Documented in 2 files:

• include/linux/log2.h, line 183
• tools/include/linux/log2.h, line 160

Defined in 2 files as a macro:

• include/linux/log2.h, line 191 (as a macro)
• tools/include/linux/log2.h, line 168 (as a macro)

Defined in 1 files as a function:

• tools/testing/selftests/vfio/lib/drivers/nv_falcon/nv_falcon.c, line 740 (as a function)

Referenced in 84 files:

• arch/s390/include/asm/pci_io.h, line 142
• block/bio.c
  • line 1344
  • line 1381
• block/blk-settings.c, line 236
• crypto/testmgr.c, line 928
• drivers/dma/dw/core.c
  • line 792
  • line 794
• drivers/dma/sun6i-dma.c, line 595
• drivers/gpu/buddy.c, line 1196
• drivers/gpu/drm/amd/amdgpu/amdgpu_object.c, line 1565
• drivers/gpu/drm/amd/amdkfd/kfd_svm.c, line 2127
• drivers/gpu/drm/i915/gem/selftests/huge_pages.c
  • line 214
  • line 1254
  • line 1399
• drivers/gpu/drm/i915/gem/selftests/i915_gem_mman.c
  • line 523
  • line 1344
• drivers/gpu/drm/i915/i915_vma.c, line 894
• drivers/gpu/drm/i915/selftests/intel_memory_region.c
  • line 406
  • line 1107
• drivers/gpu/drm/nouveau/dispnv04/arb.c, line 180
• drivers/gpu/drm/panthor/panthor_mmu.c, line 1571
• drivers/gpu/drm/xe/xe_gt_sriov_pf_config.c
  • line 773
  • line 1178
  • line 1460
  • line 1983
• drivers/gpu/drm/xe/xe_guc_tlb_inval.c, line 155
• drivers/hwtracing/coresight/coresight-stm.c, line 436
• drivers/hwtracing/intel_th/sth.c, line 81
• drivers/infiniband/core/umem.c, line 158
• drivers/infiniband/hw/hfi1/init.c
  • line 1809
  • line 1898
• drivers/infiniband/hw/hfi1/tid_rdma.c
  • line 930
  • line 985
• drivers/infiniband/hw/hfi1/user_exp_rcv.c, line 600
• drivers/md/bcache/bset.c
  • line 478
  • line 479
  • line 492
  • line 709
• drivers/md/dm-snap.c
  • line 849
  • line 891
• drivers/md/dm-thin.c, line 4069
• drivers/media/platform/amphion/vpu_v4l2.c, line 767
• drivers/net/can/spi/mcp251xfd/mcp251xfd-ram.c
  • line 46
  • line 123
  • line 146
• drivers/net/can/spi/mcp251xfd/mcp251xfd-ring.c, line 525
• drivers/net/ethernet/amazon/ena/ena_ethtool.c
  • line 641
  • line 645
• drivers/net/ethernet/amazon/ena/ena_netdev.c
  • line 2959
  • line 2960
  • line 2997
  • line 2998
• drivers/net/ethernet/aquantia/atlantic/aq_nic.c, line 85
• drivers/net/ethernet/broadcom/bnx2.c, line 6347
• drivers/net/ethernet/cavium/thunder/nicvf_ethtool.c
  • line 508
  • line 509
• drivers/net/ethernet/cavium/thunder/nicvf_main.c, line 391
• drivers/net/ethernet/ethoc.c
  • line 985
  • line 1133
• drivers/net/ethernet/intel/ice/ice_sriov.c
  • line 406
  • line 414
• drivers/net/ethernet/intel/libeth/rx.c, line 136
• drivers/net/ethernet/intel/libeth/xdp.c, line 372
• drivers/net/ethernet/marvell/octeontx2/nic/cn10k.c, line 286
• drivers/net/ethernet/marvell/octeontx2/nic/otx2_tc.c, line 56
• drivers/net/ethernet/mellanox/mlx4/en_ethtool.c
  • line 1212
  • line 1250
• drivers/net/ethernet/mellanox/mlx4/en_rx.c
  • line 175
  • line 233
• drivers/net/ethernet/mellanox/mlx4/fw.c
  • line 495
  • line 503
• drivers/net/ethernet/mellanox/mlx5/core/en.h, line 117
• drivers/net/ethernet/microsoft/mana/gdma_main.c, line 275
• drivers/net/ethernet/myricom/myri10ge/myri10ge.c, line 3714
• drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c
  • line 632
  • line 765
  • line 769
• drivers/net/ethernet/sfc/mcdi_filters.c, line 1947
• drivers/net/vmxnet3/vmxnet3_drv.c
  • line 3426
  • line 3427
  • line 4151
  • line 4152
  • line 4341
• drivers/net/vmxnet3/vmxnet3_ethtool.c
  • line 752
  • line 753
  • line 754
• drivers/net/wireguard/noise.c, line 509
• drivers/net/wireless/intel/iwlwifi/pcie/gen1_2/tx-gen2.c, line 1038
• drivers/ntb/hw/mscc/ntb_hw_switchtec.c
  • line 1206
  • line 1217
• drivers/nvme/host/core.c, line 2055
• drivers/nvmem/at24.c, line 858
• drivers/pci/controller/pci-mvebu.c
  • line 1149
  • line 1152
• drivers/scsi/be2iscsi/be_main.c
  • line 2523
  • line 2524
• drivers/scsi/bnx2i/bnx2i_hwi.c
  • line 56
  • line 59
• drivers/scsi/libiscsi.c, line 2848
• drivers/scsi/megaraid/megaraid_sas_fusion.c, line 1846
• drivers/scsi/scsi_transport_sas.c, line 255
• drivers/scsi/sd.c
  • line 1045
  • line 1055
  • line 1059
• drivers/spi/spi-rzv2m-csi.c, line 239
• drivers/staging/greybus/sdio.c, line 141
• drivers/tty/serial/8250/8250_lpss.c, line 86
• drivers/tty/serial/8250/8250_mid.c, line 230
• drivers/usb/host/ehci-q.c, line 858
• drivers/usb/host/xhci-mem.c, line 1481
• fs/pstore/ram.c
  • line 766
  • line 768
  • line 770
  • line 772
• fs/xfs/xfs_iomap.c, line 593
• fs/xfs/xfs_mount.c
  • line 673
  • line 699
• fs/xfs/xfs_reflink.c, line 1092
• lib/kfifo.c, line 73
• lib/rhashtable.c, line 1190
• mm/memory.c, line 5899
• mm/page_alloc.c, line 6145
• mm/percpu.c, line 2488
• net/sctp/protocol.c, line 1593
• security/selinux/ss/avtab.c, line 240
• sound/core/oss/pcm_oss.c
  • line 698
  • line 744
• sound/hda/codecs/side-codecs/tas2781_hda_spi.c
  • line 254
  • line 282
• tools/perf/util/evlist.c, line 1004
• tools/testing/selftests/vfio/lib/drivers/nv_falcon/nv_falcon.c, line 759