Message ID | 20210119220653.677750-1-alexandre.belloni@bootlin.com |
---|---|
State | Superseded |
Headers | show |
Series | [01/14] rtc: ac100: use rtc_lock/rtc_unlock | expand |
Hi Alexandre,
I love your patch! Yet something to improve:
[auto build test ERROR on abelloni/rtc-next]
[also build test ERROR on stm32/stm32-next linux/master linus/master v5.11-rc4 next-20210120]
[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/Alexandre-Belloni/rtc-ac100-use-rtc_lock-rtc_unlock/20210120-172843
base: https://git.kernel.org/pub/scm/linux/kernel/git/abelloni/linux.git rtc-next
config: arm-sunxi_defconfig (attached as .config)
compiler: arm-linux-gnueabi-gcc (GCC) 9.3.0
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://github.com/0day-ci/linux/commit/b6052366a7328ef9db6ad0d0fc7ea94e542a6f05
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review Alexandre-Belloni/rtc-ac100-use-rtc_lock-rtc_unlock/20210120-172843
git checkout b6052366a7328ef9db6ad0d0fc7ea94e542a6f05
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=arm
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
All errors (new ones prefixed by >>):
In file included from drivers/rtc/rtc-ac100.c:21:
drivers/rtc/rtc-ac100.c: In function 'ac100_rtc_irq':
>> include/linux/rtc.h:165:32: error: lvalue required as unary '&' operand
165 | #define rtc_lock(d) mutex_lock(&d->ops_lock)
| ^
drivers/rtc/rtc-ac100.c:531:2: note: in expansion of macro 'rtc_lock'
531 | rtc_lock(&chip->rtc);
| ^~~~~~~~
include/linux/rtc.h:166:36: error: lvalue required as unary '&' operand
166 | #define rtc_unlock(d) mutex_unlock(&d->ops_lock)
| ^
drivers/rtc/rtc-ac100.c:554:2: note: in expansion of macro 'rtc_unlock'
554 | rtc_unlock(&chip->rtc);
| ^~~~~~~~~~
vim +165 include/linux/rtc.h
0c86edc0d4970649 Alessandro Zummo 2006-03-27 164
ae48668843382593 Alexandre Belloni 2019-10-19 @165 #define rtc_lock(d) mutex_lock(&d->ops_lock)
ae48668843382593 Alexandre Belloni 2019-10-19 166 #define rtc_unlock(d) mutex_unlock(&d->ops_lock)
ae48668843382593 Alexandre Belloni 2019-10-19 167
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
diff --git a/drivers/rtc/rtc-ac100.c b/drivers/rtc/rtc-ac100.c index 1ddbef99e38f..92f690542ad2 100644 --- a/drivers/rtc/rtc-ac100.c +++ b/drivers/rtc/rtc-ac100.c @@ -528,7 +528,7 @@ static irqreturn_t ac100_rtc_irq(int irq, void *data) unsigned int val = 0; int ret; - mutex_lock(&chip->rtc->ops_lock); + rtc_lock(&chip->rtc); /* read status */ ret = regmap_read(regmap, AC100_ALM_INT_STA, &val); @@ -551,7 +551,7 @@ static irqreturn_t ac100_rtc_irq(int irq, void *data) } out: - mutex_unlock(&chip->rtc->ops_lock); + rtc_unlock(&chip->rtc); return IRQ_HANDLED; }
Avoid accessing directly rtc->ops_lock and use the RTC core helpers. Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com> --- drivers/rtc/rtc-ac100.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)