netdev - Re: [PATCH net-next v3 2/7] dpaa2-eth: Distribute ingress frames based on VLAN prio

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Date:   Fri, 29 May 2020 14:55:46 -0700
From:   Jakub Kicinski <kuba@...nel.org>
To:     Ioana Ciornei <ioana.ciornei@....com>
Cc:     "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
        "davem@...emloft.net" <davem@...emloft.net>
Subject: Re: [PATCH net-next v3 2/7] dpaa2-eth: Distribute ingress frames
 based on VLAN prio

On Fri, 29 May 2020 21:41:38 +0000 Ioana Ciornei wrote:
> > Subject: Re: [PATCH net-next v3 2/7] dpaa2-eth: Distribute ingress frames based
> > on VLAN prio
> > 
> > On Fri, 29 May 2020 20:43:40 +0300 Ioana Ciornei wrote:  
> > > From: Ioana Radulescu <ruxandra.radulescu@....com>
> > >
> > > Configure static ingress classification based on VLAN PCP field.
> > > If the DPNI doesn't have enough traffic classes to accommodate all
> > > priority levels, the lowest ones end up on TC 0 (default on miss).
> > >
> > > Signed-off-by: Ioana Radulescu <ruxandra.radulescu@....com>
> > > Signed-off-by: Ioana Ciornei <ioana.ciornei@....com>
> > > ---
> > > Changes in v3:
> > >  - revert to explicitly cast mask to u16 * to not get into
> > >    sparse warnings  
> > 
> > Doesn't seem to have worked:
> > 
> > ../drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c:2761:22: warning:
> > incorrect type in assignment (different base types)
> > ../drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c:2761:22:    expected
> > unsigned short [usertype]
> > ../drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c:2761:22:    got restricted
> > __be16 [usertype]
> > ../drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c:2780:29: warning:
> > incorrect type in assignment (different base types)
> > ../drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c:2780:29:    expected
> > unsigned short [usertype]
> > ../drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c:2780:29:    got restricted
> > __be16 [usertype]  
> 
> I don't' know what I am missing but I am not seeing these.

$ sparse --version
0.6.1
$ gcc --version
gcc (GCC) 10.0.1 20200504 (prerelease)

Build with W=1 C=1