linux-kernel - Re: [PATCH v5 2/6] staging: octeon: remove typedef in enum cvmx_helper_interface_mode

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Date:   Mon, 30 Oct 2023 07:24:37 +0100
From:   Greg KH <gregkh@...uxfoundation.org>
To:     Guenter Roeck <linux@...ck-us.net>
Cc:     Oliver Crumrine <ozlinux@...mail.com>, colin.i.king@...il.com,
        sumitraartsy@...il.com, u.kleine-koenig@...gutronix.de,
        geert@...ux-m68k.org, linux-kernel@...r.kernel.org,
        linux-staging@...ts.linux.dev
Subject: Re: [PATCH v5 2/6] staging: octeon: remove typedef in enum
 cvmx_helper_interface_mode_t

On Sun, Oct 29, 2023 at 10:17:21AM -0700, Guenter Roeck wrote:
> On Mon, Aug 28, 2023 at 11:39:07AM -0400, Oliver Crumrine wrote:
> > Remove typedef in enum cvmx_helper_interface_mode_t, and rename all instances
> > to cvmx_helper_interface_mode
> > 
> > Signed-off-by: Oliver Crumrine <ozlinux@...mail.com>
> 
> In linux-next:
> 
> Building mips:cavium_octeon_defconfig ... failed
> --------------
> Error log:
> drivers/staging/octeon/ethernet.c: In function 'cvm_oct_common_get_stats':
> drivers/staging/octeon/ethernet.c:204:37: error: storage size of 'rx_status' isn't known
>   204 |         struct cvmx_pip_port_status rx_status;
>       |                                     ^~~~~~~~~
> drivers/staging/octeon/ethernet.c:205:37: error: storage size of 'tx_status' isn't known
>   205 |         struct cvmx_pko_port_status tx_status;
>       |                                     ^~~~~~~~~
> drivers/staging/octeon/ethernet.c:205:37: warning: unused variable 'tx_status' [-Wunused-variable]
> drivers/staging/octeon/ethernet.c:204:37: warning: unused variable 'rx_status' [-Wunused-variable]
>   204 |         struct cvmx_pip_port_status rx_status;
>       |                                     ^~~~~~~~~
> drivers/staging/octeon/ethernet.c: In function 'cvm_oct_probe':
> drivers/staging/octeon/ethernet.c:801:22: error: variable 'imode' has initializer but incomplete type
>   801 |                 enum cvmx_helper_interface_mode imode =
>       |                      ^~~~~~~~~~~~~~~~~~~~~~~~~~
> drivers/staging/octeon/ethernet.c:801:49: error: storage size of 'imode' isn't known
>   801 |                 enum cvmx_helper_interface_mode imode =
>       |                                                 ^~~~~
> drivers/staging/octeon/ethernet.c:801:49: warning: unused variable 'imode' [-Wunused-variable]
> 
> Bisect points to this patch. Bisect log attached.
> 
> As usual, my apologies for the noise if this has already been reported
> and/or fixed.

It has not been reported, thanks for it, I'll go revert the offending
commits.  And I need to figure out how to build this driver better, I
get no build-failures from anyone for it when stuff like this happens,
odd...

thanks,

greg k-h