DepSurf

Function: `atomic_cmpxchg_relaxed`

Status

Regular

In 4.4: Absent ⚠️
In 4.8: Absent ⚠️
In 4.10: Absent ⚠️
In 4.13: Absent ⚠️
In 4.15: Absent ⚠️
In 4.18: Absent ⚠️
In 5.0: Absent ⚠️
In 5.3: Absent ⚠️
In 5.4: Absent ⚠️

In 5.8: Full Inline ⚠️

Collision: Unique Static

Inline: Full

Transformation: False

Instances:

In kernel/locking/qrwlock.c (ffffffff81111249)
Location: include/asm-generic/atomic-instrumented.h:682
Inline: True
Inline callers:
  - kernel/locking/qrwlock.c:queued_write_lock_slowpath

In 5.11: Full Inline ⚠️

Collision: Unique Static

Inline: Full

Transformation: False

Instances:

In kernel/locking/qrwlock.c (ffffffff8110e3c9)
Location: include/asm-generic/atomic-instrumented.h:682
Inline: True
Inline callers:
  - kernel/locking/qrwlock.c:queued_write_lock_slowpath

In 5.13: Absent ⚠️
In 5.15: Absent ⚠️
In 5.19: Absent ⚠️
In 6.2: Absent ⚠️
In 6.5: Absent ⚠️
In 6.8: Absent ⚠️

Arch

In arm64: Duplicate, Full Inline ⚠️

Collision: Static Duplication

Inline: Full

Transformation: False

Instances:

In kernel/locking/qspinlock.c (ffff80001016abf8)
Location: include/asm-generic/atomic-instrumented.h:681
Inline: True
Inline callers:
  - kernel/locking/qspinlock.c:queued_spin_lock_slowpath

In kernel/locking/qrwlock.c (ffff80001016c92c)
Location: include/asm-generic/atomic-instrumented.h:681
Inline: True
Inline callers:
  - kernel/locking/qrwlock.c:queued_write_lock_slowpath

In lib/refcount.c (ffff800010637acc)
Location: include/asm-generic/atomic-instrumented.h:681
Inline: True

In drivers/iommu/arm-smmu-v3.c (ffff8000108d51a0)
Location: include/asm-generic/atomic-instrumented.h:681
Inline: True
Inline callers:
  - drivers/iommu/arm-smmu-v3.c:arm_smmu_cmdq_issue_cmdlist
  - drivers/iommu/arm-smmu-v3.c:arm_smmu_cmdq_issue_cmdlist

In armhf: Duplicate, Full Inline ⚠️

Collision: Static Duplication

Inline: Full

Transformation: False

Instances:

In kernel/panic.c (c03549d8)
Location: arch/arm/include/asm/atomic.h:108
Inline: True
Inline callers:
  - kernel/panic.c:panic
  - kernel/panic.c:nmi_panic

In kernel/smpboot.c (c037f7e8)
Location: arch/arm/include/asm/atomic.h:108
Inline: True
Inline callers:
  - kernel/smpboot.c:cpu_report_death
  - kernel/smpboot.c:cpu_wait_death

In kernel/ucount.c (c037fd10)
Location: arch/arm/include/asm/atomic.h:108
Inline: True
Inline callers:
  - kernel/ucount.c:dec_ucount
  - kernel/ucount.c:inc_ucount

In kernel/kmod.c (c0380004)
Location: arch/arm/include/asm/atomic.h:108
Inline: True
Inline callers:
  - kernel/kmod.c:__request_module
  - kernel/kmod.c:__request_module
  - kernel/kmod.c:__request_module

In kernel/sched/rt.c (c039c4b4)
Location: arch/arm/include/asm/atomic.h:108
Inline: True
Inline callers:
  - kernel/sched/rt.c:pull_rt_task

In kernel/sched/psi.c (c03b2f60)
Location: arch/arm/include/asm/atomic.h:108
Inline: True

In kernel/locking/mutex.c (c0e9c018)
Location: arch/arm/include/asm/atomic.h:108
Inline: True
Inline callers:
  - kernel/locking/mutex.c:ww_mutex_lock_interruptible
  - kernel/locking/mutex.c:ww_mutex_lock
  - kernel/locking/mutex.c:mutex_lock_killable
  - kernel/locking/mutex.c:mutex_lock_interruptible
  - kernel/locking/mutex.c:mutex_unlock
  - kernel/locking/mutex.c:mutex_lock
  - kernel/locking/mutex.c:mutex_trylock_recursive

In kernel/locking/rwsem.c (c03b6074)
Location: arch/arm/include/asm/atomic.h:108
Inline: True
Inline callers:
  - kernel/locking/rwsem.c:down_write_trylock
  - kernel/locking/rwsem.c:down_write_killable
  - kernel/locking/rwsem.c:down_write
  - kernel/locking/rwsem.c:down_read_trylock
  - kernel/locking/rwsem.c:down_read_killable
  - kernel/locking/rwsem.c:down_read
  - kernel/locking/rwsem.c:rwsem_down_write_slowpath
  - kernel/locking/rwsem.c:rwsem_optimistic_spin
  - kernel/locking/rwsem.c:rwsem_optimistic_spin

