[Intel-wired-lan] [PATCH net v2] iavf: Fix adopting new combined setting

[Jankowski, Konrad0]

> -----Original Message-----
> From: Intel-wired-lan <intel-wired-lan-bounces at osuosl.org> On Behalf Of
> Michal Maloszewski
> Sent: Wednesday, February 2, 2022 1:45 PM
> To: intel-wired-lan at lists.osuosl.org
> Cc: Maloszewski, Michal <michal.maloszewski at intel.com>; Williams, Mitch A
> <mitch.a.williams at intel.com>
> Subject: [Intel-wired-lan] [PATCH net v2] iavf: Fix adopting new combined
> setting
> 
> In some cases overloaded flag IAVF_FLAG_REINIT_ITR_NEEDED which should
> indicate that interrupts need to be completety reinitialized during reset leads
> to RTNL deadlocks using ethtool -C while a reset is in progress.
> To fix, it was added a new flag IAVF_FLAG_REINIT_MSIX_NEEDED used to
> trigger MSI-X reinit.
> New combined setting is fixed adopt after VF reset.
> This has been implemented by call reinit interrupt scheme during VF reset.
> Without this fix new combined setting has never been adopted.
> 
> Fixes: 209f2f9c7181 ("iavf: Add support for
> VIRTCHNL_VF_OFFLOAD_VLAN_V2 negotiation")
> Signed-off-by: Grzegorz Szczurek <grzegorzx.szczurek at intel.com>
> Signed-off-by: Mitch Williams <mitch.a.williams at intel.com>
> Signed-off-by: Michal Maloszewski <michal.maloszewski at intel.com>
> ---
> v2: Changed the fixes tag and made commit message more detailed
> ---
> ---
>  drivers/net/ethernet/intel/iavf/iavf.h      |  1 +
>  drivers/net/ethernet/intel/iavf/iavf_main.c | 13 +++++++++----
>  2 files changed, 10 insertions(+), 4 deletions(-)
> 
> diff --git a/drivers/net/ethernet/intel/iavf/iavf.h
> b/drivers/net/ethernet/intel/iavf/iavf.h
> index bb8f9740e776..f1849f3a2ace 100644
> --- a/drivers/net/ethernet/intel/iavf/iavf.h
> +++ b/drivers/net/ethernet/intel/iavf/iavf.h

Tested-by: Konrad Jankowski <konrad0.jankowski at intel.com>