Hi Tetsuo, I love your patch! Yet something to improve: [auto build test ERROR on linus/master] [also build test ERROR on v4.19 next-20181102] [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/Tetsuo-Handa/printk-Add-line-buffered-printk-API/20181103-010234 config: i386-randconfig-x002-201843 (attached as .config) compiler: gcc-7 (Debian 7.3.0-1) 7.3.0 reproduce: # save the attached .config to linux build tree make ARCH=i386 All errors (new ones prefixed by >>): In file included from kernel/printk/printk_buffered.c:5:0: >> kernel/printk/internal.h:28:8: error: unknown type name 'raw_spinlock_t' extern raw_spinlock_t logbuf_lock; ^~~~~~~~~~~~~~ vim +/raw_spinlock_t +28 kernel/printk/internal.h f956d1a3 Tetsuo Handa 2018-11-02 27 099f1c84 Sergey Senozhatsky 2016-12-27 @28 extern raw_spinlock_t logbuf_lock; 099f1c84 Sergey Senozhatsky 2016-12-27 29 :::::: The code at line 28 was first introduced by commit :::::: 099f1c84c0052ec1b27f1c3942eed5830d86bdbb printk: introduce per-cpu safe_print seq buffer :::::: TO: Sergey Senozhatsky <sergey.senozhatsky@xxxxxxxxx> :::::: CC: Petr Mladek <pmladek@xxxxxxxx> --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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