In kernel/locking/osq_lock.c (c03b6788)
Location: arch/arm/include/asm/atomic.h:108
Inline: True
Inline callers:
  - kernel/locking/osq_lock.c:osq_unlock
  - kernel/locking/osq_lock.c:osq_unlock
  - kernel/locking/osq_lock.c:osq_lock

In kernel/printk/printk_safe.c (c03c89f8)
Location: arch/arm/include/asm/atomic.h:108
Inline: True
Inline callers:
  - kernel/printk/printk_safe.c:__printk_safe_flush
  - kernel/printk/printk_safe.c:printk_safe_log_store

In kernel/rcu/tree.c (c03de4ac)
Location: arch/arm/include/asm/atomic.h:108
Inline: True
Inline callers:
  - kernel/rcu/tree.c:rcu_eqs_special_set

In kernel/module.c (c0408214)
Location: arch/arm/include/asm/atomic.h:108
Inline: True

In kernel/kexec_core.c (c04109fc)
Location: arch/arm/include/asm/atomic.h:108
Inline: True
Inline callers:
  - kernel/kexec_core.c:crash_kexec

In kernel/trace/ring_buffer.c (c0455ea0)
Location: arch/arm/include/asm/atomic.h:108
Inline: True
Inline callers:
  - kernel/trace/ring_buffer.c:ring_buffer_record_on
  - kernel/trace/ring_buffer.c:ring_buffer_record_off
  - kernel/trace/ring_buffer.c:ring_buffer_discard_commit
  - kernel/trace/ring_buffer.c:rb_move_tail
  - kernel/trace/ring_buffer.c:rb_move_tail

In kernel/events/core.c (c04c78e8)
Location: arch/arm/include/asm/atomic.h:108
Inline: True
Inline callers:
  - kernel/events/core.c:perf_event_alloc
  - kernel/events/core.c:perf_event_alloc
  - kernel/events/core.c:free_event

In kernel/events/ring_buffer.c (c04d22cc)
Location: arch/arm/include/asm/atomic.h:108
Inline: True
Inline callers:
  - kernel/events/ring_buffer.c:perf_output_begin
  - kernel/events/ring_buffer.c:perf_output_begin_backward
  - kernel/events/ring_buffer.c:perf_output_begin_forward

In mm/vmscan.c (c04f5004)
Location: arch/arm/include/asm/atomic.h:108
Inline: True
Inline callers:
  - mm/vmscan.c:shrink_page_list
  - mm/vmscan.c:__remove_mapping

In mm/mmap.c (c0521eb0)
Location: arch/arm/include/asm/atomic.h:108
Inline: True
Inline callers:
  - mm/mmap.c:mmap_region
  - mm/mmap.c:mmap_region

In mm/ksm.c (c05480e4)
Location: arch/arm/include/asm/atomic.h:108
Inline: True
Inline callers:
  - mm/ksm.c:reuse_ksm_page

In mm/migrate.c (c0552658)
Location: arch/arm/include/asm/atomic.h:108
Inline: True
Inline callers:
  - mm/migrate.c:migrate_huge_page_move_mapping
  - mm/migrate.c:migrate_page_move_mapping

In mm/memfd.c (c0566eb4)
Location: arch/arm/include/asm/atomic.h:108
Inline: True
Inline callers:
  - mm/memfd.c:memfd_fcntl

In fs/open.c (c0567864)
Location: arch/arm/include/asm/atomic.h:108
Inline: True
Inline callers:
  - fs/open.c:do_dentry_open
  - fs/open.c:vfs_truncate

In fs/exec.c (c0574408)
Location: arch/arm/include/asm/atomic.h:108
Inline: True
Inline callers:
  - fs/exec.c:kernel_read_file
  - fs/exec.c:do_open_execat

In fs/namei.c (c057e8b8)
Location: arch/arm/include/asm/atomic.h:108
Inline: True
Inline callers:
  - fs/namei.c:do_last

In fs/nsfs.c (c05ae5ac)
Location: arch/arm/include/asm/atomic.h:108
Inline: True
Inline callers:
  - fs/nsfs.c:__ns_get_path

In fs/aio.c (c05cdf40)
Location: arch/arm/include/asm/atomic.h:108
Inline: True
Inline callers:
  - fs/aio.c:__get_reqs_available

In fs/io_uring.c (c05d1ea0)
Location: arch/arm/include/asm/atomic.h:108
Inline: True
Inline callers:
  - fs/io_uring.c:io_account_mem

In fs/verity/enable.c (c05de118)
Location: arch/arm/include/asm/atomic.h:108
Inline: True
Inline callers:
  - fs/verity/enable.c:fsverity_ioctl_enable

