tree: https://git.kernel.org/pub/scm/linux/kernel/git/device-mapper/linux-dm.git block-dm-4.21-inflight head: d694c9be5e3948e25ce95162fac9ab47ecc8c589 commit: 2f111f36ecbedc0cff9e87cdca3bfecc71d210d5 [5/6] block: switch to per-cpu in-flight counters config: i386-randconfig-x001-201847 (attached as .config) compiler: gcc-7 (Debian 7.3.0-1) 7.3.0 reproduce: git checkout 2f111f36ecbedc0cff9e87cdca3bfecc71d210d5 # save the attached .config to linux build tree make ARCH=i386 All errors (new ones prefixed by >>): drivers//md/dm.c: In function 'md_in_flight': >> drivers//md/dm.c:651:40: error: 'struct hd_struct' has no member named 'in_flight' return atomic_read(&dm_disk(md)->part0.in_flight[READ]) + ^ drivers//md/dm.c:652:40: error: 'struct hd_struct' has no member named 'in_flight' atomic_read(&dm_disk(md)->part0.in_flight[WRITE]); ^ drivers//md/dm.c:653:1: warning: control reaches end of non-void function [-Wreturn-type] } ^ vim +651 drivers//md/dm.c ^1da177e Linus Torvalds 2005-04-16 648 4cc96131 Mike Snitzer 2016-05-12 649 int md_in_flight(struct mapped_device *md) 90abb8c4 Kiyoshi Ueda 2009-12-10 650 { 5fc19e40 Mikulas Patocka 2018-11-06 @651 return atomic_read(&dm_disk(md)->part0.in_flight[READ]) + 5fc19e40 Mikulas Patocka 2018-11-06 652 atomic_read(&dm_disk(md)->part0.in_flight[WRITE]); 90abb8c4 Kiyoshi Ueda 2009-12-10 653 } 90abb8c4 Kiyoshi Ueda 2009-12-10 654 :::::: The code at line 651 was first introduced by commit :::::: 5fc19e40ec570e8b403f8b073d3332b540834a77 dm: remove the pending variable :::::: TO: Mikulas Patocka <mpatocka@xxxxxxxxxx> :::::: CC: Mike Snitzer <snitzer@xxxxxxxxxx> --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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