tree: https://git.kernel.org/pub/scm/linux/kernel/git/mellanox/linux.git queue-next head: a2d4adf9b5656bd37aa7fd8ab16ce07ef7754265 commit: 7bf229b51edf36bd5f39e4d1d8b9f87df71e868a [2255/2256] Merge remote-tracking branch 'rdma/wip/jgg-hmm' into testing/rdma-next reproduce: make htmldocs If you fix the issue, kindly add following tag Reported-by: kbuild test robot <lkp(a)intel.com&gt; All warnings (new ones prefixed by >>): Warning: The Sphinx 'sphinx_rtd_theme' HTML theme was not found. Make sure you have the theme installed to produce pretty HTML output. Falling back to the default theme. WARNING: dot(1) not found, for better output quality install graphviz from http://www.graphviz.org WARNING: convert(1) not found, for SVG to PDF conversion install ImageMagick (https://www.imagemagick.org) include/linux/lsm_hooks.h:1822: warning: Function parameter or member 'quotactl' not described in 'security_list_options' include/linux/lsm_hooks.h:1822: warning: Function parameter or member 'quota_on' not described in 'security_list_options' include/linux/lsm_hooks.h:1822: warning: Function parameter or member 'sb_free_mnt_opts' not described in 'security_list_options' include/linux/lsm_hooks.h:1822: warning: Function parameter or member 'sb_eat_lsm_opts' not described in 'security_list_options' include/linux/lsm_hooks.h:1822: warning: Function parameter or member 'sb_kern_mount' not described in 'security_list_options' include/linux/lsm_hooks.h:1822: warning: Function parameter or member 'sb_show_options' not described in 'security_list_options' include/linux/lsm_hooks.h:1822: warning: Function parameter or member 'sb_add_mnt_opt' not described in 'security_list_options' include/linux/lsm_hooks.h:1822: warning: Function parameter or member 'd_instantiate' not described in 'security_list_options' include/linux/lsm_hooks.h:1822: warning: Function parameter or member 'getprocattr' not described in 'security_list_options' include/linux/lsm_hooks.h:1822: warning: Function parameter or member 'setprocattr' not described in 'security_list_options' include/linux/lsm_hooks.h:1822: warning: Function parameter or member 'locked_down' not described in 'security_list_options' Error: Cannot open file drivers/dma-buf/reservation.c Error: Cannot open file drivers/dma-buf/reservation.c Error: Cannot open file drivers/dma-buf/reservation.c Error: Cannot open file include/linux/reservation.h Error: Cannot open file include/linux/reservation.h include/linux/regulator/machine.h:196: warning: Function parameter or member 'max_uV_step' not described in 'regulation_constraints' include/linux/regulator/driver.h:223: warning: Function parameter or member 'resume' not described in 'regulator_ops' include/linux/spi/spi.h:190: warning: Function parameter or member 'driver_override' not described in 'spi_device' fs/posix_acl.c:647: warning: Function parameter or member 'inode' not described in 'posix_acl_update_mode' fs/posix_acl.c:647: warning: Function parameter or member 'mode_p' not described in 'posix_acl_update_mode' fs/posix_acl.c:647: warning: Function parameter or member 'acl' not described in 'posix_acl_update_mode' drivers/usb/typec/bus.c:1: warning: 'typec_altmode_register_driver' not found drivers/usb/typec/bus.c:1: warning: 'typec_altmode_unregister_driver' not found drivers/usb/typec/class.c:1: warning: 'typec_altmode_unregister_notifier' not found drivers/usb/typec/class.c:1: warning: 'typec_altmode_register_notifier' not found include/linux/w1.h:277: warning: Function parameter or member 'of_match_table' not described in 'w1_family' include/linux/skbuff.h:888: warning: Function parameter or member 