Re: [PATCH V4 10/17] linux/io.h: iounmap/ioport_unmap cleanup.h support

From: kernel test robot
Date: Wed Oct 18 2023 - 22:23:49 EST

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In reply to: kernel test robot: "Re: [PATCH V4 10/17] linux/io.h: iounmap/ioport_unmap cleanup.h support"
Next in thread: Ilpo Järvinen: "Re: [PATCH V4 10/17] linux/io.h: iounmap/ioport_unmap cleanup.h support"
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Hi David,

kernel test robot noticed the following build errors:

[auto build test ERROR on 3f720b21ec5af466e50e99dc517af267b67d248c]

url: https://github.com/intel-lab-lkp/linux/commits/David-E-Box/platform-x86-intel-vsec-Move-structures-to-header/20231019-071914
base: 3f720b21ec5af466e50e99dc517af267b67d248c
patch link: https://lore.kernel.org/r/20231018231624.1044633-11-david.e.box%40linux.intel.com
patch subject: [PATCH V4 10/17] linux/io.h: iounmap/ioport_unmap cleanup.h support
config: um-defconfig (https://download.01.org/0day-ci/archive/20231019/202310191053.t22G0O9p-lkp@xxxxxxxxx/config)
compiler: gcc-12 (Debian 12.2.0-14) 12.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231019/202310191053.t22G0O9p-lkp@xxxxxxxxx/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@xxxxxxxxx>
| Closes: https://lore.kernel.org/oe-kbuild-all/202310191053.t22G0O9p-lkp@xxxxxxxxx/

All errors (new ones prefixed by >>):

