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* [dpdk-dev] [PATCH v1 1/1] mempool/octeontx2: remove minimum chunck size limitation
@ 2019-09-10 11:03 vattunuru
  0 siblings, 0 replies; only message in thread
From: vattunuru @ 2019-09-10 11:03 UTC (permalink / raw)
  To: dev; +Cc: thomas, jerinj, Vamsi Attunuru

From: Vamsi Attunuru <vattunuru@marvell.com>

Memory required for the mempool objects need not be physically
contiguous on octeontx2's HW, mempool pmd supports the minimum chunk
size set by the default handler. Hence discarding the limitation set
by the pmd on the min_chunk_size value.

Signed-off-by: Vamsi Attunuru <vattunuru@marvell.com>
---
 drivers/mempool/octeontx2/otx2_mempool_ops.c | 16 ++--------------
 1 file changed, 2 insertions(+), 14 deletions(-)

diff --git a/drivers/mempool/octeontx2/otx2_mempool_ops.c b/drivers/mempool/octeontx2/otx2_mempool_ops.c
index f5a4fe3..d769575 100644
--- a/drivers/mempool/octeontx2/otx2_mempool_ops.c
+++ b/drivers/mempool/octeontx2/otx2_mempool_ops.c
@@ -713,24 +713,12 @@ static ssize_t
 otx2_npa_calc_mem_size(const struct rte_mempool *mp, uint32_t obj_num,
 		       uint32_t pg_shift, size_t *min_chunk_size, size_t *align)
 {
-	ssize_t mem_size;
-
 	/*
 	 * Simply need space for one more object to be able to
 	 * fulfill alignment requirements.
 	 */
-	mem_size = rte_mempool_op_calc_mem_size_default(mp, obj_num + 1,
-							pg_shift,
-							min_chunk_size, align);
-	if (mem_size >= 0) {
-		/*
-		 * Memory area which contains objects must be physically
-		 * contiguous.
-		 */
-		*min_chunk_size = mem_size;
-	}
-
-	return mem_size;
+	return rte_mempool_op_calc_mem_size_default(mp, obj_num + 1, pg_shift,
+						    min_chunk_size, align);
 }
 
 static int
-- 
2.8.4


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2019-09-10 11:03 [dpdk-dev] [PATCH v1 1/1] mempool/octeontx2: remove minimum chunck size limitation vattunuru

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