tree: https://git.kernel.org/pub/scm/linux/kernel/git/abelloni/linux.git rtc-next head: 4c6106406eb18a5aded19540c4b50d262717b959 commit: 524bc1fcaae8e2bc7d1b5a9b42588642bc3ff777 [21/27] rtc: sun6i: Add some locking config: arm64-defconfig (attached as .config) compiler: aarch64-linux-gnu-gcc (Debian 6.1.1-9) 6.1.1 20160705 reproduce: wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross git checkout 524bc1fcaae8e2bc7d1b5a9b42588642bc3ff777 # save the attached .config to linux build tree make.cross ARCH=arm64
Note: the abelloni/rtc-next HEAD 4c6106406eb18a5aded19540c4b50d262717b959
builds fine.
It only hurts bisectibility.
All errors (new ones prefixed by >>):
In file included from include/linux/wait.h:8:0,
from include/linux/fs.h:5,
from drivers/rtc/rtc-sun6i.c:25:
drivers/rtc/rtc-sun6i.c: In function 'sun6i_rtc_probe':
>> drivers/rtc/rtc-sun6i.c:371:18: error: 'rtc' undeclared (first use in this
>> function)
spin_lock_init(&rtc->lock);
^
include/linux/spinlock.h:296:17: note: in definition of macro
'spin_lock_init'
spinlock_check(_lock); \
^~~~~
drivers/rtc/rtc-sun6i.c:371:18: note: each undeclared identifier is reported
only once for each function it appears in
spin_lock_init(&rtc->lock);
^
include/linux/spinlock.h:296:17: note: in definition of macro
'spin_lock_init'
spinlock_check(_lock); \
^~~~~
vim +/rtc +371 drivers/rtc/rtc-sun6i.c
365 struct resource *res;
366 int ret;
367
368 chip = devm_kzalloc(&pdev->dev, sizeof(*chip), GFP_KERNEL);
369 if (!chip)
370 return -ENOMEM;
> 371 spin_lock_init(&rtc->lock);
372
373 platform_set_drvdata(pdev, chip);
374 chip->dev = &pdev->dev;
---
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https://lists.01.org/pipermail/kbuild-all Intel Corporation
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