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    SubjectRe: [PATCH 07/22] openrisc: add atomic bitops
    Hi Stefan,

    [auto build test ERROR on linus/master]
    [also build test ERROR on v4.10-rc3 next-20170113]
    [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/Stafford-Horne/Openrisc-patchees-from-backlog-for-4-11/20170115-121623
    config: openrisc-or1ksim_defconfig (attached as .config)
    compiler: or32-linux-gcc (GCC) 4.5.1-or32-1.0rc1
    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
    # save the attached .config to linux build tree
    make.cross ARCH=openrisc

    All errors (new ones prefixed by >>):

    arch/openrisc/include/asm/bitops/atomic.h: Assembler messages:
    >> arch/openrisc/include/asm/bitops/atomic.h:70: Error: unknown opcode2 `l.lwa'.
    >> arch/openrisc/include/asm/bitops/atomic.h:72: Error: unknown opcode2 `l.swa'.
    --
    arch/openrisc/include/asm/bitops/atomic.h: Assembler messages:
    >> arch/openrisc/include/asm/bitops/atomic.h:70: Error: unknown opcode2 `l.lwa'.
    >> arch/openrisc/include/asm/bitops/atomic.h:72: Error: unknown opcode2 `l.swa'.
    >> arch/openrisc/include/asm/bitops/atomic.h:70: Error: unknown opcode2 `l.lwa'.
    >> arch/openrisc/include/asm/bitops/atomic.h:72: Error: unknown opcode2 `l.swa'.
    --
    arch/openrisc/include/asm/bitops/atomic.h: Assembler messages:
    arch/openrisc/include/asm/bitops/atomic.h:90: Error: unknown opcode2 `l.lwa'.
    arch/openrisc/include/asm/bitops/atomic.h:92: Error: unknown opcode2 `l.swa'.
    arch/openrisc/include/asm/bitops/atomic.h:18: Error: unknown opcode2 `l.lwa'.
    arch/openrisc/include/asm/bitops/atomic.h:20: Error: unknown opcode2 `l.swa'.
    arch/openrisc/include/asm/bitops/atomic.h:90: Error: unknown opcode2 `l.lwa'.
    arch/openrisc/include/asm/bitops/atomic.h:92: Error: unknown opcode2 `l.swa'.
    arch/openrisc/include/asm/bitops/atomic.h:35: Error: unknown opcode2 `l.lwa'.
    arch/openrisc/include/asm/bitops/atomic.h:37: Error: unknown opcode2 `l.swa'.
    arch/openrisc/include/asm/bitops/atomic.h:35: Error: unknown opcode2 `l.lwa'.
    arch/openrisc/include/asm/bitops/atomic.h:37: Error: unknown opcode2 `l.swa'.
    >> arch/openrisc/include/asm/bitops/atomic.h:70: Error: unknown opcode2 `l.lwa'.
    >> arch/openrisc/include/asm/bitops/atomic.h:72: Error: unknown opcode2 `l.swa'.
    >> arch/openrisc/include/asm/bitops/atomic.h:70: Error: unknown opcode2 `l.lwa'.
    >> arch/openrisc/include/asm/bitops/atomic.h:72: Error: unknown opcode2 `l.swa'.
    arch/openrisc/include/asm/bitops/atomic.h:90: Error: unknown opcode2 `l.lwa'.
    arch/openrisc/include/asm/bitops/atomic.h:92: Error: unknown opcode2 `l.swa'.
    arch/openrisc/include/asm/bitops/atomic.h:90: Error: unknown opcode2 `l.lwa'.
    arch/openrisc/include/asm/bitops/atomic.h:92: Error: unknown opcode2 `l.swa'.
    arch/openrisc/include/asm/bitops/atomic.h:18: Error: unknown opcode2 `l.lwa'.
    arch/openrisc/include/asm/bitops/atomic.h:20: Error: unknown opcode2 `l.swa'.
    arch/openrisc/include/asm/bitops/atomic.h:18: Error: unknown opcode2 `l.lwa'.
    arch/openrisc/include/asm/bitops/atomic.h:20: Error: unknown opcode2 `l.swa'.
    arch/openrisc/include/asm/bitops/atomic.h:90: Error: unknown opcode2 `l.lwa'.
    arch/openrisc/include/asm/bitops/atomic.h:92: Error: unknown opcode2 `l.swa'.
