DepSurf

Function: down_read_trylock

Status

Regular

• In 4.4: ✅

  int down_read_trylock(struct rw_semaphore *sem);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/locking/rwsem.c (ffffffff810c9ef0)
  Location: kernel/locking/rwsem.c:32
  Inline: False
  Direct callers:
    - arch/x86/mm/fault.c:__do_page_fault
    - mm/memory.c:vm_insert_page
    - mm/mmap.c:mm_drop_all_locks
    - mm/mmap.c:mm_take_all_locks
    - mm/rmap.c:page_lock_anon_vma_read
    - mm/swapfile.c:unuse_mm
    - mm/memcontrol.c:mem_cgroup_move_task
    - fs/super.c:trylock_super
    - fs/dcache.c:shrink_dcache_for_umount
    - fs/fs-writeback.c:try_to_writeback_inodes_sb_nr
  

  Symbols:

  ffffffff810c9ef0-ffffffff810c9f15: down_read_trylock (STB_GLOBAL)
  

• In 4.8: Selective Inline ⚠️

  int down_read_trylock(struct rw_semaphore *sem);
  

  Collision: Unique Global

  Inline: Selective

  Transformation: False

  Instances:

  In kernel/locking/rwsem.c (ffffffff810ce950)
  Location: kernel/locking/rwsem.c:33
  Inline: True
  Direct callers:
    - arch/x86/mm/fault.c:__do_page_fault
    - mm/oom_kill.c:__oom_reap_task
    - mm/memory.c:vm_insert_page
    - mm/mmap.c:mm_drop_all_locks
    - mm/mmap.c:mm_take_all_locks
    - mm/rmap.c:page_lock_anon_vma_read
    - mm/swapfile.c:unuse_mm
    - mm/memcontrol.c:mem_cgroup_move_task
    - fs/super.c:trylock_super
    - fs/dcache.c:d_splice_alias
    - fs/dcache.c:shrink_dcache_for_umount
    - fs/fs-writeback.c:try_to_writeback_inodes_sb_nr
  

  Symbols:

  ffffffff810ce950-ffffffff810ce98e: down_read_trylock (STB_GLOBAL)
  

• In 4.10: Selective Inline ⚠️

  int down_read_trylock(struct rw_semaphore *sem);
  

  Collision: Unique Global

  Inline: Selective

  Transformation: False

  Instances:

  In kernel/locking/rwsem.c (ffffffff810d5590)
  Location: kernel/locking/rwsem.c:33
  Inline: True
  Direct callers:
    - arch/x86/mm/fault.c:__do_page_fault
    - mm/oom_kill.c:__oom_reap_task_mm
    - mm/memory.c:vm_insert_page
    - mm/mmap.c:mm_drop_all_locks
    - mm/mmap.c:mm_take_all_locks
    - mm/rmap.c:page_lock_anon_vma_read
    - mm/swapfile.c:unuse_mm
    - mm/memcontrol.c:mem_cgroup_move_task
    - fs/super.c:trylock_super
    - fs/dcache.c:d_splice_alias
    - fs/dcache.c:shrink_dcache_for_umount
    - fs/fs-writeback.c:try_to_writeback_inodes_sb_nr
    - fs/quota/dquot.c:dquot_enable
    - fs/quota/dquot.c:dquot_resume
    - fs/quota/dquot.c:dquot_disable
  

  Symbols:

  ffffffff810d5590-ffffffff810d55ce: down_read_trylock (STB_GLOBAL)
  

• In 4.13: Selective Inline ⚠️

  int down_read_trylock(struct rw_semaphore *sem);
  

  Collision: Unique Global

  Inline: Selective

  Transformation: False

  Instances:

  In kernel/locking/rwsem.c (ffffffff810d4560)
  Location: kernel/locking/rwsem.c:34
  Inline: True
  Direct callers:
    - arch/x86/mm/fault.c:__do_page_fault
    - kernel/sched/fair.c:task_numa_work
    - mm/oom_kill.c:__oom_reap_task_mm
    - mm/memory.c:vm_insert_page
    - mm/mmap.c:mm_drop_all_locks
    - mm/mmap.c:mm_take_all_locks
    - mm/rmap.c:page_lock_anon_vma_read
    - mm/swapfile.c:unuse_mm
    - mm/memcontrol.c:mem_cgroup_move_task
    - fs/super.c:trylock_super
    - fs/dcache.c:d_splice_alias
    - fs/dcache.c:shrink_dcache_for_umount
    - fs/fs-writeback.c:try_to_writeback_inodes_sb_nr
    - fs/quota/dquot.c:dquot_enable
    - fs/quota/dquot.c:dquot_resume
    - fs/quota/dquot.c:dquot_disable
    - fs/ext4/file.c:ext4_file_read_iter
  

  Symbols:

  ffffffff810d4560-ffffffff810d459e: down_read_trylock (STB_GLOBAL)
  

• In 4.15: Selective Inline ⚠️

  int down_read_trylock(struct rw_semaphore *sem);
  

  Collision: Unique Global

  Inline: Selective

  Transformation: False

  Instances:

  In kernel/locking/rwsem.c (ffffffff810dc4c0)
  Location: kernel/locking/rwsem.c:51
  Inline: True
  Direct callers:
    - arch/x86/mm/fault.c:__do_page_fault
    - kernel/sched/fair.c:task_numa_work
    - mm/oom_kill.c:__oom_reap_task_mm
    - mm/memory.c:print_vma_addr
    - mm/memory.c:vm_insert_page
    - mm/mmap.c:mm_drop_all_locks
    - mm/mmap.c:mm_take_all_locks
    - mm/rmap.c:page_lock_anon_vma_read
    - mm/swapfile.c:unuse_mm
    - mm/memcontrol.c:mem_cgroup_move_task
    - fs/super.c:trylock_super
    - fs/dcache.c:d_splice_alias
    - fs/dcache.c:shrink_dcache_for_umount
    - fs/fs-writeback.c:try_to_writeback_inodes_sb
    - fs/quota/dquot.c:dquot_enable
    - fs/quota/dquot.c:dquot_resume
    - fs/quota/dquot.c:dquot_disable
    - fs/ext4/file.c:ext4_file_read_iter
  

  Symbols:

  ffffffff810dc4c0-ffffffff810dc4fe: down_read_trylock (STB_GLOBAL)
  

• In 4.18: Selective Inline ⚠️

  int down_read_trylock(struct rw_semaphore *sem);
  

  Collision: Unique Global

  Inline: Selective

  Transformation: False

  Instances:

  In kernel/locking/rwsem.c (ffffffff810e4b00)
  Location: kernel/locking/rwsem.c:51
  Inline: True
  Direct callers:
    - arch/x86/mm/fault.c:__do_page_fault
    - kernel/sched/fair.c:task_numa_work
    - kernel/bpf/stackmap.c:stack_map_get_build_id_offset
    - mm/oom_kill.c:oom_reaper
    - mm/memory.c:print_vma_addr
    - mm/memory.c:vm_insert_page
    - mm/mmap.c:mm_drop_all_locks
    - mm/mmap.c:mm_take_all_locks
    - mm/rmap.c:page_lock_anon_vma_read
    - mm/swapfile.c:unuse_mm
    - mm/khugepaged.c:khugepaged_scan_mm_slot
    - mm/memcontrol.c:mem_cgroup_move_task
    - fs/super.c:trylock_super
    - fs/dcache.c:shrink_dcache_for_umount
    - fs/fs-writeback.c:try_to_writeback_inodes_sb
    - fs/quota/dquot.c:dquot_enable
    - fs/quota/dquot.c:dquot_resume
    - fs/quota/dquot.c:dquot_disable
    - fs/ext4/file.c:ext4_file_read_iter
  

  Symbols:

  ffffffff810e4b00-ffffffff810e4b41: down_read_trylock (STB_GLOBAL)
  

• In 5.0: ✅

  int down_read_trylock(struct rw_semaphore *sem);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/locking/rwsem.c (ffffffff810f0010)
  Location: kernel/locking/rwsem.c:51
  Inline: False
  Direct callers:
    - arch/x86/mm/fault.c:__do_page_fault
    - kernel/sched/fair.c:task_numa_work
    - kernel/bpf/stackmap.c:stack_map_get_build_id_offset
    - mm/oom_kill.c:oom_reaper
    - mm/memory.c:print_vma_addr
    - mm/memory.c:vm_insert_page
    - mm/mmap.c:mm_drop_all_locks
    - mm/mmap.c:mm_take_all_locks
    - mm/rmap.c:page_lock_anon_vma_read
    - mm/swapfile.c:unuse_mm
    - mm/khugepaged.c:khugepaged
    - mm/memcontrol.c:mem_cgroup_move_task
    - fs/super.c:trylock_super
    - fs/dcache.c:shrink_dcache_for_umount
    - fs/fs-writeback.c:try_to_writeback_inodes_sb
    - fs/fs-writeback.c:inode_switch_wbs
    - fs/quota/dquot.c:dquot_enable
    - fs/quota/dquot.c:dquot_resume
    - fs/quota/dquot.c:dquot_disable
    - fs/ext4/file.c:ext4_file_read_iter
  

  Symbols:

  ffffffff810f0010-ffffffff810f0050: down_read_trylock (STB_GLOBAL)
  

• In 5.3: ✅

  int down_read_trylock(struct rw_semaphore *sem);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/locking/rwsem.c (ffffffff810f7ad0)
  Location: kernel/locking/rwsem.c:1484
  Inline: False
  Direct callers:
    - arch/x86/mm/fault.c:do_user_addr_fault
    - kernel/sched/fair.c:task_numa_work
    - kernel/bpf/stackmap.c:stack_map_get_build_id_offset
    - mm/oom_kill.c:oom_reaper
    - mm/memory.c:print_vma_addr
    - mm/memory.c:vm_insert_page
    - mm/mmap.c:mm_drop_all_locks
    - mm/mmap.c:mm_take_all_locks
    - mm/rmap.c:page_lock_anon_vma_read
    - mm/khugepaged.c:khugepaged
    - mm/memcontrol.c:mem_cgroup_move_task
    - mm/hmm.c:hmm_invalidate_range_start
    - fs/super.c:trylock_super
    - fs/dcache.c:d_splice_alias
    - fs/dcache.c:shrink_dcache_for_umount
    - fs/fs-writeback.c:try_to_writeback_inodes_sb
    - fs/fs-writeback.c:inode_switch_wbs
    - fs/quota/dquot.c:dquot_enable
    - fs/quota/dquot.c:dquot_resume
    - fs/quota/dquot.c:dquot_disable
    - fs/ext4/file.c:ext4_file_read_iter
  

