Hi Matthew, [auto build test ERROR on drm-intel/for-linux-next] [also build test ERROR on next-20170726] [cannot apply to v4.13-rc2] [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/Matthew-Auld/huge-gtt-pages/20170727-150519 base: git://anongit.freedesktop.org/drm-intel for-linux-next config: i386-randconfig-x015-201730 (attached as .config) compiler: gcc-6 (Debian 6.2.0-3) 6.2.0 20160901 reproduce: # save the attached .config to linux build tree make ARCH=i386 All errors (new ones prefixed by >>): In file included from include/linux/printk.h:6:0, from include/linux/kernel.h:13, from include/linux/list.h:8, from include/linux/agp_backend.h:33, from include/drm/drmP.h:35, from drivers/gpu/drm/i915/i915_gem.c:28: drivers/gpu/drm/i915/selftests/huge_pages.c: In function 'igt_mock_ppgtt_huge_fill': >> include/linux/kern_levels.h:4:18: error: format '%lx' expects argument of type 'long unsigned int', but argument 4 has type 'size_t {aka unsigned int}' [-Werror=format=] #define KERN_SOH "\001" /* ASCII Start Of Header */ ^ include/linux/kern_levels.h:11:22: note: in expansion of macro 'KERN_SOH' #define KERN_WARNING KERN_SOH "4" /* warning conditions */ ^~~~~~~~ drivers/gpu/drm/i915/i915_selftest.h:102:21: note: in expansion of macro 'KERN_WARNING' __igt_timeout((t), KERN_WARNING pr_fmt(fmt), ##__VA_ARGS__) ^~~~~~~~~~~~ drivers/gpu/drm/i915/selftests/huge_pages.c:249:7: note: in expansion of macro 'igt_timeout' if (igt_timeout(end_time, ^~~~~~~~~~~ In file included from drivers/gpu/drm/i915/i915_gem.c:5388:0: drivers/gpu/drm/i915/selftests/huge_pages.c: In function 'get_largest_page_size': drivers/gpu/drm/i915/selftests/huge_pages.c:51:1: error: control reaches end of non-void function [-Werror=return-type] } ^ Cyclomatic Complexity 5 include/linux/compiler.h:__read_once_size Cyclomatic Complexity 5 include/linux/compiler.h:__write_once_size Cyclomatic Complexity 2 arch/x86/include/asm/bitops.h:set_bit Cyclomatic Complexity 1 arch/x86/include/asm/bitops.h:__set_bit Cyclomatic Complexity 2 arch/x86/include/asm/bitops.h:clear_bit Cyclomatic Complexity 1 arch/x86/include/asm/bitops.h:constant_test_bit Cyclomatic Complexity 1 arch/x86/include/asm/bitops.h:variable_test_bit Cyclomatic Complexity 1 arch/x86/include/asm/bitops.h:__ffs Cyclomatic Complexity 1 arch/x86/include/asm/bitops.h:fls Cyclomatic Complexity 1 include/linux/bitops.h:fls_long Cyclomatic Complexity 1 include/linux/log2.h:__ilog2_u32 Cyclomatic Complexity 1 include/linux/log2.h:__roundup_pow_of_two Cyclomatic Complexity 1 include/linux/list.h:INIT_LIST_HEAD Cyclomatic Complexity 1 include/linux/list.h:__list_del Cyclomatic Complexity 1 include/linux/list.h:list_empty Cyclomatic Complexity 1 include/linux/list.h:__list_splice Cyclomatic Complexity 2 include/linux/list.h:list_splice Cyclomatic Complexity 1 include/linux/err.h:ERR_PTR Cyclomatic Complexity 1 include/linux/err.h:PTR_ERR Cyclomatic Complexity 1 include/linux/err.h:ERR_CAST Cyclomatic Complexity 1 arch/x86/include/asm/current.h:get_current Cyclomatic Complexity 1 arch/x86/include/asm/atomic.h:atomic_read Cyclomatic Complexity 1 arch/x86/include/asm/atomic.h:atomic_set Cyclomatic Complexity 1 arch/x86/include/asm/atomic.h:atomic_inc Cyclomatic Complexity 1 arch/x86/include/asm/atomic.h:atomic_dec Cyclomatic Complexity 1 arch/x86/include/asm/atomic.h:atomic_dec_and_test Cyclomatic Complexity 1 arch/x86/include/asm/atomic.h:atomic_add_return Cyclomatic Complexity 2 arch/x86/include/asm/atomic.h:atomic_try_cmpxchg Cyclomatic Complexity 1 arch/x86/include/asm/atomic.h:atomic_and Cyclomatic Complexity 1 arch/x86/include/asm/atomic.h:atomic_or Cyclomatic Complexity 3 