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Message-ID: <201805261718.qrBlBpkP%fengguang.wu@intel.com>
Date: Sat, 26 May 2018 17:26:55 +0800
From: kbuild test robot <lkp@...el.com>
To: Peter Rosin <peda@...ntia.se>
Cc: kbuild-all@...org, linux-kernel@...r.kernel.org,
Peter Rosin <peda@...ntia.se>,
Wolfram Sang <wsa@...-dreams.de>,
Peter Zijlstra <peterz@...radead.org>,
Ingo Molnar <mingo@...hat.com>,
Will Deacon <will.deacon@....com>,
Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
Andrew Morton <akpm@...ux-foundation.org>,
Davidlohr Bueso <dave@...olabs.net>, linux-i2c@...r.kernel.org,
Peter Chang <dpf@...gle.com>,
Deepa Dinamani <deepadinamani@...gle.com>,
John Sperbeck <jsperbeck@...gle.com>
Subject: Re: [PATCH 1/2] rtmutex: allow specifying a subclass for nested
locking
Hi Peter,
I love your patch! Perhaps something to improve:
[auto build test WARNING on linus/master]
[also build test WARNING on v4.17-rc6]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]
url: https://github.com/0day-ci/linux/commits/Peter-Rosin/rtmutex-allow-specifying-a-subclass-for-nested-locking/20180526-140421
reproduce:
# apt-get install sparse
make ARCH=x86_64 allmodconfig
make C=1 CF=-D__CHECK_ENDIAN__
sparse warnings: (new ones prefixed by >>)
kernel/locking/locktorture.c:444:9: sparse: undefined identifier 'rt_mutex_lock'
kernel/locking/locktorture.c:586:6: sparse: symbol 'torture_percpu_rwsem_init' was not declared. Should it be static?
kernel/locking/locktorture.c:331:12: sparse: context imbalance in 'torture_mutex_lock' - wrong count at exit
kernel/locking/locktorture.c:351:13: sparse: context imbalance in 'torture_mutex_unlock' - wrong count at exit
kernel/locking/locktorture.c:373:12: sparse: context imbalance in 'torture_ww_mutex_lock' - wrong count at exit
kernel/locking/locktorture.c:418:13: sparse: context imbalance in 'torture_ww_mutex_unlock' - wrong count at exit
>> kernel/locking/locktorture.c:444:22: sparse: call with no type!
kernel/locking/locktorture.c:442:12: sparse: context imbalance in 'torture_rtmutex_lock' - wrong count at exit
kernel/locking/locktorture.c:504:13: sparse: context imbalance in 'torture_rtmutex_unlock' - wrong count at exit
kernel/locking/locktorture.c:522:12: sparse: context imbalance in 'torture_rwsem_down_write' - wrong count at exit
kernel/locking/locktorture.c:542:13: sparse: context imbalance in 'torture_rwsem_up_write' - wrong count at exit
kernel/locking/locktorture.c:547:12: sparse: context imbalance in 'torture_rwsem_down_read' - wrong count at exit
kernel/locking/locktorture.c:567:13: sparse: context imbalance in 'torture_rwsem_up_read' - wrong count at exit
kernel/locking/locktorture.c:591:12: sparse: context imbalance in 'torture_percpu_rwsem_down_write' - wrong count at exit
kernel/locking/locktorture.c:597:13: sparse: context imbalance in 'torture_percpu_rwsem_up_write' - wrong count at exit
include/linux/percpu-rwsem.h:50:9: sparse: context imbalance in 'torture_percpu_rwsem_down_read' - wrong count at exit
include/linux/percpu-rwsem.h:100:9: sparse: context imbalance in 'torture_percpu_rwsem_up_read' - wrong count at exit
kernel/locking/locktorture.c: In function 'torture_rtmutex_lock':
kernel/locking/locktorture.c:444:2: error: implicit declaration of function 'rt_mutex_lock'; did you mean 'ww_mutex_lock'? [-Werror=implicit-function-declaration]
rt_mutex_lock(&torture_rtmutex);
^~~~~~~~~~~~~
ww_mutex_lock
cc1: some warnings being treated as errors
--
drivers/staging/media/atomisp/pci/atomisp2/atomisp_compat_css20.c:4225:9: sparse: undefined identifier 'rt_mutex_lock'
>> drivers/staging/media/atomisp/pci/atomisp2/atomisp_compat_css20.c:4225:22: sparse: call with no type!
