* [driver-core:tty-test 9/9] drivers/tty/tty_buffer.c:604:40: error: 'TTY_LOCK_SLAVE' undeclared
@ 2021-04-07 20:51 ` kernel test robot
0 siblings, 0 replies; 2+ messages in thread
From: kernel test robot @ 2021-04-07 20:51 UTC (permalink / raw)
To: Greg Kroah-Hartman; +Cc: devel, kbuild-all
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tree: https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core.git tty-test
head: bb57c5de81c6feaad869acce7c38b1049115ac75
commit: bb57c5de81c6feaad869acce7c38b1049115ac75 [9/9] tty: move some internal tty lock enums and functions out of tty.h
config: sparc64-randconfig-s032-20210407 (attached as .config)
compiler: sparc64-linux-gcc (GCC) 9.3.0
reproduce:
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# apt-get install sparse
# sparse version: v0.6.3-279-g6d5d9b42-dirty
# https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core.git/commit/?id=bb57c5de81c6feaad869acce7c38b1049115ac75
git remote add driver-core https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core.git
git fetch --no-tags driver-core tty-test
git checkout bb57c5de81c6feaad869acce7c38b1049115ac75
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=sparc64
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 include/linux/spinlock.h:59,
from include/linux/wait.h:9,
from include/linux/wait_bit.h:8,
from include/linux/fs.h:6,
from include/linux/tty.h:5,
from drivers/tty/tty_buffer.c:8:
drivers/tty/tty_buffer.c: In function 'tty_buffer_set_lock_subclass':
>> drivers/tty/tty_buffer.c:604:40: error: 'TTY_LOCK_SLAVE' undeclared (first use in this function)
604 | lockdep_set_subclass(&port->buf.lock, TTY_LOCK_SLAVE);
| ^~~~~~~~~~~~~~
include/linux/lockdep.h:233:71: note: in definition of macro 'lockdep_set_subclass'
233 | lockdep_init_map_waits(&(lock)->dep_map, #lock, (lock)->dep_map.key, sub,\
| ^~~
drivers/tty/tty_buffer.c:604:40: note: each undeclared identifier is reported only once for each function it appears in
604 | lockdep_set_subclass(&port->buf.lock, TTY_LOCK_SLAVE);
| ^~~~~~~~~~~~~~
include/linux/lockdep.h:233:71: note: in definition of macro 'lockdep_set_subclass'
233 | lockdep_init_map_waits(&(lock)->dep_map, #lock, (lock)->dep_map.key, sub,\
| ^~~
--
In file included from include/linux/spinlock.h:59,
from include/linux/wait.h:9,
from include/linux/wait_bit.h:8,
from include/linux/fs.h:6,
from include/linux/tty.h:5,
from drivers/tty/tty_mutex.c:2:
drivers/tty/tty_mutex.c: In function 'tty_set_lock_subclass':
>> drivers/tty/tty_mutex.c:59:43: error: 'TTY_LOCK_SLAVE' undeclared (first use in this function)
59 | lockdep_set_subclass(&tty->legacy_mutex, TTY_LOCK_SLAVE);
| ^~~~~~~~~~~~~~
include/linux/lockdep.h:233:71: note: in definition of macro 'lockdep_set_subclass'
233 | lockdep_init_map_waits(&(lock)->dep_map, #lock, (lock)->dep_map.key, sub,\
| ^~~
drivers/tty/tty_mutex.c:59:43: note: each undeclared identifier is reported only once for each function it appears in
59 | lockdep_set_subclass(&tty->legacy_mutex, TTY_LOCK_SLAVE);
| ^~~~~~~~~~~~~~
include/linux/lockdep.h:233:71: note: in definition of macro 'lockdep_set_subclass'
233 | lockdep_init_map_waits(&(lock)->dep_map, #lock, (lock)->dep_map.key, sub,\
