tree: https://github.com/zen-kernel/zen-kernel 5.6/muqss head: 4c7261c9aa7d3cacc13cffb5ae4e270bc421bbcd commit: edbc5ae3fb7ae074a02e40802df66ae90ff4888e [1/20] MultiQueue Skiplist Scheduler v0.198 config: i386-allyesconfig (attached as .config) compiler: gcc-7 (Ubuntu 7.5.0-6ubuntu2) 7.5.0 reproduce: # apt-get install sparse # sparse version: v0.6.1-240-gf0fe1cd9-dirty git checkout edbc5ae3fb7ae074a02e40802df66ae90ff4888e # save the attached .config to linux build tree make W=1 C=1 ARCH=i386 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' If you fix the issue, kindly add following tag as appropriate Reported-by: kbuild test robot <lkp(a)intel.com&gt; sparse warnings: (new ones prefixed by >>) kernel/sched/topology.c:92:56: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct sched_domain *sd @@ got struct sched_domaistruct sched_domain *sd @@ kernel/sched/topology.c:92:56: sparse: expected struct sched_domain *sd kernel/sched/topology.c:92:56: sparse: got struct sched_domain [noderef] <asn:4> *child kernel/sched/topology.c:111:60: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct sched_domain *sd @@ got struct sched_domaistruct sched_domain *sd @@ kernel/sched/topology.c:111:60: sparse: expected struct sched_domain *sd kernel/sched/topology.c:111:60: sparse: got struct sched_domain [noderef] <asn:4> *parent kernel/sched/topology.c:134:20: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct sched_domain *sd @@ got struct sched_domaistruct sched_domain *sd @@ kernel/sched/topology.c:134:20: sparse: expected struct sched_domain *sd kernel/sched/topology.c:134:20: sparse: got struct sched_domain [noderef] <asn:4> *parent kernel/sched/topology.c:408:9: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/topology.c:408:9: sparse: struct perf_domain [noderef] <asn:4> * kernel/sched/topology.c:408:9: sparse: struct perf_domain * kernel/sched/topology.c:417:9: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/topology.c:417:9: sparse: struct perf_domain [noderef] <asn:4> * kernel/sched/topology.c:417:9: sparse: struct perf_domain * kernel/sched/topology.c:606:49: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected struct sched_domain *parent @@ got struct sched_domaistruct sched_domain *parent @@ kernel/sched/topology.c:606:49: sparse: expected struct sched_domain *parent kernel/sched/topology.c:606:49: sparse: got struct sched_domain [noderef] <asn:4> *parent kernel/sched/topology.c:627:1: sparse: sparse: symbol 'sd_llc' redeclared with different type (different address spaces): kernel/sched/topology.c:627:1: sparse: struct sched_domain [noderef] <asn:4> *[addressable] [noderef] [toplevel] <asn:3> sd_llc kernel/sched/MuQSS.h:581:1: sparse: note: previously declared as: kernel/sched/MuQSS.h:581:1: sparse: struct sched_domain *extern [addressable] [noderef] [toplevel] <asn:3> sd_llc kernel/sched/topology.c:630:1: sparse: sparse: symbol 'sd_llc_shared' redeclared with different type (different address spaces): kernel/sched/topology.c:630:1: sparse: struct sched_domain_shared [noderef] <asn:4> *[addressable] [noderef] [toplevel] <asn:3> sd_llc_shared kernel/sched/MuQSS.h:584:1: sparse: note: previously declared as: kernel/sched/MuQSS.h:584:1: sparse: struct sched_domain_shared *extern [addressable] [noderef] [toplevel] <asn:3> sd_llc_shared kernel/sched/topology.c:631:1: sparse: sparse: symbol 'sd_numa' redeclared with different type (different address spaces): kernel/sched/topology.c:631:1: sparse: struct sched_domain [noderef] <asn:4> *[addressable] [noderef] [toplevel] <asn:3> sd_numa kernel/sched/MuQSS.h:585:1: sparse: note: previously declared as: kernel/sched/MuQSS.h:585:1: sparse: struct sched_domain *extern [addressable] [noderef] [toplevel] <asn:3> sd_numa kernel/sched/topology.c:632:1: sparse: sparse: symbol 'sd_asym_packing' redeclared with different type (different address spaces): kernel/sched/topology.c:632:1: sparse: struct sched_domain [noderef] <asn:4> *[addressable] [noderef] [toplevel] <asn:3> sd_asym_packing kernel/sched/MuQSS.h:586:1: sparse: note: previously