'dev_scratch' not described in 'sk_buff' include/linux/skbuff.h:888: warning: Function parameter or member 'list' not described in 'sk_buff' include/linux/skbuff.h:888: warning: Function parameter or member 'ip_defrag_offset' not described in 'sk_buff' include/linux/skbuff.h:888: warning: Function parameter or member 'skb_mstamp_ns' not described in 'sk_buff' include/linux/skbuff.h:888: warning: Function parameter or member '__cloned_offset' not described in 'sk_buff' include/linux/skbuff.h:888: warning: Function parameter or member 'head_frag' not described in 'sk_buff' include/linux/skbuff.h:888: warning: Function parameter or member '__pkt_type_offset' not described in 'sk_buff' include/linux/skbuff.h:888: warning: Function parameter or member 'encapsulation' not described in 'sk_buff' include/linux/skbuff.h:888: warning: Function parameter or member 'encap_hdr_csum' not described in 'sk_buff' include/linux/skbuff.h:888: warning: Function parameter or member 'csum_valid' not described in 'sk_buff' include/linux/skbuff.h:888: warning: Function parameter or member '__pkt_vlan_present_offset' not described in 'sk_buff' include/linux/skbuff.h:888: warning: Function parameter or member 'vlan_present' not described in 'sk_buff' include/linux/skbuff.h:888: warning: Function parameter or member 'csum_complete_sw' not described in 'sk_buff' include/linux/skbuff.h:888: warning: Function parameter or member 'csum_level' not described in 'sk_buff' include/linux/skbuff.h:888: warning: Function parameter or member 'inner_protocol_type' not described in 'sk_buff' include/linux/skbuff.h:888: warning: Function parameter or member 'remcsum_offload' not described in 'sk_buff' include/linux/skbuff.h:888: warning: Function parameter or member 'sender_cpu' not described in 'sk_buff' include/linux/skbuff.h:888: warning: Function parameter or member 'reserved_tailroom' not described in 'sk_buff' include/linux/skbuff.h:888: warning: Function parameter or member 'inner_ipproto' not described in 'sk_buff' include/net/sock.h:233: warning: Function parameter or member 'skc_addrpair' not described in 'sock_common' include/net/sock.h:233: warning: Function parameter or member 'skc_portpair' not described in 'sock_common' include/net/sock.h:233: warning: Function parameter or member 'skc_ipv6only' not described in 'sock_common' include/net/sock.h:233: warning: Function parameter or member 'skc_net_refcnt' not described in 'sock_common' include/net/sock.h:233: warning: Function parameter or member 'skc_v6_daddr' not described in 'sock_common' include/net/sock.h:233: warning: Function parameter or member 'skc_v6_rcv_saddr' not described in 'sock_common' include/net/sock.h:233: warning: Function parameter or member 'skc_cookie' not described in 'sock_common' include/net/sock.h:233: warning: Function parameter or member 'skc_listener' not described in 'sock_common' include/net/sock.h:233: warning: Function parameter or member 'skc_tw_dr' not described in 'sock_common' include/net/sock.h:233: warning: Function parameter or member 'skc_rcv_wnd' not described in 'sock_common' include/net/sock.h:233: warning: Function parameter or member 'skc_tw_rcv_nxt' not described in 'sock_common' include/net/sock.h:515: warning: Function parameter or member 'sk_rx_skb_cache' not described in 'sock' include/net/sock.h:515: warning: Function parameter or member 'sk_wq_raw' not described in 'sock' include/net/sock.h:515: warning: Function parameter or member 'tcp_rtx_queue' not described in 'sock' include/net/sock.h:515: warning: Function parameter or member 'sk_tx_skb_cache' not described in 'sock' include/net/sock.h:515: warning: Function