In file included from include/linux/preempt.h:11,
from include/linux/spinlock.h:56,
from include/linux/kref.h:16,
from include/linux/mm_types.h:8,
from include/linux/buildid.h:5,
from include/linux/module.h:14,
from init/main.c:17:
include/linux/io.h: In function '__free_ioport_unmap':
>> include/linux/io.h:25:43: error: implicit declaration of function 'ioport_unmap' [-Werror=implicit-function-declaration]
25 | DEFINE_FREE(ioport_unmap, void __iomem *, ioport_unmap(_T));
| ^~~~~~~~~~~~
include/linux/cleanup.h:38:78: note: in definition of macro 'DEFINE_FREE'
38 | static inline void __free_##_name(void *p) { _type _T = *(_type *)p; _free; }
| ^~~~~
cc1: some warnings being treated as errors
--
In file included from include/linux/irqflags.h:16,
from include/linux/rcupdate.h:26,
from include/linux/rculist.h:11,
from include/linux/pid.h:5,
from include/linux/sched.h:14,
from arch/x86/um/syscalls_64.c:8:
include/linux/io.h: In function '__free_ioport_unmap':
>> include/linux/io.h:25:43: error: implicit declaration of function 'ioport_unmap' [-Werror=implicit-function-declaration]
25 | DEFINE_FREE(ioport_unmap, void __iomem *, ioport_unmap(_T));
| ^~~~~~~~~~~~
include/linux/cleanup.h:38:78: note: in definition of macro 'DEFINE_FREE'
38 | static inline void __free_##_name(void *p) { _type _T = *(_type *)p; _free; }
| ^~~~~
arch/x86/um/syscalls_64.c: At top level:
arch/x86/um/syscalls_64.c:84:6: warning: no previous prototype for 'arch_switch_to' [-Wmissing-prototypes]
84 | void arch_switch_to(struct task_struct *to)
| ^~~~~~~~~~~~~~
cc1: some warnings being treated as errors
--
In file included from include/linux/preempt.h:11,
from include/linux/percpu.h:6,
from include/linux/context_tracking_state.h:5,
from include/linux/hardirq.h:5,
from include/linux/interrupt.h:11,
from kernel/panic.c:14:
include/linux/io.h: In function '__free_ioport_unmap':
>> include/linux/io.h:25:43: error: implicit declaration of function 'ioport_unmap' [-Werror=implicit-function-declaration]
25 | DEFINE_FREE(ioport_unmap, void __iomem *, ioport_unmap(_T));
| ^~~~~~~~~~~~
include/linux/cleanup.h:38:78: note: in definition of macro 'DEFINE_FREE'
38 | static inline void __free_##_name(void *p) { _type _T = *(_type *)p; _free; }
| ^~~~~
kernel/panic.c: In function '__warn':
kernel/panic.c:666:17: warning: function '__warn' might be a candidate for 'gnu_printf' format attribute [-Wsuggest-attribute=format]
666 | vprintk(args->fmt, args->args);
| ^~~~~~~
cc1: some warnings being treated as errors
--
In file included from include/linux/irqflags.h:16,
from include/linux/rcupdate.h:26,
from include/linux/rcuwait.h:5,
from include/linux/irq_work.h:6,
from kernel/irq_work.c:12:
include/linux/io.h: In function '__free_ioport_unmap':
>> include/linux/io.h:25:43: error: implicit declaration of function 'ioport_unmap' [-Werror=implicit-function-declaration]
25 | DEFINE_FREE(ioport_unmap, void __iomem *, ioport_unmap(_T));
| ^~~~~~~~~~~~
include/linux/cleanup.h:38:78: note: in definition of macro 'DEFINE_FREE'
38 | static inline void __free_##_name(void *p) { _type _T = *(_type *)p; _free; }
| ^~~~~
kernel/irq_work.c: At top level:
kernel/irq_work.c:72:13: warning: no previous prototype for 'arch_irq_work_raise' [-Wmissing-prototypes]
72 | void __weak arch_irq_work_raise(void)
| ^~~~~~~~~~~~~~~~~~~
cc1: some warnings being treated as errors
--
In file included from include/linux/preempt.h:11,
from include/linux/spinlock.h:56,
from include/linux/kref.h:16,
from include/linux/mm_types.h:8,
from include/linux/buildid.h:5,
from include/linux/module.h:14,
from arch/um/kernel/mem.c:7:
include/linux/io.h: In function '__free_ioport_unmap':
>> include/linux/io.h:25:43: error: implicit declaration of function 'ioport_unmap' [-Werror=implicit-function-declaration]
25 | DEFINE_FREE(ioport_unmap, void __iomem *, ioport_unmap(_T));
| ^~~~~~~~~~~~
include/linux/cleanup.h:38:78: note: in definition of macro 'DEFINE_FREE'
38 | static inline void __free_##_name(void *p) { _type _T = *(_type *)p; _free; }
| ^~~~~
arch/um/kernel/mem.c: At top level:
arch/um/kernel/mem.c:202:8: warning: no previous prototype for 'pgd_alloc' [-Wmissing-prototypes]
202 | pgd_t *pgd_alloc(struct mm_struct *mm)
| ^~~~~~~~~