| ^~~
Kconfig warnings: (for reference only)
WARNING: unmet direct dependencies detected for FRAME_POINTER
Depends on DEBUG_KERNEL && (M68K || UML || SUPERH) || ARCH_WANT_FRAME_POINTERS || MCOUNT
Selected by
- LATENCYTOP && DEBUG_KERNEL && STACKTRACE_SUPPORT && PROC_FS && !MIPS && !PPC && !S390 && !MICROBLAZE && !ARM && !ARC && !X86
- LOCKDEP && DEBUG_KERNEL && LOCK_DEBUGGING_SUPPORT && !MIPS && !PPC && !ARM && !S390 && !MICROBLAZE && !ARC && !X86
vim +/TTY_LOCK_SLAVE +604 drivers/tty/tty_buffer.c
1d1d14da12e79a Peter Hurley 2015-01-17 600
1d1d14da12e79a Peter Hurley 2015-01-17 601 /* slave ptys can claim nested buffer lock when handling BRK and INTR */
1d1d14da12e79a Peter Hurley 2015-01-17 602 void tty_buffer_set_lock_subclass(struct tty_port *port)
1d1d14da12e79a Peter Hurley 2015-01-17 603 {
1d1d14da12e79a Peter Hurley 2015-01-17 @604 lockdep_set_subclass(&port->buf.lock, TTY_LOCK_SLAVE);
1d1d14da12e79a Peter Hurley 2015-01-17 605 }
e176058f0de53c Peter Hurley 2015-10-17 606
:::::: The code at line 604 was first introduced by commit
:::::: 1d1d14da12e79a6c05fbe1a975401f0f56c93316 pty: Fix buffer flush deadlock
:::::: TO: Peter Hurley <peter@hurleysoftware.com>
:::::: CC: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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_______________________________________________
devel mailing list
devel@linuxdriverproject.org
http://driverdev.linuxdriverproject.org/mailman/listinfo/driverdev-devel
^ permalink raw reply [flat|nested] 2+ messages in thread
* [driver-core:tty-test 9/9] drivers/tty/tty_buffer.c:604:40: error: 'TTY_LOCK_SLAVE' undeclared
@ 2021-04-07 20:51 ` kernel test robot
0 siblings, 0 replies; 2+ messages in thread
From: kernel test robot @ 2021-04-07 20:51 UTC (permalink / raw)
To: kbuild-all
[-- Attachment #1: Type: text/plain, Size: 5531 bytes --]
tree: https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core.git tty-test
head: bb57c5de81c6feaad869acce7c38b1049115ac75
commit: bb57c5de81c6feaad869acce7c38b1049115ac75 [9/9] tty: move some internal tty lock enums and functions out of tty.h
config: sparc64-randconfig-s032-20210407 (attached as .config)
compiler: sparc64-linux-gcc (GCC) 9.3.0
reproduce:
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# apt-get install sparse
# sparse version: v0.6.3-279-g6d5d9b42-dirty
# https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core.git/commit/?id=bb57c5de81c6feaad869acce7c38b1049115ac75
git remote add driver-core https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core.git
git fetch --no-tags driver-core tty-test
git checkout bb57c5de81c6feaad869acce7c38b1049115ac75
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=sparc64
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 include/linux/spinlock.h:59,
from include/linux/wait.h:9,
from include/linux/wait_bit.h:8,
from include/linux/fs.h:6,
from include/linux/tty.h:5,
from drivers/tty/tty_buffer.c:8:
drivers/tty/tty_buffer.c: In function 'tty_buffer_set_lock_subclass':
>> drivers/tty/tty_buffer.c:604:40: error: 'TTY_LOCK_SLAVE' undeclared (first use in this function)
604 | lockdep_set_subclass(&port->buf.lock, TTY_LOCK_SLAVE);
| ^~~~~~~~~~~~~~
