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* [kbuild:kunit 14/17] htmldocs: include/kunit/kunit-stream.h:58: warning: Function parameter or member '2' not described in '__printf'
@ 2019-05-10  1:22 kbuild test robot
  2019-05-10 21:03 ` Brendan Higgins
  0 siblings, 1 reply; 4+ messages in thread
From: kbuild test robot @ 2019-05-10  1:22 UTC (permalink / raw)
  To: Brendan Higgins; +Cc: kbuild-all, linux-kbuild, Masahiro Yamada, Felix Guo

[-- Attachment #1: Type: text/plain, Size: 24399 bytes --]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild.git kunit
head:   c505c0b2e6237c729634327c178f5b0094f1c958
commit: c69e87665049970d1c2d6fe2fa1ae7a7c8655420 [14/17] Documentation: kunit: add documentation for KUnit
reproduce: make htmldocs

If you fix the issue, kindly add following tag
Reported-by: kbuild test robot <lkp@intel.com>

All warnings (new ones prefixed by >>):

   WARNING: convert(1) not found, for SVG to PDF conversion install ImageMagick (https://www.imagemagick.org)
   include/linux/generic-radix-tree.h:1: warning: no structured comments found
   block/genhd.c:540: warning: Function parameter or member 'devt' not described in 'blk_invalidate_devt'
   kernel/rcu/tree_plugin.h:1: warning: no structured comments found
   include/net/cfg80211.h:1074: warning: Function parameter or member 'txpwr' not described in 'station_parameters'
   include/net/mac80211.h:4037: warning: Function parameter or member 'sta_set_txpwr' not described in 'ieee80211_ops'
   include/net/mac80211.h:2004: warning: Function parameter or member 'txpwr' not described in 'ieee80211_sta'
   kernel/rcu/tree_plugin.h:1: warning: no structured comments found
   include/linux/firmware/intel/stratix10-svc-client.h:1: warning: no structured comments found
   Error: Cannot open file drivers/counter/generic-counter.c
   Error: Cannot open file drivers/counter/generic-counter.c
   WARNING: kernel-doc 'scripts/kernel-doc -rst -enable-lineno -export drivers/counter/generic-counter.c' failed with return code 2
   include/linux/gpio/driver.h:371: warning: Function parameter or member 'init_valid_mask' not described in 'gpio_chip'
   include/linux/i2c.h:343: warning: Function parameter or member 'init_irq' not described in 'i2c_client'
   include/linux/iio/hw-consumer.h:1: warning: no structured comments found
   drivers/base/node.c:78: warning: Function parameter or member 'hmem_attrs' not described in 'node_access_nodes'
   drivers/base/node.c:690: warning: Function parameter or member 'mem_nid' not described in 'register_memory_node_under_compute_node'
   drivers/base/node.c:690: warning: Function parameter or member 'cpu_nid' not described in 'register_memory_node_under_compute_node'
   drivers/base/node.c:690: warning: Excess function parameter 'mem_node' description in 'register_memory_node_under_compute_node'
   drivers/base/node.c:690: warning: Excess function parameter 'cpu_node' description in 'register_memory_node_under_compute_node'
   include/linux/input/sparse-keymap.h:46: warning: Function parameter or member 'sw' not described in 'key_entry'
   include/linux/regulator/machine.h:199: warning: Function parameter or member 'max_uV_step' not described in 'regulation_constraints'
   include/linux/regulator/driver.h:228: warning: Function parameter or member 'resume' not described in 'regulator_ops'
   drivers/slimbus/stream.c:1: warning: no structured comments found
   include/linux/spi/spi.h:188: warning: Function parameter or member 'driver_override' not described in 'spi_device'
   drivers/target/target_core_device.c:1: warning: no structured comments found
   drivers/usb/typec/bus.c:1: warning: no structured comments found
   drivers/usb/typec/class.c:1: warning: no structured comments found
   include/linux/w1.h:281: warning: Function parameter or member 'of_match_table' not described in 'w1_family'
   fs/direct-io.c:257: warning: Excess function parameter 'offset' description in 'dio_complete'
   fs/file_table.c:1: warning: no structured comments found
   fs/libfs.c:479: warning: Excess function parameter 'available' description in 'simple_write_end'
   fs/posix_acl.c:646: warning: Function parameter or member 'inode' not described in 'posix_acl_update_mode'
   fs/posix_acl.c:646: warning: Function parameter or member 'mode_p' not described in 'posix_acl_update_mode'
   fs/posix_acl.c:646: warning: Function parameter or member 'acl' not described in 'posix_acl_update_mode'
   drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c:294: warning: Excess function parameter 'mm' description in 'amdgpu_mn_invalidate_range_start_hsa'
   drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c:294: warning: Excess function parameter 'start' description in 'amdgpu_mn_invalidate_range_start_hsa'
   drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c:294: warning: Excess function parameter 'end' description in 'amdgpu_mn_invalidate_range_start_hsa'
   drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c:343: warning: Excess function parameter 'mm' description in 'amdgpu_mn_invalidate_range_end'
   drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c:343: warning: Excess function parameter 'start' description in 'amdgpu_mn_invalidate_range_end'
   drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c:343: warning: Excess function parameter 'end' description in 'amdgpu_mn_invalidate_range_end'
   drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c:183: warning: Function parameter or member 'blockable' not described in 'amdgpu_mn_read_lock'
   drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c:295: warning: Function parameter or member 'range' not described in 'amdgpu_mn_invalidate_range_start_hsa'
   drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c:295: warning: Excess function parameter 'mm' description in 'amdgpu_mn_invalidate_range_start_hsa'
   drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c:295: warning: Excess function parameter 'start' description in 'amdgpu_mn_invalidate_range_start_hsa'
   drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c:295: warning: Excess function parameter 'end' description in 'amdgpu_mn_invalidate_range_start_hsa'
   drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c:344: warning: Function parameter or member 'range' not described in 'amdgpu_mn_invalidate_range_end'
   drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c:344: warning: Excess function parameter 'mm' description in 'amdgpu_mn_invalidate_range_end'
   drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c:344: warning: Excess function parameter 'start' description in 'amdgpu_mn_invalidate_range_end'
   drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c:344: warning: Excess function parameter 'end' description in 'amdgpu_mn_invalidate_range_end'
   drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c:347: warning: cannot understand function prototype: 'struct amdgpu_vm_pt_cursor '
   drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c:348: warning: cannot understand function prototype: 'struct amdgpu_vm_pt_cursor '
   drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c:494: warning: Function parameter or member 'start' not described in 'amdgpu_vm_pt_first_dfs'
   drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c:546: warning: Function parameter or member 'adev' not described in 'for_each_amdgpu_vm_pt_dfs_safe'
   drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c:546: warning: Function parameter or member 'vm' not described in 'for_each_amdgpu_vm_pt_dfs_safe'
   drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c:546: warning: Function parameter or member 'start' not described in 'for_each_amdgpu_vm_pt_dfs_safe'
   drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c:546: warning: Function parameter or member 'cursor' not described in 'for_each_amdgpu_vm_pt_dfs_safe'
   drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c:546: warning: Function parameter or member 'entry' not described in 'for_each_amdgpu_vm_pt_dfs_safe'
   drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c:823: warning: Function parameter or member 'level' not described in 'amdgpu_vm_bo_param'
   drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c:1285: warning: Function parameter or member 'params' not described in 'amdgpu_vm_update_flags'
   drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c:1285: warning: Function parameter or member 'bo' not described in 'amdgpu_vm_update_flags'
   drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c:1285: warning: Function parameter or member 'level' not described in 'amdgpu_vm_update_flags'
   drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c:1285: warning: Function parameter or member 'pe' not described in 'amdgpu_vm_update_flags'
   drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c:1285: warning: Function parameter or member 'addr' not described in 'amdgpu_vm_update_flags'
   drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c:1285: warning: Function parameter or member 'count' not described in 'amdgpu_vm_update_flags'
   drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c:1285: warning: Function parameter or member 'incr' not described in 'amdgpu_vm_update_flags'
   drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c:1285: warning: Function parameter or member 'flags' not described in 'amdgpu_vm_update_flags'
   drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c:2781: warning: Function parameter or member 'pasid' not described in 'amdgpu_vm_make_compute'
   drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c:375: warning: Excess function parameter 'entry' description in 'amdgpu_irq_dispatch'
   drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c:376: warning: Function parameter or member 'ih' not described in 'amdgpu_irq_dispatch'
   drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c:376: warning: Excess function parameter 'entry' description in 'amdgpu_irq_dispatch'
   drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c:1: warning: no structured comments found
   drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h:128: warning: Incorrect use of kernel-doc format: Documentation Makefile include scripts source @atomic_obj
   drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h:210: warning: Function parameter or member 'atomic_obj' not described in 'amdgpu_display_manager'
   drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h:210: warning: Function parameter or member 'backlight_link' not described in 'amdgpu_display_manager'
   drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h:210: warning: Function parameter or member 'backlight_caps' not described in 'amdgpu_display_manager'
   drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h:210: warning: Function parameter or member 'freesync_module' not described in 'amdgpu_display_manager'
   drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h:210: warning: Function parameter or member 'fw_dmcu' not described in 'amdgpu_display_manager'
   drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h:210: warning: Function parameter or member 'dmcu_fw_version' not described in 'amdgpu_display_manager'
   drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c:1: warning: no structured comments found
   include/drm/drm_drv.h:722: warning: Function parameter or member 'gem_prime_pin' not described in 'drm_driver'
   include/drm/drm_drv.h:722: warning: Function parameter or member 'gem_prime_unpin' not described in 'drm_driver'
   include/drm/drm_drv.h:722: warning: Function parameter or member 'gem_prime_res_obj' not described in 'drm_driver'
   include/drm/drm_drv.h:722: warning: Function parameter or member 'gem_prime_get_sg_table' not described in 'drm_driver'
   include/drm/drm_drv.h:722: warning: Function parameter or member 'gem_prime_import_sg_table' not described in 'drm_driver'
   include/drm/drm_drv.h:722: warning: Function parameter or member 'gem_prime_vmap' not described in 'drm_driver'
   include/drm/drm_drv.h:722: warning: Function parameter or member 'gem_prime_vunmap' not described in 'drm_driver'
