Re: [PATCH] ACPI: power: Drop name from struct acpi_power_resource

From: kernel test robot
Date: Wed Aug 25 2021 - 19:51:42 EST


Hi "Rafael,

I love your patch! Yet something to improve:

[auto build test ERROR on pm/linux-next]
[also build test ERROR on v5.14-rc7 next-20210825]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]

url: https://github.com/0day-ci/linux/commits/Rafael-J-Wysocki/ACPI-power-Drop-name-from-struct-acpi_power_resource/20210826-023528
base: https://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm.git linux-next
config: x86_64-randconfig-c022-20210825 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
reproduce (this is a W=1 build):
# https://github.com/0day-ci/linux/commit/f95f6be28951e9fbbe4b8945bf807660e8d4b388
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review Rafael-J-Wysocki/ACPI-power-Drop-name-from-struct-acpi_power_resource/20210826-023528
git checkout f95f6be28951e9fbbe4b8945bf807660e8d4b388
# save the attached .config to linux build tree
mkdir build_dir
make W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash drivers/

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/printk.h:456,
from include/linux/kernel.h:19,
from drivers/acpi/power.c:26:
drivers/acpi/power.c: In function '__acpi_power_on':
>> drivers/acpi/power.c:375:54: error: 'struct acpi_power_resource' has no member named 'name'
375 | pr_debug("Power resource [%s] turned on\n", resource->name);
| ^~
include/linux/dynamic_debug.h:134:15: note: in definition of macro '__dynamic_func_call'
134 | func(&id, ##__VA_ARGS__); \
| ^~~~~~~~~~~
include/linux/dynamic_debug.h:162:2: note: in expansion of macro '_dynamic_func_call'
162 | _dynamic_func_call(fmt, __dynamic_pr_debug, \
| ^~~~~~~~~~~~~~~~~~
include/linux/printk.h:471:2: note: in expansion of macro 'dynamic_pr_debug'
471 | dynamic_pr_debug(fmt, ##__VA_ARGS__)
| ^~~~~~~~~~~~~~~~
drivers/acpi/power.c:375:2: note: in expansion of macro 'pr_debug'
375 | pr_debug("Power resource [%s] turned on\n", resource->name);
| ^~~~~~~~
drivers/acpi/power.c: In function 'acpi_power_on_unlocked':
drivers/acpi/power.c:400:56: error: 'struct acpi_power_resource' has no member named 'name'
400 | pr_debug("Power resource [%s] already on\n", resource->name);
| ^~
include/linux/dynamic_debug.h:134:15: note: in definition of macro '__dynamic_func_call'
134 | func(&id, ##__VA_ARGS__); \
| ^~~~~~~~~~~
include/linux/dynamic_debug.h:162:2: note: in expansion of macro '_dynamic_func_call'
162 | _dynamic_func_call(fmt, __dynamic_pr_debug, \
| ^~~~~~~~~~~~~~~~~~
include/linux/printk.h:471:2: note: in expansion of macro 'dynamic_pr_debug'
471 | dynamic_pr_debug(fmt, ##__VA_ARGS__)
| ^~~~~~~~~~~~~~~~
drivers/acpi/power.c:400:3: note: in expansion of macro 'pr_debug'
400 | pr_debug("Power resource [%s] already on\n", resource->name);
| ^~~~~~~~
drivers/acpi/power.c: In function '__acpi_power_off':
drivers/acpi/power.c:432:55: error: 'struct acpi_power_resource' has no member named 'name'
432 | pr_debug("Power resource [%s] turned off\n", resource->name);
| ^~
include/linux/dynamic_debug.h:134:15: note: in definition of macro '__dynamic_func_call'
134 | func(&id, ##__VA_ARGS__); \
| ^~~~~~~~~~~
include/linux/dynamic_debug.h:162:2: note: in expansion of macro '_dynamic_func_call'
162 | _dynamic_func_call(fmt, __dynamic_pr_debug, \
| ^~~~~~~~~~~~~~~~~~
include/linux/printk.h:471:2: note: in expansion of macro 'dynamic_pr_debug'
471 | dynamic_pr_debug(fmt, ##__VA_ARGS__)
| ^~~~~~~~~~~~~~~~
drivers/acpi/power.c:432:2: note: in expansion of macro 'pr_debug'
432 | pr_debug("Power resource [%s] turned off\n", resource->name);
| ^~~~~~~~
drivers/acpi/power.c: In function 'acpi_power_off_unlocked':
drivers/acpi/power.c:442:57: error: 'struct acpi_power_resource' has no member named 'name'
442 | pr_debug("Power resource [%s] already off\n", resource->name);
| ^~
include/linux/dynamic_debug.h:134:15: note: in definition of macro '__dynamic_func_call'
134 | func(&id, ##__VA_ARGS__); \
| ^~~~~~~~~~~
include/linux/dynamic_debug.h:162:2: note: in expansion of macro '_dynamic_func_call'
162 | _dynamic_func_call(fmt, __dynamic_pr_debug, \
| ^~~~~~~~~~~~~~~~~~
include/linux/printk.h:471:2: note: in expansion of macro 'dynamic_pr_debug'
471 | dynamic_pr_debug(fmt, ##__VA_ARGS__)
| ^~~~~~~~~~~~~~~~
drivers/acpi/power.c:442:3: note: in expansion of macro 'pr_debug'
442 | pr_debug("Power resource [%s] already off\n", resource->name);
| ^~~~~~~~
drivers/acpi/power.c:447:58: error: 'struct acpi_power_resource' has no member named 'name'
447 | pr_debug("Power resource [%s] still in use\n", resource->name);
| ^~
include/linux/dynamic_debug.h:134:15: note: in definition of macro '__dynamic_func_call'
134 | func(&id, ##__VA_ARGS__); \
| ^~~~~~~~~~~
include/linux/dynamic_debug.h:162:2: note: in expansion of macro '_dynamic_func_call'
162 | _dynamic_func_call(fmt, __dynamic_pr_debug, \
| ^~~~~~~~~~~~~~~~~~
include/linux/printk.h:471:2: note: in expansion of macro 'dynamic_pr_debug'
471 | dynamic_pr_debug(fmt, ##__VA_ARGS__)
| ^~~~~~~~~~~~~~~~
drivers/acpi/power.c:447:3: note: in expansion of macro 'pr_debug'
447 | pr_debug("Power resource [%s] still in use\n", resource->name);
| ^~~~~~~~