  Symbols:

  ffffffff810f7ad0-ffffffff810f7b1e: down_read_trylock (STB_GLOBAL)
  

• In 5.4: ✅

  int down_read_trylock(struct rw_semaphore *sem);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/locking/rwsem.c (ffffffff81103900)
  Location: kernel/locking/rwsem.c:1518
  Inline: False
  Direct callers:
    - arch/x86/mm/fault.c:do_user_addr_fault
    - kernel/sched/fair.c:task_numa_work
    - kernel/bpf/stackmap.c:stack_map_get_build_id_offset
    - mm/oom_kill.c:oom_reaper
    - mm/memory.c:print_vma_addr
    - mm/memory.c:vm_insert_page
    - mm/mmap.c:mm_drop_all_locks
    - mm/mmap.c:mm_take_all_locks
    - mm/rmap.c:page_lock_anon_vma_read
    - mm/khugepaged.c:khugepaged_scan_mm_slot
    - mm/memcontrol.c:mem_cgroup_move_task
    - mm/hmm.c:hmm_invalidate_range_start
    - fs/super.c:trylock_super
    - fs/dcache.c:d_splice_alias
    - fs/dcache.c:shrink_dcache_for_umount
    - fs/fs-writeback.c:try_to_writeback_inodes_sb
    - fs/quota/dquot.c:dquot_enable
    - fs/quota/dquot.c:dquot_resume
    - fs/quota/dquot.c:dquot_disable
    - fs/ext4/file.c:ext4_file_read_iter
    - fs/ext4/inode.c:ext4_direct_IO
  

  Symbols:

  ffffffff81103900-ffffffff8110394e: down_read_trylock (STB_GLOBAL)
  

• In 5.8: ✅

  int down_read_trylock(struct rw_semaphore *sem);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/locking/rwsem.c (ffffffff8110e450)
  Location: kernel/locking/rwsem.c:1515
  Inline: False
  Direct callers:
    - arch/x86/mm/fault.c:do_user_addr_fault
    - kernel/sched/fair.c:task_numa_work
    - kernel/bpf/stackmap.c:stack_map_get_build_id_offset
    - mm/oom_kill.c:oom_reap_task_mm
    - mm/vmscan.c:shrink_slab
    - mm/vmscan.c:shrink_slab_memcg
    - mm/memory.c:print_vma_addr
    - mm/memory.c:vm_insert_page
    - mm/mmap.c:mm_drop_all_locks
    - mm/mmap.c:mm_take_all_locks
    - mm/rmap.c:page_lock_anon_vma_read
    - mm/khugepaged.c:khugepaged_scan_mm_slot
    - mm/memcontrol.c:mem_cgroup_move_charge
    - fs/super.c:super_cache_scan
    - fs/dcache.c:d_splice_alias
    - fs/dcache.c:shrink_dcache_for_umount
    - fs/fs-writeback.c:try_to_writeback_inodes_sb
    - fs/quota/dquot.c:dquot_resume
    - fs/quota/dquot.c:dquot_load_quota_sb
    - fs/quota/dquot.c:dquot_disable
    - fs/ext4/file.c:ext4_dio_write_iter
    - fs/ext4/file.c:ext4_file_read_iter
    - fs/ext4/file.c:ext4_file_read_iter
    - drivers/vfio/pci/vfio_pci.c:vfio_pci_zap_and_vma_lock
  

  Symbols:

  ffffffff8110e450-ffffffff8110e49e: down_read_trylock (STB_GLOBAL)
  

• In 5.11: ✅

  int down_read_trylock(struct rw_semaphore *sem);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/locking/rwsem.c (ffffffff8110b710)
  Location: kernel/locking/rwsem.c:1390
  Inline: False
  Direct callers:
    - arch/x86/mm/fault.c:do_user_addr_fault
    - kernel/sched/fair.c:task_numa_work
    - kernel/bpf/stackmap.c:stack_map_get_build_id_offset
    - mm/oom_kill.c:oom_reap_task_mm
    - mm/vmscan.c:shrink_slab
    - mm/vmscan.c:shrink_slab_memcg
    - mm/memory.c:print_vma_addr
    - mm/memory.c:vm_insert_page
    - mm/mmap.c:mm_drop_all_locks
    - mm/mmap.c:mm_take_all_locks
    - mm/rmap.c:page_lock_anon_vma_read
    - mm/khugepaged.c:khugepaged_scan_mm_slot
    - mm/memcontrol.c:mem_cgroup_move_charge
    - fs/super.c:super_cache_scan
    - fs/dcache.c:d_splice_alias
    - fs/dcache.c:shrink_dcache_for_umount
    - fs/fs-writeback.c:try_to_writeback_inodes_sb
    - fs/quota/dquot.c:dquot_resume
    - fs/quota/dquot.c:dquot_load_quota_sb
    - fs/quota/dquot.c:dquot_disable
    - fs/ext4/file.c:ext4_dio_write_iter
    - fs/ext4/file.c:ext4_file_read_iter
    - fs/ext4/file.c:ext4_file_read_iter
    - fs/fuse/dax.c:fuse_dax_read_iter
    - drivers/vfio/pci/vfio_pci.c:vfio_pci_zap_and_vma_lock
    - drivers/vfio/pci/vfio_pci_rdwr.c:vfio_pci_ioeventfd_handler
  

