Defined in 2 files as a macro:

• include/linux/log2.h, line 190 (as a macro)
• tools/include/linux/log2.h, line 168 (as a macro)

Documented in 2 files:

• include/linux/log2.h, line 182
• tools/include/linux/log2.h, line 160

Referenced in 49 files:

• drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c, line 324
• drivers/gpu/drm/i915/gem/selftests/huge_pages.c
  • line 183
  • line 1011
• drivers/gpu/drm/i915/i915_buddy.c, line 143
• drivers/gpu/drm/i915/i915_vma.c, line 633
• drivers/gpu/drm/nouveau/dispnv04/arb.c, line 182
• drivers/hwtracing/coresight/coresight-stm.c, line 431
• drivers/hwtracing/intel_th/sth.c, line 81
• drivers/infiniband/hw/hfi1/init.c
  • line 1963
  • line 2052
• drivers/infiniband/hw/hfi1/tid_rdma.c
  • line 924
  • line 979
• drivers/infiniband/hw/hfi1/user_exp_rcv.c, line 635
• drivers/md/bcache/bset.c
  • line 479
  • line 480
  • line 493
  • line 711
• drivers/md/dm-snap.c, line 893
• drivers/md/dm-thin.c, line 4035
• drivers/misc/eeprom/at24.c, line 752
• drivers/net/ethernet/amazon/ena/ena_ethtool.c
  • line 435
  • line 439
• drivers/net/ethernet/amazon/ena/ena_netdev.c
  • line 3399
  • line 3400
  • line 3407
  • line 3408
• drivers/net/ethernet/broadcom/bnx2.c, line 6352
• drivers/net/ethernet/cavium/thunder/nicvf_ethtool.c
  • line 503
  • line 504
• drivers/net/ethernet/cavium/thunder/nicvf_main.c, line 393
• drivers/net/ethernet/ethoc.c
  • line 981
  • line 1132
• drivers/net/ethernet/mellanox/mlx4/en_ethtool.c
  • line 1202
  • line 1241
• drivers/net/ethernet/mellanox/mlx4/en_rx.c
  • line 201
  • line 259
• drivers/net/ethernet/mellanox/mlx4/fw.c
  • line 495
  • line 503
• drivers/net/ethernet/myricom/myri10ge/myri10ge.c, line 3721
• drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c
  • line 657
  • line 792
  • line 796
• drivers/net/ethernet/sfc/ef10.c, line 2732
• drivers/net/vmxnet3/vmxnet3_drv.c
  • line 3280
  • line 3288
  • line 3549
• drivers/ntb/hw/mscc/ntb_hw_switchtec.c
  • line 1207
  • line 1217
• drivers/nvme/host/core.c, line 1651
• drivers/pci/controller/pci-mvebu.c
  • line 699
  • line 702
• drivers/scsi/be2iscsi/be_main.c
  • line 2511
  • line 2512
• drivers/scsi/bnx2i/bnx2i_hwi.c
  • line 56
  • line 59
• drivers/scsi/libiscsi.c, line 2772
• drivers/scsi/megaraid/megaraid_sas_fusion.c, line 1790
• drivers/staging/greybus/sdio.c, line 143
• drivers/tty/serial/8250/8250_lpss.c, line 86
• drivers/tty/serial/8250/8250_mid.c, line 222
• drivers/usb/host/ehci-q.c, line 850
• drivers/video/fbdev/amba-clcd.c, line 740
• fs/pstore/ram.c
  • line 760
  • line 762
  • line 764
  • line 766
• fs/xfs/xfs_iomap.c, line 505
• lib/kfifo.c, line 72
• lib/rhashtable.c, line 1030
• mm/memory.c
  • line 3359
  • line 3377
• mm/page_alloc.c, line 6063
• mm/percpu.c, line 2187
• net/sctp/protocol.c, line 1477
• sound/core/oss/pcm_oss.c
  • line 696
  • line 739
• tools/perf/util/evlist.c, line 784