tree: git://anongit.freedesktop.org/drm-intel for-linux-next
head: 64b95df91f44837f961321a6c555409885ca59c4
commit: 64b95df91f44837f961321a6c555409885ca59c4 [3/3] drm/i915: Assume exclusive access to objects inside resume
config: x86_64-randconfig-f002-201933 (attached as .config)
compiler: gcc-7 (Debian 7.4.0-10) 7.4.0
reproduce:
git checkout 64b95df91f44837f961321a6c555409885ca59c4
# 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 errors (new ones prefixed by >>):
drivers/gpu/drm/i915/i915_gem_gtt.c: In function 'ggtt_restore_mappings':
>> drivers/gpu/drm/i915/i915_gem_gtt.c:3317:3: error: implicit declaration of function 'wbinvd_on_all_cpus'; did you mean 'wrmsr_on_cpus'? [-Werror=implicit-function-declaration]
wbinvd_on_all_cpus();
^~~~~~~~~~~~~~~~~~
wrmsr_on_cpus
Cyclomatic Complexity 5 include/linux/compiler.h:__read_once_size
Cyclomatic Complexity 5 include/linux/compiler.h:__write_once_size
Cyclomatic Complexity 1 include/linux/kasan-checks.h:kasan_check_read
Cyclomatic Complexity 1 include/linux/kasan-checks.h:kasan_check_write
Cyclomatic Complexity 1 arch/x86/include/asm/bitops.h:fls64
Cyclomatic Complexity 1 include/linux/log2.h:__ilog2_u64
Cyclomatic Complexity 1 include/linux/list.h:INIT_LIST_HEAD
Cyclomatic Complexity 1 include/linux/list.h:__list_del
Cyclomatic Complexity 1 include/linux/math64.h:div64_u64_rem
Cyclomatic Complexity 1 arch/x86/include/asm/current.h:get_current
Cyclomatic Complexity 1 include/asm-generic/getorder.h:__get_order
Cyclomatic Complexity 2 arch/x86/include/asm/jump_label.h:arch_static_branch
Cyclomatic Complexity 1 include/linux/jump_label.h:static_key_false
Cyclomatic Complexity 1 arch/x86/include/asm/string_64.h:memset32
Cyclomatic Complexity 1 arch/x86/include/asm/string_64.h:memset64
Cyclomatic Complexity 1 include/linux/string.h:memset_p
Cyclomatic Complexity 1 arch/x86/include/asm/atomic.h:arch_atomic_read
Cyclomatic Complexity 1 arch/x86/include/asm/atomic.h:arch_atomic_set
Cyclomatic Complexity 1 arch/x86/include/asm/atomic.h:arch_atomic_add
Cyclomatic Complexity 1 arch/x86/include/asm/atomic.h:arch_atomic_sub
Cyclomatic Complexity 1 arch/x86/include/asm/atomic.h:arch_atomic_inc
Cyclomatic Complexity 1 arch/x86/include/asm/atomic.h:arch_atomic_dec
Cyclomatic Complexity 1 arch/x86/include/asm/atomic.h:arch_atomic_dec_and_test
Cyclomatic Complexity 1 arch/x86/include/asm/atomic.h:arch_atomic_add_return
Cyclomatic Complexity 1 arch/x86/include/asm/atomic.h:arch_atomic_sub_return
Cyclomatic Complexity 1 arch/x86/include/asm/atomic.h:arch_atomic_fetch_add
Cyclomatic Complexity 2 arch/x86/include/asm/atomic.h:arch_atomic_try_cmpxchg
Cyclomatic Complexity 1 arch/x86/include/asm/atomic64_64.h:arch_atomic64_read
Cyclomatic Complexity 1 include/asm-generic/atomic-instrumented.h:atomic_read
Cyclomatic Complexity 1 include/asm-generic/atomic-instrumented.h:atomic_set
Cyclomatic Complexity 1 include/asm-generic/atomic-instrumented.h:atomic_add