drivers/staging/media/atomisp/pci/atomisp2/atomisp_compat_css20.c: In function 'atomisp_css_wait_acc_finish':
drivers/staging/media/atomisp/pci/atomisp2/atomisp_compat_css20.c:4225:2: error: implicit declaration of function 'rt_mutex_lock'; did you mean 'rt_mutex_unlock'? [-Werror=implicit-function-declaration]
rt_mutex_lock(&isp->mutex);
^~~~~~~~~~~~~
rt_mutex_unlock
cc1: some warnings being treated as errors
--
drivers/staging/media/atomisp/pci/atomisp2/atomisp_fops.c:774:9: sparse: undefined identifier 'rt_mutex_lock'
drivers/staging/media/atomisp/pci/atomisp2/atomisp_fops.c:910:9: sparse: undefined identifier 'rt_mutex_lock'
drivers/staging/media/atomisp/pci/atomisp2/atomisp_fops.c:1174:9: sparse: undefined identifier 'rt_mutex_lock'
drivers/staging/media/atomisp/pci/atomisp2/atomisp_fops.c:1265:9: sparse: undefined identifier 'rt_mutex_lock'
>> drivers/staging/media/atomisp/pci/atomisp2/atomisp_fops.c:774:22: sparse: call with no type!
drivers/staging/media/atomisp/pci/atomisp2/atomisp_fops.c:910:22: sparse: call with no type!
drivers/staging/media/atomisp/pci/atomisp2/atomisp_fops.c:1174:22: sparse: call with no type!
drivers/staging/media/atomisp/pci/atomisp2/atomisp_fops.c:1265:22: sparse: call with no type!
drivers/staging/media/atomisp/pci/atomisp2/atomisp_fops.c: In function 'atomisp_open':
drivers/staging/media/atomisp/pci/atomisp2/atomisp_fops.c:774:2: error: implicit declaration of function 'rt_mutex_lock'; did you mean 'rt_mutex_unlock'? [-Werror=implicit-function-declaration]
rt_mutex_lock(&isp->mutex);
^~~~~~~~~~~~~
rt_mutex_unlock
cc1: some warnings being treated as errors
--
drivers/staging/media/atomisp/pci/atomisp2/atomisp_ioctl.c:663:9: sparse: undefined identifier 'rt_mutex_lock'
drivers/staging/media/atomisp/pci/atomisp2/atomisp_ioctl.c:680:9: sparse: undefined identifier 'rt_mutex_lock'
drivers/staging/media/atomisp/pci/atomisp2/atomisp_ioctl.c:781:9: sparse: undefined identifier 'rt_mutex_lock'
drivers/staging/media/atomisp/pci/atomisp2/atomisp_ioctl.c:829:9: sparse: undefined identifier 'rt_mutex_lock'
drivers/staging/media/atomisp/pci/atomisp2/atomisp_ioctl.c:842:9: sparse: undefined identifier 'rt_mutex_lock'
drivers/staging/media/atomisp/pci/atomisp2/atomisp_ioctl.c:857:9: sparse: undefined identifier 'rt_mutex_lock'
drivers/staging/media/atomisp/pci/atomisp2/atomisp_ioctl.c:870:9: sparse: undefined identifier 'rt_mutex_lock'
drivers/staging/media/atomisp/pci/atomisp2/atomisp_ioctl.c:888:9: sparse: undefined identifier 'rt_mutex_lock'
drivers/staging/media/atomisp/pci/atomisp2/atomisp_ioctl.c:1109:9: sparse: undefined identifier 'rt_mutex_lock'
drivers/staging/media/atomisp/pci/atomisp2/atomisp_ioctl.c:1171:9: sparse: undefined identifier 'rt_mutex_lock'
drivers/staging/media/atomisp/pci/atomisp2/atomisp_ioctl.c:1302:9: sparse: undefined identifier 'rt_mutex_lock'
drivers/staging/media/atomisp/pci/atomisp2/atomisp_ioctl.c:1377:9: sparse: undefined identifier 'rt_mutex_lock'
drivers/staging/media/atomisp/pci/atomisp2/atomisp_ioctl.c:1439:9: sparse: undefined identifier 'rt_mutex_lock'
drivers/staging/media/atomisp/pci/atomisp2/atomisp_ioctl.c:1460:9: sparse: undefined identifier 'rt_mutex_lock'
