Messages in this thread |  | | Date | Mon, 25 Apr 2022 09:30:24 +0800 | From | kernel test robot <> | Subject | [mingo-tip:sched/headers 1805/2579] include/linux/gfp_api.h:26:27: sparse: sparse: restricted gfp_t degrades to integer |
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tree: git://git.kernel.org/pub/scm/linux/kernel/git/mingo/tip.git sched/headers head: 49e1ec6c70a6eb4b7de9250a455b8b63eb42afbe commit: ae3f246b57ee3809edbb8b4bc6f887cc0e9e2f9e [1805/2579] headers/deps: mm: Create <linux/gfp_api.h> config: i386-randconfig-s001 (https://download.01.org/0day-ci/archive/20220425/202204250949.KPASl3Sz-lkp@intel.com/config) compiler: gcc-11 (Debian 11.2.0-20) 11.2.0 reproduce: # apt-get install sparse # sparse version: v0.6.4-dirty # https://git.kernel.org/pub/scm/linux/kernel/git/mingo/tip.git/commit/?id=ae3f246b57ee3809edbb8b4bc6f887cc0e9e2f9e git remote add mingo-tip git://git.kernel.org/pub/scm/linux/kernel/git/mingo/tip.git git fetch --no-tags mingo-tip sched/headers git checkout ae3f246b57ee3809edbb8b4bc6f887cc0e9e2f9e # save the config file mkdir build_dir && cp config build_dir/.config make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=i386 SHELL=/bin/bash
If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@intel.com>
sparse warnings: (new ones prefixed by >>) mm/page_owner.c: note: in included file (through include/linux/mm.h, include/linux/mm_api.h): >> include/linux/gfp_api.h:26:27: sparse: sparse: restricted gfp_t degrades to integer >> include/linux/gfp_api.h:26:27: sparse: sparse: restricted gfp_t degrades to integer >> include/linux/gfp_api.h:26:27: sparse: sparse: restricted gfp_t degrades to integer -- mm/compaction.c: note: in included file (through include/trace/trace_events.h, include/trace/define_trace.h, include/trace/events/compaction.h): include/trace/events/compaction.h:155:1: sparse: sparse: cast from restricted gfp_t include/trace/events/compaction.h:155:1: sparse: sparse: cast from restricted gfp_t include/trace/events/compaction.h:155:1: sparse: sparse: cast from restricted gfp_t include/trace/events/compaction.h:155:1: sparse: sparse: cast from restricted gfp_t include/trace/events/compaction.h:155:1: sparse: sparse: cast from restricted gfp_t include/trace/events/compaction.h:155:1: sparse: sparse: cast from restricted gfp_t include/trace/events/compaction.h:155:1: sparse: sparse: cast from restricted gfp_t include/trace/events/compaction.h:155:1: sparse: sparse: cast from restricted gfp_t include/trace/events/compaction.h:155:1: sparse: sparse: cast from restricted gfp_t include/trace/events/compaction.h:155:1: sparse: sparse: cast from restricted gfp_t include/trace/events/compaction.h:155:1: sparse: sparse: cast from restricted gfp_t include/trace/events/compaction.h:155:1: sparse: sparse: cast from restricted gfp_t include/trace/events/compaction.h:155:1: sparse: sparse: cast from restricted gfp_t include/trace/events/compaction.h:155:1: sparse: sparse: cast from restricted gfp_t include/trace/events/compaction.h:155:1: sparse: sparse: cast from restricted gfp_t include/trace/events/compaction.h:155:1: sparse: sparse: cast from restricted gfp_t include/trace/events/compaction.h:155:1: sparse: sparse: cast from restricted gfp_t include/trace/events/compaction.h:155:1: sparse: sparse: cast from restricted gfp_t include/trace/events/compaction.h:155:1: sparse: sparse: cast from restricted gfp_t include/trace/events/compaction.h:155:1: sparse: sparse: cast from restricted gfp_t include/trace/events/compaction.h:155:1: sparse: sparse: cast from restricted gfp_t include/trace/events/compaction.h:155:1: sparse: sparse: cast from restricted gfp_t include/trace/events/compaction.h:155:1: sparse: sparse: cast from restricted gfp_t include/trace/events/compaction.h:155:1: sparse: sparse: cast from restricted gfp_t include/trace/events/compaction.h:155:1: sparse: sparse: cast from restricted gfp_t include/trace/events/compaction.h:155:1: sparse: sparse: cast from restricted gfp_t include/trace/events/compaction.h:155:1: sparse: sparse: cast from restricted gfp_t include/trace/events/compaction.h:155:1: sparse: sparse: cast from restricted gfp_t include/trace/events/compaction.h:155:1: sparse: sparse: cast from restricted gfp_t include/trace/events/compaction.h:155:1: sparse: sparse: cast from restricted gfp_t include/trace/events/compaction.h:155:1: sparse: sparse: cast from restricted gfp_t include/trace/events/compaction.h:155:1: sparse: sparse: cast from restricted gfp_t include/trace/events/compaction.h:155:1: sparse: sparse: cast from restricted gfp_t include/trace/events/compaction.h:155:1: sparse: sparse: cast from restricted gfp_t include/trace/events/compaction.h:155:1: sparse: sparse: cast from restricted gfp_t include/trace/events/compaction.h:155:1: sparse: sparse: cast from restricted gfp_t include/trace/events/compaction.h:155:1: sparse: sparse: incorrect type in argument 3 (different base types) @@ expected unsigned long flags @@ got restricted gfp_t [usertype] gfp_mask @@ include/trace/events/compaction.h:155:1: sparse: expected unsigned long flags include/trace/events/compaction.h:155:1: sparse: got restricted gfp_t [usertype] gfp_mask mm/compaction.c: note: in included file (through include/trace/trace_events.h, include/trace/define_trace.h, include/trace/events/compaction.h): include/trace/events/compaction.h:155:1: sparse: sparse: cast to restricted gfp_t include/trace/events/compaction.h:155:1: sparse: sparse: cast to restricted gfp_t include/trace/events/compaction.h:155:1: sparse: sparse: restricted gfp_t degrades to integer include/trace/events/compaction.h:155:1: sparse: sparse: restricted gfp_t degrades to integer mm/compaction.c:2619:39: sparse: sparse: incorrect type in initializer (different base types) @@ expected int may_perform_io @@ got restricted gfp_t @@ mm/compaction.c:2619:39: sparse: expected int may_perform_io mm/compaction.c:2619:39: sparse: got restricted gfp_t mm/compaction.c:555:39: sparse: sparse: context imbalance in 'compact_unlock_should_abort' - unexpected unlock mm/compaction.c:675:39: sparse: sparse: context imbalance in 'isolate_freepages_block' - unexpected unlock mm/compaction.c: note: in included file (through include/linux/mm.h, include/linux/huge_mm.h): >> include/linux/gfp_api.h:26:27: sparse: sparse: restricted gfp_t degrades to integer -- mm/page_alloc.c: note: in included file (through include/linux/mm.h, include/linux/huge_mm.h): >> include/linux/gfp_api.h:26:27: sparse: sparse: restricted gfp_t degrades to integer >> include/linux/gfp_api.h:26:27: sparse: sparse: restricted gfp_t degrades to integer >> include/linux/gfp_api.h:26:27: sparse: sparse: restricted gfp_t degrades to integer >> include/linux/gfp_api.h:26:27: sparse: sparse: restricted gfp_t degrades to integer >> include/linux/gfp_api.h:26:27: sparse: sparse: restricted gfp_t degrades to integer >> include/linux/gfp_api.h:26:27: sparse: sparse: restricted gfp_t degrades to integer
vim +26 include/linux/gfp_api.h
15 16 static inline int gfp_migratetype(const gfp_t gfp_flags) 17 { 18 VM_WARN_ON((gfp_flags & GFP_MOVABLE_MASK) == GFP_MOVABLE_MASK); 19 BUILD_BUG_ON((1UL << GFP_MOVABLE_SHIFT) != ___GFP_MOVABLE); 20 BUILD_BUG_ON((___GFP_MOVABLE >> GFP_MOVABLE_SHIFT) != MIGRATE_MOVABLE); 21 22 if (unlikely(page_group_by_mobility_disabled)) 23 return MIGRATE_UNMOVABLE; 24 25 /* Group based on mobility */ > 26 return (gfp_flags & GFP_MOVABLE_MASK) >> GFP_MOVABLE_SHIFT; 27 } 28 #undef GFP_MOVABLE_MASK 29 #undef GFP_MOVABLE_SHIFT 30
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