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Date: Tue, 19 Apr 2022 09:42:33 +0800
From: kernel test robot <lkp@...el.com>
To: Ingo Molnar <mingo@...nel.org>
Cc: llvm@...ts.linux.dev, kbuild-all@...ts.01.org,
linux-kernel@...r.kernel.org
Subject: [mingo-tip:sched/headers 2137/2356]
drivers/net/ethernet/marvell/prestera/prestera_router.c:58:45: warning:
declaration of 'struct fib_entry_notifier_info' will not be visible outside
of this function
tree: git://git.kernel.org/pub/scm/linux/kernel/git/mingo/tip.git sched/headers
head: af93551cf39027d176f30b9beafc60a4c130998a
commit: a543fd04d10eb15cb62b4163c8495b88fee40856 [2137/2356] headers/deps: net: Optimize <net/ip_fib.h> dependencies, remove <net/ip_fib_api.h> inclusion
config: i386-randconfig-a016-20220418 (https://download.01.org/0day-ci/archive/20220419/202204190943.X9eY78sK-lkp@intel.com/config)
compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project 429cbac0390654f90bba18a41799464adf31a5ec)
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# https://git.kernel.org/pub/scm/linux/kernel/git/mingo/tip.git/commit/?id=a543fd04d10eb15cb62b4163c8495b88fee40856
git remote add mingo-tip git://git.kernel.org/pub/scm/linux/kernel/git/mingo/tip.git
git fetch --no-tags mingo-tip sched/headers
git checkout a543fd04d10eb15cb62b4163c8495b88fee40856
# save the config file to linux build tree
mkdir build_dir
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=i386 SHELL=/bin/bash drivers/bluetooth/ drivers/misc/ drivers/net/bonding/ drivers/net/ethernet/marvell/prestera/ drivers/net/ethernet/microchip/lan966x/ drivers/net/netdevsim/ drivers/net/phy/ drivers/power/supply/
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>
All warnings (new ones prefixed by >>):
>> drivers/net/ethernet/marvell/prestera/prestera_router.c:58:45: warning: declaration of 'struct fib_entry_notifier_info' will not be visible outside of this function [-Wvisibility]
prestera_util_fen_info2fib_cache_key(struct fib_entry_notifier_info *fen_info,
^
drivers/net/ethernet/marvell/prestera/prestera_router.c:62:41: error: incomplete definition of type 'struct fib_entry_notifier_info'
key->addr.u.ipv4 = cpu_to_be32(fen_info->dst);
~~~~~~~~^
include/linux/byteorder/generic.h:94:21: note: expanded from macro 'cpu_to_be32'
#define cpu_to_be32 __cpu_to_be32
^
include/uapi/linux/byteorder/little_endian.h:40:53: note: expanded from macro '__cpu_to_be32'
#define __cpu_to_be32(x) ((__force __be32)__swab32((x)))
^
include/uapi/linux/swab.h:115:54: note: expanded from macro '__swab32'
#define __swab32(x) (__u32)__builtin_bswap32((__u32)(x))
^
drivers/net/ethernet/marvell/prestera/prestera_router.c:58:45: note: forward declaration of 'struct fib_entry_notifier_info'
prestera_util_fen_info2fib_cache_key(struct fib_entry_notifier_info *fen_info,
^
drivers/net/ethernet/marvell/prestera/prestera_router.c:63:28: error: incomplete definition of type 'struct fib_entry_notifier_info'
key->prefix_len = fen_info->dst_len;
~~~~~~~~^
drivers/net/ethernet/marvell/prestera/prestera_router.c:58:45: note: forward declaration of 'struct fib_entry_notifier_info'
prestera_util_fen_info2fib_cache_key(struct fib_entry_notifier_info *fen_info,
^
drivers/net/ethernet/marvell/prestera/prestera_router.c:64:28: error: incomplete definition of type 'struct fib_entry_notifier_info'
key->kern_tb_id = fen_info->tb_id;
~~~~~~~~^
drivers/net/ethernet/marvell/prestera/prestera_router.c:58:45: note: forward declaration of 'struct fib_entry_notifier_info'
prestera_util_fen_info2fib_cache_key(struct fib_entry_notifier_info *fen_info,
^
drivers/net/ethernet/marvell/prestera/prestera_router.c:83:2: error: implicit declaration of function 'fib_info_put' is invalid in C99 [-Werror,-Wimplicit-function-declaration]
fib_info_put(fib_cache->fi);
^
drivers/net/ethernet/marvell/prestera/prestera_router.c:83:2: note: did you mean 'fib_rule_put'?