  Symbols:

  ffffffff8110b710-ffffffff8110b75e: down_read_trylock (STB_GLOBAL)
  

• In 5.13: ✅

  int down_read_trylock(struct rw_semaphore *sem);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/locking/rwsem.c (ffffffff8110d530)
  Location: kernel/locking/rwsem.c:1390
  Inline: False
  Direct callers:
    - arch/x86/mm/fault.c:do_user_addr_fault
    - kernel/sched/fair.c:task_numa_work
    - kernel/bpf/stackmap.c:stack_map_get_build_id_offset
    - mm/oom_kill.c:oom_reaper
    - mm/vmscan.c:shrink_slab
    - mm/vmscan.c:shrink_slab_memcg
    - mm/memory.c:print_vma_addr
    - mm/memory.c:vm_insert_page
    - mm/mmap.c:mm_drop_all_locks
    - mm/mmap.c:mm_take_all_locks
    - mm/rmap.c:page_lock_anon_vma_read
    - mm/khugepaged.c:khugepaged_scan_mm_slot
    - mm/memcontrol.c:mem_cgroup_move_charge
    - fs/super.c:super_cache_scan
    - fs/dcache.c:d_splice_alias
    - fs/dcache.c:shrink_dcache_for_umount
    - fs/fs-writeback.c:try_to_writeback_inodes_sb
    - fs/quota/dquot.c:dquot_resume
    - fs/quota/dquot.c:dquot_load_quota_sb
    - fs/quota/dquot.c:dquot_disable
    - fs/ext4/file.c:ext4_dio_write_iter
    - fs/ext4/file.c:ext4_file_read_iter
    - fs/ext4/file.c:ext4_file_read_iter
    - fs/fuse/dax.c:fuse_dax_read_iter
    - drivers/vfio/pci/vfio_pci.c:vfio_pci_zap_and_vma_lock
    - drivers/vfio/pci/vfio_pci_rdwr.c:vfio_pci_ioeventfd_handler
  

  Symbols:

  ffffffff8110d530-ffffffff8110d57e: down_read_trylock (STB_GLOBAL)
  

• In 5.15: ✅

  int down_read_trylock(struct rw_semaphore *sem);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/locking/rwsem.c (ffffffff8112cd80)
  Location: kernel/locking/rwsem.c:1507
  Inline: False
  Direct callers:
    - arch/x86/mm/fault.c:do_user_addr_fault
    - kernel/sched/fair.c:task_numa_work
    - kernel/bpf/stackmap.c:stack_map_get_build_id_offset
    - mm/filemap.c:filemap_update_page
    - mm/oom_kill.c:oom_reaper
    - mm/vmscan.c:shrink_slab
    - mm/vmscan.c:shrink_slab_memcg
    - mm/memory.c:print_vma_addr
    - mm/memory.c:vm_insert_page
    - mm/memory.c:vm_insert_pages
    - mm/mmap.c:mm_drop_all_locks
    - mm/mmap.c:mm_take_all_locks
    - mm/rmap.c:page_lock_anon_vma_read
    - mm/khugepaged.c:khugepaged_scan_mm_slot
    - mm/memcontrol.c:mem_cgroup_move_charge
    - fs/super.c:super_cache_scan
    - fs/dcache.c:d_splice_alias
    - fs/dcache.c:shrink_dcache_for_umount
    - fs/fs-writeback.c:try_to_writeback_inodes_sb
    - fs/quota/dquot.c:dquot_resume
    - fs/quota/dquot.c:dquot_load_quota_sb
    - fs/quota/dquot.c:dquot_disable
    - fs/ext4/file.c:ext4_dio_write_iter
    - fs/ext4/file.c:ext4_file_read_iter
    - fs/ext4/file.c:ext4_file_read_iter
    - fs/fuse/dax.c:fuse_dax_read_iter
    - drivers/vfio/pci/vfio_pci_core.c:vfio_pci_zap_and_vma_lock
    - drivers/vfio/pci/vfio_pci_rdwr.c:vfio_pci_ioeventfd_handler
  

  Symbols:

  ffffffff8112cd80-ffffffff8112cdce: down_read_trylock (STB_GLOBAL)
  

