Defined in 7 files as a function:

• arch/alpha/include/asm/bitops.h, line 369 (as a function)
• arch/alpha/include/asm/bitops.h, line 376 (as a function)
• arch/powerpc/include/asm/bitops.h, line 225 (as a function)
• arch/s390/include/asm/bitops.h, line 393 (as a function)
• arch/x86/include/asm/bitops.h, line 366 (as a function)
• include/asm-generic/bitops/fls64.h, line 19 (as a function)
• include/asm-generic/bitops/fls64.h, line 27 (as a function)

Documented in 1 files:

• arch/s390/include/asm/bitops.h, line 382

Referenced in 61 files:

• arch/alpha/include/asm/bitops.h
  • line 391
  • line 396
• arch/arm64/include/asm/word-at-a-time.h, line 38
• arch/arm64/kvm/va_layout.c, line 35
• arch/arm64/net/bpf_jit_comp.c
  • line 111
  • line 112
• arch/mips/cavium-octeon/octeon-irq.c
  • line 1296
  • line 1313
  • line 1332
  • line 1981
  • line 1988
  • line 2018
• arch/mips/kernel/cpu-probe.c, line 507
• arch/mips/pci/msi-octeon.c, line 336
• arch/mips/sibyte/bcm1480/irq.c
  • line 326
  • line 328
• arch/mips/sibyte/sb1250/irq.c, line 290
• arch/powerpc/platforms/powernv/opal-irqchip.c, line 51
• arch/riscv/include/asm/word-at-a-time.h, line 42
• arch/s390/include/asm/bitops.h, line 409
• arch/sparc/mm/init_64.c, line 1074
• arch/x86/kernel/cpu/mtrr/generic.c, line 609
• arch/x86/kernel/fpu/xstate.c, line 96
• arch/x86/kvm/x86.c
  • line 3901
  • line 3944
• block/sed-opal.c, line 595
• drivers/acpi/arm64/iort.c, line 1088
• drivers/crypto/ccp/ccp-dmaengine.c, line 24
• drivers/extcon/extcon-fsa9480.c
  • line 206
  • line 210
• drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
  • line 1351
  • line 2605
• drivers/gpu/drm/i915/i915_syncmap.c, line 291
• drivers/gpu/drm/i915/selftests/i915_gem_gtt.c
  • line 664
  • line 700
• drivers/gpu/drm/nouveau/nvif/fifo.c, line 52
• drivers/gpu/drm/panfrost/panfrost_perfcnt.c, line 290
• drivers/hwmon/lochnagar-hwmon.c, line 81
• drivers/infiniband/hw/hfi1/chip.c, line 5832
• drivers/iommu/fsl_pamu.c, line 155
• drivers/md/bcache/bset.c
  • line 621
  • line 623
• drivers/md/dm-integrity.c, line 3097
• drivers/md/md-cluster.c, line 296
• drivers/media/rc/imon_raw.c
  • line 60
  • line 78
• drivers/mtd/nand/raw/brcmnand/brcmnand.c
  • line 2132
  • line 2132
  • line 2137
  • line 2137
• drivers/net/ethernet/mellanox/mlx4/en_clock.c, line 255
• drivers/net/ethernet/mellanox/mlxsw/spectrum_dcb.c, line 313
• drivers/pci/controller/pcie-cadence-ep.c, line 97
• drivers/pci/controller/pcie-cadence.c, line 18
• drivers/pci/controller/pcie-rockchip-ep.c
  • line 73
  • line 179
• drivers/pci/endpoint/pci-epc-mem.c, line 33
• drivers/pci/pci-sysfs.c
  • line 359
  • line 367
• drivers/thunderbolt/tb.h, line 640
• drivers/w1/masters/ds1wm.c, line 480
• drivers/xen/swiotlb-xen.c, line 321
• fs/xfs/libxfs/xfs_bit.h, line 38
• include/asm-generic/getorder.h, line 46
• include/linux/bitops.h, line 171
• include/linux/count_zeros.h, line 28
• include/linux/log2.h, line 32
• include/linux/netdev_features.h, line 163
• kernel/bpf/lpm_trie.c, line 183
• kernel/bpf/tnum.c, line 24
• kernel/dma/direct.c, line 50
• kernel/events/core.c
  • line 3597
  • line 3598
  • line 3599
• kernel/fork.c
  • line 766
  • line 766
• kernel/time/timekeeping.c
  • line 1004
  • line 1004
  • line 1005
  • line 1005
• lib/clz_ctz.c, line 51
• lib/math/int_sqrt.c, line 55
• net/ipv4/tcp_cubic.c, line 200
• net/mac80211/iface.c, line 1666
• tools/include/linux/bitops.h, line 60
• tools/include/linux/log2.h, line 29