parameter or member 'sk_route_forced_caps' not described in 'sock' include/net/sock.h:515: warning: Function parameter or member 'sk_txtime_report_errors' not described in 'sock' include/net/sock.h:515: warning: Function parameter or member 'sk_validate_xmit_skb' not described in 'sock' include/net/sock.h:515: warning: Function parameter or member 'sk_bpf_storage' not described in 'sock' include/net/sock.h:2450: warning: Function parameter or member 'tcp_rx_skb_cache_key' not described in 'DECLARE_STATIC_KEY_FALSE' include/net/sock.h:2450: warning: Excess function parameter 'sk' description in 'DECLARE_STATIC_KEY_FALSE' include/net/sock.h:2450: warning: Excess function parameter 'skb' description in 'DECLARE_STATIC_KEY_FALSE' include/linux/netdevice.h:2053: warning: Function parameter or member 'gso_partial_features' not described in 'net_device' include/linux/netdevice.h:2053: warning: Function parameter or member 'l3mdev_ops' not described in 'net_device' include/linux/netdevice.h:2053: warning: Function parameter or member 'xfrmdev_ops' not described in 'net_device' include/linux/netdevice.h:2053: warning: Function parameter or member 'tlsdev_ops' not described in 'net_device' include/linux/netdevice.h:2053: warning: Function parameter or member 'name_assign_type' not described in 'net_device' include/linux/netdevice.h:2053: warning: Function parameter or member 'ieee802154_ptr' not described in 'net_device' include/linux/netdevice.h:2053: warning: Function parameter or member 'mpls_ptr' not described in 'net_device' include/linux/netdevice.h:2053: warning: Function parameter or member 'xdp_prog' not described in 'net_device' include/linux/netdevice.h:2053: warning: Function parameter or member 'gro_flush_timeout' not described in 'net_device' include/linux/netdevice.h:2053: warning: Function parameter or member 'nf_hooks_ingress' not described in 'net_device' include/linux/netdevice.h:2053: warning: Function parameter or member '____cacheline_aligned_in_smp' not described in 'net_device' include/linux/netdevice.h:2053: warning: Function parameter or member 'qdisc_hash' not described in 'net_device' include/linux/netdevice.h:2053: warning: Function parameter or member 'xps_cpus_map' not described in 'net_device' include/linux/netdevice.h:2053: 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' drivers/gpio/gpiolib-of.c:92: warning: Excess function parameter 'dev' description in 'of_gpio_need_valid_mask' include/linux/i2c.h:337: warning: Function parameter or member 'init_irq' not described in 'i2c_client' drivers/infiniband/ulp/iser/iscsi_iser.h:401: warning: Function parameter or member 'all_list' not described in 'iser_fr_desc' drivers/infiniband/ulp/iser/iscsi_iser.h:415: warning: Function parameter or member 'all_list' not described in 'iser_fr_pool' drivers/infiniband/ulp/opa_vnic/opa_vnic_encap.h:148: warning: Function parameter or member 'rsvd0' not described in 'opa_vesw_info' drivers/infiniband/ulp/opa_vnic/opa_vnic_encap.h:148: warning: Function parameter or member 'rsvd1' not described in 'opa_vesw_info' drivers/infiniband/ulp/opa_vnic/opa_vnic_encap.h:148: warning: Function parameter or member 'rsvd2' not described in 'opa_vesw_info' drivers/infiniband/ulp/opa_vnic/opa_vnic_encap.h:148: warning: Function parameter or member 'rsvd3' not described in 'opa_vesw_info' drivers/infiniband/ulp/opa_vnic/opa_vnic_encap.h:148: warning: Function parameter or member 'rsvd4' not described in 'opa_vesw_info' drivers/infiniband/ulp/opa_vnic/opa_vnic_encap.h:205: warning: Function parameter or member 'rsvd0' not described in 'opa_per_veswport_info' drivers/infiniband/ulp/opa_vnic/opa_vnic_encap.h:205: warning: Function parameter or member 'rsvd1' not described in 'opa_per_veswport_info' drivers/infiniband/ulp/opa_vnic/opa_vnic_encap.h:205: warning: Function parameter or member 'rsvd2' not described in 'opa_per_veswport_info' drivers/infiniband/ulp/opa_vnic/opa_vnic_encap.h:205: warning: Function parameter or member 'rsvd3' not described in 'opa_per_veswport_info' drivers/infiniband/ulp/opa_vnic/opa_vnic_encap.h:263: warning: Function parameter or member 'tbl_entries' not described in 'opa_veswport_mactable' drivers/infiniband/ulp/opa_vnic/opa_vnic_encap.h:342: warning: Function parameter or member 'reserved' not described in 'opa_veswport_summary_counters' drivers/infiniband/ulp/opa_vnic/opa_vnic_encap.h:394: warning: Function parameter or member 'rsvd0' not described in 'opa_veswport_error_counters' drivers/infiniband/ulp/opa_vnic/opa_vnic_encap.h:394: warning: Function parameter or member 'rsvd1' not described in 'opa_veswport_error_counters' drivers/infiniband/ulp/opa_vnic/opa_vnic_encap.h:394: warning: Function parameter or member 'rsvd2' not described in 'opa_veswport_error_counters' drivers/infiniband/ulp/opa_vnic/opa_vnic_encap.h:394: warning: Function parameter or member 'rsvd3' not described in 'opa_veswport_error_counters' drivers/infiniband/ulp/opa_vnic/opa_vnic_encap.h:394: warning: Function parameter or member 'rsvd4' not described in 'opa_veswport_error_counters' drivers/infiniband/ulp/opa_vnic/opa_vnic_encap.h:394: warning: Function parameter or member 'rsvd5' not described in 'opa_veswport_error_counters' drivers/infiniband/ulp/opa_vnic/opa_vnic_encap.h:394: warning: Function parameter or member 'rsvd6' not described in 'opa_veswport_error_counters' drivers/infiniband/ulp/opa_vnic/opa_vnic_encap.h:394: warning: Function parameter or member 'rsvd7' not described in 'opa_veswport_error_counters' drivers/infiniband/ulp/opa_vnic/opa_vnic_encap.h:394: warning: Function parameter or member 'rsvd8' not described in 'opa_veswport_error_counters' drivers/infiniband/ulp/opa_vnic/opa_vnic_encap.h:394: warning: Function parameter or member 'rsvd9' not described in 'opa_veswport_error_counters' drivers/infiniband/ulp/opa_vnic/opa_vnic_encap.h:460: warning: Function parameter or member 'reserved' not described in 'opa_vnic_vema_mad' drivers/infiniband/ulp/opa_vnic/opa_vnic_encap.h:485: warning: Function parameter or member 'reserved' not described in 'opa_vnic_notice_attr' drivers/infiniband/ulp/opa_vnic/opa_vnic_encap.h:500: warning: Function parameter or member 'reserved' not described in 'opa_vnic_vema_mad_trap' kernel/dma/coherent.c:1: warning: no structured comments found include/linux/input/sparse-keymap.h:43: warning: Function parameter or member 'sw' not described in 'key_entry' lib/genalloc.c:1: warning: 'gen_pool_add_virt' not found lib/genalloc.c:1: warning: 'gen_pool_alloc' not found lib/genalloc.c:1: warning: 'gen_pool_free' not found lib/genalloc.c:1: warning: 'gen_pool_alloc_algo' not found include/linux/rculist.h:374: warning: Excess function parameter 'cond' description in 'list_for_each_entry_rcu' include/linux/rculist.h:651: warning: Excess function parameter 'cond' description in 'hlist_for_each_entry_rcu' mm/util.c:1: warning: 'get_user_pages_fast' not found drivers/gpu/drm/amd/amdgpu/amdgpu_dma_buf.c:335: warning: Excess function parameter 'dev' description in 'amdgpu_gem_prime_export' drivers/gpu/drm/amd/amdgpu/amdgpu_dma_buf.c:336: warning: Excess function parameter 'dev' description in 'amdgpu_gem_prime_export' 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:821: warning: Function parameter or member 'level' not described