• In 5.19: ✅

  int down_read_trylock(struct rw_semaphore *sem);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/locking/rwsem.c (ffffffff8114e020)
  Location: kernel/locking/rwsem.c:1536
  Inline: False
  Direct callers:
    - arch/x86/mm/fault.c:do_user_addr_fault
    - kernel/sched/fair.c:task_numa_work
    - kernel/bpf/task_iter.c:bpf_find_vma
    - kernel/bpf/stackmap.c:stack_map_get_build_id_offset
    - mm/filemap.c:filemap_update_page
    - mm/oom_kill.c:oom_reaper
    - mm/vmscan.c:shrink_slab
    - mm/vmscan.c:shrink_slab_memcg
    - mm/memory.c:print_vma_addr
    - mm/memory.c:vm_insert_page
    - mm/memory.c:vm_insert_pages
    - mm/rmap.c:rmap_walk_file
    - mm/rmap.c:rmap_walk_anon
    - mm/rmap.c:folio_lock_anon_vma_read
    - mm/ksm.c:rmap_walk_ksm
    - mm/khugepaged.c:khugepaged_scan_mm_slot
    - mm/memcontrol.c:mem_cgroup_move_charge
    - fs/super.c:super_cache_scan
    - fs/dcache.c:d_splice_alias
    - fs/dcache.c:shrink_dcache_for_umount
    - fs/fs-writeback.c:try_to_writeback_inodes_sb
    - fs/quota/dquot.c:dquot_resume
    - fs/quota/dquot.c:dquot_load_quota_sb
    - fs/quota/dquot.c:dquot_disable
    - fs/ext4/file.c:ext4_dio_write_iter
    - fs/ext4/file.c:ext4_file_read_iter
    - fs/ext4/file.c:ext4_file_read_iter
    - fs/fuse/dax.c:fuse_dax_read_iter
    - drivers/vfio/pci/vfio_pci_core.c:vfio_pci_zap_and_vma_lock
    - drivers/vfio/pci/vfio_pci_rdwr.c:vfio_pci_ioeventfd_handler
  

  Symbols:

  ffffffff8114e020-ffffffff8114e083: down_read_trylock (STB_GLOBAL)
  

• In 6.2: ✅

  int down_read_trylock(struct rw_semaphore *sem);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/locking/rwsem.c (ffffffff8117cf80)
  Location: kernel/locking/rwsem.c:1557
  Inline: False
  Direct callers:
    - arch/x86/mm/fault.c:do_user_addr_fault
    - kernel/sched/fair.c:task_numa_work
    - kernel/bpf/task_iter.c:bpf_find_vma
    - kernel/bpf/stackmap.c:stack_map_get_build_id_offset
    - mm/filemap.c:filemap_update_page
    - mm/oom_kill.c:oom_reaper
    - mm/vmscan.c:walk_mm
    - mm/vmscan.c:shrink_slab
    - mm/vmscan.c:shrink_slab_memcg
    - mm/memory.c:print_vma_addr
    - mm/memory.c:vm_insert_page
    - mm/memory.c:vm_insert_pages
    - mm/rmap.c:rmap_walk_file
    - mm/rmap.c:rmap_walk_anon
    - mm/rmap.c:folio_lock_anon_vma_read
    - mm/ksm.c:rmap_walk_ksm
    - mm/memcontrol.c:mem_cgroup_move_charge
    - fs/super.c:super_cache_scan
    - fs/dcache.c:d_splice_alias
    - fs/dcache.c:shrink_dcache_for_umount
    - fs/fs-writeback.c:try_to_writeback_inodes_sb
    - fs/quota/dquot.c:dquot_resume
    - fs/quota/dquot.c:dquot_load_quota_sb
    - fs/quota/dquot.c:dquot_disable
    - fs/ext4/file.c:ext4_dio_write_iter
    - fs/ext4/file.c:ext4_file_read_iter
    - fs/ext4/file.c:ext4_file_read_iter
    - fs/fuse/dax.c:fuse_dax_read_iter
  

  Symbols:

  ffffffff8117cf80-ffffffff8117cff9: down_read_trylock (STB_GLOBAL)
  

• In 6.5: ✅

  int down_read_trylock(struct rw_semaphore *sem);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/locking/rwsem.c (ffffffff8118dc30)
  Location: kernel/locking/rwsem.c:1557
  Inline: False
  Direct callers:
    - kernel/sched/fair.c:task_numa_work
    - kernel/bpf/task_iter.c:bpf_find_vma
    - kernel/bpf/stackmap.c:stack_map_get_build_id_offset
    - mm/filemap.c:filemap_update_page
    - mm/oom_kill.c:oom_reaper
    - mm/vmscan.c:walk_mm
    - mm/vmscan.c:shrink_slab
    - mm/vmscan.c:shrink_slab_memcg
    - mm/memory.c:print_vma_addr
    - mm/memory.c:lock_vma_under_rcu
    - mm/memory.c:lock_mm_and_find_vma
    - mm/memory.c:vm_insert_page
    - mm/memory.c:vm_insert_pages
    - mm/rmap.c:rmap_walk_file
    - mm/rmap.c:rmap_walk_anon
    - mm/rmap.c:folio_lock_anon_vma_read
    - mm/ksm.c:rmap_walk_ksm
    - mm/memcontrol.c:mem_cgroup_move_charge
    - fs/super.c:super_cache_scan
    - fs/dcache.c:d_splice_alias
    - fs/dcache.c:shrink_dcache_for_umount
    - fs/fs-writeback.c:try_to_writeback_inodes_sb
    - fs/quota/dquot.c:dquot_resume
    - fs/quota/dquot.c:dquot_load_quota_sb
    - fs/quota/dquot.c:dquot_disable
    - fs/ext4/file.c:ext4_dio_write_iter
    - fs/ext4/file.c:ext4_file_read_iter
    - fs/ext4/file.c:ext4_file_read_iter
    - fs/fuse/dax.c:fuse_dax_read_iter
  

