tree: https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git WIP.sched/core head: 12372f63e2728a509817b56878cd6633d92053b3 commit: 030a6259fec4df48769d8efc0e0d4431e05935aa [98/154] sched/headers: Move task-stack related APIs from <linux/sched.h> to <linux/sched/task_stack.h> config: mips-generic_defconfig (attached as .config) compiler: mipsel-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 030a6259fec4df48769d8efc0e0d4431e05935aa # save the attached .config to linux build tree make.cross ARCH=mips
All errors (new ones prefixed by >>):
In file included from arch/mips/include/asm/io.h:28:0,
from include/linux/io.h:25,
from arch/mips/kernel/smp-cps.c:12:
arch/mips/kernel/smp-cps.c: In function 'cps_boot_secondary':
>> arch/mips/include/asm/processor.h:384:41: error: implicit declaration of
>> function 'task_stack_page' [-Werror=implicit-function-declaration]
#define __KSTK_TOS(tsk) ((unsigned long)task_stack_page(tsk) + \
^
arch/mips/kernel/smp-cps.c:302:16: note: in expansion of macro '__KSTK_TOS'
vpe_cfg->sp = __KSTK_TOS(idle);
^~~~~~~~~~
cc1: some warnings being treated as errors
vim +/task_stack_page +384 arch/mips/include/asm/processor.h
04cc89d1 arch/mips/include/asm/processor.h Ralf Baechle 2016-03-27 378
static inline void flush_thread(void)
04cc89d1 arch/mips/include/asm/processor.h Ralf Baechle 2016-03-27 379 {
04cc89d1 arch/mips/include/asm/processor.h Ralf Baechle 2016-03-27 380 }
04cc89d1 arch/mips/include/asm/processor.h Ralf Baechle 2016-03-27 381
^1da177e include/asm-mips/processor.h Linus Torvalds 2005-04-16 382
unsigned long get_wchan(struct task_struct *p);
^1da177e include/asm-mips/processor.h Linus Torvalds 2005-04-16 383
484889fc arch/mips/include/asm/processor.h David Daney 2009-07-08 @384
#define __KSTK_TOS(tsk) ((unsigned long)task_stack_page(tsk) + \
484889fc arch/mips/include/asm/processor.h David Daney 2009-07-08 385
THREAD_SIZE - 32 - sizeof(struct pt_regs))
484889fc arch/mips/include/asm/processor.h David Daney 2009-07-08 386
#define task_pt_regs(tsk) ((struct pt_regs *)__KSTK_TOS(tsk))
40bc9c67 include/asm-mips/processor.h Al Viro 2006-01-12 387
#define KSTK_EIP(tsk) (task_pt_regs(tsk)->cp0_epc)
:::::: The code at line 384 was first introduced by commit
:::::: 484889fc85a223ef56edc31828b86751b2296b7c MIPS: Avoid clobbering struct
pt_regs in kthreads
:::::: TO: David Daney <[email protected]>
:::::: CC: Ralf Baechle <[email protected]>
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0-DAY kernel test infrastructure Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all Intel Corporation
.config.gz
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