* [thomas-weissschuh:b4/b4-sysfs-const-bin_attr-cb 106/107] drivers/s390/cio/chp.c:157:26: error: initialization of 'ssize_t (*)(struct file *, struct kobject *, const struct bin_attribute *, char *, loff_t, size_t)' {aka 'long int (*)(struct file *, struct kobject *, const struct bin_attribute *, char *, long lo...
@ 2024-12-22 23:25 kernel test robot
0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2024-12-22 23:25 UTC (permalink / raw)
To: Thomas Weißschuh; +Cc: oe-kbuild-all
tree: https://git.kernel.org/pub/scm/linux/kernel/git/thomas.weissschuh/linux.git b4/b4-sysfs-const-bin_attr-cb
head: 8db3706541f19807373f27aa92d17a30c7092993
commit: dd1c32ee4842fb19b7fc433388b5e6071e135440 [106/107] read/write
config: s390-randconfig-002-20241223 (https://download.01.org/0day-ci/archive/20241223/202412230708.txWWTehv-lkp@intel.com/config)
compiler: s390-linux-gcc (GCC) 14.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241223/202412230708.txWWTehv-lkp@intel.com/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@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202412230708.txWWTehv-lkp@intel.com/
All errors (new ones prefixed by >>):
In file included from include/linux/kobject.h:20,
from include/linux/energy_model.h:7,
from include/linux/device.h:16,
from drivers/s390/cio/cio.h:6,
from drivers/s390/cio/chp.c:24:
>> drivers/s390/cio/chp.c:157:26: error: initialization of 'ssize_t (*)(struct file *, struct kobject *, const struct bin_attribute *, char *, loff_t, size_t)' {aka 'long int (*)(struct file *, struct kobject *, const struct bin_attribute *, char *, long long int, long unsigned int)'} from incompatible pointer type 'ssize_t (*)(struct file *, struct kobject *, struct bin_attribute *, char *, loff_t, size_t)' {aka 'long int (*)(struct file *, struct kobject *, struct bin_attribute *, char *, long long int, long unsigned int)'} [-Wincompatible-pointer-types]
157 | static BIN_ATTR_ADMIN_RO(measurement_chars_full, sizeof(struct cmg_cmcb));
| ^~~~~~~~~~~~~~~~~~~~~~
include/linux/sysfs.h:338:17: note: in definition of macro '__BIN_ATTR'
338 | .read = _read, \
| ^~~~~
include/linux/sysfs.h:378:41: note: in expansion of macro '__BIN_ATTR_ADMIN_RO'
378 | struct bin_attribute bin_attr_##_name = __BIN_ATTR_ADMIN_RO(_name, _size)
| ^~~~~~~~~~~~~~~~~~~
drivers/s390/cio/chp.c:157:8: note: in expansion of macro 'BIN_ATTR_ADMIN_RO'
157 | static BIN_ATTR_ADMIN_RO(measurement_chars_full, sizeof(struct cmg_cmcb));
| ^~~~~~~~~~~~~~~~~
drivers/s390/cio/chp.c:157:26: note: (near initialization for 'bin_attr_measurement_chars_full.read')
157 | static BIN_ATTR_ADMIN_RO(measurement_chars_full, sizeof(struct cmg_cmcb));
| ^~~~~~~~~~~~~~~~~~~~~~
include/linux/sysfs.h:338:17: note: in definition of macro '__BIN_ATTR'
338 | .read = _read, \
| ^~~~~
include/linux/sysfs.h:378:41: note: in expansion of macro '__BIN_ATTR_ADMIN_RO'
378 | struct bin_attribute bin_attr_##_name = __BIN_ATTR_ADMIN_RO(_name, _size)
| ^~~~~~~~~~~~~~~~~~~
drivers/s390/cio/chp.c:157:8: note: in expansion of macro 'BIN_ATTR_ADMIN_RO'
157 | static BIN_ATTR_ADMIN_RO(measurement_chars_full, sizeof(struct cmg_cmcb));
| ^~~~~~~~~~~~~~~~~
drivers/s390/cio/chp.c:221:22: error: initialization of 'struct bin_attribute **' from incompatible pointer type 'const struct bin_attribute * const*' [-Wincompatible-pointer-types]
221 | BIN_ATTRIBUTE_GROUPS(measurement);
| ^~~~~~~~~~~
include/linux/sysfs.h:296:22: note: in definition of macro 'BIN_ATTRIBUTE_GROUPS'
296 | .bin_attrs = _name##_attrs, \
| ^~~~~
drivers/s390/cio/chp.c:221:22: note: (near initialization for 'measurement_group.<anonymous>.bin_attrs')
221 | BIN_ATTRIBUTE_GROUPS(measurement);
| ^~~~~~~~~~~
include/linux/sysfs.h:296:22: note: in definition of macro 'BIN_ATTRIBUTE_GROUPS'
296 | .bin_attrs = _name##_attrs, \
| ^~~~~
vim +157 drivers/s390/cio/chp.c
e6b6e10ac1de11 Peter Oberparleiter 2007-04-27 146
2f4b3b83b8c6e7 Peter Oberparleiter 2024-11-07 147 static ssize_t measurement_chars_full_read(struct file *filp,
2f4b3b83b8c6e7 Peter Oberparleiter 2024-11-07 148 struct kobject *kobj,
2f4b3b83b8c6e7 Peter Oberparleiter 2024-11-07 149 struct bin_attribute *bin_attr,
2f4b3b83b8c6e7 Peter Oberparleiter 2024-11-07 150 char *buf, loff_t off, size_t count)
2f4b3b83b8c6e7 Peter Oberparleiter 2024-11-07 151 {
2f4b3b83b8c6e7 Peter Oberparleiter 2024-11-07 152 struct channel_path *chp = to_channelpath(kobj_to_dev(kobj));
2f4b3b83b8c6e7 Peter Oberparleiter 2024-11-07 153
2f4b3b83b8c6e7 Peter Oberparleiter 2024-11-07 154 return memory_read_from_buffer(buf, count, &off, &chp->cmcb,
2f4b3b83b8c6e7 Peter Oberparleiter 2024-11-07 155 sizeof(chp->cmcb));
2f4b3b83b8c6e7 Peter Oberparleiter 2024-11-07 156 }
2f4b3b83b8c6e7 Peter Oberparleiter 2024-11-07 @157 static BIN_ATTR_ADMIN_RO(measurement_chars_full, sizeof(struct cmg_cmcb));
2f4b3b83b8c6e7 Peter Oberparleiter 2024-11-07 158
:::::: The code at line 157 was first introduced by commit
:::::: 2f4b3b83b8c6e798a2e581521f00933d0f9ec777 s390/cio: Externalize full CMG characteristics
:::::: TO: Peter Oberparleiter <oberpar@linux.ibm.com>
:::::: CC: Heiko Carstens <hca@linux.ibm.com>
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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2024-12-22 23:25 [thomas-weissschuh:b4/b4-sysfs-const-bin_attr-cb 106/107] drivers/s390/cio/chp.c:157:26: error: initialization of 'ssize_t (*)(struct file *, struct kobject *, const struct bin_attribute *, char *, loff_t, size_t)' {aka 'long int (*)(struct file *, struct kobject *, const struct bin_attribute *, char *, long lo kernel test robot
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