[dpdk-dev] net/sfc: fix mbuf data alignment calculation
Checks
Commit Message
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(-)
Comments
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.
@@ -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