    >> arch/openrisc/include/asm/bitops/atomic.h:70: Error: unknown opcode2 `l.lwa'.
    >> arch/openrisc/include/asm/bitops/atomic.h:72: Error: unknown opcode2 `l.swa'.
    arch/openrisc/include/asm/bitops/atomic.h:35: Error: unknown opcode2 `l.lwa'.
    arch/openrisc/include/asm/bitops/atomic.h:37: Error: unknown opcode2 `l.swa'.
    arch/openrisc/include/asm/bitops/atomic.h:18: Error: unknown opcode2 `l.lwa'.
    arch/openrisc/include/asm/bitops/atomic.h:20: Error: unknown opcode2 `l.swa'.
    >> arch/openrisc/include/asm/bitops/atomic.h:70: Error: unknown opcode2 `l.lwa'.
    >> arch/openrisc/include/asm/bitops/atomic.h:72: Error: unknown opcode2 `l.swa'.
    >> arch/openrisc/include/asm/bitops/atomic.h:70: Error: unknown opcode2 `l.lwa'.
    >> arch/openrisc/include/asm/bitops/atomic.h:72: Error: unknown opcode2 `l.swa'.
    >> arch/openrisc/include/asm/bitops/atomic.h:70: Error: unknown opcode2 `l.lwa'.
    >> arch/openrisc/include/asm/bitops/atomic.h:72: Error: unknown opcode2 `l.swa'.
    >> arch/openrisc/include/asm/bitops/atomic.h:70: Error: unknown opcode2 `l.lwa'.
    >> arch/openrisc/include/asm/bitops/atomic.h:72: Error: unknown opcode2 `l.swa'.
    arch/openrisc/include/asm/bitops/atomic.h:35: Error: unknown opcode2 `l.lwa'.
    arch/openrisc/include/asm/bitops/atomic.h:37: Error: unknown opcode2 `l.swa'.
    arch/openrisc/include/asm/bitops/atomic.h:18: Error: unknown opcode2 `l.lwa'.
    arch/openrisc/include/asm/bitops/atomic.h:20: Error: unknown opcode2 `l.swa'.
    >> arch/openrisc/include/asm/bitops/atomic.h:70: Error: unknown opcode2 `l.lwa'.
    >> arch/openrisc/include/asm/bitops/atomic.h:72: Error: unknown opcode2 `l.swa'.
    arch/openrisc/include/asm/bitops/atomic.h:90: Error: unknown opcode2 `l.lwa'.
    arch/openrisc/include/asm/bitops/atomic.h:92: Error: unknown opcode2 `l.swa'.
    >> arch/openrisc/include/asm/bitops/atomic.h:70: Error: unknown opcode2 `l.lwa'.
    >> arch/openrisc/include/asm/bitops/atomic.h:72: Error: unknown opcode2 `l.swa'.
    net/core/dev.c: In function 'validate_xmit_skb_list':
    net/core/dev.c:2989:39: warning: 'tail' may be used uninitialized in this function
    arch/openrisc/include/asm/bitops/atomic.h:35: Error: unknown opcode2 `l.lwa'.
    arch/openrisc/include/asm/bitops/atomic.h:37: Error: unknown opcode2 `l.swa'.
    arch/openrisc/include/asm/bitops/atomic.h:18: Error: unknown opcode2 `l.lwa'.
    arch/openrisc/include/asm/bitops/atomic.h:20: Error: unknown opcode2 `l.swa'.
    arch/openrisc/include/asm/bitops/atomic.h:18: Error: unknown opcode2 `l.lwa'.
    arch/openrisc/include/asm/bitops/atomic.h:20: Error: unknown opcode2 `l.swa'.
    arch/openrisc/include/asm/bitops/atomic.h:35: Error: unknown opcode2 `l.lwa'.
    arch/openrisc/include/asm/bitops/atomic.h:37: Error: unknown opcode2 `l.swa'.
    arch/openrisc/include/asm/bitops/atomic.h:18: Error: unknown opcode2 `l.lwa'.
    arch/openrisc/include/asm/bitops/atomic.h:20: Error: unknown opcode2 `l.swa'.