Cyclomatic Complexity 1 include/asm-generic/atomic-instrumented.h:atomic_fetch_add
Cyclomatic Complexity 1 include/asm-generic/atomic-instrumented.h:atomic_sub
Cyclomatic Complexity 1 include/asm-generic/atomic-instrumented.h:atomic_sub_return
Cyclomatic Complexity 1 include/asm-generic/atomic-instrumented.h:atomic_inc
Cyclomatic Complexity 1 include/asm-generic/atomic-instrumented.h:atomic_dec
Cyclomatic Complexity 1 include/asm-generic/atomic-instrumented.h:atomic_try_cmpxchg
Cyclomatic Complexity 1 include/asm-generic/atomic-instrumented.h:atomic_dec_and_test
Cyclomatic Complexity 1 include/asm-generic/atomic-instrumented.h:atomic64_read
Cyclomatic Complexity 1 include/linux/atomic-fallback.h:atomic_fetch_inc
Cyclomatic Complexity 1 include/asm-generic/atomic-long.h:atomic_long_read
Cyclomatic Complexity 1 include/linux/err.h:ERR_PTR
Cyclomatic Complexity 1 include/linux/err.h:PTR_ERR
Cyclomatic Complexity 1 arch/x86/include/asm/irqflags.h:native_save_fl
Cyclomatic Complexity 1 arch/x86/include/asm/irqflags.h:native_restore_fl
Cyclomatic Complexity 1 arch/x86/include/asm/irqflags.h:native_irq_disable
Cyclomatic Complexity 1 arch/x86/include/asm/irqflags.h:arch_local_save_flags
Cyclomatic Complexity 1 arch/x86/include/asm/irqflags.h:arch_local_irq_restore
Cyclomatic Complexity 1 arch/x86/include/asm/irqflags.h:arch_local_irq_disable
Cyclomatic Complexity 1 arch/x86/include/asm/irqflags.h:arch_local_irq_save
Cyclomatic Complexity 1 arch/x86/include/asm/irqflags.h:arch_irqs_disabled_flags
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/spinlock.h:spinlock_check
Cyclomatic Complexity 1 include/linux/spinlock.h:spin_lock
Cyclomatic Complexity 1 include/linux/spinlock.h:spin_unlock
Cyclomatic Complexity 1 include/linux/nodemask.h:node_state
Cyclomatic Complexity 1 include/linux/rcupdate.h:rcu_read_lock_sched_notrace
Cyclomatic Complexity 1 include/linux/rcupdate.h:rcu_read_unlock_sched_notrace
Cyclomatic Complexity 1 include/linux/workqueue.h:__init_work
Cyclomatic Complexity 1 include/linux/mmzone.h:pfn_to_section_nr
Cyclomatic Complexity 3 include/linux/mmzone.h:__nr_to_section
Cyclomatic Complexity 1 include/linux/mmzone.h:__section_mem_map_addr
Cyclomatic Complexity 1 include/linux/mmzone.h:__pfn_to_section
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/slab.h:kmalloc_type
Cyclomatic Complexity 28 include/linux/slab.h:kmalloc_index
Cyclomatic Complexity 68 include/linux/slab.h:kmalloc_large
Cyclomatic Complexity 4 include/linux/slab.h:kmalloc
Cyclomatic Complexity 1 include/linux/slab.h:kzalloc
Cyclomatic Complexity 1 include/linux/refcount.h:refcount_set
Cyclomatic Complexity 2 include/linux/random.h:__seed
Cyclomatic Complexity 1 include/linux/random.h:prandom_seed_state
Cyclomatic Complexity 1 include/linux/ioport.h:resource_size
Cyclomatic Complexity 1 include/linux/kref.h:kref_init
Cyclomatic Complexity 1 include/linux/uaccess.h:pagefault_disabled_inc
