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Date: Mon, 14 Jun 2021 06:29:18 +0800
From: kernel test robot <lkp@...el.com>
To: Ingo Molnar <mingo@...nel.org>
Cc: kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org,
x86@...nel.org
Subject: [tip:tmp.tmp2 348/364] include/linux/ww_mutex.h:150:2: error:
implicit declaration of function 'DEBUG_LOCKS_WARN_ON'
tree: https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git tmp.tmp2
head: adcceb5eb7aee38e4a9c15bdf599655f0e1b1324
commit: 80b4a6d3c8c2325e072a36e473706f5165e0e9fb [348/364] sched/headers, locking/mutexes: Optimize <linux/mutex.h> header dependencies
config: ia64-allmodconfig (attached as .config)
compiler: ia64-linux-gcc (GCC) 9.3.0
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/tip/tip.git/commit/?id=80b4a6d3c8c2325e072a36e473706f5165e0e9fb
git remote add tip https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git
git fetch --no-tags tip tmp.tmp2
git checkout 80b4a6d3c8c2325e072a36e473706f5165e0e9fb
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=ia64
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>
All errors (new ones prefixed by >>):
In file included from ./arch/ia64/include/generated/asm/preempt.h:1,
from include/linux/preempt.h:80,
from include/linux/rcupdate.h:29,
from include/linux/rculist.h:11,
from include/linux/sched/signal.h:7,
from arch/ia64/kernel/asm-offsets.c:10:
include/asm-generic/preempt.h: In function '__preempt_count_dec_and_test':
include/asm-generic/preempt.h:69:36: error: implicit declaration of function 'tif_need_resched' [-Werror=implicit-function-declaration]
69 | return !--*preempt_count_ptr() && tif_need_resched();
| ^~~~~~~~~~~~~~~~
In file included from include/linux/seqlock.h:20,
from include/linux/mm_types.h:17,
from include/linux/page-flags.h:13,
from arch/ia64/include/asm/uaccess.h:37,
from include/linux/uaccess.h:13,
from include/linux/sched/task.h:11,
from include/linux/sched/signal.h:12,
from arch/ia64/kernel/asm-offsets.c:10:
include/linux/ww_mutex.h: In function 'ww_acquire_done':
>> include/linux/ww_mutex.h:150:2: error: implicit declaration of function 'DEBUG_LOCKS_WARN_ON' [-Werror=implicit-function-declaration]
150 | DEBUG_LOCKS_WARN_ON(ctx->done_acquire);
| ^~~~~~~~~~~~~~~~~~~
In file included from <command-line>:
include/linux/sched/task.h: In function 'arch_thread_struct_whitelist':
include/linux/compiler_types.h:140:35: error: 'struct task_struct' has no member named 'thread'
140 | #define __compiler_offsetof(a, b) __builtin_offsetof(a, b)
| ^~~~~~~~~~~~~~~~~~
include/linux/stddef.h:17:32: note: in expansion of macro '__compiler_offsetof'
17 | #define offsetof(TYPE, MEMBER) __compiler_offsetof(TYPE, MEMBER)
| ^~~~~~~~~~~~~~~~~~~
include/linux/sched/task.h:154:34: note: in expansion of macro 'offsetof'
154 | *size = arch_task_struct_size - offsetof(struct task_struct, thread);
| ^~~~~~~~
In file included from include/linux/sched/signal.h:13,
from arch/ia64/kernel/asm-offsets.c:10:
include/linux/sched/thread_info_api.h: At top level:
include/linux/sched/thread_info_api.h:42:59: error: macro "current_thread_info" passed 1 arguments, but takes just 0
42 | static inline struct thread_info *current_thread_info(void)
| ^
In file included from include/linux/thread_info.h:52,
from include/asm-generic/preempt.h:5,
from ./arch/ia64/include/generated/asm/preempt.h:1,
from include/linux/preempt.h:80,
from include/linux/rcupdate.h:29,
from include/linux/rculist.h:11,
from include/linux/sched/signal.h:7,
from arch/ia64/kernel/asm-offsets.c:10:
arch/ia64/include/asm/thread_info.h:62: note: macro "current_thread_info" defined here
62 | #define current_thread_info() ((struct thread_info *) 0)
|
In file included from include/linux/sched/signal.h:13,
from arch/ia64/kernel/asm-offsets.c:10:
include/linux/sched/thread_info_api.h:43:1: error: expected '=', ',', ';', 'asm' or '__attribute__' before '{' token
43 | {
| ^
In file included from include/linux/irq.h:21,
from arch/ia64/include/asm/hardirq.h:19,
from include/linux/hardirq.h:10,
from include/linux/interrupt.h:11,
from include/linux/kernel_stat.h:9,
from include/linux/sched/signal.h:21,
from arch/ia64/kernel/asm-offsets.c:10:
include/linux/slab.h:20:10: fatal error: asm/page_types.h: No such file or directory
20 | #include <asm/page_types.h>
| ^~~~~~~~~~~~~~~~~~
cc1: some warnings being treated as errors
compilation terminated.