vim +375 drivers/acpi/power.c

4533771c1e53b9 Mika Westerberg 2019-06-25 361
3e384ee6c687cb Rafael J. Wysocki 2010-10-22 362 static int __acpi_power_on(struct acpi_power_resource *resource)
^1da177e4c3f41 Linus Torvalds 2005-04-16 363 {
4533771c1e53b9 Mika Westerberg 2019-06-25 364 struct acpi_power_dependent_device *dep;
^1da177e4c3f41 Linus Torvalds 2005-04-16 365 acpi_status status = AE_OK;
^1da177e4c3f41 Linus Torvalds 2005-04-16 366
82c7d5efaadf99 Rafael J. Wysocki 2013-01-17 367 status = acpi_evaluate_object(resource->device.handle, "_ON", NULL, NULL);
ca84f18798a457 Rafael J. Wysocki 2021-05-24 368 if (ACPI_FAILURE(status)) {
ca84f18798a457 Rafael J. Wysocki 2021-05-24 369 resource->state = ACPI_POWER_RESOURCE_STATE_UNKNOWN;
3e384ee6c687cb Rafael J. Wysocki 2010-10-22 370 return -ENODEV;
ca84f18798a457 Rafael J. Wysocki 2021-05-24 371 }
ca84f18798a457 Rafael J. Wysocki 2021-05-24 372
ca84f18798a457 Rafael J. Wysocki 2021-05-24 373 resource->state = ACPI_POWER_RESOURCE_STATE_ON;
3e384ee6c687cb Rafael J. Wysocki 2010-10-22 374
56ce8339d41bf6 Rafael J. Wysocki 2021-01-20 @375 pr_debug("Power resource [%s] turned on\n", resource->name);
3e384ee6c687cb Rafael J. Wysocki 2010-10-22 376
4533771c1e53b9 Mika Westerberg 2019-06-25 377 /*
4533771c1e53b9 Mika Westerberg 2019-06-25 378 * If there are other dependents on this power resource we need to
4533771c1e53b9 Mika Westerberg 2019-06-25 379 * resume them now so that their drivers can re-initialize the
4533771c1e53b9 Mika Westerberg 2019-06-25 380 * hardware properly after it went back to D0.
4533771c1e53b9 Mika Westerberg 2019-06-25 381 */
4533771c1e53b9 Mika Westerberg 2019-06-25 382 if (list_empty(&resource->dependents) ||
4533771c1e53b9 Mika Westerberg 2019-06-25 383 list_is_singular(&resource->dependents))
4533771c1e53b9 Mika Westerberg 2019-06-25 384 return 0;
4533771c1e53b9 Mika Westerberg 2019-06-25 385
4533771c1e53b9 Mika Westerberg 2019-06-25 386 list_for_each_entry(dep, &resource->dependents, node) {
4533771c1e53b9 Mika Westerberg 2019-06-25 387 dev_dbg(dep->dev, "runtime resuming because [%s] turned on\n",
f95f6be28951e9 Rafael J. Wysocki 2021-08-25 388 resource_dev_name(resource));
4533771c1e53b9 Mika Westerberg 2019-06-25 389 pm_request_resume(dep->dev);
4533771c1e53b9 Mika Westerberg 2019-06-25 390 }
4533771c1e53b9 Mika Westerberg 2019-06-25 391
3e384ee6c687cb Rafael J. Wysocki 2010-10-22 392 return 0;
3e384ee6c687cb Rafael J. Wysocki 2010-10-22 393 }
3e384ee6c687cb Rafael J. Wysocki 2010-10-22 394

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