is_obsolete_sp identifier - Linux source code next-20260811

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FIXME
- FIXME
  - next-20260811

Defined in 1 files as a function:

arch/x86/kvm/mmu/mmu.c, line 2140 (as a function)

Referenced in 1 files:

arch/x86/kvm/mmu/mmu.c

Smatch caller information:

arch/x86/kvm/mmu/mmu.c __kvm_mmu_prepare_zap_page() -> is_obsolete_sp()

Type	Parameter	Key	Value
PARAM_VALUE	0	kvm	4096-ptr_max
PARAM_VALUE	1	sp	4096-ptr_max
BUF_SIZE	0	kvm	s32min-(-1),1-s32max
BUF_SIZE	0	kvm	s32min-(-1),1-s32max
CAPPED_DATA	0	kvm	1
DATA_SOURCE	0	kvm	$0
DATA_SOURCE	1	sp	$1
STR_LEN	0	kvm->arch.vm_type	(-1)
STR_LEN	0	kvm->stats_id	(-1),47
NOSPEC	0	kvm->arch.n_max_mmu_pages
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.vm_type	0-31
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]
NO_OVERFLOW_SIMPLE	0	kvm->arch.hv_pa_pg
NO_OVERFLOW_SIMPLE	0	kvm->arch.nx_huge_page_recovery_thread
NO_OVERFLOW_SIMPLE	0	kvm->arch.nx_huge_page_recovery_thread->task->dl.dl_runtime
NO_OVERFLOW_SIMPLE	0	kvm->arch.split_desc_cache.capacity
NO_OVERFLOW_SIMPLE	0	kvm->arch.split_desc_cache.kmem_cache->sheaf_capacity
NO_OVERFLOW_SIMPLE	0	kvm->arch.split_desc_cache.nobjs
NO_OVERFLOW_SIMPLE	0	kvm->arch.split_desc_cache.objects
NO_OVERFLOW_SIMPLE	0	kvm->arch.split_page_header_cache.capacity
NO_OVERFLOW_SIMPLE	0	kvm->arch.split_page_header_cache.kmem_cache->sheaf_capacity
NO_OVERFLOW_SIMPLE	0	kvm->arch.split_page_header_cache.nobjs
NO_OVERFLOW_SIMPLE	0	kvm->arch.split_page_header_cache.objects
NO_OVERFLOW_SIMPLE	0	kvm->arch.split_shadow_page_cache.capacity
NO_OVERFLOW_SIMPLE	0	kvm->arch.split_shadow_page_cache.kmem_cache->sheaf_capacity
NO_OVERFLOW_SIMPLE	0	kvm->arch.split_shadow_page_cache.nobjs
NO_OVERFLOW_SIMPLE	0	kvm->arch.split_shadow_page_cache.objects
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->debugfs_stat_data
NO_OVERFLOW_SIMPLE	0	kvm->irq_srcu.sda
NO_OVERFLOW_SIMPLE	0	kvm->irq_srcu.srcu_sup
NO_OVERFLOW_SIMPLE	0	kvm->mm
NO_OVERFLOW_SIMPLE	0	kvm->mm->context.ldt
NO_OVERFLOW_SIMPLE	0	kvm->mm->context.ldt->entries
NO_OVERFLOW_SIMPLE	0	kvm->mm->mm_cid.pcpu
NO_OVERFLOW_SIMPLE	0	kvm->mm->notifier_subscriptions
NO_OVERFLOW_SIMPLE	0	kvm->mm->sc_stat.pcpu_sched
NO_OVERFLOW_SIMPLE	0	kvm->nr_memslot_pages
NO_OVERFLOW_SIMPLE	0	kvm->srcu.sda
NO_OVERFLOW_SIMPLE	0	kvm->stats_id
UNITS	0	kvm	unit_byte
HALF_LOCKED2		global &srcu
HALF_LOCKED2	0	&kvm->arch.apic_map_lock
HALF_LOCKED2	0	&kvm->arch.apicv_update_lock
HALF_LOCKED2	0	&kvm->arch.track_notifier_head.track_srcu
HALF_LOCKED2	0	&kvm->lock
HALF_LOCKED2	0	&kvm->mmu_lock
HALF_LOCKED2	0	&kvm->slots_arch_lock
HALF_LOCKED2	0	&kvm->slots_lock
HALF_LOCKED2	0	&kvm->srcu