  Symbols:

  ffffffff8118dc30-ffffffff8118dca9: down_read_trylock (STB_GLOBAL)
  

• In 6.8: ✅

  int down_read_trylock(struct rw_semaphore *sem);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/locking/rwsem.c (ffffffff8119c5e0)
  Location: kernel/locking/rwsem.c:1563
  Inline: False
  Direct callers:
    - kernel/sched/fair.c:task_numa_work
    - kernel/bpf/task_iter.c:bpf_iter_task_vma_new
    - kernel/bpf/task_iter.c:bpf_find_vma
    - kernel/bpf/stackmap.c:stack_map_get_build_id_offset
    - mm/filemap.c:filemap_update_page
    - mm/oom_kill.c:oom_reaper
    - mm/vmscan.c:walk_mm
    - mm/memory.c:print_vma_addr
    - mm/memory.c:lock_vma_under_rcu
    - mm/memory.c:lock_mm_and_find_vma
    - mm/memory.c:vm_insert_page
    - mm/memory.c:vm_insert_pages
    - mm/rmap.c:rmap_walk_file
    - mm/rmap.c:rmap_walk_anon
    - mm/rmap.c:folio_lock_anon_vma_read
    - mm/ksm.c:rmap_walk_ksm
    - mm/memcontrol.c:mem_cgroup_move_charge
    - fs/super.c:super_cache_scan
    - fs/dcache.c:d_splice_alias
    - fs/dcache.c:shrink_dcache_for_umount
    - fs/fs-writeback.c:try_to_writeback_inodes_sb
    - fs/quota/dquot.c:dquot_resume
    - fs/quota/dquot.c:dquot_disable
    - fs/ext4/file.c:ext4_dio_write_iter
    - fs/ext4/file.c:ext4_file_read_iter
    - fs/ext4/file.c:ext4_file_read_iter
    - fs/fuse/dax.c:fuse_dax_read_iter
  

  Symbols:

  ffffffff8119c5e0-ffffffff8119c659: down_read_trylock (STB_GLOBAL)
  

Arch

• In arm64: ✅

  int down_read_trylock(struct rw_semaphore *sem);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/locking/rwsem.c (ffff800010168f48)
  Location: kernel/locking/rwsem.c:1518
  Inline: False
  Direct callers:
    - arch/arm64/mm/fault.c:do_page_fault
    - kernel/sched/fair.c:task_numa_work
    - kernel/bpf/stackmap.c:stack_map_get_build_id_offset
    - mm/oom_kill.c:oom_reaper
    - mm/memory.c:print_vma_addr
    - mm/memory.c:vm_insert_page
    - mm/mmap.c:mm_drop_all_locks
    - mm/mmap.c:mm_take_all_locks
    - mm/rmap.c:page_lock_anon_vma_read
    - mm/khugepaged.c:khugepaged
    - mm/khugepaged.c:khugepaged
    - mm/memcontrol.c:mem_cgroup_move_task
    - mm/hmm.c:hmm_invalidate_range_start
    - fs/super.c:trylock_super
    - fs/dcache.c:d_splice_alias
    - fs/dcache.c:shrink_dcache_for_umount
    - fs/fs-writeback.c:try_to_writeback_inodes_sb
    - fs/quota/dquot.c:dquot_enable
    - fs/quota/dquot.c:dquot_resume
    - fs/quota/dquot.c:dquot_disable
    - fs/ext4/file.c:ext4_file_read_iter
    - fs/ext4/inode.c:ext4_direct_IO
  

  Symbols:

  ffff800010168f48-ffff800010168fd0: down_read_trylock (STB_GLOBAL)
  

• In armhf: ✅

  int down_read_trylock(struct rw_semaphore *sem);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/locking/rwsem.c (c03b57bc)
  Location: kernel/locking/rwsem.c:1518
  Inline: False
  Direct callers:
    - arch/arm/mm/fault.c:do_page_fault
    - kernel/bpf/stackmap.c:stack_map_get_build_id_offset
    - mm/oom_kill.c:oom_reaper
    - mm/memory.c:print_vma_addr
    - mm/memory.c:vm_insert_page
    - mm/mmap.c:mm_drop_all_locks
    - mm/mmap.c:mm_take_all_locks
    - mm/rmap.c:page_lock_anon_vma_read
    - mm/memcontrol.c:mem_cgroup_move_task
    - mm/hmm.c:hmm_invalidate_range_start
    - fs/super.c:trylock_super
    - fs/dcache.c:d_splice_alias
    - fs/dcache.c:shrink_dcache_for_umount
    - fs/fs-writeback.c:try_to_writeback_inodes_sb
    - fs/quota/dquot.c:dquot_enable
    - fs/quota/dquot.c:dquot_resume
    - fs/quota/dquot.c:dquot_disable
    - fs/ext4/inode.c:ext4_direct_IO
  

  Symbols:

  c03b57bc-c03b5840: down_read_trylock (STB_GLOBAL)
  