in 'amdgpu_vm_bo_param' drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c:1283: warning: Function parameter or member 'params' not described in 'amdgpu_vm_update_flags' drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c:1283: warning: Function parameter or member 'bo' not described in 'amdgpu_vm_update_flags' drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c:1283: warning: Function parameter or member 'level' not described in 'amdgpu_vm_update_flags' drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c:1283: warning: Function parameter or member 'pe' not described in 'amdgpu_vm_update_flags' drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c:1283: warning: Function parameter or member 'addr' not described in 'amdgpu_vm_update_flags' drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c:1283: warning: Function parameter or member 'count' not described in 'amdgpu_vm_update_flags' drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c:1283: warning: Function parameter or member 'incr' not described in 'amdgpu_vm_update_flags' drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c:1283: warning: Function parameter or member 'flags' not described in 'amdgpu_vm_update_flags' drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c:2821: warning: Function parameter or member 'pasid' not described in 'amdgpu_vm_make_compute' drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c:378: warning: Excess function parameter 'entry' description in 'amdgpu_irq_dispatch' drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c:379: warning: Function parameter or member 'ih' not described in 'amdgpu_irq_dispatch' drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c:379: warning: Excess function parameter 'entry' description in 'amdgpu_irq_dispatch' drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c:1: warning: no structured comments found drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c:1: warning: no structured comments found drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c:1: warning: 'pp_dpm_sclk pp_dpm_mclk pp_dpm_pcie' not found drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h:132: warning: Incorrect use of kernel-doc format: * @atomic_obj drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h:238: warning: Incorrect use of kernel-doc format: * gpu_info FW provided soc bounding box struct or 0 if not drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h:243: warning: Function parameter or member 'atomic_obj' not described in 'amdgpu_display_manager' drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h:243: warning: Function parameter or member 'backlight_link' not described in 'amdgpu_display_manager' drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h:243: warning: Function parameter or member 'backlight_caps' not described in 'amdgpu_display_manager' drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h:243: warning: Function parameter or member 'freesync_module' not described in 'amdgpu_display_manager' drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h:243: warning: Function parameter or member 'fw_dmcu' not described in 'amdgpu_display_manager' drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h:243: warning: Function parameter or member 'dmcu_fw_version' not described in 'amdgpu_display_manager' drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h:243: warning: Function parameter or member 'soc_bounding_box' not described in 'amdgpu_display_manager' drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c:1: warning: 'dm_pflip_high_irq' not found drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c:1: warning: 'dm_crtc_high_irq' not found drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c:1: warning: 'register_hpd_handlers' not found include/drm/drm_modeset_helper_vtables.h:1053: warning: Function parameter or member 'prepare_writeback_job' not described in 'drm_connector_helper_funcs' include/drm/drm_modeset_helper_vtables.h:1053: 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 include/drm/drm_gem_shmem_helper.h:87: warning: Function parameter or member 'madv' not described in 'drm_gem_shmem_object' include/drm/drm_gem_shmem_helper.h:87: warning: Function parameter or member 'madv_list' not described in 'drm_gem_shmem_object' drivers/gpu/drm/i915/display/intel_dpll_mgr.h:158: warning: Enum value 'DPLL_ID_TGL_MGPLL5' not described in enum 'intel_dpll_id' drivers/gpu/drm/i915/display/intel_dpll_mgr.h:158: warning: Enum value 'DPLL_ID_TGL_MGPLL6' not described in enum 'intel_dpll_id' drivers/gpu/drm/i915/display/intel_dpll_mgr.h:158: warning: Excess enum value 'DPLL_ID_TGL_TCPLL6' description in 'intel_dpll_id' drivers/gpu/drm/i915/display/intel_dpll_mgr.h:158: warning: Excess enum value 'DPLL_ID_TGL_TCPLL5' description in 'intel_dpll_id' drivers/gpu/drm/i915/display/intel_dpll_mgr.h:342: warning: Function parameter or member 'wakeref' not described in 'intel_shared_dpll' Error: Cannot open file drivers/gpu/drm/i915/i915_gem_batch_pool.c Error: Cannot open file drivers/gpu/drm/i915/i915_gem_batch_pool.c Error: Cannot open file drivers/gpu/drm/i915/i915_gem_batch_pool.c drivers/gpu/drm/i915/i915_drv.h:1129: warning: Incorrect use of kernel-doc format: * The OA context specific information. drivers/gpu/drm/i915/i915_drv.h:1143: warning: Incorrect use of kernel-doc format: * State of the OA buffer. drivers/gpu/drm/i915/i915_drv.h:1154: warning: Incorrect use of kernel-doc format: * Locks reads and writes to all head/tail state drivers/gpu/drm/i915/i915_drv.h:1176: warning: Incorrect use of kernel-doc format: * One 'aging' tail pointer and one 'aged' tail pointer ready to drivers/gpu/drm/i915/i915_drv.h:1188: warning: Incorrect use of kernel-doc format: * Index for the aged tail ready to read() data up to. drivers/gpu/drm/i915/i915_drv.h:1193: warning: Incorrect use of kernel-doc format: * A monotonic timestamp for when the current aging tail pointer drivers/gpu/drm/i915/i915_drv.h:1199: warning: Incorrect use of kernel-doc format: * Although we can always read back the head pointer register, drivers/gpu/drm/i915/i915_drv.h:1207: warning: Function parameter or member 'pinned_ctx' not described in 'i915_perf_stream' drivers/gpu/drm/i915/i915_drv.h:1207: warning: Function parameter or member 'specific_ctx_id' not described in 'i915_perf_stream' drivers/gpu/drm/i915/i915_drv.h:1207: warning: Function parameter or member 'specific_ctx_id_mask' not described in 'i915_perf_stream' drivers/gpu/drm/i915/i915_drv.h:1207: warning: Function parameter or member 'poll_check_timer' not described in 'i915_perf_stream' drivers/gpu/drm/i915/i915_drv.h:1207: warning: Function parameter or member 'poll_wq' not described in 'i915_perf_stream' drivers/gpu/drm/i915/i915_drv.h:1207: warning: Function parameter or member 'pollin' not described in 'i915_perf_stream' drivers/gpu/drm/i915/i915_drv.h:1207: warning: Function parameter or member 'periodic' not described in 'i915_perf_stream' vim +165 drivers/infiniband/core/umem_odp.c f20bef6a951b6e Jason Gunthorpe 2019-08-19 151 f20bef6a951b6e Jason Gunthorpe 2019-08-19 152 /** f20bef6a951b6e Jason Gunthorpe 2019-08-19 153 * ib_umem_odp_alloc_child - Allocate a child ODP umem under an implicit f20bef6a951b6e Jason Gunthorpe 2019-08-19 