From: kernel test robot <lkp@intel.com>
To: Maxwell Doose <m32285159@gmail.com>,
gregkh@linuxfoundation.org, tsbogend@alpha.franken.de
Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev,
len.bao@gmx.us, yoelvisoliveros@gmail.com,
linux-mips@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-staging@lists.linux.dev
Subject: Re: [PATCH v2] staging: octeon: remove SPI, POW, PKO, and Helper typedef enums
Date: Sat, 18 Apr 2026 22:42:57 +0800 [thread overview]
Message-ID: <202604182238.w0EH6tRa-lkp@intel.com> (raw)
In-Reply-To: <20260415122939.77847-1-m32285159@gmail.com>
Hi Maxwell,
kernel test robot noticed the following build warnings:
[auto build test WARNING on staging/staging-testing]
url: https://github.com/intel-lab-lkp/linux/commits/Maxwell-Doose/staging-octeon-remove-SPI-POW-PKO-and-Helper-typedef-enums/20260417-103458
base: staging/staging-testing
patch link: https://lore.kernel.org/r/20260415122939.77847-1-m32285159%40gmail.com
patch subject: [PATCH v2] staging: octeon: remove SPI, POW, PKO, and Helper typedef enums
config: sparc64-allmodconfig (https://download.01.org/0day-ci/archive/20260418/202604182238.w0EH6tRa-lkp@intel.com/config)
compiler: clang version 23.0.0git (https://github.com/llvm/llvm-project 5bac06718f502014fade905512f1d26d578a18f3)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260418/202604182238.w0EH6tRa-lkp@intel.com/reproduce)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202604182238.w0EH6tRa-lkp@intel.com/
All warnings (new ones prefixed by >>):
In file included from drivers/staging/octeon/ethernet.c:23:
In file included from drivers/staging/octeon/octeon-ethernet.h:41:
drivers/staging/octeon/octeon-stubs.h:1270:49: error: incomplete result type 'struct cvmx_helper_interface_mode' in function definition
1270 | static inline struct cvmx_helper_interface_mode cvmx_helper_interface_get_mode(int
| ^
drivers/staging/octeon/octeon-stubs.h:1270:22: note: forward declaration of 'struct cvmx_helper_interface_mode'
1270 | static inline struct cvmx_helper_interface_mode cvmx_helper_interface_get_mode(int
| ^
drivers/staging/octeon/octeon-stubs.h:1273:9: error: returning 'int' from a function with incompatible result type 'struct cvmx_helper_interface_mode'
1273 | return 0;
| ^
In file included from drivers/staging/octeon/ethernet.c:28:
In file included from drivers/staging/octeon/ethernet-mdio.h:20:
In file included from include/net/xfrm.h:20:
In file included from include/net/sock.h:60:
>> include/linux/poll.h:134:27: warning: division by zero is undefined [-Wdivision-by-zero]
134 | M(RDNORM) | M(RDBAND) | M(WRNORM) | M(WRBAND) |
| ^~~~~~~~~
include/linux/poll.h:132:32: note: expanded from macro 'M'
132 | #define M(X) (__force __poll_t)__MAP(val, POLL##X, (__force __u16)EPOLL##X)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/poll.h:118:51: note: expanded from macro '__MAP'
118 | (from < to ? (v & from) * (to/from) : (v & from) / (from/to))
| ^ ~~~~~~~~~
include/linux/poll.h:134:39: warning: division by zero is undefined [-Wdivision-by-zero]
134 | M(RDNORM) | M(RDBAND) | M(WRNORM) | M(WRBAND) |
| ^~~~~~~~~
include/linux/poll.h:132:32: note: expanded from macro 'M'
132 | #define M(X) (__force __poll_t)__MAP(val, POLL##X, (__force __u16)EPOLL##X)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/poll.h:118:51: note: expanded from macro '__MAP'
118 | (from < to ? (v & from) * (to/from) : (v & from) / (from/to))
| ^ ~~~~~~~~~
include/linux/poll.h:135:12: warning: division by zero is undefined [-Wdivision-by-zero]
135 | M(HUP) | M(RDHUP) | M(MSG);
| ^~~~~~~~
include/linux/poll.h:132:32: note: expanded from macro 'M'
132 | #define M(X) (__force __poll_t)__MAP(val, POLL##X, (__force __u16)EPOLL##X)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/poll.h:118:51: note: expanded from macro '__MAP'
118 | (from < to ? (v & from) * (to/from) : (v & from) / (from/to))
| ^ ~~~~~~~~~
include/linux/poll.h:135:23: warning: division by zero is undefined [-Wdivision-by-zero]
135 | M(HUP) | M(RDHUP) | M(MSG);
| ^~~~~~
include/linux/poll.h:132:32: note: expanded from macro 'M'
132 | #define M(X) (__force __poll_t)__MAP(val, POLL##X, (__force __u16)EPOLL##X)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/poll.h:118:51: note: expanded from macro '__MAP'
118 | (from < to ? (v & from) * (to/from) : (v & from) / (from/to))
| ^ ~~~~~~~~~
4 warnings and 2 errors generated.