• In ppc64el: ✅

  int down_read_trylock(struct rw_semaphore *sem);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/locking/rwsem.c (c0000000001c1270)
  Location: kernel/locking/rwsem.c:1518
  Inline: False
  Direct callers:
    - arch/powerpc/mm/fault.c:__do_page_fault
    - kernel/sched/fair.c:task_numa_work
    - kernel/bpf/stackmap.c:stack_map_get_build_id_offset
    - mm/oom_kill.c:oom_reaper
    - mm/memory.c:print_vma_addr
    - mm/memory.c:vm_insert_page
    - mm/mmap.c:mm_drop_all_locks
    - mm/mmap.c:mm_take_all_locks
    - mm/rmap.c:page_lock_anon_vma_read
    - mm/khugepaged.c:khugepaged_scan_mm_slot
    - mm/khugepaged.c:khugepaged_scan_mm_slot
    - mm/memcontrol.c:mem_cgroup_move_task
    - mm/hmm.c:hmm_invalidate_range_start
    - fs/super.c:trylock_super
    - fs/dcache.c:d_splice_alias
    - fs/dcache.c:shrink_dcache_for_umount
    - fs/fs-writeback.c:try_to_writeback_inodes_sb
    - fs/quota/dquot.c:dquot_enable
    - fs/quota/dquot.c:dquot_resume
    - fs/quota/dquot.c:dquot_disable
    - fs/ext4/file.c:ext4_file_read_iter
    - fs/ext4/inode.c:ext4_direct_IO
  

  Symbols:

  c0000000001c1270-c0000000001c12e4: down_read_trylock (STB_GLOBAL)
  

• In riscv64: ✅

  int down_read_trylock(struct rw_semaphore *sem);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/locking/rwsem.c (ffffffe00010a80c)
  Location: kernel/locking/rwsem.c:1518
  Inline: False
  Direct callers:
    - kernel/bpf/stackmap.c:stack_map_get_build_id_offset
    - mm/oom_kill.c:oom_reaper
    - mm/memory.c:print_vma_addr
    - mm/memory.c:vm_insert_page
    - mm/mmap.c:mm_drop_all_locks
    - mm/mmap.c:mm_take_all_locks
    - mm/rmap.c:page_lock_anon_vma_read
    - mm/memcontrol.c:mem_cgroup_move_task
    - mm/hmm.c:hmm_invalidate_range_start
    - fs/super.c:trylock_super
    - fs/dcache.c:d_splice_alias
    - fs/dcache.c:shrink_dcache_for_umount
    - fs/fs-writeback.c:try_to_writeback_inodes_sb
    - fs/quota/dquot.c:dquot_enable
    - fs/quota/dquot.c:dquot_resume
    - fs/quota/dquot.c:dquot_disable
    - fs/ext4/file.c:ext4_file_read_iter
    - fs/ext4/inode.c:ext4_direct_IO
  

  Symbols:

  ffffffe00010a80c-ffffffe00010a86c: down_read_trylock (STB_GLOBAL)
  

Flavor

• In aws: ✅

  int down_read_trylock(struct rw_semaphore *sem);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/locking/rwsem.c (ffffffff810fcc10)
  Location: kernel/locking/rwsem.c:1518
  Inline: False
  Direct callers:
    - arch/x86/mm/fault.c:do_user_addr_fault
    - kernel/sched/fair.c:task_numa_work
    - kernel/bpf/stackmap.c:stack_map_get_build_id_offset
    - mm/oom_kill.c:oom_reaper
    - mm/memory.c:print_vma_addr
    - mm/memory.c:vm_insert_page
    - mm/mmap.c:mm_drop_all_locks
    - mm/mmap.c:mm_take_all_locks
    - mm/rmap.c:page_lock_anon_vma_read
    - mm/khugepaged.c:khugepaged_scan_mm_slot
    - mm/memcontrol.c:mem_cgroup_move_task
    - mm/hmm.c:hmm_invalidate_range_start
    - fs/super.c:trylock_super
    - fs/dcache.c:d_splice_alias
    - fs/dcache.c:shrink_dcache_for_umount
    - fs/fs-writeback.c:try_to_writeback_inodes_sb
    - fs/quota/dquot.c:dquot_enable
    - fs/quota/dquot.c:dquot_resume
    - fs/quota/dquot.c:dquot_disable
    - fs/ext4/file.c:ext4_file_read_iter
    - fs/ext4/inode.c:ext4_direct_IO
  

  Symbols:

  ffffffff810fcc10-ffffffff810fcc5e: down_read_trylock (STB_GLOBAL)
  

