Hi Akinobu, I love your patch! Yet something to improve: [auto build test ERROR on linus/master] [also build test ERROR on v5.3-rc1 next-20190722] [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/Akinobu-Mita/block-introduce-LED-block-device-activity-trigger/20190723-074956 config: x86_64-fedora-25 (attached as .config) compiler: gcc-7 (Debian 7.4.0-10) 7.4.0 reproduce: # save the attached .config to linux build tree make ARCH=x86_64 If you fix the issue, kindly add following tag Reported-by: kbuild test robot <lkp@xxxxxxxxx> All error/warnings (new ones prefixed by >>): In file included from drivers/block/umem.c:52:0: >> drivers/block/umem.h:39:19: error: expected identifier before numeric constant #define LED_OFF 0x00 ^ >> include/linux/leds.h:27:2: note: in expansion of macro 'LED_OFF' LED_OFF = 0, ^~~~~~~ vim +/LED_OFF +27 include/linux/leds.h af410fc1 Johannes Berg 2006-09-29 19 c72a1d60 Richard Purdie 2006-03-31 20 struct device; 5fd752b6 Baolin Wang 2018-10-11 21 struct led_pattern; c72a1d60 Richard Purdie 2006-03-31 22 /* c72a1d60 Richard Purdie 2006-03-31 23 * LED Core c72a1d60 Richard Purdie 2006-03-31 24 */ c72a1d60 Richard Purdie 2006-03-31 25 c72a1d60 Richard Purdie 2006-03-31 26 enum led_brightness { c72a1d60 Richard Purdie 2006-03-31 @27 LED_OFF = 0, 4e552c8c Andi Shyti 2017-01-05 28 LED_ON = 1, c72a1d60 Richard Purdie 2006-03-31 29 LED_HALF = 127, c72a1d60 Richard Purdie 2006-03-31 30 LED_FULL = 255, c72a1d60 Richard Purdie 2006-03-31 31 }; c72a1d60 Richard Purdie 2006-03-31 32 :::::: The code at line 27 was first introduced by commit :::::: c72a1d608dd0eb3d553a08bfdf1c0041bebaa8a0 [PATCH] LED: add LED class :::::: TO: Richard Purdie <rpurdie@xxxxxxxxx> :::::: CC: Linus Torvalds <torvalds@xxxxxxxxxxx> --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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