From: kernel test robot <lkp@intel.com>
To: "Fabio M. De Francesco" <fmdefrancesco@gmail.com>
Cc: kbuild-all@lists.01.org,
Linux Memory Management List <linux-mm@kvack.org>,
David Sterba <dsterba@suse.com>
Subject: [linux-next:master 3345/4062] include/linux/highmem-internal.h:203:31: error: passing argument 1 of 'kunmap_flush_on_unmap' discards 'const' qualifier from pointer target type
Date: Thu, 16 Jun 2022 16:58:08 +0800 [thread overview]
Message-ID: <202206161652.aEEuklTk-lkp@intel.com> (raw)
tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
head: c6d7e3b385f19869ab96e9404c92ff1abc34f2c8
commit: 20adc3e8f39ad4ce68795b6d3f9847f45ccd931a [3345/4062] highmem: Make kunmap_{local,atomic}() take pointers to const void
config: parisc-randconfig-r012-20220616 (https://download.01.org/0day-ci/archive/20220616/202206161652.aEEuklTk-lkp@intel.com/config)
compiler: hppa-linux-gcc (GCC) 11.3.0
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/next/linux-next.git/commit/?id=20adc3e8f39ad4ce68795b6d3f9847f45ccd931a
git remote add linux-next https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git
git fetch --no-tags linux-next master
git checkout 20adc3e8f39ad4ce68795b6d3f9847f45ccd931a
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.3.0 make.cross W=1 O=build_dir ARCH=parisc SHELL=/bin/bash drivers/iio/light/ drivers/net/wwan/t7xx/
If you fix the issue, kindly add following tag where applicable
Reported-by: kernel test robot <lkp@intel.com>
All error/warnings (new ones prefixed by >>):
In file included from include/linux/highmem.h:13,
from include/linux/bvec.h:10,
from include/linux/blk_types.h:10,
from include/linux/writeback.h:13,
from include/linux/memcontrol.h:22,
from include/linux/swap.h:9,
from include/linux/suspend.h:5,
from include/linux/regulator/consumer.h:35,
from include/linux/i2c.h:19,
from drivers/iio/light/adjd_s311.c:15:
include/linux/highmem-internal.h: In function '__kunmap_local':
>> include/linux/highmem-internal.h:203:31: warning: passing argument 1 of 'kunmap_flush_on_unmap' discards 'const' qualifier from pointer target type [-Wdiscarded-qualifiers]
203 | kunmap_flush_on_unmap(addr);
| ^~~~
In file included from include/linux/cacheflush.h:5,
from include/linux/highmem.h:8,
from include/linux/bvec.h:10,
from include/linux/blk_types.h:10,
from include/linux/writeback.h:13,
from include/linux/memcontrol.h:22,
from include/linux/swap.h:9,
from include/linux/suspend.h:5,
from include/linux/regulator/consumer.h:35,
from include/linux/i2c.h:19,
from drivers/iio/light/adjd_s311.c:15:
arch/parisc/include/asm/cacheflush.h:78:48: note: expected 'void *' but argument is of type 'const void *'
78 | static inline void kunmap_flush_on_unmap(void *addr)
| ~~~~~~^~~~
In file included from include/linux/highmem.h:13,
from include/linux/bvec.h:10,
from include/linux/blk_types.h:10,
from include/linux/writeback.h:13,
from include/linux/memcontrol.h:22,
from include/linux/swap.h:9,
from include/linux/suspend.h:5,
from include/linux/regulator/consumer.h:35,
from include/linux/i2c.h:19,
from drivers/iio/light/adjd_s311.c:15:
include/linux/highmem-internal.h: In function '__kunmap_atomic':
include/linux/highmem-internal.h:230:31: warning: passing argument 1 of 'kunmap_flush_on_unmap' discards 'const' qualifier from pointer target type [-Wdiscarded-qualifiers]
230 | kunmap_flush_on_unmap(addr);
| ^~~~
In file included from include/linux/cacheflush.h:5,
from include/linux/highmem.h:8,
from include/linux/bvec.h:10,
from include/linux/blk_types.h:10,
from include/linux/writeback.h:13,
from include/linux/memcontrol.h:22,
from include/linux/swap.h:9,
from include/linux/suspend.h:5,
from include/linux/regulator/consumer.h:35,
from include/linux/i2c.h:19,
from drivers/iio/light/adjd_s311.c:15:
arch/parisc/include/asm/cacheflush.h:78:48: note: expected 'void *' but argument is of type 'const void *'