arch/um/kernel/mem.c:215:7: warning: no previous prototype for 'uml_kmalloc' [-Wmissing-prototypes]
215 | void *uml_kmalloc(int size, int flags)
| ^~~~~~~~~~~
cc1: some warnings being treated as errors
--
In file included from include/linux/preempt.h:11,
from include/linux/percpu.h:6,
from include/linux/context_tracking_state.h:5,
from include/linux/hardirq.h:5,
from arch/um/kernel/process.c:11:
include/linux/io.h: In function '__free_ioport_unmap':
>> include/linux/io.h:25:43: error: implicit declaration of function 'ioport_unmap' [-Werror=implicit-function-declaration]
25 | DEFINE_FREE(ioport_unmap, void __iomem *, ioport_unmap(_T));
| ^~~~~~~~~~~~
include/linux/cleanup.h:38:78: note: in definition of macro 'DEFINE_FREE'
38 | static inline void __free_##_name(void *p) { _type _T = *(_type *)p; _free; }
| ^~~~~
arch/um/kernel/process.c: At top level:
arch/um/kernel/process.c:51:5: warning: no previous prototype for 'pid_to_processor_id' [-Wmissing-prototypes]
51 | int pid_to_processor_id(int pid)
| ^~~~~~~~~~~~~~~~~~~
arch/um/kernel/process.c:87:7: warning: no previous prototype for '__switch_to' [-Wmissing-prototypes]
87 | void *__switch_to(struct task_struct *from, struct task_struct *to)
| ^~~~~~~~~~~
arch/um/kernel/process.c: In function 'new_thread_handler':
arch/um/kernel/process.c:122:28: warning: variable 'n' set but not used [-Wunused-but-set-variable]
122 | int (*fn)(void *), n;
| ^
arch/um/kernel/process.c: At top level:
arch/um/kernel/process.c:140:6: warning: no previous prototype for 'fork_handler' [-Wmissing-prototypes]
140 | void fork_handler(void)
| ^~~~~~~~~~~~
arch/um/kernel/process.c:217:6: warning: no previous prototype for 'arch_cpu_idle' [-Wmissing-prototypes]
217 | void arch_cpu_idle(void)
| ^~~~~~~~~~~~~
arch/um/kernel/process.c:253:5: warning: no previous prototype for 'copy_to_user_proc' [-Wmissing-prototypes]
253 | int copy_to_user_proc(void __user *to, void *from, int size)
| ^~~~~~~~~~~~~~~~~
arch/um/kernel/process.c:263:5: warning: no previous prototype for 'clear_user_proc' [-Wmissing-prototypes]
263 | int clear_user_proc(void __user *buf, int size)
| ^~~~~~~~~~~~~~~
arch/um/kernel/process.c:271:6: warning: no previous prototype for 'set_using_sysemu' [-Wmissing-prototypes]
271 | void set_using_sysemu(int value)
| ^~~~~~~~~~~~~~~~
arch/um/kernel/process.c:278:5: warning: no previous prototype for 'get_using_sysemu' [-Wmissing-prototypes]
278 | int get_using_sysemu(void)
| ^~~~~~~~~~~~~~~~
arch/um/kernel/process.c:316:12: warning: no previous prototype for 'make_proc_sysemu' [-Wmissing-prototypes]
316 | int __init make_proc_sysemu(void)
| ^~~~~~~~~~~~~~~~
arch/um/kernel/process.c:356:15: warning: no previous prototype for 'arch_align_stack' [-Wmissing-prototypes]
356 | unsigned long arch_align_stack(unsigned long sp)
| ^~~~~~~~~~~~~~~~
cc1: some warnings being treated as errors
--
In file included from include/linux/irqflags.h:16,
from include/linux/rcupdate.h:26,
from include/linux/rculist.h:11,
from include/linux/pid.h:5,
from include/linux/sched.h:14,
from include/linux/ratelimit.h:6,
from include/linux/dev_printk.h:16,
from include/linux/device.h:15,
from include/linux/node.h:18,
from include/linux/cpu.h:17,
from arch/um/kernel/um_arch.c:6:
include/linux/io.h: In function '__free_ioport_unmap':
>> include/linux/io.h:25:43: error: implicit declaration of function 'ioport_unmap' [-Werror=implicit-function-declaration]
25 | DEFINE_FREE(ioport_unmap, void __iomem *, ioport_unmap(_T));
| ^~~~~~~~~~~~
include/linux/cleanup.h:38:78: note: in definition of macro 'DEFINE_FREE'
38 | static inline void __free_##_name(void *p) { _type _T = *(_type *)p; _free; }
| ^~~~~
arch/um/kernel/um_arch.c: At top level:
arch/um/kernel/um_arch.c:408:19: warning: no previous prototype for 'read_initrd' [-Wmissing-prototypes]
408 | int __init __weak read_initrd(void)
| ^~~~~~~~~~~
arch/um/kernel/um_arch.c:461:7: warning: no previous prototype for 'text_poke' [-Wmissing-prototypes]
461 | void *text_poke(void *addr, const void *opcode, size_t len)
| ^~~~~~~~~
arch/um/kernel/um_arch.c:473:6: warning: no previous prototype for 'text_poke_sync' [-Wmissing-prototypes]
473 | void text_poke_sync(void)
| ^~~~~~~~~~~~~~
cc1: some warnings being treated as errors
--
In file included from include/linux/mutex.h:22,