    --
    arch/openrisc/include/asm/bitops/atomic.h: Assembler messages:
    arch/openrisc/include/asm/bitops/atomic.h:35: Error: unknown opcode2 `l.lwa'.
    arch/openrisc/include/asm/bitops/atomic.h:37: Error: unknown opcode2 `l.swa'.
    >> arch/openrisc/include/asm/bitops/atomic.h:70: Error: unknown opcode2 `l.lwa'.
    >> arch/openrisc/include/asm/bitops/atomic.h:72: Error: unknown opcode2 `l.swa'.
    >> arch/openrisc/include/asm/bitops/atomic.h:70: Error: unknown opcode2 `l.lwa'.
    >> arch/openrisc/include/asm/bitops/atomic.h:72: Error: unknown opcode2 `l.swa'.
    arch/openrisc/include/asm/bitops/atomic.h:35: Error: unknown opcode2 `l.lwa'.
    arch/openrisc/include/asm/bitops/atomic.h:37: Error: unknown opcode2 `l.swa'.
    --
    arch/openrisc/include/asm/bitops/atomic.h: Assembler messages:
    arch/openrisc/include/asm/bitops/atomic.h:35: Error: unknown opcode2 `l.lwa'.
    arch/openrisc/include/asm/bitops/atomic.h:37: Error: unknown opcode2 `l.swa'.
    >> arch/openrisc/include/asm/bitops/atomic.h:70: Error: unknown opcode2 `l.lwa'.
    >> arch/openrisc/include/asm/bitops/atomic.h:72: Error: unknown opcode2 `l.swa'.
    arch/openrisc/include/asm/bitops/atomic.h:90: Error: unknown opcode2 `l.lwa'.
    arch/openrisc/include/asm/bitops/atomic.h:92: Error: unknown opcode2 `l.swa'.
    arch/openrisc/include/asm/bitops/atomic.h:18: Error: unknown opcode2 `l.lwa'.
    arch/openrisc/include/asm/bitops/atomic.h:20: Error: unknown opcode2 `l.swa'.
    arch/openrisc/include/asm/bitops/atomic.h:18: Error: unknown opcode2 `l.lwa'.
    arch/openrisc/include/asm/bitops/atomic.h:20: Error: unknown opcode2 `l.swa'.
    arch/openrisc/include/asm/bitops/atomic.h:35: Error: unknown opcode2 `l.lwa'.
    arch/openrisc/include/asm/bitops/atomic.h:37: Error: unknown opcode2 `l.swa'.
    arch/openrisc/include/asm/bitops/atomic.h:18: Error: unknown opcode2 `l.lwa'.
    arch/openrisc/include/asm/bitops/atomic.h:20: Error: unknown opcode2 `l.swa'.
    arch/openrisc/include/asm/bitops/atomic.h:90: Error: unknown opcode2 `l.lwa'.
    arch/openrisc/include/asm/bitops/atomic.h:92: Error: unknown opcode2 `l.swa'.
    arch/openrisc/include/asm/bitops/atomic.h:35: Error: unknown opcode2 `l.lwa'.
    arch/openrisc/include/asm/bitops/atomic.h:37: Error: unknown opcode2 `l.swa'.
    arch/openrisc/include/asm/bitops/atomic.h:18: Error: unknown opcode2 `l.lwa'.
    arch/openrisc/include/asm/bitops/atomic.h:20: Error: unknown opcode2 `l.swa'.
    arch/openrisc/include/asm/bitops/atomic.h:18: Error: unknown opcode2 `l.lwa'.
    arch/openrisc/include/asm/bitops/atomic.h:20: Error: unknown opcode2 `l.swa'.