78 | static inline void kunmap_flush_on_unmap(void *addr)
| ~~~~~~^~~~
--
In file included from include/linux/highmem.h:13,
from include/linux/bvec.h:10,
from include/linux/blk_types.h:10,
from include/linux/writeback.h:13,
from include/linux/memcontrol.h:22,
from include/linux/swap.h:9,
from include/linux/suspend.h:5,
from include/linux/regulator/consumer.h:35,
from include/linux/i2c.h:19,
from drivers/iio/light/jsa1212.c:16:
include/linux/highmem-internal.h: In function '__kunmap_local':
>> include/linux/highmem-internal.h:203:31: warning: passing argument 1 of 'kunmap_flush_on_unmap' discards 'const' qualifier from pointer target type [-Wdiscarded-qualifiers]
203 | kunmap_flush_on_unmap(addr);
| ^~~~
In file included from include/linux/cacheflush.h:5,
from include/linux/highmem.h:8,
from include/linux/bvec.h:10,
from include/linux/blk_types.h:10,
from include/linux/writeback.h:13,
from include/linux/memcontrol.h:22,
from include/linux/swap.h:9,
from include/linux/suspend.h:5,
from include/linux/regulator/consumer.h:35,
from include/linux/i2c.h:19,
from drivers/iio/light/jsa1212.c:16:
arch/parisc/include/asm/cacheflush.h:78:48: note: expected 'void *' but argument is of type 'const void *'
78 | static inline void kunmap_flush_on_unmap(void *addr)
| ~~~~~~^~~~
In file included from include/linux/highmem.h:13,
from include/linux/bvec.h:10,
from include/linux/blk_types.h:10,
from include/linux/writeback.h:13,
from include/linux/memcontrol.h:22,
from include/linux/swap.h:9,
from include/linux/suspend.h:5,
from include/linux/regulator/consumer.h:35,
from include/linux/i2c.h:19,
from drivers/iio/light/jsa1212.c:16:
include/linux/highmem-internal.h: In function '__kunmap_atomic':
include/linux/highmem-internal.h:230:31: warning: passing argument 1 of 'kunmap_flush_on_unmap' discards 'const' qualifier from pointer target type [-Wdiscarded-qualifiers]
230 | kunmap_flush_on_unmap(addr);
| ^~~~
In file included from include/linux/cacheflush.h:5,
from include/linux/highmem.h:8,
from include/linux/bvec.h:10,
from include/linux/blk_types.h:10,
from include/linux/writeback.h:13,
from include/linux/memcontrol.h:22,
from include/linux/swap.h:9,
from include/linux/suspend.h:5,
from include/linux/regulator/consumer.h:35,
from include/linux/i2c.h:19,
from drivers/iio/light/jsa1212.c:16:
arch/parisc/include/asm/cacheflush.h:78:48: note: expected 'void *' but argument is of type 'const void *'
78 | static inline void kunmap_flush_on_unmap(void *addr)
| ~~~~~~^~~~
At top level:
drivers/iio/light/jsa1212.c:426:36: warning: 'jsa1212_acpi_match' defined but not used [-Wunused-const-variable=]
426 | static const struct acpi_device_id jsa1212_acpi_match[] = {
| ^~~~~~~~~~~~~~~~~~
--
In file included from include/linux/highmem.h:13,
from include/linux/bvec.h:10,
from include/linux/blk_types.h:10,
from include/linux/writeback.h:13,
from include/linux/memcontrol.h:22,
from include/linux/swap.h:9,
from include/linux/suspend.h:5,
from include/linux/regulator/consumer.h:35,
from include/linux/i2c.h:19,
from drivers/iio/light/ltr501.c:13:
include/linux/highmem-internal.h: In function '__kunmap_local':
>> include/linux/highmem-internal.h:203:31: warning: passing argument 1 of 'kunmap_flush_on_unmap' discards 'const' qualifier from pointer target type [-Wdiscarded-qualifiers]
203 | kunmap_flush_on_unmap(addr);
| ^~~~
In file included from include/linux/cacheflush.h:5,
from include/linux/highmem.h:8,
from include/linux/bvec.h:10,
from include/linux/blk_types.h:10,
from include/linux/writeback.h:13,
from include/linux/memcontrol.h:22,
from include/linux/swap.h:9,
from include/linux/suspend.h:5,
from include/linux/regulator/consumer.h:35,
from include/linux/i2c.h:19,
from drivers/iio/light/ltr501.c:13:
arch/parisc/include/asm/cacheflush.h:78:48: note: expected 'void *' but argument is of type 'const void *'
78 | static inline void kunmap_flush_on_unmap(void *addr)