include/linux/lockdep.h:233:71: note: in definition of macro 'lockdep_set_subclass'
233 | lockdep_init_map_waits(&(lock)->dep_map, #lock, (lock)->dep_map.key, sub,\
| ^~~
drivers/tty/tty_buffer.c:604:40: note: each undeclared identifier is reported only once for each function it appears in
604 | lockdep_set_subclass(&port->buf.lock, TTY_LOCK_SLAVE);
| ^~~~~~~~~~~~~~
include/linux/lockdep.h:233:71: note: in definition of macro 'lockdep_set_subclass'
233 | lockdep_init_map_waits(&(lock)->dep_map, #lock, (lock)->dep_map.key, sub,\
| ^~~
--
In file included from include/linux/spinlock.h:59,
from include/linux/wait.h:9,
from include/linux/wait_bit.h:8,
from include/linux/fs.h:6,
from include/linux/tty.h:5,
from drivers/tty/tty_mutex.c:2:
drivers/tty/tty_mutex.c: In function 'tty_set_lock_subclass':
>> drivers/tty/tty_mutex.c:59:43: error: 'TTY_LOCK_SLAVE' undeclared (first use in this function)
59 | lockdep_set_subclass(&tty->legacy_mutex, TTY_LOCK_SLAVE);
| ^~~~~~~~~~~~~~
include/linux/lockdep.h:233:71: note: in definition of macro 'lockdep_set_subclass'
233 | lockdep_init_map_waits(&(lock)->dep_map, #lock, (lock)->dep_map.key, sub,\
| ^~~
drivers/tty/tty_mutex.c:59:43: note: each undeclared identifier is reported only once for each function it appears in
59 | lockdep_set_subclass(&tty->legacy_mutex, TTY_LOCK_SLAVE);
| ^~~~~~~~~~~~~~
include/linux/lockdep.h:233:71: note: in definition of macro 'lockdep_set_subclass'
233 | lockdep_init_map_waits(&(lock)->dep_map, #lock, (lock)->dep_map.key, sub,\
| ^~~
Kconfig warnings: (for reference only)
WARNING: unmet direct dependencies detected for FRAME_POINTER
Depends on DEBUG_KERNEL && (M68K || UML || SUPERH) || ARCH_WANT_FRAME_POINTERS || MCOUNT
Selected by
- LATENCYTOP && DEBUG_KERNEL && STACKTRACE_SUPPORT && PROC_FS && !MIPS && !PPC && !S390 && !MICROBLAZE && !ARM && !ARC && !X86
- LOCKDEP && DEBUG_KERNEL && LOCK_DEBUGGING_SUPPORT && !MIPS && !PPC && !ARM && !S390 && !MICROBLAZE && !ARC && !X86
vim +/TTY_LOCK_SLAVE +604 drivers/tty/tty_buffer.c
1d1d14da12e79a Peter Hurley 2015-01-17 600
1d1d14da12e79a Peter Hurley 2015-01-17 601 /* slave ptys can claim nested buffer lock when handling BRK and INTR */
1d1d14da12e79a Peter Hurley 2015-01-17 602 void tty_buffer_set_lock_subclass(struct tty_port *port)
1d1d14da12e79a Peter Hurley 2015-01-17 603 {
1d1d14da12e79a Peter Hurley 2015-01-17 @604 lockdep_set_subclass(&port->buf.lock, TTY_LOCK_SLAVE);
1d1d14da12e79a Peter Hurley 2015-01-17 605 }
e176058f0de53c Peter Hurley 2015-10-17 606
:::::: The code at line 604 was first introduced by commit
:::::: 1d1d14da12e79a6c05fbe1a975401f0f56c93316 pty: Fix buffer flush deadlock
:::::: TO: Peter Hurley <peter@hurleysoftware.com>
:::::: CC: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org
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^ permalink raw reply [flat|nested] 2+ messages in thread
end of thread, other threads:[~2021-04-07 20:52 UTC | newest]
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2021-04-07 20:51 [driver-core:tty-test 9/9] drivers/tty/tty_buffer.c:604:40: error: 'TTY_LOCK_SLAVE' undeclared kernel test robot
2021-04-07 20:51 ` kernel test robot
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