Hi Olliver, [auto build test ERROR on tty/tty-testing] [also build test ERROR on v4.11-rc4 next-20170330] [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/Olliver-Schinagl/serial-Do-not-treat-the-IIR-register-as-a-bitfield/20170330-165826 base: https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty.git tty-testing config: x86_64-randconfig-i0-201713 (attached as .config) compiler: gcc-4.9 (Debian 4.9.4-2) 4.9.4 reproduce: # save the attached .config to linux build tree make ARCH=x86_64 All errors (new ones prefixed by >>): drivers/net//irda/smsc-ircc2.c: In function 'smsc_ircc_interrupt_sir': >> drivers/net//irda/smsc-ircc2.c:1582:33: error: 'UART_IIR_ID' undeclared (first use in this function) iir = inb(iobase + UART_IIR) & UART_IIR_ID; ^ drivers/net//irda/smsc-ircc2.c:1582:33: note: each undeclared identifier is reported only once for each function it appears in vim +/UART_IIR_ID +1582 drivers/net//irda/smsc-ircc2.c ^1da177e Linus Torvalds 2005-04-16 1576 25985edc Lucas De Marchi 2011-03-30 1577 /* Already locked coming here in smsc_ircc_interrupt() */ ^1da177e Linus Torvalds 2005-04-16 1578 /*spin_lock(&self->lock);*/ ^1da177e Linus Torvalds 2005-04-16 1579 ^1da177e Linus Torvalds 2005-04-16 1580 iobase = self->io.sir_base; ^1da177e Linus Torvalds 2005-04-16 1581 ^1da177e Linus Torvalds 2005-04-16 @1582 iir = inb(iobase + UART_IIR) & UART_IIR_ID; ^1da177e Linus Torvalds 2005-04-16 1583 if (iir == 0) ^1da177e Linus Torvalds 2005-04-16 1584 return IRQ_NONE; ^1da177e Linus Torvalds 2005-04-16 1585 while (iir) { :::::: The code at line 1582 was first introduced by commit :::::: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 Linux-2.6.12-rc2 :::::: TO: Linus Torvalds <torvalds@xxxxxxxxxxxxxxx> :::::: CC: Linus Torvalds <torvalds@xxxxxxxxxxxxxxx> --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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