from include/linux/notifier.h:14,
from include/linux/clk.h:14,
from lib/vsprintf.c:22:
include/linux/io.h: In function '__free_ioport_unmap':
>> include/linux/io.h:25:43: error: implicit declaration of function 'ioport_unmap' [-Werror=implicit-function-declaration]
25 | DEFINE_FREE(ioport_unmap, void __iomem *, ioport_unmap(_T));
| ^~~~~~~~~~~~
include/linux/cleanup.h:38:78: note: in definition of macro 'DEFINE_FREE'
38 | static inline void __free_##_name(void *p) { _type _T = *(_type *)p; _free; }
| ^~~~~
lib/vsprintf.c: In function 'va_format':
lib/vsprintf.c:1682:9: warning: function 'va_format' might be a candidate for 'gnu_printf' format attribute [-Wsuggest-attribute=format]
1682 | buf += vsnprintf(buf, end > buf ? end - buf : 0, va_fmt->fmt, va);
| ^~~
cc1: some warnings being treated as errors
--
In file included from include/linux/preempt.h:11,
from include/linux/spinlock.h:56,
from include/linux/debugobjects.h:6,
from include/linux/timer.h:8,
from include/linux/netdevice.h:24,
from arch/um/os-Linux/drivers/ethertap_kern.c:10:
include/linux/io.h: In function '__free_ioport_unmap':
>> include/linux/io.h:25:43: error: implicit declaration of function 'ioport_unmap' [-Werror=implicit-function-declaration]
25 | DEFINE_FREE(ioport_unmap, void __iomem *, ioport_unmap(_T));
| ^~~~~~~~~~~~
include/linux/cleanup.h:38:78: note: in definition of macro 'DEFINE_FREE'
38 | static inline void __free_##_name(void *p) { _type _T = *(_type *)p; _free; }
| ^~~~~
arch/um/os-Linux/drivers/ethertap_kern.c: At top level:
arch/um/os-Linux/drivers/ethertap_kern.c:66:5: warning: no previous prototype for 'ethertap_setup' [-Wmissing-prototypes]
66 | int ethertap_setup(char *str, char **mac_out, void *data)
| ^~~~~~~~~~~~~~
cc1: some warnings being treated as errors
--
In file included from include/linux/preempt.h:11,
from include/linux/spinlock.h:56,
from include/linux/debugobjects.h:6,
from include/linux/timer.h:8,
from include/linux/netdevice.h:24,
from arch/um/os-Linux/drivers/tuntap_kern.c:6:
include/linux/io.h: In function '__free_ioport_unmap':
>> include/linux/io.h:25:43: error: implicit declaration of function 'ioport_unmap' [-Werror=implicit-function-declaration]
25 | DEFINE_FREE(ioport_unmap, void __iomem *, ioport_unmap(_T));
| ^~~~~~~~~~~~
include/linux/cleanup.h:38:78: note: in definition of macro 'DEFINE_FREE'
38 | static inline void __free_##_name(void *p) { _type _T = *(_type *)p; _free; }
| ^~~~~
arch/um/os-Linux/drivers/tuntap_kern.c: At top level:
arch/um/os-Linux/drivers/tuntap_kern.c:56:5: warning: no previous prototype for 'tuntap_setup' [-Wmissing-prototypes]
56 | int tuntap_setup(char *str, char **mac_out, void *data)
| ^~~~~~~~~~~~
cc1: some warnings being treated as errors
--
In file included from include/linux/preempt.h:11,
from include/linux/spinlock.h:56,
from include/linux/kref.h:16,
from include/linux/mm_types.h:8,
from include/linux/buildid.h:5,
from include/linux/module.h:14,
from net/ipv4/route.c:63:
include/linux/io.h: In function '__free_ioport_unmap':
>> include/linux/io.h:25:43: error: implicit declaration of function 'ioport_unmap' [-Werror=implicit-function-declaration]
25 | DEFINE_FREE(ioport_unmap, void __iomem *, ioport_unmap(_T));
| ^~~~~~~~~~~~
include/linux/cleanup.h:38:78: note: in definition of macro 'DEFINE_FREE'
38 | static inline void __free_##_name(void *p) { _type _T = *(_type *)p; _free; }
| ^~~~~
net/ipv4/route.c: In function 'ip_rt_send_redirect':
net/ipv4/route.c:880:13: warning: variable 'log_martians' set but not used [-Wunused-but-set-variable]
880 | int log_martians;
| ^~~~~~~~~~~~
cc1: some warnings being treated as errors
..

vim +/ioport_unmap +25 include/linux/io.h

23
24 DEFINE_FREE(iounmap, void __iomem *, iounmap(_T));
> 25 DEFINE_FREE(ioport_unmap, void __iomem *, ioport_unmap(_T));
26

--
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Next message: Huan Yang: "Re: [PATCH 1/2] tracing: mm: multigen-lru: fix mglru trace"
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In reply to: kernel test robot: "Re: [PATCH V4 10/17] linux/io.h: iounmap/ioport_unmap cleanup.h support"
Next in thread: Ilpo Järvinen: "Re: [PATCH V4 10/17] linux/io.h: iounmap/ioport_unmap cleanup.h support"
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