Hi Kefeng, [auto build test ERROR on tty/tty-testing] [also build test ERROR on v4.6-rc2 next-20160404] [if your patch is applied to the wrong git tree, please drop us a note to help improving the system] url: https://github.com/0day-ci/linux/commits/Kefeng-Wang/serial-8250_dw-fix-wrong-logic-in-dw8250_check_lcr/20160405-104859 base: https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty.git tty-testing config: i386-randconfig-x009-201614 (attached as .config) reproduce: # save the attached .config to linux build tree make ARCH=i386 All errors (new ones prefixed by >>): drivers/tty/serial/8250/8250_dw.c: In function 'dw8250_check_lcr': >> drivers/tty/serial/8250/8250_dw.c:107:4: error: implicit declaration of function '__raw_writeq' [-Werror=implicit-function-declaration] __raw_writeq(value & 0xff, offset); ^ cc1: some warnings being treated as errors vim +/__raw_writeq +107 drivers/tty/serial/8250/8250_dw.c 6979f8d28 James Hogan 2013-12-10 101 if ((value & ~UART_LCR_SPAR) == (lcr & ~UART_LCR_SPAR)) c49436b65 Tim Kryger 2013-10-01 102 return; cdcea058e Noam Camus 2015-12-12 103 c49436b65 Tim Kryger 2013-10-01 104 dw8250_force_idle(p); cdcea058e Noam Camus 2015-12-12 105 8158f08d3 Kefeng Wang 2016-04-05 106 if (IS_ENABLED(CONFIG_64BIT) && p->type == PORT_OCTEON) cdcea058e Noam Camus 2015-12-12 @107 __raw_writeq(value & 0xff, offset); 8158f08d3 Kefeng Wang 2016-04-05 108 else if (p->iotype == UPIO_MEM32) cdcea058e Noam Camus 2015-12-12 109 writel(value, offset); 5a43140cc Noam Camus 2015-12-12 110 else if (p->iotype == UPIO_MEM32BE) :::::: The code at line 107 was first introduced by commit :::::: cdcea058e51008479545f29201b4fa577c59733c serial: 8250_dw: Avoid serial_outx code duplicate with new dw8250_check_lcr() :::::: TO: Noam Camus <noamc@xxxxxxxxxx> :::::: CC: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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