linux-kernel - Re: [net-next, 1/2] enetc: Configure the Time-Aware Scheduler via tc-taprio offload

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Date:   Tue, 12 Nov 2019 10:59:38 -0800 (PST)
From:   David Miller <davem@...emloft.net>
To:     simon.horman@...ronome.com
Cc:     po.liu@....com, claudiu.manoil@....com,
        linux-kernel@...r.kernel.org, netdev@...r.kernel.org,
        vinicius.gomes@...el.com, vladimir.oltean@....com,
        alexandru.marginean@....com, xiaoliang.yang_1@....com,
        roy.zang@....com, mingkai.hu@....com, jerry.huang@....com,
        leoyang.li@....com
Subject: Re: [net-next, 1/2] enetc: Configure the Time-Aware Scheduler via
 tc-taprio offload

From: David Miller <davem@...emloft.net>
Date: Tue, 12 Nov 2019 10:58:59 -0800 (PST)

> 
> Oops, I didn't see this feedback because v2 had been posted.
> 
> I'll revert that now.
> 
> Please address Simon's feedback on these two patches, and then post a v3,
> thank you.

Also, v2 doesn't even compile :-(

In file included from drivers/net/ethernet/freescale/enetc/enetc.h:14,
                 from drivers/net/ethernet/freescale/enetc/enetc_qos.c:4:
drivers/net/ethernet/freescale/enetc/enetc_qos.c: In function ‘enetc_setup_tc_taprio’:
drivers/net/ethernet/freescale/enetc/enetc_hw.h:308:32: warning: ‘temp’ may be used uninitialized in this function [-Wmaybe-uninitialized]
 #define enetc_wr_reg(reg, val) iowrite32((val), (reg))
                                ^~~~~~~~~
drivers/net/ethernet/freescale/enetc/enetc_qos.c:59:6: note: ‘temp’ was declared here
  u32 temp;
      ^~~~
ERROR: "enetc_sched_speed_set" [drivers/net/ethernet/freescale/enetc/fsl-enetc-vf.ko] undefined!
ERROR: "enetc_setup_tc_taprio" [drivers/net/ethernet/freescale/enetc/fsl-enetc-vf.ko] undefined!
make[1]: *** [scripts/Makefile.modpost:94: __modpost] Error 1
make: *** [Makefile:1282: modules] Error 2