arch/x86/kvm/mmu/mmu.c __kvm_mmu_unprotect_gfn_and_retry() -> is_obsolete_sp()

Type	Parameter	Key	Value
PARAM_VALUE	0	kvm	4096-ptr_max
PARAM_VALUE	1	sp	4096-ptr_max
UNITS	0	kvm	unit_byte
LOCK2		&kvm->mmu_lock
TYPE_LOCK		(struct kvm)->mmu_lock

arch/x86/kvm/mmu/mmu.c is_obsolete_root() -> is_obsolete_sp()

Type	Parameter	Key	Value
PARAM_VALUE	1	sp	1-u64max
DATA_SOURCE	0	kvm	$0
DATA_SOURCE	1	sp	r root_to_sp
PREEMPT_ADD
UNITS	0	kvm	unit_byte
HALF_LOCKED2		&vcpu->mutex
HALF_LOCKED2	0	&kvm->srcu

arch/x86/kvm/mmu/mmu.c is_page_fault_stale() -> is_obsolete_sp()

Type	Parameter	Key	Value
PARAM_VALUE	0	kvm	4096-ptr_max
PARAM_VALUE	1	sp	1-u64max
DATA_SOURCE	1	sp	r root_to_sp
PREEMPT_ADD
UNITS	0	kvm	unit_byte
LOCK2	0	&kvm->mmu_lock
HALF_LOCKED2		&vcpu->mutex
HALF_LOCKED2	0	&kvm->srcu
TYPE_LOCK		(struct kvm)->mmu_lock

arch/x86/kvm/mmu/mmu.c kvm_mmu_find_shadow_page() -> is_obsolete_sp()

Type	Parameter	Key	Value
PARAM_VALUE	0	kvm	4096-ptr_max
PARAM_VALUE	1	sp	4096-ptr_max
BUF_SIZE	0	kvm	s32min-(-1),1-s32max
BUF_SIZE	0	kvm	s32min-(-1),1-s32max
CAPPED_DATA	0	kvm->arch.n_max_mmu_pages	1
DATA_SOURCE	0	kvm	$0
STR_LEN	0	kvm->arch.vm_type	(-1)
STR_LEN	0	kvm->stats_id	(-1),47
NOSPEC	0	kvm->arch.n_max_mmu_pages
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->mmu_invalidate_range_start	0-9007199254740990[c]
NO_OVERFLOW_SIMPLE	0	kvm->arch.split_desc_cache.capacity
NO_OVERFLOW_SIMPLE	0	kvm->arch.split_desc_cache.nobjs
NO_OVERFLOW_SIMPLE	0	kvm->arch.split_page_header_cache.capacity
NO_OVERFLOW_SIMPLE	0	kvm->arch.split_page_header_cache.nobjs
NO_OVERFLOW_SIMPLE	0	kvm->arch.split_shadow_page_cache.capacity
NO_OVERFLOW_SIMPLE	0	kvm->arch.split_shadow_page_cache.nobjs
NO_OVERFLOW_SIMPLE	0	kvm->nr_memslot_pages
UNITS	0	kvm	unit_byte
HALF_LOCKED2		&kvm->arch.apic_map_lock
HALF_LOCKED2		&kvm->arch.apicv_update_lock
HALF_LOCKED2		&kvm->lock
HALF_LOCKED2		&kvm->mmu_lock
HALF_LOCKED2		&kvm->slots_lock
HALF_LOCKED2		&kvm->srcu
HALF_LOCKED2		&vcpu->kvm->mmu_lock
HALF_LOCKED2		&vcpu->kvm->srcu
HALF_LOCKED2		&vcpu->mutex

arch/x86/kvm/mmu/mmu.c kvm_mmu_track_write() -> is_obsolete_sp()