arch/x86/include/asm/atomic.h:__atomic_add_unless Cyclomatic Complexity 1 include/linux/atomic.h:atomic_add_unless Cyclomatic Complexity 1 include/linux/atomic.h:atomic_andnot Cyclomatic Complexity 1 include/asm-generic/atomic-long.h:atomic_long_read Cyclomatic Complexity 1 include/asm-generic/getorder.h:__get_order Cyclomatic Complexity 1 arch/x86/include/asm/paravirt.h:arch_local_save_flags Cyclomatic Complexity 1 arch/x86/include/asm/paravirt.h:arch_local_irq_restore Cyclomatic Complexity 1 arch/x86/include/asm/paravirt.h:arch_local_irq_disable Cyclomatic Complexity 1 arch/x86/include/asm/paravirt.h:arch_local_irq_save Cyclomatic Complexity 1 arch/x86/include/asm/special_insns.h:clflush Cyclomatic Complexity 1 arch/x86/include/asm/irqflags.h:arch_irqs_disabled_flags Cyclomatic Complexity 1 arch/x86/include/asm/processor.h:rep_nop Cyclomatic Complexity 1 arch/x86/include/asm/processor.h:cpu_relax Cyclomatic Complexity 3 arch/x86/include/asm/cpufeature.h:_static_cpu_has Cyclomatic Complexity 2 include/linux/thread_info.h:check_object_size Cyclomatic Complexity 4 include/linux/thread_info.h:check_copy_size Cyclomatic Complexity 1 arch/x86/include/asm/preempt.h:preempt_count Cyclomatic Complexity 5 arch/x86/include/asm/preempt.h:__preempt_count_add Cyclomatic Complexity 5 arch/x86/include/asm/preempt.h:__preempt_count_sub Cyclomatic Complexity 1 include/linux/rcupdate.h:__rcu_read_lock Cyclomatic Complexity 1 include/linux/rcupdate.h:__rcu_read_unlock Cyclomatic Complexity 1 include/linux/spinlock.h:spinlock_check Cyclomatic Complexity 1 include/linux/spinlock.h:spin_lock Cyclomatic Complexity 1 include/linux/spinlock.h:spin_lock_irq Cyclomatic Complexity 1 include/linux/spinlock.h:spin_unlock Cyclomatic Complexity 1 include/linux/spinlock.h:spin_unlock_irq Cyclomatic Complexity 1 include/linux/spinlock.h:spin_unlock_irqrestore Cyclomatic Complexity 1 include/linux/seqlock.h:raw_read_seqcount Cyclomatic Complexity 1 include/linux/jiffies.h:_msecs_to_jiffies Cyclomatic Complexity 3 include/linux/jiffies.h:msecs_to_jiffies Cyclomatic Complexity 1 include/linux/jiffies.h:_usecs_to_jiffies Cyclomatic Complexity 3 include/linux/jiffies.h:usecs_to_jiffies Cyclomatic Complexity 1 include/linux/rcutiny.h:rcu_is_watching Cyclomatic Complexity 1 include/linux/radix-tree.h:radix_tree_is_internal_node Cyclomatic Complexity 1 include/linux/radix-tree.h:iter_shift Cyclomatic Complexity 1 include/linux/radix-tree.h:radix_tree_iter_init Cyclomatic Complexity 1 include/linux/radix-tree.h:__radix_tree_iter_add Cyclomatic Complexity 1 include/linux/radix-tree.h:radix_tree_chunk_size Cyclomatic Complexity 1 include/linux/radix-tree.h:__radix_tree_next_slot Cyclomatic Complexity 9 include/linux/radix-tree.h:radix_tree_next_slot Cyclomatic Complexity 1 include/linux/nodemask.h:node_state Cyclomatic Complexity 1 include/linux/workqueue.h:__init_work Cyclomatic Complexity 1 include/linux/llist.h:init_llist_head Cyclomatic Complexity 1 include/linux/llist.h:llist_empty Cyclomatic Complexity 1 include/linux/llist.h:llist_del_all Cyclomatic Complexity 1 arch/x86/include/asm/topology.h:numa_node_id Cyclomatic Complexity 1 include/linux/topology.h:numa_mem_id Cyclomatic Complexity 1 include/linux/sched.h:need_resched Cyclomatic Complexity 1 include/linux/device.h:dev_set_drvdata Cyclomatic Complexity 1 include/linux/page_ref.h:page_ref_count Cyclomatic Complexity 1 include/linux/page_ref.h:page_ref_dec_and_test Cyclomatic Complexity 1 arch/x86/include/asm/io.h:readl Cyclomatic Complexity 1 include/linux/fs.h:file_inode Cyclomatic Complexity 3 include/linux/mm.h:is_vmalloc_addr -- In file included from include/linux/printk.h:6:0, from