kvm_mmu_max_mapping_level identifier - Linux source code next-20260811

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FIXME
- FIXME
  - next-20260811

Defined in 1 files as a prototype:

arch/x86/kvm/mmu/mmu_internal.h, line 338 (as a prototype)

Defined in 1 files as a function:

arch/x86/kvm/mmu/mmu.c, line 3410 (as a function)

Referenced in 2 files:

Smatch caller information:

arch/x86/kvm/mmu/mmu.c kvm_mmu_hugepage_adjust() -> kvm_mmu_max_mapping_level()

Type	Parameter	Key	Value
PARAM_VALUE	0	kvm	4096-ptr_max
PARAM_VALUE	0	kvm->arch.apic_map->xapic_flat_map->lapic_timer.timer_advance_ns	0-4294967295
PARAM_VALUE	0	kvm->arch.apic_map->xapic_flat_map->lapic_timer.timer_mode	0-4294967295
PARAM_VALUE	0	kvm->arch.apic_map->xapic_flat_map->lapic_timer.timer_mode_mask	0-4294967295
PARAM_VALUE	0	kvm->arch.apicv_update_lock.first_waiter->handoff_set	0-1
PARAM_VALUE	0	kvm->arch.apicv_update_lock.first_waiter->type	0-1
PARAM_VALUE	1	fault	5851615026643595264,7368748645416689664
PARAM_VALUE	1	fault->gfn	0-13510798882111483
PARAM_VALUE	1	fault->max_level	2-15
PARAM_VALUE	1	fault->pfn	0-4503599627370494
PARAM_VALUE	1	fault->req_level	0-3
PARAM_VALUE	1	fault->slot	4096-ptr_max
PARAM_VALUE	2	slot	4096-ptr_max
PARAM_VALUE	3	gfn	0-13510798882111483
CAPPED_DATA	1	fault->gfn	1
CAPPED_DATA	1	fault->slot	1
CAPPED_DATA	2	slot	1
CAPPED_DATA	3	gfn	1
CAPPED_DATA	3	gfn	1
DATA_SOURCE	1	fault	$1
NOSPEC	1	fault->gfn
NOSPEC	3	gfn
NOSPEC	3	gfn
USER_DATA	1	fault->addr	0-u64max[c]
USER_DATA	1	fault->gfn	0-13510798882111483[c]
USER_DATA	1	fault->pfn	0-4503599627370494[c]
USER_DATA	3	gfn	0-13510798882111483[c]
UNITS	0	kvm	unit_byte
UNITS	3	gfn	unit_page
HALF_LOCKED2		&vcpu->mutex
HALF_LOCKED2	0	&kvm->mmu_lock
HALF_LOCKED2	0	&kvm->srcu

arch/x86/kvm/mmu/mmu.c kvm_mmu_zap_collapsible_spte() -> kvm_mmu_max_mapping_level()