drivers/staging/media/atomisp/pci/atomisp2/atomisp_ioctl.c:1696:9: sparse: undefined identifier 'rt_mutex_lock'
drivers/staging/media/atomisp/pci/atomisp2/atomisp_ioctl.c:1757:33: sparse: undefined identifier 'rt_mutex_lock'
drivers/staging/media/atomisp/pci/atomisp2/atomisp_ioctl.c:2036:17: sparse: undefined identifier 'rt_mutex_lock'
drivers/staging/media/atomisp/pci/atomisp2/atomisp_ioctl.c:2182:9: sparse: undefined identifier 'rt_mutex_lock'
drivers/staging/media/atomisp/pci/atomisp2/atomisp_ioctl.c:2213:9: sparse: undefined identifier 'rt_mutex_lock'
drivers/staging/media/atomisp/pci/atomisp2/atomisp_ioctl.c:2292:9: sparse: undefined identifier 'rt_mutex_lock'
drivers/staging/media/atomisp/pci/atomisp2/atomisp_ioctl.c:2466:25: sparse: undefined identifier 'rt_mutex_lock'
drivers/staging/media/atomisp/pci/atomisp2/atomisp_ioctl.c:2577:25: sparse: undefined identifier 'rt_mutex_lock'
drivers/staging/media/atomisp/pci/atomisp2/atomisp_ioctl.c:2593:25: sparse: undefined identifier 'rt_mutex_lock'
drivers/staging/media/atomisp/pci/atomisp2/atomisp_ioctl.c:2655:9: sparse: undefined identifier 'rt_mutex_lock'
drivers/staging/media/atomisp/pci/atomisp2/atomisp_ioctl.c:2677:9: sparse: undefined identifier 'rt_mutex_lock'
drivers/staging/media/atomisp/pci/atomisp2/atomisp_ioctl.c:2735:9: sparse: undefined identifier 'rt_mutex_lock'
drivers/staging/media/atomisp/pci/atomisp2/atomisp_ioctl.c:2775:17: sparse: undefined identifier 'rt_mutex_lock'
>> drivers/staging/media/atomisp/pci/atomisp2/atomisp_ioctl.c:663:22: sparse: call with no type!
drivers/staging/media/atomisp/pci/atomisp2/atomisp_ioctl.c:680:22: sparse: call with no type!
drivers/staging/media/atomisp/pci/atomisp2/atomisp_ioctl.c:781:22: sparse: call with no type!
drivers/staging/media/atomisp/pci/atomisp2/atomisp_ioctl.c:829:22: sparse: call with no type!
drivers/staging/media/atomisp/pci/atomisp2/atomisp_ioctl.c:842:22: sparse: call with no type!
drivers/staging/media/atomisp/pci/atomisp2/atomisp_ioctl.c:857:22: sparse: call with no type!
drivers/staging/media/atomisp/pci/atomisp2/atomisp_ioctl.c:870:22: sparse: call with no type!
drivers/staging/media/atomisp/pci/atomisp2/atomisp_ioctl.c:888:22: sparse: call with no type!
drivers/staging/media/atomisp/pci/atomisp2/atomisp_ioctl.c:1109:22: sparse: call with no type!
drivers/staging/media/atomisp/pci/atomisp2/atomisp_ioctl.c:1171:22: sparse: call with no type!
drivers/staging/media/atomisp/pci/atomisp2/atomisp_ioctl.c:1302:22: sparse: call with no type!
drivers/staging/media/atomisp/pci/atomisp2/atomisp_ioctl.c:1377:22: sparse: call with no type!
drivers/staging/media/atomisp/pci/atomisp2/atomisp_ioctl.c:1439:22: sparse: call with no type!
drivers/staging/media/atomisp/pci/atomisp2/atomisp_ioctl.c:1460:22: sparse: call with no type!
drivers/staging/media/atomisp/pci/atomisp2/atomisp_ioctl.c:1696:22: sparse: call with no type!
drivers/staging/media/atomisp/pci/atomisp2/atomisp_ioctl.c:1757:46: sparse: call with no type!
drivers/staging/media/atomisp/pci/atomisp2/atomisp_ioctl.c:2036:30: sparse: call with no type!
drivers/staging/media/atomisp/pci/atomisp2/atomisp_ioctl.c:2182:22: sparse: call with no type!