--
In file included from ethernet.c:23:
In file included from ./octeon-ethernet.h:41:
./octeon-stubs.h:1270:49: error: incomplete result type 'struct cvmx_helper_interface_mode' in function definition
1270 | static inline struct cvmx_helper_interface_mode cvmx_helper_interface_get_mode(int
| ^
./octeon-stubs.h:1270:22: note: forward declaration of 'struct cvmx_helper_interface_mode'
1270 | static inline struct cvmx_helper_interface_mode cvmx_helper_interface_get_mode(int
| ^
./octeon-stubs.h:1273:9: error: returning 'int' from a function with incompatible result type 'struct cvmx_helper_interface_mode'
1273 | return 0;
| ^
In file included from ethernet.c:28:
In file included from ./ethernet-mdio.h:20:
In file included from include/net/xfrm.h:20:
In file included from include/net/sock.h:60:
>> include/linux/poll.h:134:27: warning: division by zero is undefined [-Wdivision-by-zero]
134 | M(RDNORM) | M(RDBAND) | M(WRNORM) | M(WRBAND) |
| ^~~~~~~~~
include/linux/poll.h:132:32: note: expanded from macro 'M'
132 | #define M(X) (__force __poll_t)__MAP(val, POLL##X, (__force __u16)EPOLL##X)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/poll.h:118:51: note: expanded from macro '__MAP'
118 | (from < to ? (v & from) * (to/from) : (v & from) / (from/to))
| ^ ~~~~~~~~~
include/linux/poll.h:134:39: warning: division by zero is undefined [-Wdivision-by-zero]
134 | M(RDNORM) | M(RDBAND) | M(WRNORM) | M(WRBAND) |
| ^~~~~~~~~
include/linux/poll.h:132:32: note: expanded from macro 'M'
132 | #define M(X) (__force __poll_t)__MAP(val, POLL##X, (__force __u16)EPOLL##X)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/poll.h:118:51: note: expanded from macro '__MAP'
118 | (from < to ? (v & from) * (to/from) : (v & from) / (from/to))
| ^ ~~~~~~~~~
include/linux/poll.h:135:12: warning: division by zero is undefined [-Wdivision-by-zero]
135 | M(HUP) | M(RDHUP) | M(MSG);
| ^~~~~~~~
include/linux/poll.h:132:32: note: expanded from macro 'M'
132 | #define M(X) (__force __poll_t)__MAP(val, POLL##X, (__force __u16)EPOLL##X)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/poll.h:118:51: note: expanded from macro '__MAP'
118 | (from < to ? (v & from) * (to/from) : (v & from) / (from/to))
| ^ ~~~~~~~~~
include/linux/poll.h:135:23: warning: division by zero is undefined [-Wdivision-by-zero]
135 | M(HUP) | M(RDHUP) | M(MSG);
| ^~~~~~
include/linux/poll.h:132:32: note: expanded from macro 'M'
132 | #define M(X) (__force __poll_t)__MAP(val, POLL##X, (__force __u16)EPOLL##X)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/poll.h:118:51: note: expanded from macro '__MAP'
118 | (from < to ? (v & from) * (to/from) : (v & from) / (from/to))
| ^ ~~~~~~~~~
4 warnings and 2 errors generated.
vim +134 include/linux/poll.h
7a163b2195cda0 Al Viro 2018-02-01 129
7a163b2195cda0 Al Viro 2018-02-01 130 static inline __poll_t demangle_poll(u16 val)
7a163b2195cda0 Al Viro 2018-02-01 131 {
7a163b2195cda0 Al Viro 2018-02-01 132 #define M(X) (__force __poll_t)__MAP(val, POLL##X, (__force __u16)EPOLL##X)
7a163b2195cda0 Al Viro 2018-02-01 133 return M(IN) | M(OUT) | M(PRI) | M(ERR) | M(NVAL) |
7a163b2195cda0 Al Viro 2018-02-01 @134 M(RDNORM) | M(RDBAND) | M(WRNORM) | M(WRBAND) |
7a163b2195cda0 Al Viro 2018-02-01 135 M(HUP) | M(RDHUP) | M(MSG);
7a163b2195cda0 Al Viro 2018-02-01 136 #undef M
7a163b2195cda0 Al Viro 2018-02-01 137 }
7a163b2195cda0 Al Viro 2018-02-01 138 #undef __MAP
7a163b2195cda0 Al Viro 2018-02-01 139
7a163b2195cda0 Al Viro 2018-02-01 140
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
prev parent reply other threads:[~2026-04-18 14:43 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-04-15 12:29 [PATCH v2] staging: octeon: remove SPI, POW, PKO, and Helper typedef enums Maxwell Doose
2026-04-15 12:32 ` Dan Carpenter
2026-04-15 13:31 ` Max
2026-04-15 13:50 ` Dan Carpenter
2026-04-15 14:54 ` Max
2026-04-17 21:16 ` kernel test robot
2026-04-18 14:42 ` kernel test robot [this message]
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=202604182238.w0EH6tRa-lkp@intel.com \
--to=lkp@intel.com \
--cc=gregkh@linuxfoundation.org \
--cc=len.bao@gmx.us \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-mips@vger.kernel.org \
--cc=linux-staging@lists.linux.dev \
--cc=llvm@lists.linux.dev \
--cc=m32285159@gmail.com \
--cc=oe-kbuild-all@lists.linux.dev \
--cc=tsbogend@alpha.franken.de \
--cc=yoelvisoliveros@gmail.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.