patches for DPDK stable branches
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From: "Zhang, Qi Z" <qi.z.zhang@intel.com>
To: "Zhang, Peng1X" <peng1x.zhang@intel.com>,
	"Yang, Qiming" <qiming.yang@intel.com>,
	"Zhou, YidingX" <yidingx.zhou@intel.com>,
	"dev@dpdk.org" <dev@dpdk.org>
Cc: "stable@dpdk.org" <stable@dpdk.org>
Subject: RE: [PATCH] net/ice: Modify DCF state checking mechanism and error code
Date: Sat, 7 May 2022 07:10:29 +0000
Message-ID: <81e3dc069d384b63bb4a05c843ae1675@intel.com> (raw)
In-Reply-To: <20220505153932.401749-1-peng1x.zhang@intel.com>



> -----Original Message-----
> From: Zhang, Peng1X <peng1x.zhang@intel.com>
> Sent: Thursday, May 5, 2022 11:40 PM
> To: Yang, Qiming <qiming.yang@intel.com>; Zhang, Qi Z
> <qi.z.zhang@intel.com>; Zhou, YidingX <yidingx.zhou@intel.com>;
> dev@dpdk.org
> Cc: Zhang, Peng1X <peng1x.zhang@intel.com>; stable@dpdk.org
> Subject: [PATCH] net/ice: Modify DCF state checking mechanism and error
> code
> 
> From: Peng Zhang <peng1x.zhang@intel.com>
> 
> Add DCF state checking mechanism which will conduct whether reset is
> done.And modify error code to avoid misleading.
> 
> Fixes: b71573ec2fc2 ("net/ice: retry getting VF VSI map after failure")
> Cc: stable@dpdk.org
> 
> Signed-off-by: Peng Zhang <peng1x.zhang@intel.com>
> ---
>  drivers/net/ice/ice_dcf.c           | 3 ++-
>  drivers/net/ice/ice_switch_filter.c | 2 +-
>  2 files changed, 3 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/net/ice/ice_dcf.c b/drivers/net/ice/ice_dcf.c index
> 7f0c074b01..3808272ea3 100644
> --- a/drivers/net/ice/ice_dcf.c
> +++ b/drivers/net/ice/ice_dcf.c
> @@ -544,7 +544,8 @@ ice_dcf_handle_vsi_update_event(struct ice_dcf_hw
> *hw)
> 
>  	for (;;) {
>  		if (ice_dcf_get_vf_resource(hw) == 0 &&
> -		    ice_dcf_get_vf_vsi_map(hw) >= 0) {
> +		    ice_dcf_get_vf_vsi_map(hw) >= 0 &&
> +		    ice_dcf_check_reset_done(hw) == 0) {
>  			err = 0;
>  			break;
>  		}
> diff --git a/drivers/net/ice/ice_switch_filter.c
> b/drivers/net/ice/ice_switch_filter.c
> index 36c9bffb73..199a981018 100644
> --- a/drivers/net/ice/ice_switch_filter.c
> +++ b/drivers/net/ice/ice_switch_filter.c
> @@ -434,7 +434,7 @@ ice_switch_create(struct ice_adapter *ad,
>  		flow->rule = filter_conf_ptr;
>  	} else {
>  		if (ice_dcf_adminq_need_retry(ad))
> -			ret = -EAGAIN;
> +			ret = -EBUSY;

what's wrong with -EAGAIN? Is it necessary?

>  		else
>  			ret = -EINVAL;
> 
> --
> 2.25.1


  reply	other threads:[~2022-05-07  7:10 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-05-05 15:39 peng1x.zhang
2022-05-07  7:10 ` Zhang, Qi Z [this message]
2022-05-07  7:29   ` Zhang, Peng1X

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