[peterz-queue:sched/wip.freezer 3/7] include/linux/sched/jobctl.h:23:2: error: stray '#' in program

From: kernel test robot
Date: Thu Apr 28 2022 - 22:59:09 EST


tree: https://git.kernel.org/pub/scm/linux/kernel/git/peterz/queue.git sched/wip.freezer
head: a1b437cfec0d2b0060cf85538c2379c74fb63ad5
commit: 4cb4f3dc01c45f8a1621f13b55705ba4a6844081 [3/7] sched,signal,ptrace: Rework TASK_TRACED, TASK_STOPPED state
config: x86_64-randconfig-a013 (https://download.01.org/0day-ci/archive/20220429/202204291009.ntJSd5uS-lkp@xxxxxxxxx/config)
compiler: gcc-11 (Debian 11.2.0-20) 11.2.0
reproduce (this is a W=1 build):
# https://git.kernel.org/pub/scm/linux/kernel/git/peterz/queue.git/commit/?id=4cb4f3dc01c45f8a1621f13b55705ba4a6844081
git remote add peterz-queue https://git.kernel.org/pub/scm/linux/kernel/git/peterz/queue.git
git fetch --no-tags peterz-queue sched/wip.freezer
git checkout 4cb4f3dc01c45f8a1621f13b55705ba4a6844081
# save the config file
mkdir build_dir && cp config build_dir/.config
make W=1 O=build_dir ARCH=x86_64 prepare

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@xxxxxxxxx>

All errors (new ones prefixed by >>):

In file included from include/linux/sched/signal.h:8,
from include/linux/rcuwait.h:6,
from include/linux/percpu-rwsem.h:7,
from include/linux/fs.h:33,
from include/linux/cgroup.h:17,
from include/linux/memcontrol.h:13,
from include/linux/swap.h:9,
from include/linux/suspend.h:5,
from arch/x86/kernel/asm-offsets.c:13:
>> include/linux/sched/jobctl.h:23:2: error: stray '#' in program
23 | q#define JOBCTL_STOPPED_BIT 25 /* do_signal_stop() */
| ^
include/linux/sched/jobctl.h:23:1: error: unknown type name 'q'
23 | q#define JOBCTL_STOPPED_BIT 25 /* do_signal_stop() */
| ^
>> include/linux/sched/jobctl.h:23:10: error: expected '=', ',', ';', 'asm' or '__attribute__' before 'JOBCTL_STOPPED_BIT'
23 | q#define JOBCTL_STOPPED_BIT 25 /* do_signal_stop() */
| ^~~~~~~~~~~~~~~~~~
include/linux/sched/signal.h: In function 'kernel_signal_stop':
>> include/linux/sched/jobctl.h:35:41: error: 'JOBCTL_STOPPED_BIT' undeclared (first use in this function); did you mean 'JOBCTL_STOPPED'?
35 | #define JOBCTL_STOPPED (1UL << JOBCTL_STOPPED_BIT)
| ^~~~~~~~~~~~~~~~~~
include/linux/sched/signal.h:298:36: note: in expansion of macro 'JOBCTL_STOPPED'
298 | current->jobctl |= JOBCTL_STOPPED;
| ^~~~~~~~~~~~~~
include/linux/sched/jobctl.h:35:41: note: each undeclared identifier is reported only once for each function it appears in
35 | #define JOBCTL_STOPPED (1UL << JOBCTL_STOPPED_BIT)
| ^~~~~~~~~~~~~~~~~~
include/linux/sched/signal.h:298:36: note: in expansion of macro 'JOBCTL_STOPPED'
298 | current->jobctl |= JOBCTL_STOPPED;
| ^~~~~~~~~~~~~~
include/linux/sched/signal.h: In function 'signal_wake_up':
>> include/linux/sched/jobctl.h:35:41: error: 'JOBCTL_STOPPED_BIT' undeclared (first use in this function); did you mean 'JOBCTL_STOPPED'?
35 | #define JOBCTL_STOPPED (1UL << JOBCTL_STOPPED_BIT)
| ^~~~~~~~~~~~~~~~~~
include/linux/sched/signal.h:444:32: note: in expansion of macro 'JOBCTL_STOPPED'
444 | t->jobctl &= ~(JOBCTL_STOPPED | JOBCTL_TRACED);
| ^~~~~~~~~~~~~~
make[2]: *** [scripts/Makefile.build:120: arch/x86/kernel/asm-offsets.s] Error 1
make[2]: Target '__build' not remade because of errors.
make[1]: *** [Makefile:1194: prepare0] Error 2
make[1]: Target 'prepare' not remade because of errors.
make: *** [Makefile:219: __sub-make] Error 2
make: Target 'prepare' not remade because of errors.


vim +23 include/linux/sched/jobctl.h

13
14 #define JOBCTL_STOP_DEQUEUED_BIT 16 /* stop signal dequeued */
15 #define JOBCTL_STOP_PENDING_BIT 17 /* task should stop for group stop */
16 #define JOBCTL_STOP_CONSUME_BIT 18 /* consume group stop count */
17 #define JOBCTL_TRAP_STOP_BIT 19 /* trap for STOP */
18 #define JOBCTL_TRAP_NOTIFY_BIT 20 /* trap for NOTIFY */
19 #define JOBCTL_TRAPPING_BIT 21 /* switching to TRACED */
20 #define JOBCTL_LISTENING_BIT 22 /* ptracer is listening for events */
21 #define JOBCTL_TRAP_FREEZE_BIT 23 /* trap for cgroup freezer */
22 #define JOBCTL_DELAY_WAKEKILL_BIT 24 /* delay killable wakeups */
> 23 q#define JOBCTL_STOPPED_BIT 25 /* do_signal_stop() */
24 #define JOBCTL_TRACED_BIT 26 /* ptrace_stop() */
25
26 #define JOBCTL_STOP_DEQUEUED (1UL << JOBCTL_STOP_DEQUEUED_BIT)
27 #define JOBCTL_STOP_PENDING (1UL << JOBCTL_STOP_PENDING_BIT)
28 #define JOBCTL_STOP_CONSUME (1UL << JOBCTL_STOP_CONSUME_BIT)
29 #define JOBCTL_TRAP_STOP (1UL << JOBCTL_TRAP_STOP_BIT)
30 #define JOBCTL_TRAP_NOTIFY (1UL << JOBCTL_TRAP_NOTIFY_BIT)
31 #define JOBCTL_TRAPPING (1UL << JOBCTL_TRAPPING_BIT)
32 #define JOBCTL_LISTENING (1UL << JOBCTL_LISTENING_BIT)
33 #define JOBCTL_TRAP_FREEZE (1UL << JOBCTL_TRAP_FREEZE_BIT)
34 #define JOBCTL_DELAY_WAKEKILL (1UL << JOBCTL_DELAY_WAKEKILL_BIT)
> 35 #define JOBCTL_STOPPED (1UL << JOBCTL_STOPPED_BIT)
36 #define JOBCTL_TRACED (1UL << JOBCTL_TRACED_BIT)
37

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