drivers/staging/media/atomisp/pci/atomisp2/atomisp_ioctl.c:2213:22: sparse: call with no type!
drivers/staging/media/atomisp/pci/atomisp2/atomisp_ioctl.c:2292:22: sparse: call with no type!
drivers/staging/media/atomisp/pci/atomisp2/atomisp_ioctl.c:2466:38: sparse: call with no type!
drivers/staging/media/atomisp/pci/atomisp2/atomisp_ioctl.c:2577:38: sparse: call with no type!
drivers/staging/media/atomisp/pci/atomisp2/atomisp_ioctl.c:2593:38: sparse: call with no type!
drivers/staging/media/atomisp/pci/atomisp2/atomisp_ioctl.c:2655:22: sparse: call with no type!
drivers/staging/media/atomisp/pci/atomisp2/atomisp_ioctl.c:2677:22: sparse: call with no type!
drivers/staging/media/atomisp/pci/atomisp2/atomisp_ioctl.c:2735:22: sparse: call with no type!
drivers/staging/media/atomisp/pci/atomisp2/atomisp_ioctl.c:2775:30: sparse: call with no type!
drivers/staging/media/atomisp/pci/atomisp2/atomisp_ioctl.c: In function 'atomisp_g_input':
drivers/staging/media/atomisp/pci/atomisp2/atomisp_ioctl.c:663:2: error: implicit declaration of function 'rt_mutex_lock'; did you mean 'rt_mutex_unlock'? [-Werror=implicit-function-declaration]
rt_mutex_lock(&isp->mutex);
^~~~~~~~~~~~~
rt_mutex_unlock
cc1: some warnings being treated as errors
--
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:1466:9: sparse: undefined identifier 'rt_mutex_lock'
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:1891:9: sparse: undefined identifier 'rt_mutex_lock'
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:3302:43: sparse: incorrect type in argument 2 (different address spaces) @@ expected void const [noderef] <asn:1>*from @@ got ef] <asn:1>*from @@
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:3302:43: expected void const [noderef] <asn:1>*from
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:3302:43: got void const *from
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:4070:58: sparse: incorrect type in argument 2 (different address spaces) @@ expected void const *from @@ got unsigned short [nodervoid const *from @@
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:4070:58: expected void const *from
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:4070:58: got unsigned short [noderef] <asn:1>*<noident>
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:4082:58: sparse: incorrect type in argument 2 (different address spaces) @@ expected void const *from @@ got unsigned short [nodervoid const *from @@
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:4082:58: expected void const *from
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:4082:58: got unsigned short [noderef] <asn:1>*<noident>
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:4827:35: sparse: expression using sizeof(void)
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:4827:35: sparse: expression using sizeof(void)
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:4986:28: sparse: expression using sizeof(void)
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:4986:28: sparse: expression using sizeof(void)
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:4986:28: sparse: expression using sizeof(void)
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:4986:28: sparse: expression using sizeof(void)
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:4986:28: sparse: expression using sizeof(void)
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:4986:28: sparse: expression using sizeof(void)
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:4986:28: sparse: expression using sizeof(void)
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:4986:28: sparse: expression using sizeof(void)
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:4986:28: sparse: expression using sizeof(void)
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:4986:28: sparse: expression using sizeof(void)
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:4986:28: sparse: expression using sizeof(void)
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:4986:28: sparse: expression using sizeof(void)
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:4986:28: sparse: expression using sizeof(void)
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:4986:28: sparse: expression using sizeof(void)
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:4989:29: sparse: expression using sizeof(void)
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:4989:29: sparse: expression using sizeof(void)
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:4989:29: sparse: expression using sizeof(void)
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:4989:29: sparse: expression using sizeof(void)
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:4989:29: sparse: expression using sizeof(void)
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:4989:29: sparse: expression using sizeof(void)
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:4989:29: sparse: expression using sizeof(void)
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:4989:29: sparse: expression using sizeof(void)
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:4989:29: sparse: expression using sizeof(void)
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:4989:29: sparse: expression using sizeof(void)
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:4989:29: sparse: expression using sizeof(void)
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:4989:29: sparse: expression using sizeof(void)
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:4989:29: sparse: expression using sizeof(void)
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:4989:29: sparse: expression using sizeof(void)
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:5020:28: sparse: expression using sizeof(void)
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:5020:28: sparse: expression using sizeof(void)
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:5020:28: sparse: expression using sizeof(void)
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:5020:28: sparse: expression using sizeof(void)
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:5020:28: sparse: expression using sizeof(void)