include/linux/kernel.h:13, from include/linux/list.h:8, from include/linux/agp_backend.h:33, from include/drm/drmP.h:35, from drivers/gpu//drm/i915/i915_gem.c:28: drivers/gpu//drm/i915/selftests/huge_pages.c: In function 'igt_mock_ppgtt_huge_fill': >> include/linux/kern_levels.h:4:18: error: format '%lx' expects argument of type 'long unsigned int', but argument 4 has type 'size_t {aka unsigned int}' [-Werror=format=] #define KERN_SOH "\001" /* ASCII Start Of Header */ ^ include/linux/kern_levels.h:11:22: note: in expansion of macro 'KERN_SOH' #define KERN_WARNING KERN_SOH "4" /* warning conditions */ ^~~~~~~~ drivers/gpu//drm/i915/i915_selftest.h:102:21: note: in expansion of macro 'KERN_WARNING' __igt_timeout((t), KERN_WARNING pr_fmt(fmt), ##__VA_ARGS__) ^~~~~~~~~~~~ drivers/gpu//drm/i915/selftests/huge_pages.c:249:7: note: in expansion of macro 'igt_timeout' if (igt_timeout(end_time, ^~~~~~~~~~~ In file included from drivers/gpu//drm/i915/i915_gem.c:5388:0: drivers/gpu//drm/i915/selftests/huge_pages.c: In function 'get_largest_page_size': drivers/gpu//drm/i915/selftests/huge_pages.c:51:1: error: control reaches end of non-void function [-Werror=return-type] } ^ Cyclomatic Complexity 5 include/linux/compiler.h:__read_once_size Cyclomatic Complexity 5 include/linux/compiler.h:__write_once_size Cyclomatic Complexity 2 arch/x86/include/asm/bitops.h:set_bit Cyclomatic Complexity 1 arch/x86/include/asm/bitops.h:__set_bit Cyclomatic Complexity 2 arch/x86/include/asm/bitops.h:clear_bit Cyclomatic Complexity 1 arch/x86/include/asm/bitops.h:constant_test_bit Cyclomatic Complexity 1 arch/x86/include/asm/bitops.h:variable_test_bit Cyclomatic Complexity 1 arch/x86/include/asm/bitops.h:__ffs Cyclomatic Complexity 1 arch/x86/include/asm/bitops.h:fls Cyclomatic Complexity 1 include/linux/bitops.h:fls_long Cyclomatic Complexity 1 include/linux/log2.h:__ilog2_u32 Cyclomatic Complexity 1 include/linux/log2.h:__roundup_pow_of_two Cyclomatic Complexity 1 include/linux/list.h:INIT_LIST_HEAD Cyclomatic Complexity 1 include/linux/list.h:__list_del Cyclomatic Complexity 1 include/linux/list.h:list_empty Cyclomatic Complexity 1 include/linux/list.h:__list_splice Cyclomatic Complexity 2 include/linux/list.h:list_splice Cyclomatic Complexity 1 include/linux/err.h:ERR_PTR Cyclomatic Complexity 1 include/linux/err.h:PTR_ERR Cyclomatic Complexity 1 include/linux/err.h:ERR_CAST Cyclomatic Complexity 1 arch/x86/include/asm/current.h:get_current Cyclomatic Complexity 1 arch/x86/include/asm/atomic.h:atomic_read Cyclomatic Complexity 1 arch/x86/include/asm/atomic.h:atomic_set Cyclomatic Complexity 1 arch/x86/include/asm/atomic.h:atomic_inc Cyclomatic Complexity 1 arch/x86/include/asm/atomic.h:atomic_dec Cyclomatic Complexity 1 arch/x86/include/asm/atomic.h:atomic_dec_and_test Cyclomatic Complexity 1 arch/x86/include/asm/atomic.h:atomic_add_return Cyclomatic Complexity 2 arch/x86/include/asm/atomic.h:atomic_try_cmpxchg Cyclomatic Complexity 1 arch/x86/include/asm/atomic.h:atomic_and Cyclomatic Complexity 1 arch/x86/include/asm/atomic.h:atomic_or Cyclomatic Complexity 3 arch/x86/include/asm/atomic.h:__atomic_add_unless Cyclomatic Complexity 1 include/linux/atomic.h:atomic_add_unless Cyclomatic Complexity 1 include/linux/atomic.h:atomic_andnot Cyclomatic Complexity 1 include/asm-generic/atomic-long.h:atomic_long_read Cyclomatic Complexity 1 include/asm-generic/getorder.h:__get_order Cyclomatic Complexity 1 arch/x86/include/asm/paravirt.h:arch_local_save_flags Cyclomatic Complexity 1 arch/x86/include/asm/paravirt.h:arch_local_irq_restore Cyclomatic Complexity 1 arch/x86/include/asm/paravirt.h:arch_local_irq_disable Cyclomatic Complexity 1 