOOL_SINGLE_SEGMENT  0x01
 
 struct dpaa_bp_info {
 	struct rte_mempool *mp;