| ~~~~~~^~~~
In file included from include/linux/highmem.h:13,
from include/linux/bvec.h:10,
from include/linux/blk_types.h:10,
from include/linux/writeback.h:13,
from include/linux/memcontrol.h:22,
from include/linux/swap.h:9,
from include/linux/suspend.h:5,
from include/linux/regulator/consumer.h:35,
from include/linux/i2c.h:19,
from drivers/iio/light/ltr501.c:13:
include/linux/highmem-internal.h: In function '__kunmap_atomic':
include/linux/highmem-internal.h:230:31: warning: passing argument 1 of 'kunmap_flush_on_unmap' discards 'const' qualifier from pointer target type [-Wdiscarded-qualifiers]
230 | kunmap_flush_on_unmap(addr);
| ^~~~
In file included from include/linux/cacheflush.h:5,
from include/linux/highmem.h:8,
from include/linux/bvec.h:10,
from include/linux/blk_types.h:10,
from include/linux/writeback.h:13,
from include/linux/memcontrol.h:22,
from include/linux/swap.h:9,
from include/linux/suspend.h:5,
from include/linux/regulator/consumer.h:35,
from include/linux/i2c.h:19,
from drivers/iio/light/ltr501.c:13:
arch/parisc/include/asm/cacheflush.h:78:48: note: expected 'void *' but argument is of type 'const void *'
78 | static inline void kunmap_flush_on_unmap(void *addr)
| ~~~~~~^~~~
At top level:
drivers/iio/light/ltr501.c:1632:36: warning: 'ltr_acpi_match' defined but not used [-Wunused-const-variable=]
1632 | static const struct acpi_device_id ltr_acpi_match[] = {
| ^~~~~~~~~~~~~~
--
In file included from include/linux/highmem.h:13,
from include/linux/bvec.h:10,
from include/linux/blk_types.h:10,
from include/linux/writeback.h:13,
from include/linux/memcontrol.h:22,
from include/linux/swap.h:9,
from include/linux/suspend.h:5,
from include/linux/regulator/consumer.h:35,
from include/linux/i2c.h:19,
from drivers/iio/light/rpr0521.c:14:
include/linux/highmem-internal.h: In function '__kunmap_local':
>> include/linux/highmem-internal.h:203:31: warning: passing argument 1 of 'kunmap_flush_on_unmap' discards 'const' qualifier from pointer target type [-Wdiscarded-qualifiers]
203 | kunmap_flush_on_unmap(addr);
| ^~~~
In file included from include/linux/cacheflush.h:5,
from include/linux/highmem.h:8,
from include/linux/bvec.h:10,
from include/linux/blk_types.h:10,
from include/linux/writeback.h:13,
from include/linux/memcontrol.h:22,
from include/linux/swap.h:9,
from include/linux/suspend.h:5,
from include/linux/regulator/consumer.h:35,
from include/linux/i2c.h:19,
from drivers/iio/light/rpr0521.c:14:
arch/parisc/include/asm/cacheflush.h:78:48: note: expected 'void *' but argument is of type 'const void *'
78 | static inline void kunmap_flush_on_unmap(void *addr)
| ~~~~~~^~~~
In file included from include/linux/highmem.h:13,
from include/linux/bvec.h:10,
from include/linux/blk_types.h:10,
from include/linux/writeback.h:13,
from include/linux/memcontrol.h:22,
from include/linux/swap.h:9,
from include/linux/suspend.h:5,
from include/linux/regulator/consumer.h:35,
from include/linux/i2c.h:19,
from drivers/iio/light/rpr0521.c:14:
include/linux/highmem-internal.h: In function '__kunmap_atomic':
include/linux/highmem-internal.h:230:31: warning: passing argument 1 of 'kunmap_flush_on_unmap' discards 'const' qualifier from pointer target type [-Wdiscarded-qualifiers]
230 | kunmap_flush_on_unmap(addr);
| ^~~~
In file included from include/linux/cacheflush.h:5,
from include/linux/highmem.h:8,
from include/linux/bvec.h:10,
from include/linux/blk_types.h:10,
from include/linux/writeback.h:13,
from include/linux/memcontrol.h:22,
from include/linux/swap.h:9,
from include/linux/suspend.h:5,
from include/linux/regulator/consumer.h:35,
from include/linux/i2c.h:19,
from drivers/iio/light/rpr0521.c:14:
arch/parisc/include/asm/cacheflush.h:78:48: note: expected 'void *' but argument is of type 'const void *'
78 | static inline void kunmap_flush_on_unmap(void *addr)
| ~~~~~~^~~~
At top level:
