Defined in 10 files as a prototype:

• contrib/binutils/bfd/sysdep.h, line 114 (as a prototype)
• contrib/binutils/gas/as.h, line 168 (as a prototype)
• contrib/binutils/include/libiberty.h, line 177 (as a prototype)
• contrib/gcc/sys-protos.h, line 334 (as a prototype)
• contrib/gcclibs/include/libiberty.h, line 173 (as a prototype)
• contrib/libpcap/lbl/os-aix4.h, line 23 (as a prototype)
• contrib/libpcap/lbl/os-aix7.h, line 23 (as a prototype)
• contrib/libpcap/lbl/os-hpux11.h, line 23 (as a prototype)
• include/strings.h, line 50 (as a prototype)
• sys/sys/libkern.h, line 106 (as a prototype)

Defined in 1 files as a member:

• contrib/netbsd-tests/include/sys/t_bitops.c, line 46 (as a member)

Defined in 3 files as a macro:

• contrib/libpcap/optimize.c, line 63 (as a macro)
• stand/kshim/bsd_kernel.h, line 134 (as a macro)
• sys/amd64/include/cpufunc.h, line 154 (as a macro)

Defined in 9 files as a function:

• contrib/binutils/libiberty/ffs.c, line 14 (as a function)
• contrib/libpcap/optimize.c, line 76 (as a function)
• lib/libc/arm/string/ffs.S, line 50 (as a function)
• lib/libc/i386/string/ffs.S, line 45 (as a function)
• lib/libc/string/ffs.c, line 42 (as a function)
• sys/i386/include/cpufunc.h, line 187 (as a function)
• sys/libkern/arm/ffs.S, line 49 (as a function)
• sys/libkern/ffs.c, line 39 (as a function)
• usr.sbin/makefs/makefs.c, line 77 (as a function)

Referenced in 158 files:

• bin/pax/options.c, line 1287
• contrib/binutils/bfd/elflink.c, line 4134
• contrib/binutils/gas/config/tc-alpha.c, 2 times
• contrib/binutils/gas/config/tc-arm.c, 2 times
• contrib/binutils/gas/config/tc-score.c, line 6503
• contrib/binutils/gas/dwarf2dbg.c, 3 times
• contrib/bmake/suff.c, line 2626
• contrib/bmake/targ.c, line 578
• contrib/gcc/config/arm/arm.c, line 1623
• contrib/gcc/ggc-zone.c, line 233
• contrib/gcc/libgcc2.h, 2 times
• contrib/jemalloc/include/jemalloc/internal/util.h, 3 times
• contrib/jemalloc/include/jemalloc/jemalloc.h, 3 times
• contrib/libpcap/optimize.c, line 1383
• contrib/netbsd-tests/fs/common/h_fsmacros.h, 5 times
• contrib/netbsd-tests/fs/ffs/t_mount.c, 2 times
• contrib/netbsd-tests/include/sys/t_bitops.c, 7 times
• contrib/ofed/libmlx4/mlx4.c, line 183
• contrib/ofed/libmlx4/srq.c, line 179
• lib/libc/arm/string/ffs.S, line 86
• lib/libc/i386/string/ffs.S, line 54
• lib/libc/locale/xlocale.c, line 349
• lib/libc/mips/string/ffs.S, 2 times
• lib/libedit/tty.c, line 1266
• lib/libpmc/libpmc.c, line 3519
• sbin/atm/atmconfig/diag.c, 3 times
• sbin/dump/main.c, 2 times
• stand/kshim/bsd_kernel.h, line 133
• stand/libsa/dosfs.c, line 512
• sys/arm/allwinner/a10_dmac.c, line 185
• sys/arm/arm/minidump_machdep.c, 2 times
• sys/arm/arm/pmap-v6.c, 3 times
• sys/arm/broadcom/bcm2835/bcm2835_gpio.c, line 1003
• sys/arm/broadcom/bcm2835/bcm2835_intr.c, 3 times
• sys/arm/broadcom/bcm2835/bcm2836.c, line 833
• sys/arm/broadcom/bcm2835/bcm2836_mp.c, line 174
• sys/arm/cavium/cns11xx/econa.c, line 571
• sys/arm/include/runq.h, line 39
• sys/arm/lpc/lpc_mmc.c, line 517
• sys/arm/mv/ic.c, 3 times
• sys/arm/mv/mpic.c, 3 times
• sys/arm/nvidia/as3722_regulators.c, 3 times
• sys/arm/nvidia/tegra124/tegra124_clk_pll.c, line 447
• sys/arm/nvidia/tegra_pcie.c, line 570
• sys/arm/xscale/i8134x/i81342.c, 4 times
• sys/arm/xscale/pxa/pxa_gpio.c, 3 times
• sys/arm/xscale/pxa/pxa_icu.c, line 137
• sys/cam/ctl/ctl_error.c, 2 times
• sys/cam/scsi/scsi_enc.c, line 758
• sys/cam/scsi/scsi_low.c, line 3642
• sys/cam/scsi/scsi_sa.c, 2 times
• sys/compat/linuxkpi/common/include/linux/bitops.h, line 68
• sys/contrib/ck/include/ck_cc.h, line 122
• sys/dev/acpica/acpi_hpet.c, line 658
• sys/dev/advansys/advlib.c, line 2085
• sys/dev/agp/agp_amd.c, line 328
• sys/dev/agp/agp_ati.c, line 309
• sys/dev/agp/agp_sis.c, line 218
• sys/dev/aha/aha_isa.c, line 178
• sys/dev/ahci/ahci.c, 3 times
• sys/dev/aic/aic.c, line 449
• sys/dev/aic7xxx/aic79xx.c, line 10224
• sys/dev/aic7xxx/aic7xxx.c, line 7708
• sys/dev/ath/ath_rate/sample/sample.c, line 1116
• sys/dev/bnxt/bnxt_sysctl.c, line 960
• sys/dev/buslogic/bt.c, line 326
• sys/dev/cxgb/ulp/iw_cxgb/iw_cxgb_provider.c, line 575
• sys/dev/cxgbe/iw_cxgbe/mem.c, line 373
• sys/dev/cxgbe/t4_main.c, 2 times
• sys/dev/cxgbe/t4_netmap.c, line 504
• sys/dev/cxgbe/t4_sge.c, line 4597
• sys/dev/drm/i915_reg.h, 2 times
• sys/dev/drm2/i915/i915_gem.c, 2 times
• sys/dev/drm2/i915/i915_reg.h, 2 times
• sys/dev/drm2/i915/intel_display.c, 4 times
• sys/dev/drm2/i915/intel_pm.c, 6 times
• sys/dev/esp/ncr53c9x.c, line 1676