--
In file included from ./arch/ia64/include/generated/asm/preempt.h:1,
from include/linux/preempt.h:80,
from include/linux/rcupdate.h:29,
from include/linux/rculist.h:11,
from include/linux/sched/signal.h:7,
from arch/ia64/kernel/asm-offsets.c:10:
include/asm-generic/preempt.h: In function '__preempt_count_dec_and_test':
include/asm-generic/preempt.h:69:36: error: implicit declaration of function 'tif_need_resched' [-Werror=implicit-function-declaration]
69 | return !--*preempt_count_ptr() && tif_need_resched();
| ^~~~~~~~~~~~~~~~
In file included from include/linux/seqlock.h:20,
from include/linux/mm_types.h:17,
from include/linux/page-flags.h:13,
from arch/ia64/include/asm/uaccess.h:37,
from include/linux/uaccess.h:13,
from include/linux/sched/task.h:11,
from include/linux/sched/signal.h:12,
from arch/ia64/kernel/asm-offsets.c:10:
include/linux/ww_mutex.h: In function 'ww_acquire_done':
>> include/linux/ww_mutex.h:150:2: error: implicit declaration of function 'DEBUG_LOCKS_WARN_ON' [-Werror=implicit-function-declaration]
150 | DEBUG_LOCKS_WARN_ON(ctx->done_acquire);
| ^~~~~~~~~~~~~~~~~~~
In file included from <command-line>:
include/linux/sched/task.h: In function 'arch_thread_struct_whitelist':
include/linux/compiler_types.h:140:35: error: 'struct task_struct' has no member named 'thread'
140 | #define __compiler_offsetof(a, b) __builtin_offsetof(a, b)
| ^~~~~~~~~~~~~~~~~~
include/linux/stddef.h:17:32: note: in expansion of macro '__compiler_offsetof'
17 | #define offsetof(TYPE, MEMBER) __compiler_offsetof(TYPE, MEMBER)
| ^~~~~~~~~~~~~~~~~~~
include/linux/sched/task.h:154:34: note: in expansion of macro 'offsetof'
154 | *size = arch_task_struct_size - offsetof(struct task_struct, thread);
| ^~~~~~~~
In file included from include/linux/sched/signal.h:13,
from arch/ia64/kernel/asm-offsets.c:10:
include/linux/sched/thread_info_api.h: At top level:
include/linux/sched/thread_info_api.h:42:59: error: macro "current_thread_info" passed 1 arguments, but takes just 0
42 | static inline struct thread_info *current_thread_info(void)
| ^
In file included from include/linux/thread_info.h:52,
from include/asm-generic/preempt.h:5,
from ./arch/ia64/include/generated/asm/preempt.h:1,
from include/linux/preempt.h:80,
from include/linux/rcupdate.h:29,
from include/linux/rculist.h:11,
from include/linux/sched/signal.h:7,
from arch/ia64/kernel/asm-offsets.c:10:
arch/ia64/include/asm/thread_info.h:62: note: macro "current_thread_info" defined here
62 | #define current_thread_info() ((struct thread_info *) 0)
|
In file included from include/linux/sched/signal.h:13,
from arch/ia64/kernel/asm-offsets.c:10:
include/linux/sched/thread_info_api.h:43:1: error: expected '=', ',', ';', 'asm' or '__attribute__' before '{' token
43 | {
| ^
In file included from include/linux/irq.h:21,
from arch/ia64/include/asm/hardirq.h:19,
from include/linux/hardirq.h:10,
from include/linux/interrupt.h:11,
from include/linux/kernel_stat.h:9,
from include/linux/sched/signal.h:21,
from arch/ia64/kernel/asm-offsets.c:10:
include/linux/slab.h:20:10: fatal error: asm/page_types.h: No such file or directory
20 | #include <asm/page_types.h>
| ^~~~~~~~~~~~~~~~~~
cc1: some warnings being treated as errors
compilation terminated.