drivers/iio/light/rpr0521.c:1108:36: warning: 'rpr0521_acpi_match' defined but not used [-Wunused-const-variable=]
1108 | static const struct acpi_device_id rpr0521_acpi_match[] = {
| ^~~~~~~~~~~~~~~~~~
--
In file included from include/linux/highmem.h:13,
from include/linux/bvec.h:10,
from include/linux/blk_types.h:10,
from include/linux/writeback.h:13,
from include/linux/memcontrol.h:22,
from include/linux/swap.h:9,
from include/linux/suspend.h:5,
from include/linux/regulator/consumer.h:35,
from include/linux/i2c.h:19,
from drivers/iio/light/stk3310.c:11:
include/linux/highmem-internal.h: In function '__kunmap_local':
>> include/linux/highmem-internal.h:203:31: warning: passing argument 1 of 'kunmap_flush_on_unmap' discards 'const' qualifier from pointer target type [-Wdiscarded-qualifiers]
203 | kunmap_flush_on_unmap(addr);
| ^~~~
In file included from include/linux/cacheflush.h:5,
from include/linux/highmem.h:8,
from include/linux/bvec.h:10,
from include/linux/blk_types.h:10,
from include/linux/writeback.h:13,
from include/linux/memcontrol.h:22,
from include/linux/swap.h:9,
from include/linux/suspend.h:5,
from include/linux/regulator/consumer.h:35,
from include/linux/i2c.h:19,
from drivers/iio/light/stk3310.c:11:
arch/parisc/include/asm/cacheflush.h:78:48: note: expected 'void *' but argument is of type 'const void *'
78 | static inline void kunmap_flush_on_unmap(void *addr)
| ~~~~~~^~~~
In file included from include/linux/highmem.h:13,
from include/linux/bvec.h:10,
from include/linux/blk_types.h:10,
from include/linux/writeback.h:13,
from include/linux/memcontrol.h:22,
from include/linux/swap.h:9,
from include/linux/suspend.h:5,
from include/linux/regulator/consumer.h:35,
from include/linux/i2c.h:19,
from drivers/iio/light/stk3310.c:11:
include/linux/highmem-internal.h: In function '__kunmap_atomic':
include/linux/highmem-internal.h:230:31: warning: passing argument 1 of 'kunmap_flush_on_unmap' discards 'const' qualifier from pointer target type [-Wdiscarded-qualifiers]
230 | kunmap_flush_on_unmap(addr);
| ^~~~
In file included from include/linux/cacheflush.h:5,
from include/linux/highmem.h:8,
from include/linux/bvec.h:10,
from include/linux/blk_types.h:10,
from include/linux/writeback.h:13,
from include/linux/memcontrol.h:22,
from include/linux/swap.h:9,
from include/linux/suspend.h:5,
from include/linux/regulator/consumer.h:35,
from include/linux/i2c.h:19,
from drivers/iio/light/stk3310.c:11:
arch/parisc/include/asm/cacheflush.h:78:48: note: expected 'void *' but argument is of type 'const void *'
78 | static inline void kunmap_flush_on_unmap(void *addr)
| ~~~~~~^~~~
At top level:
drivers/iio/light/stk3310.c:694:36: warning: 'stk3310_acpi_id' defined but not used [-Wunused-const-variable=]
694 | static const struct acpi_device_id stk3310_acpi_id[] = {
| ^~~~~~~~~~~~~~~
..
vim +203 include/linux/highmem-internal.h
f3ba3c710ac5a3 Thomas Gleixner 2020-11-18 199
20adc3e8f39ad4 Fabio M. De Francesco 2022-06-15 200 static inline void __kunmap_local(const void *addr)
f3ba3c710ac5a3 Thomas Gleixner 2020-11-18 201 {
f3ba3c710ac5a3 Thomas Gleixner 2020-11-18 202 #ifdef ARCH_HAS_FLUSH_ON_KUNMAP
f3ba3c710ac5a3 Thomas Gleixner 2020-11-18 @203 kunmap_flush_on_unmap(addr);
f3ba3c710ac5a3 Thomas Gleixner 2020-11-18 204 #endif
f3ba3c710ac5a3 Thomas Gleixner 2020-11-18 205 }
f3ba3c710ac5a3 Thomas Gleixner 2020-11-18 206
:::::: The code at line 203 was first introduced by commit
:::::: f3ba3c710ac5a30cd058615a9eb62d2ad95bb782 mm/highmem: Provide kmap_local*
:::::: TO: Thomas Gleixner <tglx@linutronix.de>
:::::: CC: Thomas Gleixner <tglx@linutronix.de>
--
0-DAY CI Kernel Test Service
https://01.org/lkp
next reply other threads:[~2022-06-16 8:59 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-06-16 8:58 kernel test robot [this message]
2022-06-16 13:12 ` David Sterba
2022-06-16 14:10 ` Fabio M. De Francesco
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