declared as: kernel/sched/MuQSS.h:586:1: sparse: struct sched_domain *extern [addressable] [noderef] [toplevel] <asn:3> sd_asym_packing kernel/sched/topology.c:633:1: sparse: sparse: symbol 'sd_asym_cpucapacity' redeclared with different type (different address spaces): kernel/sched/topology.c:633:1: sparse: struct sched_domain [noderef] <asn:4> *[addressable] [noderef] [toplevel] <asn:3> sd_asym_cpucapacity kernel/sched/MuQSS.h:587:1: sparse: note: previously declared as: kernel/sched/MuQSS.h:587:1: sparse: struct sched_domain *extern [addressable] [noderef] [toplevel] <asn:3> sd_asym_cpucapacity kernel/sched/topology.c:677:50: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected struct sched_domain *parent @@ got struct sched_domaistruct sched_domain *parent @@ kernel/sched/topology.c:677:50: sparse: expected struct sched_domain *parent kernel/sched/topology.c:677:50: sparse: got struct sched_domain [noderef] <asn:4> *parent kernel/sched/topology.c:684:55: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct sched_domain [noderef] <asn:4> *[noderef] <asn:4> child @@ got ref] <asn:4> *[noderef] <asn:4> child @@ kernel/sched/topology.c:684:55: sparse: expected struct sched_domain [noderef] <asn:4> *[noderef] <asn:4> child kernel/sched/topology.c:684:55: sparse: got struct sched_domain *[assigned] tmp kernel/sched/topology.c:694:29: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct sched_domain *[assigned] tmp @@ got struct struct sched_domain *[assigned] tmp @@ kernel/sched/topology.c:694:29: sparse: expected struct sched_domain *[assigned] tmp kernel/sched/topology.c:694:29: sparse: got struct sched_domain [noderef] <asn:4> *parent kernel/sched/topology.c:699:20: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct sched_domain *sd @@ got struct sched_domaistruct sched_domain *sd @@ kernel/sched/topology.c:699:20: sparse: expected struct sched_domain *sd kernel/sched/topology.c:699:20: sparse: got struct sched_domain [noderef] <asn:4> *parent kernel/sched/topology.c:709:9: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/topology.c:709:9: sparse: struct sched_domain [noderef] <asn:4> * kernel/sched/topology.c:709:9: sparse: struct sched_domain * kernel/sched/topology.c:870:70: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct sched_domain *sd @@ got struct sched_domaistruct sched_domain *sd @@ kernel/sched/topology.c:870:70: sparse: expected struct sched_domain *sd kernel/sched/topology.c:870:70: sparse: got struct sched_domain [noderef] <asn:4> *child kernel/sched/topology.c:899:59: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct sched_domain *sd @@ got struct sched_domaistruct sched_domain *sd @@ kernel/sched/topology.c:899:59: sparse: expected struct sched_domain *sd kernel/sched/topology.c:899:59: sparse: got struct sched_domain [noderef] <asn:4> *child kernel/sched/topology.c:1069:40: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected struct sched_domain *child @@ got struct sched_domaistruct sched_domain *child @@ kernel/sched/topology.c:1069:40: sparse: expected struct sched_domain *child kernel/sched/topology.c:1069:40: sparse: got struct sched_domain [noderef] <asn:4> *child kernel/sched/topology.c:1373:43: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected struct sched_domain [noderef] <asn:4> *child @@ got n [noderef] <asn:4> *child @@ kernel/sched/topology.c:1373:43: sparse: expected struct sched_domain [noderef] <asn:4> *child kernel/sched/topology.c:1373:43: sparse: got struct sched_domain *child kernel/sched/topology.c:1395:17: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct sched_domain *t @@ got struct sched_domaistruct sched_domain *t @@ kernel/sched/topology.c:1395:17: sparse: expected struct sched_domain *t kernel/sched/topology.c:1395:17: sparse: got struct sched_domain [noderef] <asn:4> *child kernel/sched/topology.c:1870:31: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct sched_domain [noderef] <asn:4> *parent @@ got n [noderef] <asn:4> *parent @@ kernel/sched/topology.c:1870:31: sparse: expected struct