Type	Parameter	Key	Value
PARAM_VALUE	0	kvm	4096-ptr_max
PARAM_VALUE	0	kvm->arch.apic_map->xapic_flat_map->lapic_timer.timer_advance_ns	0-4294967295
PARAM_VALUE	0	kvm->arch.apic_map->xapic_flat_map->lapic_timer.timer_mode	0-4294967295
PARAM_VALUE	0	kvm->arch.apic_map->xapic_flat_map->lapic_timer.timer_mode_mask	0-4294967295
PARAM_VALUE	0	kvm->arch.apicv_update_lock.first_waiter->handoff_set	0-1
PARAM_VALUE	0	kvm->arch.apicv_update_lock.first_waiter->type	0-1
PARAM_VALUE	0	kvm->debugfs_dentry->d_inode->i_rwsem.first_waiter->handoff_set	0-1
PARAM_VALUE	0	kvm->debugfs_dentry->d_inode->i_rwsem.first_waiter->type	0-1
PARAM_VALUE	0	kvm->debugfs_dentry->d_sb->__s_d_op->d_automount	0,2908707185815040000,3401111987815645184,6746145930460459008,7190988915944083456,7386785427940065280,8018779550845526016
PARAM_VALUE	0	kvm->debugfs_dentry->d_sb->__s_d_op->d_init	0,2385819921126617088,7057831443282669568,7824184004865302528
PARAM_VALUE	0	kvm->debugfs_dentry->d_sb->__s_d_op->d_iput	0,170374395438985216,837750826476904448,5086081384299388928,8216155483032948736
PARAM_VALUE	0	kvm->debugfs_dentry->d_sb->__s_d_op->d_manage	0,1859587847549206528
PARAM_VALUE	0	kvm->debugfs_dentry->d_sb->__s_d_op->d_prune	0,2225594340392566784,7225953709177749504
PARAM_VALUE	0	kvm->debugfs_dentry->d_sb->__s_d_op->d_real	0,4509355519306412032
PARAM_VALUE	0	kvm->debugfs_dentry->d_sb->__s_d_op->d_unalias_trylock	0,6635409759016140800
PARAM_VALUE	0	kvm->debugfs_dentry->d_sb->__s_d_op->d_unalias_unlock	0,6336447517789900800
PARAM_VALUE	0	kvm->debugfs_dentry->d_sb->__s_d_op->d_weak_revalidate	0,1549882712720502784,5632434648052031488,5669063523602272256,7231033168839651328
PARAM_VALUE	0	kvm->mmu_notifier.ops->alloc_notifier	0,118721215206682624,3867215761732038656
PARAM_VALUE	0	kvm->mmu_notifier.ops->clear_flush_young	0,629706690066796544
PARAM_VALUE	0	kvm->mmu_notifier.ops->clear_young	0,7189815847754645504
PARAM_VALUE	0	kvm->mmu_notifier.ops->free_notifier	0,1843444619081437184,3821528384776577024,4697798310811897856,6537355567237464064,8871816734645235712
PARAM_VALUE	0	kvm->mmu_notifier.ops->invalidate_range_end	0,3162513330612883456,6014292557378605056
PARAM_VALUE	0	kvm->mmu_notifier.ops->invalidate_range_start	0,1691968406954491904,7272215747350130688,7673596169661853696,8239870623333179392