   include/drm/drm_drv.h:722: warning: Function parameter or member 'gem_prime_mmap' not described in 'drm_driver'
   include/drm/drm_modeset_helper_vtables.h:1004: warning: Function parameter or member 'prepare_writeback_job' not described in 'drm_connector_helper_funcs'
   include/drm/drm_modeset_helper_vtables.h:1004: warning: Function parameter or member 'cleanup_writeback_job' not described in 'drm_connector_helper_funcs'
   include/drm/drm_atomic_state_helper.h:1: warning: no structured comments found
   drivers/gpu/drm/scheduler/sched_main.c:419: warning: Function parameter or member 'full_recovery' not described in 'drm_sched_start'
   drivers/gpu/drm/i915/i915_vma.h:50: warning: cannot understand function prototype: 'struct i915_vma '
   drivers/gpu/drm/i915/i915_vma.h:1: warning: no structured comments found
   drivers/gpu/drm/i915/intel_guc_fwif.h:536: warning: cannot understand function prototype: 'struct guc_log_buffer_state '
   drivers/gpu/drm/i915/i915_trace.h:1: warning: no structured comments found
   drivers/gpu/drm/i915/i915_reg.h:156: warning: bad line:
   include/linux/interconnect.h:1: warning: no structured comments found
>> include/kunit/kunit-stream.h:58: warning: Function parameter or member '2' not described in '__printf'
   include/kunit/kunit-stream.h:58: warning: Function parameter or member '3' not described in '__printf'
   include/kunit/kunit-stream.h:58: warning: Excess function parameter 'this' description in '__printf'
   include/kunit/kunit-stream.h:58: warning: Excess function parameter 'fmt' description in '__printf'
   include/linux/skbuff.h:897: warning: Function parameter or member 'dev_scratch' not described in 'sk_buff'
   include/linux/skbuff.h:897: warning: Function parameter or member 'list' not described in 'sk_buff'
   include/linux/skbuff.h:897: warning: Function parameter or member 'ip_defrag_offset' not described in 'sk_buff'
   include/linux/skbuff.h:897: warning: Function parameter or member 'skb_mstamp_ns' not described in 'sk_buff'
   include/linux/skbuff.h:897: warning: Function parameter or member '__cloned_offset' not described in 'sk_buff'
   include/linux/skbuff.h:897: warning: Function parameter or member 'head_frag' not described in 'sk_buff'
   include/linux/skbuff.h:897: warning: Function parameter or member '__pkt_type_offset' not described in 'sk_buff'
   include/linux/skbuff.h:897: warning: Function parameter or member 'encapsulation' not described in 'sk_buff'
   include/linux/skbuff.h:897: warning: Function parameter or member 'encap_hdr_csum' not described in 'sk_buff'
   include/linux/skbuff.h:897: warning: Function parameter or member 'csum_valid' not described in 'sk_buff'
   include/linux/skbuff.h:897: warning: Function parameter or member '__pkt_vlan_present_offset' not described in 'sk_buff'
   include/linux/skbuff.h:897: warning: Function parameter or member 'vlan_present' not described in 'sk_buff'
   include/linux/skbuff.h:897: warning: Function parameter or member 'csum_complete_sw' not described in 'sk_buff'
   include/linux/skbuff.h:897: warning: Function parameter or member 'csum_level' not described in 'sk_buff'
   include/linux/skbuff.h:897: warning: Function parameter or member 'inner_protocol_type' not described in 'sk_buff'
   include/linux/skbuff.h:897: warning: Function parameter or member 'remcsum_offload' not described in 'sk_buff'
   include/linux/skbuff.h:897: warning: Function parameter or member 'sender_cpu' not described in 'sk_buff'
   include/linux/skbuff.h:897: warning: Function parameter or member 'reserved_tailroom' not described in 'sk_buff'
   include/linux/skbuff.h:897: warning: Function parameter or member 'inner_ipproto' not described in 'sk_buff'
   include/net/sock.h:238: warning: Function parameter or member 'skc_addrpair' not described in 'sock_common'
   include/net/sock.h:238: warning: Function parameter or member 'skc_portpair' not described in 'sock_common'
   include/net/sock.h:238: warning: Function parameter or member 'skc_ipv6only' not described in 'sock_common'
   include/net/sock.h:238: warning: Function parameter or member 'skc_net_refcnt' not described in 'sock_common'
   include/net/sock.h:238: warning: Function parameter or member 'skc_v6_daddr' not described in 'sock_common'
   include/net/sock.h:238: warning: Function parameter or member 'skc_v6_rcv_saddr' not described in 'sock_common'
   include/net/sock.h:238: warning: Function parameter or member 'skc_cookie' not described in 'sock_common'
   include/net/sock.h:238: warning: Function parameter or member 'skc_listener' not described in 'sock_common'
   include/net/sock.h:238: warning: Function parameter or member 'skc_tw_dr' not described in 'sock_common'
   include/net/sock.h:238: warning: Function parameter or member 'skc_rcv_wnd' not described in 'sock_common'
   include/net/sock.h:238: warning: Function parameter or member 'skc_tw_rcv_nxt' not described in 'sock_common'
   include/net/sock.h:520: warning: Function parameter or member 'sk_rx_skb_cache' not described in 'sock'
   include/net/sock.h:520: warning: Function parameter or member 'sk_wq_raw' not described in 'sock'
   include/net/sock.h:520: warning: Function parameter or member 'tcp_rtx_queue' not described in 'sock'
   include/net/sock.h:520: warning: Function parameter or member 'sk_tx_skb_cache' not described in 'sock'
   include/net/sock.h:520: warning: Function parameter or member 'sk_route_forced_caps' not described in 'sock'
   include/net/sock.h:520: warning: Function parameter or member 'sk_txtime_report_errors' not described in 'sock'
   include/net/sock.h:520: warning: Function parameter or member 'sk_validate_xmit_skb' not described in 'sock'
   include/net/sock.h:520: warning: Function parameter or member 'sk_bpf_storage' not described in 'sock'
   net/socket.c:658: warning: Excess function parameter 'sock' description in 'INDIRECT_CALLABLE_DECLARE'
   net/socket.c:658: warning: Excess function parameter 'msg' description in 'INDIRECT_CALLABLE_DECLARE'