sched_domain [noderef] <asn:4> *parent kernel/sched/topology.c:1870:31: sparse: got struct sched_domain *sd kernel/sched/topology.c:2039:57: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct sched_domain *[assigned] sd @@ got struct struct sched_domain *[assigned] sd @@ kernel/sched/topology.c:2039:57: sparse: expected struct sched_domain *[assigned] sd kernel/sched/topology.c:2039:57: sparse: got struct sched_domain [noderef] <asn:4> *parent kernel/sched/topology.c:2056:57: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct sched_domain *[assigned] sd @@ got struct struct sched_domain *[assigned] sd @@ kernel/sched/topology.c:2056:57: sparse: expected struct sched_domain *[assigned] sd kernel/sched/topology.c:2056:57: sparse: got struct sched_domain [noderef] <asn:4> *parent kernel/sched/MuQSS.h:560:9: sparse: struct sched_domain [noderef] <asn:4> * kernel/sched/MuQSS.h:560:9: sparse: struct sched_domain * kernel/sched/MuQSS.h:573:9: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/MuQSS.h:573:9: sparse: struct sched_domain [noderef] <asn:4> * kernel/sched/MuQSS.h:573:9: sparse: struct sched_domain * kernel/sched/MuQSS.h:560:9: sparse: struct sched_domain [noderef] <asn:4> * kernel/sched/MuQSS.h:560:9: sparse: struct sched_domain * kernel/sched/MuQSS.h:573:9: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/MuQSS.h:573:9: sparse: struct sched_domain [noderef] <asn:4> * kernel/sched/MuQSS.h:573:9: sparse: struct sched_domain * -- kernel/sched/MuQSS.c:1707:17: sparse: struct sched_domain [noderef] <asn:4> * kernel/sched/MuQSS.c:1707:17: sparse: struct sched_domain * kernel/sched/MuQSS.c:1848:27: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/MuQSS.c:1848:27: sparse: struct task_struct [noderef] <asn:4> * kernel/sched/MuQSS.c:1848:27: sparse: struct task_struct * kernel/sched/MuQSS.c:2382:16: sparse: expected struct task_struct *parent kernel/sched/MuQSS.c:2382:16: sparse: got struct task_struct [noderef] <asn:4> *parent kernel/sched/MuQSS.c:4118:17: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/MuQSS.c:4118:17: sparse: struct task_struct [noderef] <asn:4> * kernel/sched/MuQSS.c:4118:17: sparse: struct task_struct * kernel/sched/MuQSS.c:5976:9: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/MuQSS.c:5976:9: sparse: struct task_struct [noderef] <asn:4> * kernel/sched/MuQSS.c:5976:9: sparse: struct task_struct * kernel/sched/MuQSS.c:6054:9: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/MuQSS.c:6054:9: sparse: struct sched_domain [noderef] <asn:4> * kernel/sched/MuQSS.c:6054:9: sparse: struct sched_domain * kernel/sched/MuQSS.c:6461:9: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/MuQSS.c:6461:9: sparse: struct sched_domain [noderef] <asn:4> * kernel/sched/MuQSS.c:6461:9: sparse: struct sched_domain * kernel/sched/MuQSS.c:6468:9: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/MuQSS.c:6468:9: sparse: struct sched_domain [noderef] <asn:4> * kernel/sched/MuQSS.c:6468:9: sparse: struct sched_domain * kernel/sched/MuQSS.c:6817:17: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/MuQSS.c:6817:17: sparse: struct sched_domain [noderef] <asn:4> * kernel/sched/MuQSS.c:6817:17: sparse: struct sched_domain * kernel/sched/MuQSS.h:771:16: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/MuQSS.h:771:16: sparse: struct update_util_data [noderef] <asn:4> * kernel/sched/MuQSS.h:771:16: sparse: struct update_util_data * vim +560 kernel/sched/MuQSS.h 546 547 /** 548 * highest_flag_domain - Return highest sched_domain containing flag. 549 * @cpu: The cpu whose highest level of sched domain is to 550 * be returned. 551 * @flag: The flag to check for the highest sched_domain 552 * for the given cpu. 553 * 554 * Returns the highest sched_domain of a cpu which contains the given flag. 555 */ 556 static inline struct sched_domain *highest_flag_domain(int cpu, int flag) 557 { 558 struct sched_domain *sd, *hsd = NULL; 559 561 if (!(sd->flags & flag)) 562 break; 563 hsd = sd; 564 } 565 566 return hsd; 567 } 568 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org