make[2]: *** [scripts/Makefile.build:117: arch/ia64/kernel/asm-offsets.s] Error 1
make[2]: Target '__build' not remade because of errors.
make[1]: *** [Makefile:1232: prepare0] Error 2
make[1]: Target 'modules_prepare' not remade because of errors.
make: *** [Makefile:215: __sub-make] Error 2
make: Target 'modules_prepare' not remade because of errors.
--
In file included from ./arch/ia64/include/generated/asm/preempt.h:1,
from include/linux/preempt.h:80,
from include/linux/rcupdate.h:29,
from include/linux/rculist.h:11,
from include/linux/sched/signal.h:7,
from arch/ia64/kernel/asm-offsets.c:10:
include/asm-generic/preempt.h: In function '__preempt_count_dec_and_test':
include/asm-generic/preempt.h:69:36: error: implicit declaration of function 'tif_need_resched' [-Werror=implicit-function-declaration]
69 | return !--*preempt_count_ptr() && tif_need_resched();
| ^~~~~~~~~~~~~~~~
In file included from include/linux/seqlock.h:20,
from include/linux/mm_types.h:17,
from include/linux/page-flags.h:13,
from arch/ia64/include/asm/uaccess.h:37,
from include/linux/uaccess.h:13,
from include/linux/sched/task.h:11,
from include/linux/sched/signal.h:12,
from arch/ia64/kernel/asm-offsets.c:10:
include/linux/ww_mutex.h: In function 'ww_acquire_done':
>> include/linux/ww_mutex.h:150:2: error: implicit declaration of function 'DEBUG_LOCKS_WARN_ON' [-Werror=implicit-function-declaration]
150 | DEBUG_LOCKS_WARN_ON(ctx->done_acquire);
| ^~~~~~~~~~~~~~~~~~~
In file included from <command-line>:
include/linux/sched/task.h: In function 'arch_thread_struct_whitelist':
include/linux/compiler_types.h:140:35: error: 'struct task_struct' has no member named 'thread'
140 | #define __compiler_offsetof(a, b) __builtin_offsetof(a, b)
| ^~~~~~~~~~~~~~~~~~
include/linux/stddef.h:17:32: note: in expansion of macro '__compiler_offsetof'
17 | #define offsetof(TYPE, MEMBER) __compiler_offsetof(TYPE, MEMBER)
| ^~~~~~~~~~~~~~~~~~~
include/linux/sched/task.h:154:34: note: in expansion of macro 'offsetof'
154 | *size = arch_task_struct_size - offsetof(struct task_struct, thread);
| ^~~~~~~~
In file included from include/linux/sched/signal.h:13,
from arch/ia64/kernel/asm-offsets.c:10:
include/linux/sched/thread_info_api.h: At top level:
include/linux/sched/thread_info_api.h:42:59: error: macro "current_thread_info" passed 1 arguments, but takes just 0
42 | static inline struct thread_info *current_thread_info(void)
| ^
In file included from include/linux/thread_info.h:52,
from include/asm-generic/preempt.h:5,
from ./arch/ia64/include/generated/asm/preempt.h:1,
from include/linux/preempt.h:80,
from include/linux/rcupdate.h:29,
from include/linux/rculist.h:11,
from include/linux/sched/signal.h:7,
from arch/ia64/kernel/asm-offsets.c:10:
arch/ia64/include/asm/thread_info.h:62: note: macro "current_thread_info" defined here
62 | #define current_thread_info() ((struct thread_info *) 0)
|
In file included from include/linux/sched/signal.h:13,
from arch/ia64/kernel/asm-offsets.c:10:
include/linux/sched/thread_info_api.h:43:1: error: expected '=', ',', ';', 'asm' or '__attribute__' before '{' token
43 | {
| ^
In file included from include/linux/irq.h:21,
from arch/ia64/include/asm/hardirq.h:19,
from include/linux/hardirq.h:10,
from include/linux/interrupt.h:11,
from include/linux/kernel_stat.h:9,
from include/linux/sched/signal.h:21,
from arch/ia64/kernel/asm-offsets.c:10:
include/linux/slab.h:20:10: fatal error: asm/page_types.h: No such file or directory
20 | #include <asm/page_types.h>
| ^~~~~~~~~~~~~~~~~~
cc1: some warnings being treated as errors
compilation terminated.