   net/socket.c:889: warning: Excess function parameter 'sock' description in 'INDIRECT_CALLABLE_DECLARE'
   net/socket.c:889: warning: Excess function parameter 'msg' description in 'INDIRECT_CALLABLE_DECLARE'
   net/socket.c:889: warning: Excess function parameter 'flags' description in 'INDIRECT_CALLABLE_DECLARE'
   include/linux/netdevice.h:2044: warning: Function parameter or member 'gso_partial_features' not described in 'net_device'
   include/linux/netdevice.h:2044: warning: Function parameter or member 'l3mdev_ops' not described in 'net_device'
   include/linux/netdevice.h:2044: warning: Function parameter or member 'xfrmdev_ops' not described in 'net_device'
   include/linux/netdevice.h:2044: warning: Function parameter or member 'tlsdev_ops' not described in 'net_device'
   include/linux/netdevice.h:2044: warning: Function parameter or member 'name_assign_type' not described in 'net_device'
   include/linux/netdevice.h:2044: warning: Function parameter or member 'ieee802154_ptr' not described in 'net_device'
   include/linux/netdevice.h:2044: warning: Function parameter or member 'mpls_ptr' not described in 'net_device'
   include/linux/netdevice.h:2044: warning: Function parameter or member 'xdp_prog' not described in 'net_device'
   include/linux/netdevice.h:2044: warning: Function parameter or member 'gro_flush_timeout' not described in 'net_device'
   include/linux/netdevice.h:2044: warning: Function parameter or member 'nf_hooks_ingress' not described in 'net_device'
   include/linux/netdevice.h:2044: warning: Function parameter or member '____cacheline_aligned_in_smp' not described in 'net_device'
   include/linux/netdevice.h:2044: warning: Function parameter or member 'qdisc_hash' not described in 'net_device'
   include/linux/netdevice.h:2044: warning: Function parameter or member 'xps_cpus_map' not described in 'net_device'
   include/linux/netdevice.h:2044: warning: Function parameter or member 'xps_rxqs_map' not described in 'net_device'
   include/linux/phylink.h:56: warning: Function parameter or member '__ETHTOOL_DECLARE_LINK_MODE_MASK(advertising' not described in 'phylink_link_state'
   include/linux/phylink.h:56: warning: Function parameter or member '__ETHTOOL_DECLARE_LINK_MODE_MASK(lp_advertising' not described in 'phylink_link_state'
   include/linux/lsm_hooks.h:1811: warning: Function parameter or member 'quotactl' not described in 'security_list_options'
   include/linux/lsm_hooks.h:1811: warning: Function parameter or member 'quota_on' not described in 'security_list_options'
   include/linux/lsm_hooks.h:1811: warning: Function parameter or member 'sb_free_mnt_opts' not described in 'security_list_options'
   include/linux/lsm_hooks.h:1811: warning: Function parameter or member 'sb_eat_lsm_opts' not described in 'security_list_options'
   include/linux/lsm_hooks.h:1811: warning: Function parameter or member 'sb_kern_mount' not described in 'security_list_options'
   include/linux/lsm_hooks.h:1811: warning: Function parameter or member 'sb_show_options' not described in 'security_list_options'
   include/linux/lsm_hooks.h:1811: warning: Function parameter or member 'sb_add_mnt_opt' not described in 'security_list_options'
   include/linux/lsm_hooks.h:1811: warning: Function parameter or member 'd_instantiate' not described in 'security_list_options'
   include/linux/lsm_hooks.h:1811: warning: Function parameter or member 'getprocattr' not described in 'security_list_options'
   include/linux/lsm_hooks.h:1811: warning: Function parameter or member 'setprocattr' not described in 'security_list_options'
   Documentation/admin-guide/mm/numaperf.rst:24: ERROR: Unexpected indentation.
   Documentation/admin-guide/mm/numaperf.rst:24: WARNING: Inline substitution_reference start-string without end-string.
   Documentation/admin-guide/mm/numaperf.rst:25: WARNING: Block quote ends without a blank line; unexpected unindent.
   Documentation/bpf/btf.rst:154: ERROR: Unexpected indentation.
   Documentation/bpf/btf.rst:163: ERROR: Unexpected indentation.
   include/linux/xarray.h:232: ERROR: Unexpected indentation.
   kernel/time/hrtimer.c:1120: WARNING: Block quote ends without a blank line; unexpected unindent.
   kernel/signal.c:346: WARNING: Inline literal start-string without end-string.
   include/uapi/linux/firewire-cdev.h:312: WARNING: Inline literal start-string without end-string.
   drivers/ata/libata-core.c:5960: ERROR: Unknown target name: "hw".
   drivers/message/fusion/mptbase.c:5057: WARNING: Definition list ends without a blank line; unexpected unindent.
   drivers/tty/serial/serial_core.c:1959: WARNING: Definition list ends without a blank line; unexpected unindent.
   include/linux/mtd/rawnand.h:1184: WARNING: Inline strong start-string without end-string.
   include/linux/mtd/rawnand.h:1186: WARNING: Inline strong start-string without end-string.
   include/linux/regulator/driver.h:289: ERROR: Unknown target name: "regulator_regmap_x_voltage".
   Documentation/driver-api/soundwire/locking.rst:50: ERROR: Inconsistent literal block quoting.
   Documentation/driver-api/soundwire/locking.rst:51: WARNING: Line block ends without a blank line.
   Documentation/driver-api/soundwire/locking.rst:55: WARNING: Inline substitution_reference start-string without end-string.
   Documentation/driver-api/soundwire/locking.rst:56: WARNING: Line block ends without a blank line.
   include/linux/spi/spi.h:380: ERROR: Unexpected indentation.
   fs/posix_acl.c:635: WARNING: Inline emphasis start-string without end-string.
   fs/debugfs/inode.c:385: WARNING: Inline literal start-string without end-string.
   fs/debugfs/inode.c:464: WARNING: Inline literal start-string without end-string.
   fs/debugfs/inode.c:496: WARNING: Inline literal start-string without end-string.
   fs/debugfs/inode.c:583: WARNING: Inline literal start-string without end-string.
   fs/debugfs/file.c:394: WARNING: Inline literal start-string without end-string.
   fs/debugfs/file.c:400: WARNING: Inline literal start-string without end-string.
   fs/debugfs/file.c:439: WARNING: Inline literal start-string without end-string.