PARAM_VALUE	0	kvm->mmu_notifier.ops->release	0,18038112991842304,370137738663178240,1669647988633919488,6148653532485574656,7790800904503803904
PARAM_VALUE	0	kvm->mmu_notifier.ops->test_young	0,2029453645569474560
PARAM_VALUE	1	fault	0
PARAM_VALUE	2	slot	4096-ptr_max
PARAM_VALUE	3	gfn	0-18446744073709551614
BUF_SIZE	0	kvm	s32min-(-1),1-s32max
BUF_SIZE	0	kvm	s32min-(-1),1-s32max
CAPPED_DATA	2	slot->base_gfn	1
CAPPED_DATA	3	gfn	1
CAPPED_DATA	3	gfn	1
DATA_SOURCE	0	kvm	$0
DATA_SOURCE	2	slot	$2
STR_LEN	0	kvm->arch.vm_type	(-1)
STR_LEN	0	kvm->stats_id	(-1),47
PARAM_COMPARE	2	slot->base_gfn	<= $3
PARAM_COMPARE	3	gfn	>= $2->base_gfn
NOSPEC	2	slot->base_gfn
NOSPEC	2	slot->id
NOSPEC	2	slot->npages
RX_PATH
TASK_NOT_RUNNING
USER_DATA	0	kvm->arch.has_private_mem	0[c]
USER_DATA	0	kvm->arch.n_max_mmu_pages	64-u64max[c]
USER_DATA	0	kvm->arch.nr_reserved_ioapic_pins	0-255
USER_DATA	0	kvm->arch.pre_fault_allowed	0-1
USER_DATA	0	kvm->arch.xen.shinfo_cache.kvm->arch.has_private_mem	0[c]
USER_DATA	0	kvm->arch.xen.shinfo_cache.kvm->arch.pre_fault_allowed	0-1
USER_DATA	0	kvm->arch.xen.shinfo_cache.kvm->arch.vm_type	0-31
USER_DATA	0	kvm->mmu_invalidate_range_start	0-9007199254740990[c]
USER_DATA	2	slot->base_gfn	0-524287[c]
USER_DATA	2	slot->flags	0-u32max
USER_DATA	2	slot->gmem.pgoff	0-524287[c]
USER_DATA	2	slot->id	0-32763[c]
USER_DATA	2	slot->npages	0-4503599627370495[c]
NO_OVERFLOW_SIMPLE	0	kvm->arch.nx_huge_page_recovery_thread->task->dl.dl_runtime
NO_OVERFLOW_SIMPLE	0	kvm->arch.split_desc_cache.kmem_cache->object_size
NO_OVERFLOW_SIMPLE	0	kvm->arch.split_desc_cache.kmem_cache->sheaf_capacity
NO_OVERFLOW_SIMPLE	0	kvm->arch.split_page_header_cache.kmem_cache->sheaf_capacity
NO_OVERFLOW_SIMPLE	0	kvm->arch.split_shadow_page_cache.kmem_cache->sheaf_capacity
NO_OVERFLOW_SIMPLE	0	kvm->debugfs_dentry->d_fsdata
NO_OVERFLOW_SIMPLE	0	kvm->debugfs_dentry->d_fsdata->d_fsdata
NO_OVERFLOW_SIMPLE	0	kvm->nr_memslot_pages
NO_OVERFLOW_SIMPLE	0	kvm->srcu.sda
NO_OVERFLOW_SIMPLE	2	slot->npages
UNITS	0	kvm	unit_byte
UNITS	2	slot	unit_byte
UNITS	3	gfn	unit_page
HALF_LOCKED2	0	&kvm->arch.apic_map_lock
HALF_LOCKED2	0	&kvm->arch.apicv_update_lock
HALF_LOCKED2	0	&kvm->lock
HALF_LOCKED2	0	&kvm->mmu_lock
HALF_LOCKED2	0	&kvm->slots_lock
HALF_LOCKED2	0	&kvm->srcu