    --
    arch/openrisc/include/asm/bitops/atomic.h: Assembler messages:
    arch/openrisc/include/asm/bitops/atomic.h:18: Error: unknown opcode2 `l.lwa'.
    arch/openrisc/include/asm/bitops/atomic.h:20: Error: unknown opcode2 `l.swa'.
    arch/openrisc/include/asm/bitops/atomic.h:18: Error: unknown opcode2 `l.lwa'.
    arch/openrisc/include/asm/bitops/atomic.h:20: Error: unknown opcode2 `l.swa'.
    >> arch/openrisc/include/asm/bitops/atomic.h:70: Error: unknown opcode2 `l.lwa'.
    >> arch/openrisc/include/asm/bitops/atomic.h:72: Error: unknown opcode2 `l.swa'.
    arch/openrisc/include/asm/bitops/atomic.h:90: Error: unknown opcode2 `l.lwa'.
    arch/openrisc/include/asm/bitops/atomic.h:92: Error: unknown opcode2 `l.swa'.
    arch/openrisc/include/asm/bitops/atomic.h:90: Error: unknown opcode2 `l.lwa'.
    arch/openrisc/include/asm/bitops/atomic.h:92: Error: unknown opcode2 `l.swa'.
    --
    arch/openrisc/include/asm/bitops/atomic.h: Assembler messages:
    arch/openrisc/include/asm/bitops/atomic.h:18: Error: unknown opcode2 `l.lwa'.
    arch/openrisc/include/asm/bitops/atomic.h:20: Error: unknown opcode2 `l.swa'.
    >> arch/openrisc/include/asm/bitops/atomic.h:70: Error: unknown opcode2 `l.lwa'.
    >> arch/openrisc/include/asm/bitops/atomic.h:72: Error: unknown opcode2 `l.swa'.
    arch/openrisc/include/asm/bitops/atomic.h:35: Error: unknown opcode2 `l.lwa'.
    arch/openrisc/include/asm/bitops/atomic.h:37: Error: unknown opcode2 `l.swa'.
    >> arch/openrisc/include/asm/bitops/atomic.h:70: Error: unknown opcode2 `l.lwa'.
    >> arch/openrisc/include/asm/bitops/atomic.h:72: Error: unknown opcode2 `l.swa'.
    >> arch/openrisc/include/asm/bitops/atomic.h:70: Error: unknown opcode2 `l.lwa'.
    >> arch/openrisc/include/asm/bitops/atomic.h:72: Error: unknown opcode2 `l.swa'.
    arch/openrisc/include/asm/bitops/atomic.h:35: Error: unknown opcode2 `l.lwa'.
    arch/openrisc/include/asm/bitops/atomic.h:37: Error: unknown opcode2 `l.swa'.
    >> arch/openrisc/include/asm/bitops/atomic.h:70: Error: unknown opcode2 `l.lwa'.
    >> arch/openrisc/include/asm/bitops/atomic.h:72: Error: unknown opcode2 `l.swa'.
    arch/openrisc/include/asm/bitops/atomic.h:35: Error: unknown opcode2 `l.lwa'.
    arch/openrisc/include/asm/bitops/atomic.h:37: Error: unknown opcode2 `l.swa'.
    arch/openrisc/include/asm/bitops/atomic.h:18: Error: unknown opcode2 `l.lwa'.
    arch/openrisc/include/asm/bitops/atomic.h:20: Error: unknown opcode2 `l.swa'.
    >> arch/openrisc/include/asm/bitops/atomic.h:70: Error: unknown opcode2 `l.lwa'.