vim +58 include/kunit/kunit-stream.h

8dcda743 Brendan Higgins 2019-05-01  48  
8dcda743 Brendan Higgins 2019-05-01  49  /**
8dcda743 Brendan Higgins 2019-05-01  50   * kunit_stream_add(): adds the formatted input to the internal buffer.
8dcda743 Brendan Higgins 2019-05-01  51   * @this: the stream being operated on.
8dcda743 Brendan Higgins 2019-05-01  52   * @fmt: printf style format string to append to stream.
8dcda743 Brendan Higgins 2019-05-01  53   *
8dcda743 Brendan Higgins 2019-05-01  54   * Appends the formatted string, @fmt, to the internal buffer.
8dcda743 Brendan Higgins 2019-05-01  55   */
8dcda743 Brendan Higgins 2019-05-01  56  void __printf(2, 3) kunit_stream_add(struct kunit_stream *this,
8dcda743 Brendan Higgins 2019-05-01  57  				     const char *fmt, ...);
8dcda743 Brendan Higgins 2019-05-01 @58  

:::::: The code at line 58 was first introduced by commit
:::::: 8dcda743c31c1ffc0ac13f3d23f3dd1b85b545f8 kunit: test: add kunit_stream a std::stream like logger

:::::: TO: Brendan Higgins <brendanhiggins@google.com>
:::::: CC: Masahiro Yamada <yamada.masahiro@socionext.com>

---
0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation

[-- Attachment #2: .config.gz --]
[-- Type: application/gzip, Size: 6801 bytes --]

^ permalink raw reply	[flat|nested] 4+ messages in thread

* Re: [kbuild:kunit 14/17] htmldocs: include/kunit/kunit-stream.h:58: warning: Function parameter or member '2' not described in '__printf'
  2019-05-10  1:22 [kbuild:kunit 14/17] htmldocs: include/kunit/kunit-stream.h:58: warning: Function parameter or member '2' not described in '__printf' kbuild test robot
@ 2019-05-10 21:03 ` Brendan Higgins
  2019-05-21  4:49   ` Randy Dunlap
  0 siblings, 1 reply; 4+ messages in thread
From: Brendan Higgins @ 2019-05-10 21:03 UTC (permalink / raw)
  To: kbuild test robot; +Cc: kbuild-all, linux-kbuild, Masahiro Yamada, Felix Guo