make[2]: *** [scripts/Makefile.build:117: arch/ia64/kernel/asm-offsets.s] Error 1
make[2]: Target '__build' not remade because of errors.
make[1]: *** [Makefile:1232: prepare0] Error 2
make[1]: Target 'prepare' not remade because of errors.
make: *** [Makefile:215: __sub-make] Error 2
make: Target 'prepare' not remade because of errors.
vim +/DEBUG_LOCKS_WARN_ON +150 include/linux/ww_mutex.h
1b375dc3071018 Maarten Lankhorst 2013-07-05 133
1b375dc3071018 Maarten Lankhorst 2013-07-05 134 /**
1b375dc3071018 Maarten Lankhorst 2013-07-05 135 * ww_acquire_done - marks the end of the acquire phase
1b375dc3071018 Maarten Lankhorst 2013-07-05 136 * @ctx: the acquire context
1b375dc3071018 Maarten Lankhorst 2013-07-05 137 *
1b375dc3071018 Maarten Lankhorst 2013-07-05 138 * Marks the end of the acquire phase, any further w/w mutex lock calls using
1b375dc3071018 Maarten Lankhorst 2013-07-05 139 * this context are forbidden.
1b375dc3071018 Maarten Lankhorst 2013-07-05 140 *
1b375dc3071018 Maarten Lankhorst 2013-07-05 141 * Calling this function is optional, it is just useful to document w/w mutex
1b375dc3071018 Maarten Lankhorst 2013-07-05 142 * code and clearly designated the acquire phase from actually using the locked
1b375dc3071018 Maarten Lankhorst 2013-07-05 143 * data structures.
1b375dc3071018 Maarten Lankhorst 2013-07-05 144 */
1b375dc3071018 Maarten Lankhorst 2013-07-05 145 static inline void ww_acquire_done(struct ww_acquire_ctx *ctx)
1b375dc3071018 Maarten Lankhorst 2013-07-05 146 {
1b375dc3071018 Maarten Lankhorst 2013-07-05 147 #ifdef CONFIG_DEBUG_MUTEXES
1b375dc3071018 Maarten Lankhorst 2013-07-05 148 lockdep_assert_held(ctx);
1b375dc3071018 Maarten Lankhorst 2013-07-05 149
1b375dc3071018 Maarten Lankhorst 2013-07-05 @150 DEBUG_LOCKS_WARN_ON(ctx->done_acquire);
1b375dc3071018 Maarten Lankhorst 2013-07-05 151 ctx->done_acquire = 1;
1b375dc3071018 Maarten Lankhorst 2013-07-05 152 #endif
1b375dc3071018 Maarten Lankhorst 2013-07-05 153 }
1b375dc3071018 Maarten Lankhorst 2013-07-05 154
:::::: The code at line 150 was first introduced by commit
:::::: 1b375dc30710180c4b88cc59caba6e3481ec5c8b mutex: Move ww_mutex definitions to ww_mutex.h
:::::: TO: Maarten Lankhorst <maarten.lankhorst@...onical.com>
:::::: CC: Ingo Molnar <mingo@...nel.org>
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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