Defined in 3 files as a prototype:

• include/strings.h, line 57 (as a prototype)
• sys/netpfil/ipfw/test/dn_test.h, line 166 (as a prototype)
• sys/sys/libkern.h, line 144 (as a prototype)

Defined in 2 files as a member:

• contrib/netbsd-tests/include/sys/t_bitops.c, line 47 (as a member)
• sys/contrib/octeon-sdk/cvmx-uahcx-defs.h, line 1443 (as a member)

Defined in 6 files as a function:

• lib/libc/string/fls.c, line 41 (as a function)
• sys/amd64/include/cpufunc.h, line 184 (as a function)
• sys/i386/include/cpufunc.h, line 211 (as a function)
• sys/libkern/fls.c, line 41 (as a function)
• sys/netpfil/ipfw/dn_sched_qfq.c, line 78 (as a function)
• sys/netpfil/ipfw/test/test_dn_sched.c, line 86 (as a function)

Referenced in 74 files:

• contrib/netbsd-tests/include/sys/t_bitops.c
  • line 161
  • line 163
  • line 166
  • line 168
  • line 171
  • line 173
• lib/msun/tests/rem_test.c, line 140
• stand/common/bcache.c, line 139
• sys/amd64/vmm/io/vlapic.c
  • line 566
  • line 1102
• sys/amd64/vmm/x86.c, line 85
• sys/arm64/arm64/gicv3_its.c, line 1436
• sys/cam/cam_queue.c
  • line 300
  • line 312
• sys/cam/ctl/ctl.c, line 11613
• sys/cam/ctl/ctl_backend_block.c
  • line 1882
  • line 1896
  • line 2048
  • line 2062
• sys/cam/ctl/ctl_backend_ramdisk.c, line 1057
• sys/compat/linuxkpi/common/include/linux/bitops.h
  • line 74
  • line 107
• sys/compat/linuxkpi/common/include/linux/log2.h, line 126
• sys/contrib/octeon-sdk/cvmx-uahcx-defs.h, line 1475
• sys/contrib/zstd/lib/freebsd/zstd_kfreebsd.c, line 87
• sys/dev/acpica/acpi_hpet.c, line 717
• sys/dev/ciss/ciss.c, line 3057
• sys/dev/cxgb/common/cxgb_t3_hw.c
  • line 3134
  • line 3261
  • line 3435
  • line 4111
  • line 4518
  • line 4520
• sys/dev/cxgbe/common/t4_hw.c, line 5724
• sys/dev/cxgbe/t4_main.c, line 4326
• sys/dev/cxgbe/tom/t4_ddp.c
  • line 1255
  • line 1259
• sys/dev/drm2/radeon/r600_blit.c, line 513
• sys/dev/ixl/ixl_pf_iov.c
  • line 174
  • line 873
  • line 883
• sys/dev/ixl/ixl_pf_main.c, line 1207
• sys/dev/mlx4/mlx4_core/mlx4_mr.c
  • line 941
  • line 970
• sys/dev/mlx4/mlx4_ib/mlx4_ib_qp.c
  • line 1860
  • line 1870
• sys/dev/mlx5/mlx5_ib/mlx5_ib_qp.c
  • line 2687
  • line 2696
• sys/dev/mthca/mthca_mr.c
  • line 848
  • line 857
  • line 900
  • line 905
  • line 916
• sys/dev/mthca/mthca_qp.c
  • line 712
  • line 729
• sys/dev/mthca/mthca_srq.c, line 660
• sys/dev/mvs/mvs.c, line 770
• sys/dev/nand/nand.c
  • line 208
  • line 213
  • line 221
• sys/dev/pci/pci.c
  • line 2187
  • line 2190
• sys/dev/siis/siis.c, line 991
• sys/dev/sound/pci/hda/hdaa.c
  • line 481
  • line 1163
  • line 1839
  • line 2136
  • line 5838
• sys/dev/vmware/vmxnet3/if_vmx.c, line 518
• sys/dev/vnic/nicvf_main.c, line 1103
• sys/dev/vt/hw/efifb/efifb.c, line 119
• sys/dev/xen/blkback/blkback.c, line 2754
• sys/dev/xen/blkfront/blkfront.c
  • line 1152
  • line 1187
• sys/fs/ext2fs/ext2_alloc.c
  • line 995
  • line 1014
• sys/fs/nfsclient/nfs_clvfsops.c
  • line 636
  • line 649
• sys/geom/raid/md_ddf.c, line 2803
• sys/geom/raid/md_jmicron.c, line 1426
• sys/gnu/dev/bwn/phy_n/if_bwn_phy_n_core.c
  • line 323
  • line 4706
  • line 4707
• sys/i386/i386/npx.c
  • line 528
  • line 530
  • line 1046
  • line 1048
• sys/i386/include/cpufunc.h, line 221
• sys/kern/kern_acct.c
  • line 498
  • line 509
  • line 539
• sys/kern/kern_tc.c, line 1927
• sys/kern/kern_timeout.c
  • line 288
  • line 1590
• sys/kern/subr_blist.c, line 635
• sys/kern/uipc_mbuf.c
  • line 1774
  • line 1775
• sys/mips/atheros/ar531x/apb.c, line 551
• sys/mips/beri/beri_pic.c, line 131
• sys/mips/broadcom/bcm_bmips.c
  • line 366
  • line 379
• sys/mips/broadcom/bcm_mips74k.c
  • line 338
  • line 351
• sys/mips/ingenic/jz4780_intr.c
  • line 223
  • line 238
• sys/mips/mediatek/mtk_intr_gic.c, line 243
• sys/mips/mediatek/mtk_intr_v1.c
  • line 235
  • line 253
• sys/mips/mediatek/mtk_intr_v2.c
  • line 230
  • line 248
• sys/mips/mips/intr_machdep.c, line 240
• sys/mips/mips/mips_pic.c, line 279
• sys/net/rss_config.c, line 221
• sys/netinet/tcp_subr.c
  • line 749
  • line 752
• sys/netpfil/ipfw/dn_sched_qfq.c, line 90
• sys/netpfil/ipfw/ip_fw_dynamic.c
  • line 432
  • line 2662
• sys/powerpc/ps3/ps3bus.c
  • line 179
  • line 261
• sys/powerpc/ps3/ps3pic.c
  • line 134
  • line 203
• sys/sparc64/pci/fire.c, line 1600
• sys/vm/vm_phys.c, line 671
• sys/x86/iommu/intel_intrmap.c, line 320
• sys/x86/iommu/intel_utils.c, line 528
• sys/x86/isa/atrtc.c, line 202
• sys/x86/x86/mp_x86.c, line 183
• usr.sbin/bhyve/gdb.c, line 559