    >> arch/openrisc/include/asm/bitops/atomic.h:72: Error: unknown opcode2 `l.swa'.
    arch/openrisc/include/asm/bitops/atomic.h:35: Error: unknown opcode2 `l.lwa'.
    arch/openrisc/include/asm/bitops/atomic.h:37: Error: unknown opcode2 `l.swa'.
    >> arch/openrisc/include/asm/bitops/atomic.h:70: Error: unknown opcode2 `l.lwa'.
    >> arch/openrisc/include/asm/bitops/atomic.h:72: Error: unknown opcode2 `l.swa'.
    arch/openrisc/include/asm/bitops/atomic.h:18: Error: unknown opcode2 `l.lwa'.
    arch/openrisc/include/asm/bitops/atomic.h:20: Error: unknown opcode2 `l.swa'.
    arch/openrisc/include/asm/bitops/atomic.h:18: Error: unknown opcode2 `l.lwa'.
    arch/openrisc/include/asm/bitops/atomic.h:20: Error: unknown opcode2 `l.swa'.
    --
    arch/openrisc/include/asm/bitops/atomic.h: Assembler messages:
    arch/openrisc/include/asm/bitops/atomic.h:35: Error: unknown opcode2 `l.lwa'.
    arch/openrisc/include/asm/bitops/atomic.h:37: Error: unknown opcode2 `l.swa'.
    arch/openrisc/include/asm/bitops/atomic.h:35: Error: unknown opcode2 `l.lwa'.
    arch/openrisc/include/asm/bitops/atomic.h:37: Error: unknown opcode2 `l.swa'.
    arch/openrisc/include/asm/bitops/atomic.h:35: Error: unknown opcode2 `l.lwa'.
    arch/openrisc/include/asm/bitops/atomic.h:37: Error: unknown opcode2 `l.swa'.
    arch/openrisc/include/asm/bitops/atomic.h:35: Error: unknown opcode2 `l.lwa'.
    arch/openrisc/include/asm/bitops/atomic.h:37: Error: unknown opcode2 `l.swa'.
    arch/openrisc/include/asm/bitops/atomic.h:35: Error: unknown opcode2 `l.lwa'.
    arch/openrisc/include/asm/bitops/atomic.h:37: Error: unknown opcode2 `l.swa'.
    arch/openrisc/include/asm/bitops/atomic.h:18: Error: unknown opcode2 `l.lwa'.
    arch/openrisc/include/asm/bitops/atomic.h:20: Error: unknown opcode2 `l.swa'.
    arch/openrisc/include/asm/bitops/atomic.h:90: Error: unknown opcode2 `l.lwa'.
    arch/openrisc/include/asm/bitops/atomic.h:92: Error: unknown opcode2 `l.swa'.
    arch/openrisc/include/asm/bitops/atomic.h:35: Error: unknown opcode2 `l.lwa'.
    arch/openrisc/include/asm/bitops/atomic.h:37: Error: unknown opcode2 `l.swa'.
    arch/openrisc/include/asm/bitops/atomic.h:35: Error: unknown opcode2 `l.lwa'.
    arch/openrisc/include/asm/bitops/atomic.h:37: Error: unknown opcode2 `l.swa'.
    arch/openrisc/include/asm/bitops/atomic.h:90: Error: unknown opcode2 `l.lwa'.
    arch/openrisc/include/asm/bitops/atomic.h:92: Error: unknown opcode2 `l.swa'.
    arch/openrisc/include/asm/bitops/atomic.h:18: Error: unknown opcode2 `l.lwa'.
    arch/openrisc/include/asm/bitops/atomic.h:20: Error: unknown opcode2 `l.swa'.
    arch/openrisc/include/asm/bitops/atomic.h:18: Error: unknown opcode2 `l.lwa'.
    arch/openrisc/include/asm/bitops/atomic.h:20: Error: unknown opcode2 `l.swa'.
    arch/openrisc/include/asm/bitops/atomic.h:18: Error: unknown opcode2 `l.lwa'.
    arch/openrisc/include/asm/bitops/atomic.h:20: Error: unknown opcode2 `l.swa'.
    arch/openrisc/include/asm/bitops/atomic.h:18: Error: unknown opcode2 `l.lwa'.
    arch/openrisc/include/asm/bitops/atomic.h:20: Error: unknown opcode2 `l.swa'.