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:5020:28: sparse: expression using sizeof(void)
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:5020:28: sparse: expression using sizeof(void)
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:5023:29: sparse: expression using sizeof(void)
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:5023:29: sparse: expression using sizeof(void)
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:5023:29: sparse: expression using sizeof(void)
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:5023:29: sparse: expression using sizeof(void)
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:5023:29: sparse: expression using sizeof(void)
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:5023:29: sparse: expression using sizeof(void)
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:5023:29: sparse: expression using sizeof(void)
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:5875:36: sparse: expression using sizeof(void)
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:5875:36: sparse: expression using sizeof(void)
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:5875:36: sparse: expression using sizeof(void)
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:5875:36: sparse: expression using sizeof(void)
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:5875:36: sparse: expression using sizeof(void)
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:5875:36: sparse: expression using sizeof(void)
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:5875:36: sparse: expression using sizeof(void)
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:5875:36: sparse: expression using sizeof(void)
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:5875:36: sparse: expression using sizeof(void)
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:5875:36: sparse: expression using sizeof(void)
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:5875:36: sparse: expression using sizeof(void)
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:5875:36: sparse: expression using sizeof(void)
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:5875:36: sparse: expression using sizeof(void)
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:5875:36: sparse: expression using sizeof(void)
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:5879:37: sparse: expression using sizeof(void)
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:5879:37: sparse: expression using sizeof(void)
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:5879:37: sparse: expression using sizeof(void)
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:5879:37: sparse: expression using sizeof(void)
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:5879:37: sparse: expression using sizeof(void)
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:5879:37: sparse: expression using sizeof(void)
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:5879:37: sparse: expression using sizeof(void)
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:5879:37: sparse: expression using sizeof(void)
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:5879:37: sparse: expression using sizeof(void)
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:5879:37: sparse: expression using sizeof(void)
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:5879:37: sparse: expression using sizeof(void)
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:5879:37: sparse: expression using sizeof(void)
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:5879:37: sparse: expression using sizeof(void)
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:5879:37: sparse: expression using sizeof(void)
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:5967:33: sparse: expression using sizeof(void)
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:5967:33: sparse: expression using sizeof(void)
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:5970:33: sparse: expression using sizeof(void)
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:5970:33: sparse: expression using sizeof(void)
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:6179:62: sparse: incorrect type in argument 2 (different address spaces) @@ expected void const [noderef] <asn:1>*from @@ got id const [noderef] <asn:1>*from @@
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:6179:62: expected void const [noderef] <asn:1>*from
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:6179:62: got unsigned short [usertype] *<noident>
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:6327:33: sparse: expression using sizeof(void)
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:6327:33: sparse: expression using sizeof(void)
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:6332:33: sparse: expression using sizeof(void)
>> drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:1466:22: sparse: call with no type!
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:1891:22: sparse: call with no type!
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c: In function 'atomisp_wdt_work':
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c:1466:2: error: implicit declaration of function 'rt_mutex_lock'; did you mean 'rt_mutex_unlock'? [-Werror=implicit-function-declaration]
rt_mutex_lock(&isp->mutex);
^~~~~~~~~~~~~
rt_mutex_unlock
cc1: some warnings being treated as errors
vim +444 kernel/locking/locktorture.c
095777c4 Davidlohr Bueso 2015-07-22 441
095777c4 Davidlohr Bueso 2015-07-22 442 static int torture_rtmutex_lock(void) __acquires(torture_rtmutex)
095777c4 Davidlohr Bueso 2015-07-22 443 {
095777c4 Davidlohr Bueso 2015-07-22 @444 rt_mutex_lock(&torture_rtmutex);
095777c4 Davidlohr Bueso 2015-07-22 445 return 0;
095777c4 Davidlohr Bueso 2015-07-22 446 }
095777c4 Davidlohr Bueso 2015-07-22 447
:::::: The code at line 444 was first introduced by commit
:::::: 095777c417db142970adeb776fa0cb10810b8122 locktorture: Support rtmutex torturing
:::::: TO: Davidlohr Bueso <dave@...olabs.net>
:::::: CC: Paul E. McKenney <paulmck@...ux.vnet.ibm.com>
---
0-DAY kernel test infrastructure Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all Intel Corporation
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