include/net/fib_rules.h:110:20: note: 'fib_rule_put' declared here
static inline void fib_rule_put(struct fib_rule *rule)
^
drivers/net/ethernet/marvell/prestera/prestera_router.c:106:2: error: implicit declaration of function 'fib_info_hold' is invalid in C99 [-Werror,-Wimplicit-function-declaration]
fib_info_hold(fi);
^
drivers/net/ethernet/marvell/prestera/prestera_router.c:120:2: error: implicit declaration of function 'fib_info_put' is invalid in C99 [-Werror,-Wimplicit-function-declaration]
fib_info_put(fi);
^
drivers/net/ethernet/marvell/prestera/prestera_router.c:131:21: error: variable has incomplete type 'struct fib_rt_info'
struct fib_rt_info fri;
^
drivers/net/ethernet/marvell/prestera/prestera_router.c:131:9: note: forward declaration of 'struct fib_rt_info'
struct fib_rt_info fri;
^
drivers/net/ethernet/marvell/prestera/prestera_router.c:147:2: error: implicit declaration of function 'fib_alias_hw_flags_set' is invalid in C99 [-Werror,-Wimplicit-function-declaration]
fib_alias_hw_flags_set(&init_net, &fri);
^
drivers/net/ethernet/marvell/prestera/prestera_router.c:281:17: warning: declaration of 'struct fib_entry_notifier_info' will not be visible outside of this function [-Wvisibility]
struct fib_entry_notifier_info *fen_info)
^
drivers/net/ethernet/marvell/prestera/prestera_router.c:288:39: error: incompatible pointer types passing 'struct fib_entry_notifier_info *' to parameter of type 'struct fib_entry_notifier_info *' [-Werror,-Wincompatible-pointer-types]
prestera_util_fen_info2fib_cache_key(fen_info, &fc_key);
^~~~~~~~
drivers/net/ethernet/marvell/prestera/prestera_router.c:58:70: note: passing argument to parameter 'fen_info' here
prestera_util_fen_info2fib_cache_key(struct fib_entry_notifier_info *fen_info,
^
drivers/net/ethernet/marvell/prestera/prestera_router.c:312:19: error: incomplete definition of type 'struct fib_entry_notifier_info'
fen_info->fi,
~~~~~~~~^
drivers/net/ethernet/marvell/prestera/prestera_router.c:281:17: note: forward declaration of 'struct fib_entry_notifier_info'
struct fib_entry_notifier_info *fen_info)
^
drivers/net/ethernet/marvell/prestera/prestera_router.c:313:19: error: incomplete definition of type 'struct fib_entry_notifier_info'
fen_info->tos,
~~~~~~~~^
drivers/net/ethernet/marvell/prestera/prestera_router.c:281:17: note: forward declaration of 'struct fib_entry_notifier_info'
struct fib_entry_notifier_info *fen_info)
^
drivers/net/ethernet/marvell/prestera/prestera_router.c:314:19: error: incomplete definition of type 'struct fib_entry_notifier_info'
fen_info->type);
~~~~~~~~^
drivers/net/ethernet/marvell/prestera/prestera_router.c:281:17: note: forward declaration of 'struct fib_entry_notifier_info'
struct fib_entry_notifier_info *fen_info)
^
drivers/net/ethernet/marvell/prestera/prestera_router.c:461:33: error: field has incomplete type 'struct fib_entry_notifier_info'
struct fib_entry_notifier_info fen_info;
^
drivers/net/ethernet/marvell/prestera/prestera_router.c:461:9: note: forward declaration of 'struct fib_entry_notifier_info'
struct fib_entry_notifier_info fen_info;
^
drivers/net/ethernet/marvell/prestera/prestera_router.c:496:2: error: implicit declaration of function 'fib_info_put' is invalid in C99 [-Werror,-Wimplicit-function-declaration]
fib_info_put(fib_work->fen_info.fi);
^
drivers/net/ethernet/marvell/prestera/prestera_router.c:518:14: error: incomplete definition of type 'struct fib_entry_notifier_info'
fen_info = container_of(info, struct fib_entry_notifier_info,
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/container_of.h:19:47: note: expanded from macro 'container_of'
static_assert(__same_type(*(ptr), ((type *)0)->member) || \
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~
include/linux/compiler_types.h:293:74: note: expanded from macro '__same_type'
#define __same_type(a, b) __builtin_types_compatible_p(typeof(a), typeof(b))
^
include/linux/build_bug.h:77:50: note: expanded from macro 'static_assert'
#define static_assert(expr, ...) __static_assert(expr, ##__VA_ARGS__, #expr)
~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/build_bug.h:78:56: note: expanded from macro '__static_assert'
vim +58 drivers/net/ethernet/marvell/prestera/prestera_router.c
15fa9e8c5ffbe0 Yevhen Orlov 2021-12-27 56
4394fbcb78cfe1 Yevhen Orlov 2022-02-16 57 static void
4394fbcb78cfe1 Yevhen Orlov 2022-02-16 @58 prestera_util_fen_info2fib_cache_key(struct fib_entry_notifier_info *fen_info,
4394fbcb78cfe1 Yevhen Orlov 2022-02-16 59 struct prestera_kern_fib_cache_key *key)
4394fbcb78cfe1 Yevhen Orlov 2022-02-16 60 {
4394fbcb78cfe1 Yevhen Orlov 2022-02-16 61 memset(key, 0, sizeof(*key));
4394fbcb78cfe1 Yevhen Orlov 2022-02-16 62 key->addr.u.ipv4 = cpu_to_be32(fen_info->dst);
4394fbcb78cfe1 Yevhen Orlov 2022-02-16 63 key->prefix_len = fen_info->dst_len;
4394fbcb78cfe1 Yevhen Orlov 2022-02-16 64 key->kern_tb_id = fen_info->tb_id;
4394fbcb78cfe1 Yevhen Orlov 2022-02-16 65 }
4394fbcb78cfe1 Yevhen Orlov 2022-02-16 66
:::::: The code at line 58 was first introduced by commit
:::::: 4394fbcb78cfe190988d2c1beaaaccc97dcf8c5f net: marvell: prestera: handle fib notifications
:::::: TO: Yevhen Orlov <yevhen.orlov@...ision.eu>
:::::: CC: David S. Miller <davem@...emloft.net>
--
0-DAY CI Kernel Test Service
https://01.org/lkp
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