Re: [dpdk-stable] [PATCH 20.11] net/octeontx2: fix default MCAM allocation size

[Luca Boccassi <bluca@debian.org>]

On Thu, 2021-07-29 at 09:43 +0530, psatheesh@marvell.com wrote:
> From: Satheesh Paul <psatheesh@marvell.com>
> 
> [ upstream commit d81cea5280112f5f6c8796c2fb0bad72bf29d41e ]
> 
> Preallocation of MCAM entries is not valid anymore since the
> AF side MCAM allocation scheme has changed. This patch disables
> preallocation by changing the default MCAM preallocation size
> from 8 to 1.
> 
> Fixes: 168c59cfe42 ("net/octeontx2: add flow MCAM utility functions")
> 
> Signed-off-by: Satheesh Paul <psatheesh@marvell.com>
> ---
>  drivers/net/octeontx2/otx2_ethdev_devargs.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/net/octeontx2/otx2_ethdev_devargs.c b/drivers/net/octeontx2/otx2_ethdev_devargs.c
> index d4a85bf55e..3f9542331f 100644
> --- a/drivers/net/octeontx2/otx2_ethdev_devargs.c
> +++ b/drivers/net/octeontx2/otx2_ethdev_devargs.c
> @@ -134,7 +134,7 @@ otx2_ethdev_parse_devargs(struct rte_devargs *devargs, struct otx2_eth_dev *dev)
>  {
>  	uint16_t rss_size = NIX_RSS_RETA_SIZE;
>  	uint16_t sqb_count = NIX_MAX_SQB;
> -	uint16_t flow_prealloc_size = 8;
> +	uint16_t flow_prealloc_size = 1;
>  	uint16_t switch_header_type = 0;
>  	uint16_t flow_max_priority = 3;
>  	uint16_t ipsec_in_max_spi = 1;

Acked-by: Luca Boccassi <bluca@debian.org>

Thanks, applied and pushed.

-- 
Kind regards,
Luca Boccassi