• sys/dev/hyperv/netvsc/hn_rndis.c, line 499
• sys/dev/ie/if_ie_isa.c, 2 times
• sys/dev/iwm/if_iwm.c, line 4299
• sys/dev/ixl/ixl_pf_iov.c, 2 times
• sys/dev/le/am7990.c, 2 times
• sys/dev/le/am79900.c, 2 times
• sys/dev/mlx4/mlx4_core/mlx4_fw.c, line 1522
• sys/dev/mlx4/mlx4_core/mlx4_mr.c, line 1058
• sys/dev/mlx4/mlx4_en/mlx4_en_rx.c, 2 times
• sys/dev/mlx5/mlx5_core/mlx5_cmd.c, line 1192
• sys/dev/mn/if_mn.c, line 473
• sys/dev/mthca/mthca_allocator.c, line 85
• sys/dev/mthca/mthca_cmd.c, line 680
• sys/dev/mthca/mthca_cq.c, line 831
• sys/dev/mthca/mthca_eq.c, line 535
• sys/dev/mthca/mthca_profile.c, 5 times
• sys/dev/mthca/mthca_provider.c, line 938
• sys/dev/mvs/mvs.c, 3 times
• sys/dev/ncv/ncr53c500.c, line 813
• sys/dev/nsp/nsp.c, line 1210
• sys/dev/pci/pci.c, line 2594
• sys/dev/sdhci/fsl_sdhci.c, line 596
• sys/dev/sound/pci/hda/hdaa.c, 2 times
• sys/dev/sound/pcm/mixer.c, line 360
• sys/dev/stg/tmc18c30.c, line 823
• sys/dev/usb/controller/dwc_otg.c, line 2693
• sys/dev/usb/controller/saf1761_otg.c, 3 times
• sys/dev/virtio/network/if_vtnet.c, line 3443
• sys/dev/vt/hw/efifb/efifb.c, 3 times
• sys/dev/wds/wd7000.c, 2 times
• sys/fs/cd9660/cd9660_vfsops.c, line 365
• sys/fs/ext2fs/ext2_alloc.c, 3 times
• sys/fs/msdosfs/msdosfs_fat.c, 4 times
• sys/fs/msdosfs/msdosfs_vfsops.c, 2 times
• sys/fs/nandfs/nandfs_alloc.c, line 155
• sys/fs/udf/udf_vfsops.c, line 415
• sys/geom/cache/g_cache.c, line 491
• sys/geom/part/g_part.c, 2 times
• sys/geom/raid/md_ddf.c, line 2778
• sys/geom/raid/md_nvidia.c, line 1450
• sys/geom/raid/md_promise.c, line 1761
• sys/i386/i386/k6_mem.c, 2 times
• sys/i386/include/cpufunc.h, line 203
• sys/i386/include/runq.h, line 39
• sys/i386/pci/pci_pir.c, line 522
• sys/isa/isa_common.c, line 264
• sys/isa/pnp.c, 2 times
• sys/kern/kern_sig.c, line 652
• sys/libkern/arm/ffs.S, line 86
• sys/mips/adm5120/if_admsw.c, line 920
• sys/mips/include/runq.h, line 48
• sys/mips/mips/minidump_machdep.c, 2 times
• sys/mips/mips/mp_machdep.c, line 129
• sys/mips/mips/support.S, 2 times
• sys/mips/nlm/dev/net/ucore/ucore.h, 2 times
• sys/net/netisr.c, line 943
• sys/netpfil/ipfw/dn_sched_prio.c, line 124
• sys/netpfil/ipfw/dn_sched_qfq.c, 2 times
• sys/netpfil/ipfw/test/main.c, line 676
• sys/powerpc/aim/mmu_oea.c, line 1685
• sys/powerpc/aim/mmu_oea64.c, line 1972
• sys/powerpc/powerpc/mp_machdep.c, line 286
• sys/riscv/riscv/mp_machdep.c, line 293
• sys/security/mac/mac_framework.c, line 414
• sys/sparc64/include/cpufunc.h, line 251
• sys/sparc64/pci/psycho.c, line 427
• sys/sparc64/sparc64/cache.c, 3 times
• sys/ufs/ffs/ffs_alloc.c, 2 times
• sys/ufs/ffs/ffs_softdep.c, line 2500
• sys/ufs/ffs/ffs_vfsops.c, line 2271
• sys/x86/iommu/intel_qi.c, line 294
• sys/x86/x86/local_apic.c, 2 times
• sys/x86/x86/mptable.c, line 967
• tools/tools/cxgbtool/cxgbtool.c, line 1315
• usr.sbin/bhyve/pci_e82545.c, line 366
• usr.sbin/bhyve/pci_emul.c, line 767
• usr.sbin/makefs/ffs/ufs_bmap.c, line 77
• usr.sbin/mfiutil/mfi_config.c, line 527
• usr.sbin/mptutil/mpt_config.c, line 861
• usr.sbin/mptutil/mpt_show.c, line 374
• usr.sbin/pciconf/cap.c, line 930