* [PATCH] net/sfc: fix mbuf data alignment calculation
@ 2018-03-19 7:50 Andrew Rybchenko
2018-03-27 18:37 ` [dpdk-stable] " Ferruh Yigit
0 siblings, 1 reply; 2+ messages in thread
From: Andrew Rybchenko @ 2018-03-19 7:50 UTC (permalink / raw)
To: dev; +Cc: stable
Unlike ffs() rte_bsf32() counts bit position from 0.
Fixes: 0c7a0c35f24c ("net/sfc: calculate Rx buffer size which may be used")
Cc: stable@dpdk.org
Signed-off-by: Andrew Rybchenko <arybchenko@solarflare.com>
---
drivers/net/sfc/sfc_rx.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/net/sfc/sfc_rx.c b/drivers/net/sfc/sfc_rx.c
index abc53fb..64bc9d4 100644
--- a/drivers/net/sfc/sfc_rx.c
+++ b/drivers/net/sfc/sfc_rx.c
@@ -887,7 +887,7 @@ sfc_rx_mbuf_data_alignment(struct rte_mempool *mb_pool)
order = MIN(order, rte_bsf32(data_off));
- return 1u << (order - 1);
+ return 1u << order;
}
static uint16_t
--
2.7.4
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [dpdk-stable] [PATCH] net/sfc: fix mbuf data alignment calculation
2018-03-19 7:50 [PATCH] net/sfc: fix mbuf data alignment calculation Andrew Rybchenko
@ 2018-03-27 18:37 ` Ferruh Yigit
0 siblings, 0 replies; 2+ messages in thread
From: Ferruh Yigit @ 2018-03-27 18:37 UTC (permalink / raw)
To: Andrew Rybchenko, dev; +Cc: stable
On 3/19/2018 7:50 AM, Andrew Rybchenko wrote:
> Unlike ffs() rte_bsf32() counts bit position from 0.
>
> Fixes: 0c7a0c35f24c ("net/sfc: calculate Rx buffer size which may be used")
> Cc: stable@dpdk.org
>
> Signed-off-by: Andrew Rybchenko <arybchenko@solarflare.com>
Applied to dpdk-next-net/master, thanks.
^ permalink raw reply [flat|nested] 2+ messages in thread
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2018-03-19 7:50 [PATCH] net/sfc: fix mbuf data alignment calculation Andrew Rybchenko
2018-03-27 18:37 ` [dpdk-stable] " Ferruh Yigit
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