• In azure: ✅

  int down_read_trylock(struct rw_semaphore *sem);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/locking/rwsem.c (ffffffff810ece20)
  Location: kernel/locking/rwsem.c:1518
  Inline: False
  Direct callers:
    - arch/x86/mm/fault.c:do_user_addr_fault
    - kernel/sched/fair.c:task_numa_work
    - kernel/bpf/stackmap.c:stack_map_get_build_id_offset
    - mm/oom_kill.c:oom_reaper
    - mm/memory.c:print_vma_addr
    - mm/memory.c:vm_insert_page
    - mm/mmap.c:mm_drop_all_locks
    - mm/mmap.c:mm_take_all_locks
    - mm/rmap.c:page_lock_anon_vma_read
    - mm/khugepaged.c:khugepaged_scan_mm_slot
    - mm/memcontrol.c:mem_cgroup_move_task
    - mm/hmm.c:hmm_invalidate_range_start
    - fs/super.c:trylock_super
    - fs/dcache.c:d_splice_alias
    - fs/dcache.c:shrink_dcache_for_umount
    - fs/fs-writeback.c:try_to_writeback_inodes_sb
    - fs/quota/dquot.c:dquot_enable
    - fs/quota/dquot.c:dquot_resume
    - fs/quota/dquot.c:dquot_disable
    - fs/ext4/file.c:ext4_file_read_iter
    - fs/ext4/inode.c:ext4_direct_IO
  

  Symbols:

  ffffffff810ece20-ffffffff810ece6e: down_read_trylock (STB_GLOBAL)
  

• In gcp: ✅

  int down_read_trylock(struct rw_semaphore *sem);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/locking/rwsem.c (ffffffff810f9dd0)
  Location: kernel/locking/rwsem.c:1518
  Inline: False
  Direct callers:
    - arch/x86/mm/fault.c:do_user_addr_fault
    - kernel/sched/fair.c:task_numa_work
    - kernel/bpf/stackmap.c:stack_map_get_build_id_offset
    - mm/oom_kill.c:oom_reaper
    - mm/memory.c:print_vma_addr
    - mm/memory.c:vm_insert_page
    - mm/mmap.c:mm_drop_all_locks
    - mm/mmap.c:mm_take_all_locks
    - mm/rmap.c:page_lock_anon_vma_read
    - mm/khugepaged.c:khugepaged_scan_mm_slot
    - mm/memcontrol.c:mem_cgroup_move_task
    - mm/hmm.c:hmm_invalidate_range_start
    - fs/super.c:trylock_super
    - fs/dcache.c:d_splice_alias
    - fs/dcache.c:shrink_dcache_for_umount
    - fs/fs-writeback.c:try_to_writeback_inodes_sb
    - fs/quota/dquot.c:dquot_enable
    - fs/quota/dquot.c:dquot_resume
    - fs/quota/dquot.c:dquot_disable
    - fs/ext4/file.c:ext4_file_read_iter
    - fs/ext4/inode.c:ext4_direct_IO
  

  Symbols:

  ffffffff810f9dd0-ffffffff810f9e1e: down_read_trylock (STB_GLOBAL)
  

• In lowlatency: ✅

  int down_read_trylock(struct rw_semaphore *sem);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/locking/rwsem.c (ffffffff81104f40)
  Location: kernel/locking/rwsem.c:1518
  Inline: False
  Direct callers:
    - arch/x86/mm/fault.c:do_user_addr_fault
    - kernel/sched/fair.c:task_numa_work
    - kernel/bpf/stackmap.c:stack_map_get_build_id_offset
    - mm/oom_kill.c:oom_reaper
    - mm/memory.c:print_vma_addr
    - mm/memory.c:vm_insert_page
    - mm/mmap.c:mm_drop_all_locks
    - mm/mmap.c:mm_take_all_locks
    - mm/rmap.c:page_lock_anon_vma_read
    - mm/khugepaged.c:khugepaged
    - mm/memcontrol.c:mem_cgroup_move_task
    - mm/hmm.c:hmm_invalidate_range_start
    - fs/super.c:trylock_super
    - fs/dcache.c:d_splice_alias
    - fs/dcache.c:shrink_dcache_for_umount
    - fs/fs-writeback.c:try_to_writeback_inodes_sb
    - fs/quota/dquot.c:dquot_enable
    - fs/quota/dquot.c:dquot_resume
    - fs/quota/dquot.c:dquot_disable
    - fs/ext4/file.c:ext4_file_read_iter
    - fs/ext4/inode.c:ext4_direct_IO
  

  Symbols:

  ffffffff81104f40-ffffffff81104f8e: down_read_trylock (STB_GLOBAL)
  

Differences

Regular

• No changes between 4.4 and 4.8 ✅
• No changes between 4.8 and 4.10 ✅
• No changes between 4.10 and 4.13 ✅
• No changes between 4.13 and 4.15 ✅
• No changes between 4.15 and 4.18 ✅
• No changes between 4.18 and 5.0 ✅
• No changes between 5.0 and 5.3 ✅
• No changes between 5.3 and 5.4 ✅
• No changes between 5.4 and 5.8 ✅
• No changes between 5.8 and 5.11 ✅
• No changes between 5.11 and 5.13 ✅
• No changes between 5.13 and 5.15 ✅
• No changes between 5.15 and 5.19 ✅
• No changes between 5.19 and 6.2 ✅
• No changes between 6.2 and 6.5 ✅
• No changes between 6.5 and 6.8 ✅

Arch

• No changes between amd64 and arm64 ✅
• No changes between amd64 and armhf ✅
• No changes between amd64 and ppc64el ✅
• No changes between amd64 and riscv64 ✅

Flavor

• No changes between generic and aws ✅
• No changes between generic and azure ✅
• No changes between generic and gcp ✅
• No changes between generic and lowlatency ✅