Cyclomatic Complexity 1 include/linux/uaccess.h:pagefault_disabled_dec
Cyclomatic Complexity 1 include/linux/uaccess.h:pagefault_disable
Cyclomatic Complexity 1 include/linux/uaccess.h:pagefault_enable
Cyclomatic Complexity 1 include/linux/mm.h:totalram_pages
Cyclomatic Complexity 1 arch/x86/include/asm/io.h:writel
Cyclomatic Complexity 1 arch/x86/include/asm/io.h:writeq
Cyclomatic Complexity 1 include/linux/mm.h:page_to_section
Cyclomatic Complexity 1 include/linux/mm.h:lowmem_page_address
Cyclomatic Complexity 1 drivers/gpu/drm/i915/i915_reg.h:i915_mmio_reg_offset
Cyclomatic Complexity 1 drivers/gpu/drm/i915/intel_uncore.h:__raw_uncore_write32
Cyclomatic Complexity 1 drivers/gpu/drm/i915/intel_uncore.h:intel_uncore_read
Cyclomatic Complexity 1 drivers/gpu/drm/i915/intel_uncore.h:intel_uncore_read_notrace
Cyclomatic Complexity 1 drivers/gpu/drm/i915/intel_uncore.h:intel_uncore_write
Cyclomatic Complexity 1 drivers/gpu/drm/i915/intel_uncore.h:intel_uncore_rmw
Cyclomatic Complexity 1 drivers/gpu/drm/i915/gt/uc/intel_uc_fw.h:__intel_uc_fw_status
Cyclomatic Complexity 1 drivers/gpu/drm/i915/gt/uc/intel_uc_fw.h:intel_uc_fw_is_enabled
Cyclomatic Complexity 1 include/linux/io-mapping.h:io_mapping_map_wc
Cyclomatic Complexity 1 include/linux/io-mapping.h:io_mapping_unmap
Cyclomatic Complexity 1 include/linux/io-mapping.h:io_mapping_map_atomic_wc
Cyclomatic Complexity 1 include/linux/io-mapping.h:io_mapping_unmap_atomic
vim +3317 drivers/gpu/drm/i915/i915_gem_gtt.c
3273
3274 static void ggtt_restore_mappings(struct i915_ggtt *ggtt)
3275 {
3276 struct i915_vma *vma, *vn;
3277 bool flush = false;
3278
3279 intel_gt_check_and_clear_faults(ggtt->vm.gt);
3280
3281 mutex_lock(&ggtt->vm.mutex);
3282
3283 /* First fill our portion of the GTT with scratch pages */
3284 ggtt->vm.clear_range(&ggtt->vm, 0, ggtt->vm.total);
3285 ggtt->vm.closed = true; /* skip rewriting PTE on VMA unbind */
3286
3287 /* clflush objects bound into the GGTT and rebind them. */
3288 list_for_each_entry_safe(vma, vn, &ggtt->vm.bound_list, vm_link) {
3289 struct drm_i915_gem_object *obj = vma->obj;
3290
3291 if (!(vma->flags & I915_VMA_GLOBAL_BIND))
3292 continue;
3293
3294 mutex_unlock(&ggtt->vm.mutex);
3295
3296 if (!i915_vma_unbind(vma))
3297 goto lock;
3298
3299 WARN_ON(i915_vma_bind(vma,
3300 obj ? obj->cache_level : 0,
3301 PIN_UPDATE));
3302 if (obj) { /* only used during resume => exclusive access */
3303 flush |= fetch_and_zero(&obj->write_domain);
3304 obj->read_domains |= I915_GEM_DOMAIN_GTT;
3305 }
3306
3307 lock:
3308 mutex_lock(&ggtt->vm.mutex);
3309 }
3310
3311 ggtt->vm.closed = false;
3312 ggtt->invalidate(ggtt);
3313
3314 mutex_unlock(&ggtt->vm.mutex);
3315
3316 if (flush)
> 3317 wbinvd_on_all_cpus();
3318 }
3319
---
0-DAY kernel test infrastructure Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all Intel Corporation
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