Type	Parameter	Key	Value
PARAM_VALUE	0	kvm	4096-ptr_max
PARAM_VALUE	1	sp	4096-ptr_max
CAPPED_DATA	0	kvm	1
UNITS	0	kvm	unit_byte
LOCK2		&vcpu->kvm->mmu_lock
TYPE_LOCK		(struct kvm)->mmu_lock

arch/x86/kvm/mmu/mmu.c kvm_mmu_zap_memslot_pages_and_flush() -> is_obsolete_sp()

Type	Parameter	Key	Value
PARAM_VALUE	0	kvm	4096-ptr_max
PARAM_VALUE	1	sp	4096-ptr_max
BUF_SIZE	0	kvm	s32min-(-1),1-s32max
BUF_SIZE	0	kvm	s32min-(-1),1-s32max
CAPPED_DATA	0	&kvm->arch.active_mmu_pages	1
DATA_SOURCE	0	kvm	$0
STR_LEN	0	kvm->arch.vm_type	(-1)
STR_LEN	0	kvm->stats_id	(-1)
PARAM_COMPARE	0	&kvm->arch.active_mmu_pages	!= $0->arch.active_mmu_pages.next
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
NO_OVERFLOW_SIMPLE	0	kvm->nr_memslot_pages
UNITS	0	kvm	unit_byte
LOCK2		&kvm->mmu_lock
HALF_LOCKED2		&kvm->lock
HALF_LOCKED2		&kvm->slots_lock
HALF_LOCKED2		_T->lock
TYPE_LOCK		(struct kvm)->mmu_lock

arch/x86/kvm/mmu/mmu.c kvm_zap_obsolete_pages() -> is_obsolete_sp()

Type	Parameter	Key	Value
PARAM_VALUE	0	kvm	4096-ptr_max
PARAM_VALUE	0	kvm->arch.mmu_valid_gen	0-1
PARAM_VALUE	1	sp	4096-ptr_max
BUF_SIZE	0	kvm	s32min-(-1),1-s32max
BUF_SIZE	0	kvm	s32min-(-1),1-s32max
CAPPED_DATA	0	kvm->arch.mmu_valid_gen	1
CAPPED_DATA	0	&kvm->arch.active_mmu_pages	1
DATA_SOURCE	0	kvm	$0
FUZZY_MAX	0	kvm->arch.mmu_valid_gen	1
STR_LEN	0	kvm->arch.vm_type	(-1)
STR_LEN	0	kvm->stats_id	(-1),47
HARD_MAX	0	kvm->arch.mmu_valid_gen	1
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
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->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
UNITS	0	kvm	unit_byte
LOCK2	0	&kvm->mmu_lock
HALF_LOCKED2	0	&kvm->lock
HALF_LOCKED2	0	&kvm->slots_lock
TYPE_LOCK		(struct kvm)->mmu_lock

arch/x86/kvm/mmu/mmu.c mmu_try_to_unsync_pages() -> is_obsolete_sp()

Type	Parameter	Key	Value
PARAM_VALUE	0	kvm	4096-ptr_max
PARAM_VALUE	1	sp	4096-ptr_max
DATA_SOURCE	0	kvm	$0
RX_PATH
TASK_NOT_RUNNING
UNITS	0	kvm	unit_byte
HALF_LOCKED2		&kvm->arch.mmu_unsync_pages_lock
HALF_LOCKED2		&kvm->mmu_lock
HALF_LOCKED2		&kvm->srcu
HALF_LOCKED2		&vcpu->mutex
HALF_LOCKED2		rcu_read