On Thu, May 9, 2019 at 6:23 PM kbuild test robot <lkp@intel.com> wrote:
> tree:   https://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild.git kunit
> head:   c505c0b2e6237c729634327c178f5b0094f1c958
> commit: c69e87665049970d1c2d6fe2fa1ae7a7c8655420 [14/17] Documentation: kunit: add documentation for KUnit
> reproduce: make htmldocs
>
> If you fix the issue, kindly add following tag
> Reported-by: kbuild test robot <lkp@intel.com>
>
> All warnings (new ones prefixed by >>):
< snip >
>    drivers/gpu/drm/i915/i915_vma.h:50: warning: cannot understand function prototype: 'struct i915_vma '
>    drivers/gpu/drm/i915/i915_vma.h:1: warning: no structured comments found
>    drivers/gpu/drm/i915/intel_guc_fwif.h:536: warning: cannot understand function prototype: 'struct guc_log_buffer_state '
>    drivers/gpu/drm/i915/i915_trace.h:1: warning: no structured comments found
>    drivers/gpu/drm/i915/i915_reg.h:156: warning: bad line:
>    include/linux/interconnect.h:1: warning: no structured comments found
> >> include/kunit/kunit-stream.h:58: warning: Function parameter or member '2' not described in '__printf'

This looks like a bug in the kernel-doc parser: __printf in this context is:

> 8dcda743 Brendan Higgins 2019-05-01  56  void __printf(2, 3) kunit_stream_add(struct kunit_stream *this,
> 8dcda743 Brendan Higgins 2019-05-01  57                                      const char *fmt, ...);

which is an attribute to tell the compiler that this is a printf style
function with a printf style format string; it doesn't make sense to
describe it's parameters.

>    include/kunit/kunit-stream.h:58: warning: Function parameter or member '3' not described in '__printf'
>    include/kunit/kunit-stream.h:58: warning: Excess function parameter 'this' description in '__printf'
>    include/kunit/kunit-stream.h:58: warning: Excess function parameter 'fmt' description in '__printf'
>    include/linux/skbuff.h:897: warning: Function parameter or member 'dev_scratch' not described in 'sk_buff'
< snip >
>    fs/debugfs/file.c:439: WARNING: Inline literal start-string without end-string.
>
> vim +58 include/kunit/kunit-stream.h
>
> 8dcda743 Brendan Higgins 2019-05-01  48
> 8dcda743 Brendan Higgins 2019-05-01  49  /**
> 8dcda743 Brendan Higgins 2019-05-01  50   * kunit_stream_add(): adds the formatted input to the internal buffer.
> 8dcda743 Brendan Higgins 2019-05-01  51   * @this: the stream being operated on.
> 8dcda743 Brendan Higgins 2019-05-01  52   * @fmt: printf style format string to append to stream.
> 8dcda743 Brendan Higgins 2019-05-01  53   *
> 8dcda743 Brendan Higgins 2019-05-01  54   * Appends the formatted string, @fmt, to the internal buffer.
> 8dcda743 Brendan Higgins 2019-05-01  55   */
> 8dcda743 Brendan Higgins 2019-05-01  56  void __printf(2, 3) kunit_stream_add(struct kunit_stream *this,
> 8dcda743 Brendan Higgins 2019-05-01  57                                      const char *fmt, ...);
> 8dcda743 Brendan Higgins 2019-05-01 @58
>
> :::::: The code at line 58 was first introduced by commit
> :::::: 8dcda743c31c1ffc0ac13f3d23f3dd1b85b545f8 kunit: test: add kunit_stream a std::stream like logger

Thanks!

^ permalink raw reply	[flat|nested] 4+ messages in thread

* Re: [kbuild:kunit 14/17] htmldocs: include/kunit/kunit-stream.h:58: warning: Function parameter or member '2' not described in '__printf'
  2019-05-10 21:03 ` Brendan Higgins
@ 2019-05-21  4:49   ` Randy Dunlap
  2019-06-04 15:15     ` Brendan Higgins
  0 siblings, 1 reply; 4+ messages in thread
From: Randy Dunlap @ 2019-05-21  4:49 UTC (permalink / raw)
  To: Brendan Higgins, kbuild test robot
  Cc: kbuild-all, linux-kbuild, Masahiro Yamada, Felix Guo, linux-doc,
	Jonathan Corbet

On 5/10/19 2:03 PM, Brendan Higgins wrote:
> On Thu, May 9, 2019 at 6:23 PM kbuild test robot <lkp@intel.com> wrote:
>> tree:   https://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild.git kunit
>> head:   c505c0b2e6237c729634327c178f5b0094f1c958
>> commit: c69e87665049970d1c2d6fe2fa1ae7a7c8655420 [14/17] Documentation: kunit: add documentation for KUnit
>> reproduce: make htmldocs
>>
>> If you fix the issue, kindly add following tag
>> Reported-by: kbuild test robot <lkp@intel.com>
>>
>> All warnings (new ones prefixed by >>):
> < snip >
>>    drivers/gpu/drm/i915/i915_vma.h:50: warning: cannot understand function prototype: 'struct i915_vma '
>>    drivers/gpu/drm/i915/i915_vma.h:1: warning: no structured comments found
>>    drivers/gpu/drm/i915/intel_guc_fwif.h:536: warning: cannot understand function prototype: 'struct guc_log_buffer_state '
>>    drivers/gpu/drm/i915/i915_trace.h:1: warning: no structured comments found
>>    drivers/gpu/drm/i915/i915_reg.h:156: warning: bad line:
>>    include/linux/interconnect.h:1: warning: no structured comments found
>>>> include/kunit/kunit-stream.h:58: warning: Function parameter or member '2' not described in '__printf'
> 
> This looks like a bug in the kernel-doc parser: __printf in this context is:
> 
>> 8dcda743 Brendan Higgins 2019-05-01  56  void __printf(2, 3) kunit_stream_add(struct kunit_stream *this,
>> 8dcda743 Brendan Higgins 2019-05-01  57                                      const char *fmt, ...);
> 
> which is an attribute to tell the compiler that this is a printf style
> function with a printf style format string; it doesn't make sense to
> describe it's parameters.

