Documented in 1 files:

• arch/x86/include/asm/bitops.h, line 267

Defined in 4 files as a macro:

• arch/arc/include/asm/bitops.h, line 185 (as a macro)
• arch/x86/include/asm/bitops.h, line 273 (as a macro)
• include/asm-generic/bitops/ffz.h, line 11 (as a macro)
• tools/include/asm-generic/bitops/__ffz.h, line 10 (as a macro)

Defined in 5 files as a function:

• arch/alpha/include/asm/bitops.h, line 331 (as a function)
• arch/hexagon/include/asm/bitops.h, line 203 (as a function)
• arch/m68k/include/asm/bitops.h, line 471 (as a function)
• arch/sh/include/asm/bitops.h, line 27 (as a function)
• arch/xtensa/include/asm/bitops.h, line 40 (as a function)

Referenced in 70 files:

• arch/alpha/kernel/irq_i8259.c, line 154
• arch/alpha/kernel/irq_pyxis.c, line 82
• arch/alpha/kernel/sys_alcor.c, line 98
• arch/alpha/kernel/sys_cabriolet.c, line 77
• arch/alpha/kernel/sys_dp264.c, line 204
• arch/alpha/kernel/sys_mikasa.c, line 79
• arch/alpha/kernel/sys_noritake.c, line 85
• arch/alpha/kernel/sys_rx164.c, line 84
• arch/arc/kernel/perf_event.c, line 528
• arch/arm64/include/asm/pkeys.h, line 88
• arch/arm64/kernel/module-plts.c, line 220
• arch/mips/ralink/mt7621.c, line 47
• arch/parisc/kernel/smp.c, line 140
• arch/powerpc/include/asm/pkeys.h, line 104
• arch/powerpc/mm/book3s64/slb.c, line 572
• arch/powerpc/platforms/512x/mpc5121_ads_cpld.c, line 100
• arch/x86/include/asm/pkeys.h, line 99
• block/blk-flush.c, line 105
• crypto/lrw.c, line 120
• drivers/crypto/tegra/tegra-se-key.c, line 36
• drivers/gpu/drm/display/drm_dp_mst_topology.c, line 5413
• drivers/gpu/drm/panfrost/panfrost_mmu.c, line 296
• drivers/gpu/drm/panthor/panthor_mmu.c, line 763
• drivers/infiniband/hw/hfi1/sdma.c, line 3244
• drivers/infiniband/hw/hfi1/tid_rdma.c, line 726
• drivers/input/keyboard/hilkbd.c, line 237
• drivers/iommu/generic_pt/pt_log2.h
  • line 109
  • line 114
  • line 120
• drivers/md/bcache/bset.c
  • line 379
  • line 604
• drivers/md/md-bitmap.c, line 2429
• drivers/md/md-llbitmap.c
  • line 918
  • line 1026
  • line 1153
• drivers/md/raid0.c, line 335
• drivers/md/raid10.c, line 3838
• drivers/media/platform/allegro-dvt/allegro-core.c, line 431
• drivers/media/platform/amphion/vpu_core.c, line 325
• drivers/media/rc/ttusbir.c, line 132
• drivers/net/dsa/yt921x.c, line 2220
• drivers/net/ethernet/aquantia/atlantic/aq_macsec.c
  • line 459
  • line 752
• drivers/net/ethernet/cadence/macb_main.c, line 4629
• drivers/net/ethernet/mellanox/mlx4/pd.c, line 219
• drivers/net/ipa/gsi.c, line 1573
• drivers/net/wireless/ath/ath11k/hal_rx.c, line 52
• drivers/net/wireless/ath/ath12k/wifi7/hal_rx.c, line 52
• drivers/net/wireless/ath/ath9k/htc_drv_main.c
  • line 364
  • line 377
  • line 481
  • line 1071
• drivers/net/wireless/intel/iwlwifi/fw/dbg.c
  • line 1941
  • line 2243
• drivers/net/wireless/intel/iwlwifi/mld/tests/link-selection.c, line 354
• drivers/net/wireless/ralink/rt2x00/rt2500usb.c, line 354
• drivers/net/wireless/ralink/rt2x00/rt61pci.c, line 348
• drivers/net/wireless/ralink/rt2x00/rt73usb.c
  • line 284
  • line 380
• drivers/net/wireless/silabs/wfx/sta.c, line 298
• drivers/spi/spi-pxa2xx.c, line 1426
• drivers/tty/serial/sh-sci.c, line 3765
• fs/afs/dir_edit.c
  • line 44
  • line 47
  • line 48
• fs/binfmt_elf.c, line 1546
• fs/binfmt_elf_fdpic.c, line 1368
• fs/exfat/balloc.c, line 271
• fs/minix/minix.h, line 146
• fs/ntfs/mft.c, line 956
• fs/squashfs/super.c, line 210
• fs/xfs/libxfs/xfs_bit.c, line 65
• include/linux/find.h
  • line 187
  • line 388
  • line 539
  • line 553
• include/linux/inetdevice.h, line 315
• kernel/irq/manage.c, line 1691
• kernel/signal.c
  • line 201
  • line 211
  • line 220
• kernel/unwind/deferred.c, line 342
• lib/tests/ffs_kunit.c
  • line 388
  • line 405
  • line 411
  • line 416
  • line 430
  • line 522
• net/rxrpc/input.c, line 944
• net/sched/sch_htb.c
  • line 370
  • line 404
  • line 435
  • line 476
  • line 984
• sound/core/oss/mixer_oss.c, line 224
• sound/soc/intel/atom/sst/sst_pvt.c, line 307
• tools/include/linux/find.h
  • line 101
  • line 170