    >> arch/openrisc/include/asm/bitops/atomic.h:70: Error: unknown opcode2 `l.lwa'.
    >> arch/openrisc/include/asm/bitops/atomic.h:72: Error: unknown opcode2 `l.swa'.
    >> arch/openrisc/include/asm/bitops/atomic.h:70: Error: unknown opcode2 `l.lwa'.
    >> arch/openrisc/include/asm/bitops/atomic.h:72: Error: unknown opcode2 `l.swa'.
    arch/openrisc/include/asm/bitops/atomic.h:90: Error: unknown opcode2 `l.lwa'.
    arch/openrisc/include/asm/bitops/atomic.h:92: Error: unknown opcode2 `l.swa'.
    arch/openrisc/include/asm/bitops/atomic.h:18: Error: unknown opcode2 `l.lwa'.
    arch/openrisc/include/asm/bitops/atomic.h:20: Error: unknown opcode2 `l.swa'.
    >> arch/openrisc/include/asm/bitops/atomic.h:70: Error: unknown opcode2 `l.lwa'.
    >> arch/openrisc/include/asm/bitops/atomic.h:72: Error: unknown opcode2 `l.swa'.
    >> arch/openrisc/include/asm/bitops/atomic.h:70: Error: unknown opcode2 `l.lwa'.
    >> arch/openrisc/include/asm/bitops/atomic.h:72: Error: unknown opcode2 `l.swa'.
    arch/openrisc/include/asm/bitops/atomic.h:18: Error: unknown opcode2 `l.lwa'.
    arch/openrisc/include/asm/bitops/atomic.h:20: Error: unknown opcode2 `l.swa'.
    >> arch/openrisc/include/asm/bitops/atomic.h:70: Error: unknown opcode2 `l.lwa'.
    >> arch/openrisc/include/asm/bitops/atomic.h:72: Error: unknown opcode2 `l.swa'.
    arch/openrisc/include/asm/bitops/atomic.h:18: Error: unknown opcode2 `l.lwa'.
    arch/openrisc/include/asm/bitops/atomic.h:20: Error: unknown opcode2 `l.swa'.
    arch/openrisc/include/asm/bitops/atomic.h:18: Error: unknown opcode2 `l.lwa'.
    arch/openrisc/include/asm/bitops/atomic.h:20: Error: unknown opcode2 `l.swa'.
    >> arch/openrisc/include/asm/bitops/atomic.h:70: Error: unknown opcode2 `l.lwa'.
    >> arch/openrisc/include/asm/bitops/atomic.h:72: Error: unknown opcode2 `l.swa'.
    --
    arch/openrisc/include/asm/bitops/atomic.h: Assembler messages:
    >> arch/openrisc/include/asm/bitops/atomic.h:70: Error: unknown opcode2 `l.lwa'.
    >> arch/openrisc/include/asm/bitops/atomic.h:72: Error: unknown opcode2 `l.swa'.
    arch/openrisc/include/asm/bitops/atomic.h:18: Error: unknown opcode2 `l.lwa'.
    arch/openrisc/include/asm/bitops/atomic.h:20: Error: unknown opcode2 `l.swa'.

    vim +70 arch/openrisc/include/asm/bitops/atomic.h

    64 {
    65 unsigned long mask = BIT_MASK(nr);
    66 unsigned long *p = ((unsigned long *)addr) + BIT_WORD(nr);
    67 unsigned long old;
    68 unsigned long tmp;
    69
    > 70 __asm__ __volatile__(
    71 "1: l.lwa %0,0(%2) \n"
    > 72 " l.or %1,%0,%3 \n"
    73 " l.swa 0(%2),%1 \n"
    74 " l.bnf 1b \n"
    75 " l.nop \n"

    ---
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