arch/x86/include/asm/paravirt.h:arch_local_irq_save Cyclomatic Complexity 1 arch/x86/include/asm/special_insns.h:clflush Cyclomatic Complexity 1 arch/x86/include/asm/irqflags.h:arch_irqs_disabled_flags Cyclomatic Complexity 1 arch/x86/include/asm/processor.h:rep_nop Cyclomatic Complexity 1 arch/x86/include/asm/processor.h:cpu_relax Cyclomatic Complexity 3 arch/x86/include/asm/cpufeature.h:_static_cpu_has Cyclomatic Complexity 2 include/linux/thread_info.h:check_object_size Cyclomatic Complexity 4 include/linux/thread_info.h:check_copy_size Cyclomatic Complexity 1 arch/x86/include/asm/preempt.h:preempt_count Cyclomatic Complexity 5 arch/x86/include/asm/preempt.h:__preempt_count_add Cyclomatic Complexity 5 arch/x86/include/asm/preempt.h:__preempt_count_sub Cyclomatic Complexity 1 include/linux/rcupdate.h:__rcu_read_lock Cyclomatic Complexity 1 include/linux/rcupdate.h:__rcu_read_unlock Cyclomatic Complexity 1 include/linux/spinlock.h:spinlock_check Cyclomatic Complexity 1 include/linux/spinlock.h:spin_lock Cyclomatic Complexity 1 include/linux/spinlock.h:spin_lock_irq Cyclomatic Complexity 1 include/linux/spinlock.h:spin_unlock Cyclomatic Complexity 1 include/linux/spinlock.h:spin_unlock_irq Cyclomatic Complexity 1 include/linux/spinlock.h:spin_unlock_irqrestore Cyclomatic Complexity 1 include/linux/seqlock.h:raw_read_seqcount Cyclomatic Complexity 1 include/linux/jiffies.h:_msecs_to_jiffies Cyclomatic Complexity 3 include/linux/jiffies.h:msecs_to_jiffies Cyclomatic Complexity 1 include/linux/jiffies.h:_usecs_to_jiffies Cyclomatic Complexity 3 include/linux/jiffies.h:usecs_to_jiffies Cyclomatic Complexity 1 include/linux/rcutiny.h:rcu_is_watching Cyclomatic Complexity 1 include/linux/radix-tree.h:radix_tree_is_internal_node Cyclomatic Complexity 1 include/linux/radix-tree.h:iter_shift Cyclomatic Complexity 1 include/linux/radix-tree.h:radix_tree_iter_init Cyclomatic Complexity 1 include/linux/radix-tree.h:__radix_tree_iter_add Cyclomatic Complexity 1 include/linux/radix-tree.h:radix_tree_chunk_size Cyclomatic Complexity 1 include/linux/radix-tree.h:__radix_tree_next_slot Cyclomatic Complexity 9 include/linux/radix-tree.h:radix_tree_next_slot Cyclomatic Complexity 1 include/linux/nodemask.h:node_state Cyclomatic Complexity 1 include/linux/workqueue.h:__init_work Cyclomatic Complexity 1 include/linux/llist.h:init_llist_head Cyclomatic Complexity 1 include/linux/llist.h:llist_empty Cyclomatic Complexity 1 include/linux/llist.h:llist_del_all Cyclomatic Complexity 1 arch/x86/include/asm/topology.h:numa_node_id Cyclomatic Complexity 1 include/linux/topology.h:numa_mem_id Cyclomatic Complexity 1 include/linux/sched.h:need_resched Cyclomatic Complexity 1 include/linux/device.h:dev_set_drvdata Cyclomatic Complexity 1 include/linux/page_ref.h:page_ref_count Cyclomatic Complexity 1 include/linux/page_ref.h:page_ref_dec_and_test Cyclomatic Complexity 1 arch/x86/include/asm/io.h:readl Cyclomatic Complexity 1 include/linux/fs.h:file_inode Cyclomatic Complexity 3 include/linux/mm.h:is_vmalloc_addr vim +4 include/linux/kern_levels.h 314ba352 Joe Perches 2012-07-30 3 04d2c8c8 Joe Perches 2012-07-30 @4 #define KERN_SOH "\001" /* ASCII Start Of Header */ 04d2c8c8 Joe Perches 2012-07-30 5 #define KERN_SOH_ASCII '\001' 04d2c8c8 Joe Perches 2012-07-30 6 :::::: The code at line 4 was first introduced by commit :::::: 04d2c8c83d0e3ac5f78aeede51babb3236200112 printk: convert the format for KERN_<LEVEL> to a 2 byte pattern :::::: TO: Joe Perches <joe@xxxxxxxxxxx> :::::: CC: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx> --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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