From: Arend van Spriel [mailto:arend.vanspr...@broadcom.com] Sent: 2018年11月14日
16:40
> To: Andy Duan <fugang.d...@nxp.com>; David Miller
> <da...@davemloft.net>; net...@vger.kernel.org
> Cc: linux-wireless@vger.kernel.org
> Subject: Re: [PATCH] brcmfmac: Use standard SKB list accessors in
> brcmf_sdiod_sglist_rw.
>
> On 11/14/2018 4:28 AM, Andy Duan wrote:
> > From: David Miller <da...@davemloft.net> Sent: 2018年11月11日 8:34
> >> [ As I am trying to remove direct SKB list pointer accesses I am
> >> committing this to net-next. If this causes a lot of grief I
> >> can and will revert, just let me know. ]
>
> [...]
>
> >
> > I just have bcm4339 in hands, test the patch on i.MX7D sdb board with
> bcm4339, it works fine with iperf testing.
> >
> > Tested-by: Fugang Duan <fugang.d...@nxp.com>
>
> Thanks, Andy
>
> Can you do one more check? Please insert brcmfmac with module parameter
> debug=2 and let me know if the following log message is seen:
>
> brcmfmac: brcmf_sdiod_sgtable_alloc: nents=X
>
> If not seen, the driver does not go through the patched code.
My kernel don't enable debug and DEBUG and CONFIG_BRCM_TRACING, I add the debug
info in the brcmf_sdiod_sgtable_alloc(), and the log show the driver go through
the sg path:
Log: brcmf_sdiod_sgtable_alloc: max_segs:128, sg_support:1, nents=35