arch/x86/kvm/mmu/tdp_mmu.c recover_huge_pages_range() -> kvm_mmu_max_mapping_level()

Type	Parameter	Key	Value
PARAM_VALUE	0	kvm	4096-ptr_max
PARAM_VALUE	0	kvm->arch.mmu_valid_gen	0-1
PARAM_VALUE	0	kvm->arch.shadow_root_allocated	0
PARAM_VALUE	0	kvm->arch.tdp_mmu_pages_lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	kvm->debugfs_dentry->d_inode->i_rwsem.first_waiter->handoff_set	0-1
PARAM_VALUE	0	kvm->debugfs_dentry->d_inode->i_rwsem.first_waiter->type	0-1
PARAM_VALUE	0	kvm->irq_routing->nr_rt_entries	0-4096
PARAM_VALUE	0	kvm->mmu_lock.dep_map->name	0-255
PARAM_VALUE	0	kvm->mmu_notifier.ops->alloc_notifier	0,118721215206682624,3867215761732038656
PARAM_VALUE	0	kvm->mmu_notifier.ops->clear_flush_young	0,629706690066796544
PARAM_VALUE	0	kvm->mmu_notifier.ops->clear_young	0,7189815847754645504
PARAM_VALUE	0	kvm->mmu_notifier.ops->free_notifier	0,1843444619081437184,3821528384776577024,4697798310811897856,6537355567237464064,8871816734645235712
PARAM_VALUE	0	kvm->mmu_notifier.ops->invalidate_range_end	0,3162513330612883456,6014292557378605056
PARAM_VALUE	0	kvm->mmu_notifier.ops->invalidate_range_start	0,1691968406954491904,7272215747350130688,7673596169661853696,8239870623333179392
PARAM_VALUE	0	kvm->mmu_notifier.ops->release	0,18038112991842304,370137738663178240,1669647988633919488,6148653532485574656,7790800904503803904
PARAM_VALUE	0	kvm->mmu_notifier.ops->test_young	0,2029453645569474560
PARAM_VALUE	0	kvm->mn_active_invalidate_count	0
PARAM_VALUE	0	kvm->mn_memslots_update_rcuwait.task	0
PARAM_VALUE	0	kvm->slots_arch_lock.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	kvm->slots_arch_lock.first_waiter->task->blocked_lock.owner	(-1)
PARAM_VALUE	0	kvm->slots_arch_lock.first_waiter->task->blocked_lock.owner_cpu	4294967295
PARAM_VALUE	0	kvm->slots_arch_lock.first_waiter->task->blocked_lock.raw_lock.val.counter	0-s32max
PARAM_VALUE	0	kvm->slots_arch_lock.first_waiter->task->blocked_on	(-1)-0
PARAM_VALUE	0	kvm->slots_arch_lock.first_waiter->task->usage.refs.counter	s32min-s32max
PARAM_VALUE	0	kvm->srcu.srcu_ctrp	4096-ptr_max
PARAM_VALUE	0	kvm->srcu.srcu_sup	4096-ptr_max
PARAM_VALUE	0	kvm->srcu.srcu_sup->irq_work.node.a_flags.counter	0-s32max
PARAM_VALUE	0	kvm->srcu.srcu_sup->srcu_gp_seq_needed	0,4-u64max
PARAM_VALUE	0	kvm->srcu.srcu_sup->work.work.entry.next->prev	4096-ptr_max
PARAM_VALUE	0	kvm->srcu.srcu_sup->work.work.entry.prev->prev	2076614606316732416
PARAM_VALUE	0	*kvm->slots_arch_lock.first_waiter->task->blocked_lock.owner	(-4611686018427387904)-4611686018427387903
PARAM_VALUE	1	fault	0
PARAM_VALUE	2	slot	4096-ptr_max
PARAM_VALUE	2	slot->as_id	0-1
PARAM_VALUE	2	slot->base_gfn	0-4503599627370495
PARAM_VALUE	2	slot->gmem.file	0,4096-ptr_max
PARAM_VALUE	2	slot->gmem.file->f_op	762507844987838464
PARAM_VALUE	2	slot->gmem.file->private_data	4096-ptr_max
PARAM_VALUE	2	slot->id	0-32766
PARAM_VALUE	2	slot->npages	0-4503599627370495
PARAM_VALUE	3	gfn	0-9007199254740989
CAPPED_DATA	2	slot->as_id	1
CAPPED_DATA	2	slot->base_gfn	1
CAPPED_DATA	3	gfn	1
CAPPED_DATA	3	gfn	1
DATA_SOURCE	0	kvm	$0
DATA_SOURCE	2	slot	$2
STR_LEN	0	kvm->arch.vm_type	(-1)
STR_LEN	0	kvm->stats_id	(-1),47
NOSPEC	0	kvm->arch.n_max_mmu_pages
NOSPEC	2	slot->base_gfn
NOSPEC	2	slot->id
NOSPEC	2	slot->npages
NOSPEC	3	gfn
RX_PATH
TASK_NOT_RUNNING
USER_DATA	0	kvm->arch.has_private_mem	0[c]
USER_DATA	0	kvm->arch.n_max_mmu_pages	64-u64max[c]
USER_DATA	0	kvm->arch.pre_fault_allowed	0-1
USER_DATA	0	kvm->arch.xen.shinfo_cache.kvm->arch.has_private_mem	0[c]
USER_DATA	0	kvm->arch.xen.shinfo_cache.kvm->arch.pre_fault_allowed	0-1
USER_DATA	0	kvm->arch.xen.shinfo_cache.kvm->arch.vm_type	0-31
USER_DATA	2	slot->base_gfn	0-524287[c]
USER_DATA	2	slot->flags	0-u32max
USER_DATA	2	slot->gmem.pgoff	0-524287[c]
USER_DATA	2	slot->id	1-32763[c]
USER_DATA	2	slot->npages	0-4503599627370495[c]
USER_DATA	3	gfn	0-9007199254740989[c]
NO_OVERFLOW_SIMPLE	0	kvm->arch.nx_huge_page_recovery_thread->task->dl.dl_runtime
NO_OVERFLOW_SIMPLE	0	kvm->arch.split_desc_cache.kmem_cache->sheaf_capacity
NO_OVERFLOW_SIMPLE	0	kvm->arch.split_page_header_cache.kmem_cache->sheaf_capacity
NO_OVERFLOW_SIMPLE	0	kvm->arch.split_shadow_page_cache.kmem_cache->sheaf_capacity
NO_OVERFLOW_SIMPLE	0	kvm->nr_memslot_pages
UNITS	0	kvm	unit_byte
UNITS	3	gfn	unit_page
LOCK2		rcu_read
LOCK2	0	&kvm->mmu_lock
HALF_LOCKED2		_T->lock
HALF_LOCKED2	0	&kvm->lock
HALF_LOCKED2	0	&kvm->slots_lock
TYPE_LOCK		(struct kvm)->mmu_lock