Yes.  I'm a little surprised that this has never come up before, but in my
quick examination, it seems that most people put the __printf() attribute
in a header file but not in the .c implementation file, then they document
the function in the .c file, not in the header file, so it hasn't been needed.

Ignoring __printf() could be added to scripts/kernel-doc.  I added
kernel-doc notation to <linux/kernel.h> panic() and then tested it with
the patch below.  ItWorksForMe.  :)


>>    include/kunit/kunit-stream.h:58: warning: Function parameter or member '3' not described in '__printf'
>>    include/kunit/kunit-stream.h:58: warning: Excess function parameter 'this' description in '__printf'
>>    include/kunit/kunit-stream.h:58: warning: Excess function parameter 'fmt' description in '__printf'
>>    include/linux/skbuff.h:897: warning: Function parameter or member 'dev_scratch' not described in 'sk_buff'
> < snip >
>>    fs/debugfs/file.c:439: WARNING: Inline literal start-string without end-string.
>>
>> vim +58 include/kunit/kunit-stream.h
>>
>> 8dcda743 Brendan Higgins 2019-05-01  48
>> 8dcda743 Brendan Higgins 2019-05-01  49  /**
>> 8dcda743 Brendan Higgins 2019-05-01  50   * kunit_stream_add(): adds the formatted input to the internal buffer.
>> 8dcda743 Brendan Higgins 2019-05-01  51   * @this: the stream being operated on.
>> 8dcda743 Brendan Higgins 2019-05-01  52   * @fmt: printf style format string to append to stream.
>> 8dcda743 Brendan Higgins 2019-05-01  53   *
>> 8dcda743 Brendan Higgins 2019-05-01  54   * Appends the formatted string, @fmt, to the internal buffer.
>> 8dcda743 Brendan Higgins 2019-05-01  55   */
>> 8dcda743 Brendan Higgins 2019-05-01  56  void __printf(2, 3) kunit_stream_add(struct kunit_stream *this,
>> 8dcda743 Brendan Higgins 2019-05-01  57                                      const char *fmt, ...);
>> 8dcda743 Brendan Higgins 2019-05-01 @58
>>
>> :::::: The code at line 58 was first introduced by commit
>> :::::: 8dcda743c31c1ffc0ac13f3d23f3dd1b85b545f8 kunit: test: add kunit_stream a std::stream like logger
> 
> Thanks!


---
From: Randy Dunlap <rdunlap@infradead.org>

Ignore __printf() function attributes just as other __attribute__
strings are ignored.

Fixes this kernel-doc warning message:
include/kunit/kunit-stream.h:58: warning: Function parameter or member '2' not described in '__printf'

Reported-by: kbuild test robot <lkp@intel.com>
Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
Cc: Brendan Higgins <brendanhiggins@google.com>
---
 scripts/kernel-doc |    1 +
 1 file changed, 1 insertion(+)

--- linux-next-20190520.orig/scripts/kernel-doc
+++ linux-next-20190520/scripts/kernel-doc
@@ -1580,6 +1580,7 @@ sub dump_function($$) {
     $prototype =~ s/__must_check +//;
     $prototype =~ s/__weak +//;
     $prototype =~ s/__sched +//;
+    $prototype =~ s/__printf\s*\(\s*\d*\s*,\s*\d*\s*\) +//;
     my $define = $prototype =~ s/^#\s*define\s+//; #ak added
     $prototype =~ s/__attribute__\s*\(\(
             (?:



^ permalink raw reply	[flat|nested] 4+ messages in thread

* Re: [kbuild:kunit 14/17] htmldocs: include/kunit/kunit-stream.h:58: warning: Function parameter or member '2' not described in '__printf'
  2019-05-21  4:49   ` Randy Dunlap
@ 2019-06-04 15:15     ` Brendan Higgins
  0 siblings, 0 replies; 4+ messages in thread
From: Brendan Higgins @ 2019-06-04 15:15 UTC (permalink / raw)
  To: Randy Dunlap
  Cc: kbuild test robot, kbuild-all, linux-kbuild, Masahiro Yamada,
	Felix Guo, linux-doc, Jonathan Corbet