In fs/proc/inode.c (c0601ce4)
Location: arch/arm/include/asm/atomic.h:108
Inline: True
Inline callers:
  - fs/proc/inode.c:proc_get_link
  - fs/proc/inode.c:proc_reg_open
  - fs/proc/inode.c:proc_reg_get_unmapped_area
  - fs/proc/inode.c:proc_reg_mmap
  - fs/proc/inode.c:proc_reg_unlocked_ioctl
  - fs/proc/inode.c:proc_reg_poll
  - fs/proc/inode.c:proc_reg_write
  - fs/proc/inode.c:proc_reg_read
  - fs/proc/inode.c:proc_reg_llseek

In fs/kernfs/dir.c (c0615cf8)
Location: arch/arm/include/asm/atomic.h:108
Inline: True
Inline callers:
  - fs/kernfs/dir.c:kernfs_iop_rename
  - fs/kernfs/dir.c:kernfs_iop_rename
  - fs/kernfs/dir.c:kernfs_iop_rmdir
  - fs/kernfs/dir.c:kernfs_iop_mkdir

In block/blk-mq.c (c079c65c)
Location: arch/arm/include/asm/atomic.h:108
Inline: True
Inline callers:
  - block/blk-mq.c:blk_mq_dispatch_rq_list

In block/blk-mq-tag.c (c07a0224)
Location: arch/arm/include/asm/atomic.h:108
Inline: True
Inline callers:
  - block/blk-mq-tag.c:blk_mq_get_tag
  - block/blk-mq-tag.c:blk_mq_get_tag

In block/blk-rq-qos.c (c07b2494)
Location: arch/arm/include/asm/atomic.h:108
Inline: True
Inline callers:
  - block/blk-rq-qos.c:rq_wait_inc_below

In block/blk-iocost.c (c07be670)
Location: arch/arm/include/asm/atomic.h:108
Inline: True
Inline callers:
  - block/blk-iocost.c:iocg_kick_delay

In lib/refcount.c (c07dd42c)
Location: arch/arm/include/asm/atomic.h:108
Inline: True
Inline callers:
  - lib/refcount.c:refcount_dec_if_one

In lib/sbitmap.c (c0811c08)
Location: arch/arm/include/asm/atomic.h:108
Inline: True
Inline callers:
  - lib/sbitmap.c:__sbq_wake_up
  - lib/sbitmap.c:__sbq_wake_up

In drivers/rapidio/rio.c (c08c0dd0)
Location: arch/arm/include/asm/atomic.h:108
Inline: True
Inline callers:
  - drivers/rapidio/rio.c:rio_unregister_mport

In drivers/tty/tty_ldsem.c (c0966ab4)
Location: arch/arm/include/asm/atomic.h:108
Inline: True
Inline callers:
  - drivers/tty/tty_ldsem.c:ldsem_down_write_trylock
  - drivers/tty/tty_ldsem.c:ldsem_down_write
  - drivers/tty/tty_ldsem.c:ldsem_down_write
  - drivers/tty/tty_ldsem.c:ldsem_down_read_trylock
  - drivers/tty/tty_ldsem.c:ldsem_down_read

In drivers/base/power/wakeup.c (c09eeeb8)
Location: arch/arm/include/asm/atomic.h:108
Inline: True
Inline callers:
  - drivers/base/power/wakeup.c:pm_system_cancel_wakeup

In drivers/thermal/thermal_core.c (c0bb4b20)
Location: arch/arm/include/asm/atomic.h:108
Inline: True
Inline callers:
  - drivers/thermal/thermal_core.c:thermal_zone_device_register
  - drivers/thermal/thermal_core.c:__thermal_cooling_device_register

In net/core/skbuff.c (c0cd0038)
Location: arch/arm/include/asm/atomic.h:108
Inline: True
Inline callers:
  - net/core/skbuff.c:skb_dump

In net/ipv4/route.c (c0d67a00)
Location: arch/arm/include/asm/atomic.h:108
Inline: True
Inline callers:
  - net/ipv4/route.c:ip_idents_reserve

In net/ipv6/ip6_fib.c (c0e1dc80)
Location: arch/arm/include/asm/atomic.h:108
Inline: True
Inline callers:
  - net/ipv6/ip6_fib.c:fib6_new_sernum

In net/xdp/xdp_umem.c (c0e7b960)
Location: arch/arm/include/asm/atomic.h:108
Inline: True
Inline callers:
  - net/xdp/xdp_umem.c:xdp_umem_create

In lib/dump_stack.c (c0e7fe60)
Location: arch/arm/include/asm/atomic.h:108
Inline: True
Inline callers:
  - lib/dump_stack.c:dump_stack

In ppc64el: Absent ⚠️

In riscv64: Full Inline ⚠️

Collision: Unique Static

Inline: Full

Transformation: False

Instances:

In lib/refcount.c (ffffffe000464a16)
Location: arch/riscv/include/asm/atomic.h:301
Inline: True

Flavor

In aws: Absent ⚠️
In azure: Absent ⚠️
In gcp: Absent ⚠️
In lowlatency: Absent ⚠️

DepSurf

Function: atomic_cmpxchg_relaxed

Status

Differences

Function: `atomic_cmpxchg_relaxed`