On Mon, May 20, 2019 at 9:49 PM Randy Dunlap <rdunlap@infradead.org> wrote:
>
> On 5/10/19 2:03 PM, Brendan Higgins wrote:
> > On Thu, May 9, 2019 at 6:23 PM kbuild test robot <lkp@intel.com> wrote:
> >> tree:   https://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild.git kunit
> >> head:   c505c0b2e6237c729634327c178f5b0094f1c958
> >> commit: c69e87665049970d1c2d6fe2fa1ae7a7c8655420 [14/17] Documentation: kunit: add documentation for KUnit
> >> reproduce: make htmldocs
> >>
> >> If you fix the issue, kindly add following tag
> >> Reported-by: kbuild test robot <lkp@intel.com>
> >>
> >> All warnings (new ones prefixed by >>):
> > < snip >
> >>    drivers/gpu/drm/i915/i915_vma.h:50: warning: cannot understand function prototype: 'struct i915_vma '
> >>    drivers/gpu/drm/i915/i915_vma.h:1: warning: no structured comments found
> >>    drivers/gpu/drm/i915/intel_guc_fwif.h:536: warning: cannot understand function prototype: 'struct guc_log_buffer_state '
> >>    drivers/gpu/drm/i915/i915_trace.h:1: warning: no structured comments found
> >>    drivers/gpu/drm/i915/i915_reg.h:156: warning: bad line:
> >>    include/linux/interconnect.h:1: warning: no structured comments found
> >>>> include/kunit/kunit-stream.h:58: warning: Function parameter or member '2' not described in '__printf'
> >
> > This looks like a bug in the kernel-doc parser: __printf in this context is:
> >
> >> 8dcda743 Brendan Higgins 2019-05-01  56  void __printf(2, 3) kunit_stream_add(struct kunit_stream *this,
> >> 8dcda743 Brendan Higgins 2019-05-01  57                                      const char *fmt, ...);
> >
> > which is an attribute to tell the compiler that this is a printf style
> > function with a printf style format string; it doesn't make sense to
> > describe it's parameters.
>
> Yes.  I'm a little surprised that this has never come up before, but in my
> quick examination, it seems that most people put the __printf() attribute
> in a header file but not in the .c implementation file, then they document
> the function in the .c file, not in the header file, so it hasn't been needed.
>
> Ignoring __printf() could be added to scripts/kernel-doc.  I added
> kernel-doc notation to <linux/kernel.h> panic() and then tested it with
> the patch below.  ItWorksForMe.  :)
>
>
> >>    include/kunit/kunit-stream.h:58: warning: Function parameter or member '3' not described in '__printf'
> >>    include/kunit/kunit-stream.h:58: warning: Excess function parameter 'this' description in '__printf'
> >>    include/kunit/kunit-stream.h:58: warning: Excess function parameter 'fmt' description in '__printf'
> >>    include/linux/skbuff.h:897: warning: Function parameter or member 'dev_scratch' not described in 'sk_buff'
> > < snip >
> >>    fs/debugfs/file.c:439: WARNING: Inline literal start-string without end-string.
> >>
> >> vim +58 include/kunit/kunit-stream.h
> >>
> >> 8dcda743 Brendan Higgins 2019-05-01  48
> >> 8dcda743 Brendan Higgins 2019-05-01  49  /**
> >> 8dcda743 Brendan Higgins 2019-05-01  50   * kunit_stream_add(): adds the formatted input to the internal buffer.
> >> 8dcda743 Brendan Higgins 2019-05-01  51   * @this: the stream being operated on.
> >> 8dcda743 Brendan Higgins 2019-05-01  52   * @fmt: printf style format string to append to stream.
> >> 8dcda743 Brendan Higgins 2019-05-01  53   *
> >> 8dcda743 Brendan Higgins 2019-05-01  54   * Appends the formatted string, @fmt, to the internal buffer.
> >> 8dcda743 Brendan Higgins 2019-05-01  55   */
> >> 8dcda743 Brendan Higgins 2019-05-01  56  void __printf(2, 3) kunit_stream_add(struct kunit_stream *this,
> >> 8dcda743 Brendan Higgins 2019-05-01  57                                      const char *fmt, ...);
> >> 8dcda743 Brendan Higgins 2019-05-01 @58
> >>
> >> :::::: The code at line 58 was first introduced by commit
> >> :::::: 8dcda743c31c1ffc0ac13f3d23f3dd1b85b545f8 kunit: test: add kunit_stream a std::stream like logger
> >
> > Thanks!
>
>
> ---
> From: Randy Dunlap <rdunlap@infradead.org>
>
> Ignore __printf() function attributes just as other __attribute__
> strings are ignored.
>
> Fixes this kernel-doc warning message:
> include/kunit/kunit-stream.h:58: warning: Function parameter or member '2' not described in '__printf'
>
> Reported-by: kbuild test robot <lkp@intel.com>
> Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
> Cc: Brendan Higgins <brendanhiggins@google.com>
> ---

Thanks! I just tried out your patch and it looks like it works.

Tested-by: Brendan Higgins <brendanhiggins@google.com>

^ permalink raw reply	[flat|nested] 4+ messages in thread

end of thread, other threads:[~2019-06-04 15:15 UTC | newest]

Thread overview: 4+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2019-05-10  1:22 [kbuild:kunit 14/17] htmldocs: include/kunit/kunit-stream.h:58: warning: Function parameter or member '2' not described in '__printf' kbuild test robot
2019-05-10 21:03 ` Brendan Higgins
2019-05-21  4:49   ` Randy Dunlap
2019-06-04 15:15     ` Brendan Higgins

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