154 * parent ODP umem f20bef6a951b6e Jason Gunthorpe 2019-08-19 155 * f20bef6a951b6e Jason Gunthorpe 2019-08-19 156 * @root: The parent umem enclosing the child. This must be allocated using f20bef6a951b6e Jason Gunthorpe 2019-08-19 157 * ib_alloc_implicit_odp_umem() f20bef6a951b6e Jason Gunthorpe 2019-08-19 158 * @addr: The starting userspace VA f20bef6a951b6e Jason Gunthorpe 2019-08-19 159 * @size: The length of the userspace VA f20bef6a951b6e Jason Gunthorpe 2019-08-19 160 */ 6bfc250a18a0af Jason Gunthorpe 2019-10-28 161 struct ib_umem_odp * 6bfc250a18a0af Jason Gunthorpe 2019-10-28 162 ib_umem_odp_alloc_child(struct ib_umem_odp *root, unsigned long addr, 6bfc250a18a0af Jason Gunthorpe 2019-10-28 163 size_t size, const struct mmu_range_notifier_ops *ops) 22d79c9a912c9d Jason Gunthorpe 2019-08-19 164 { 22d79c9a912c9d Jason Gunthorpe 2019-08-19 @165 /* 22d79c9a912c9d Jason Gunthorpe 2019-08-19 166 * Caller must ensure that root cannot be freed during the call to 22d79c9a912c9d Jason Gunthorpe 2019-08-19 167 * ib_alloc_odp_umem. 22d79c9a912c9d Jason Gunthorpe 2019-08-19 168 */ 22d79c9a912c9d Jason Gunthorpe 2019-08-19 169 struct ib_umem_odp *odp_data; 22d79c9a912c9d Jason Gunthorpe 2019-08-19 170 struct ib_umem *umem; 22d79c9a912c9d Jason Gunthorpe 2019-08-19 171 int ret; 22d79c9a912c9d Jason Gunthorpe 2019-08-19 172 f20bef6a951b6e Jason Gunthorpe 2019-08-19 173 if (WARN_ON(!root->is_implicit_odp)) f20bef6a951b6e Jason Gunthorpe 2019-08-19 174 return ERR_PTR(-EINVAL); f20bef6a951b6e Jason Gunthorpe 2019-08-19 175 22d79c9a912c9d Jason Gunthorpe 2019-08-19 176 odp_data = kzalloc(sizeof(*odp_data), GFP_KERNEL); 22d79c9a912c9d Jason Gunthorpe 2019-08-19 177 if (!odp_data) 22d79c9a912c9d Jason Gunthorpe 2019-08-19 178 return ERR_PTR(-ENOMEM); 22d79c9a912c9d Jason Gunthorpe 2019-08-19 179 umem = &odp_data->umem; 47f725ee7b5f5c Jason Gunthorpe 2019-08-06 180 umem->ibdev = root->umem.ibdev; 22d79c9a912c9d Jason Gunthorpe 2019-08-19 181 umem->length = size; 22d79c9a912c9d Jason Gunthorpe 2019-08-19 182 umem->address = addr; 22d79c9a912c9d Jason Gunthorpe 2019-08-19 183 umem->writable = root->umem.writable; 22d79c9a912c9d Jason Gunthorpe 2019-08-19 184 umem->owning_mm = root->umem.owning_mm; 22d79c9a912c9d Jason Gunthorpe 2019-08-19 185 odp_data->page_shift = PAGE_SHIFT; 6bfc250a18a0af Jason Gunthorpe 2019-10-28 186 odp_data->notifier.ops = ops; 22d79c9a912c9d Jason Gunthorpe 2019-08-19 187 c571feca2dc972 Jason Gunthorpe 2019-08-06 188 ret = ib_init_umem_odp(odp_data); 22d79c9a912c9d Jason Gunthorpe 2019-08-19 189 if (ret) { d07d1d70ce1ad1 Artemy Kovalyov 2017-01-18 190 kfree(odp_data); d07d1d70ce1ad1 Artemy Kovalyov 2017-01-18 191 return ERR_PTR(ret); d07d1d70ce1ad1 Artemy Kovalyov 2017-01-18 192 } 22d79c9a912c9d Jason Gunthorpe 2019-08-19 193 return odp_data; 22d79c9a912c9d Jason Gunthorpe 2019-08-19 194 } f20bef6a951b6e Jason Gunthorpe 2019-08-19 195 EXPORT_SYMBOL(ib_umem_odp_alloc_child); d07d1d70ce1ad1 Artemy Kovalyov 2017-01-18 196 f20bef6a951b6e Jason Gunthorpe 2019-08-19 197 /** 261dc53f8ee037 Jason Gunthorpe 2019-08-19 198 * ib_umem_odp_get - Create a umem_odp for a userspace va f20bef6a951b6e Jason Gunthorpe 2019-08-19 199 * 261dc53f8ee037 Jason Gunthorpe 2019-08-19 200 * @udata: userspace context to pin memory for 261dc53f8ee037 Jason Gunthorpe 2019-08-19 201 * @addr: userspace virtual address to start at 261dc53f8ee037 Jason Gunthorpe 2019-08-19 202 * @size: length of region to pin 261dc53f8ee037 Jason Gunthorpe 2019-08-19 203 * @access: IB_ACCESS_xxx flags for memory being pinned 261dc53f8ee037 Jason Gunthorpe 2019-08-19 204 * 261dc53f8ee037 Jason Gunthorpe 2019-08-19 205 * The driver should use when the access flags indicate ODP memory. It avoids 261dc53f8ee037 Jason Gunthorpe 2019-08-19 206 * pinning, instead, stores the mm for future page fault handling in 261dc53f8ee037 Jason Gunthorpe 2019-08-19 207 * conjunction with MMU notifiers. f20bef6a951b6e Jason Gunthorpe 2019-08-19 208 */ 261dc53f8ee037 Jason Gunthorpe 2019-08-19 209 struct ib_umem_odp *ib_umem_odp_get(struct ib_udata *udata, unsigned long addr, 6bfc250a18a0af Jason Gunthorpe 2019-10-28 210 size_t size, int access, 6bfc250a18a0af Jason Gunthorpe 2019-10-28 211 const struct mmu_range_notifier_ops *ops) 8ada2c1c0c1d75 Shachar Raindel 2014-12-11 212 { 261dc53f8ee037 Jason Gunthorpe 2019-08-19 @213 struct ib_umem_odp *umem_odp; 261dc53f8ee037 Jason Gunthorpe 2019-08-19 214 struct ib_ucontext *context; 261dc53f8ee037 Jason Gunthorpe 2019-08-19 215 struct mm_struct *mm; 261dc53f8ee037 Jason Gunthorpe 2019-08-19 216 int ret; 261dc53f8ee037 Jason Gunthorpe 2019-08-19 217 261dc53f8ee037 Jason Gunthorpe 2019-08-19 218 if (!udata) 261dc53f8ee037 Jason Gunthorpe 2019-08-19 219 return ERR_PTR(-EIO); 261dc53f8ee037 Jason Gunthorpe 2019-08-19 220 261dc53f8ee037 Jason Gunthorpe 2019-08-19 221 context = container_of(udata, struct uverbs_attr_bundle, driver_udata) 261dc53f8ee037 Jason Gunthorpe 2019-08-19 222 ->context; 261dc53f8ee037 Jason Gunthorpe 2019-08-19 223 if (!context) 261dc53f8ee037 Jason Gunthorpe 2019-08-19 224 return ERR_PTR(-EIO); 261dc53f8ee037 Jason Gunthorpe 2019-08-19 225 6bfc250a18a0af Jason Gunthorpe 2019-10-28 226 if (WARN_ON_ONCE(!(access & IB_ACCESS_ON_DEMAND))) 261dc53f8ee037 Jason Gunthorpe 2019-08-19 227 return ERR_PTR(-EINVAL); 261dc53f8ee037 Jason Gunthorpe 2019-08-19 228 261dc53f8ee037 Jason Gunthorpe 2019-08-19 229 umem_odp = kzalloc(sizeof(struct ib_umem_odp), GFP_KERNEL); 261dc53f8ee037 Jason Gunthorpe 2019-08-19 230 if (!umem_odp) 261dc53f8ee037 Jason Gunthorpe 2019-08-19 231 return ERR_PTR(-ENOMEM); 261dc53f8ee037 Jason Gunthorpe 2019-08-19 232 47f725ee7b5f5c Jason Gunthorpe 2019-08-06 233 umem_odp->umem.ibdev = context->device; 261dc53f8ee037 Jason Gunthorpe 2019-08-19 234 umem_odp->umem.length = size; 261dc53f8ee037 Jason Gunthorpe 2019-08-19 235 umem_odp->umem.address = addr; 261dc53f8ee037 Jason Gunthorpe 2019-08-19 236 umem_odp->umem.writable = ib_access_writable(access); 261dc53f8ee037 Jason Gunthorpe 2019-08-19 237 umem_odp->umem.owning_mm = mm = current->mm; 6bfc250a18a0af Jason Gunthorpe 2019-10-28 238 umem_odp->notifier.ops = ops; 8ada2c1c0c1d75 Shachar Raindel 2014-12-11 239 d2183c6f1958e6 Jason Gunthorpe 2019-05-20 240 umem_odp->page_shift = PAGE_SHIFT; 0008b84ea9afe6 Artemy Kovalyov 2017-04-05 241 if (access & IB_ACCESS_HUGETLB) { 0008b84ea9afe6 Artemy Kovalyov 2017-04-05 242 struct vm_area_struct *vma; 0008b84ea9afe6 Artemy Kovalyov 2017-04-05 243 struct hstate *h; 0008b84ea9afe6 Artemy Kovalyov 2017-04-05 244 79bb5b7ee1776a Leon Romanovsky 2017-05-21 245 down_read(&mm->mmap_sem); d2183c6f1958e6 Jason Gunthorpe 2019-05-20 246 vma = find_vma(mm, ib_umem_start(umem_odp)); 79bb5b7ee1776a Leon Romanovsky 2017-05-21 247 if (!vma || !is_vm_hugetlb_page(vma)) { 79bb5b7ee1776a Leon Romanovsky 2017-05-21 248 up_read(&mm->mmap_sem); 261dc53f8ee037 Jason Gunthorpe 2019-08-19 249 ret = -EINVAL; 261dc53f8ee037 Jason Gunthorpe 2019-08-19 250 goto err_free; 79bb5b7ee1776a Leon Romanovsky 2017-05-21 251 } 0008b84ea9afe6 Artemy Kovalyov 2017-04-05 252 h = hstate_vma(vma); d2183c6f1958e6 Jason Gunthorpe 2019-05-20 253 umem_odp->page_shift = huge_page_shift(h); 79bb5b7ee1776a Leon Romanovsky 2017-05-21 254 up_read(&mm->mmap_sem); 0008b84ea9afe6 Artemy Kovalyov 2017-04-05 255 } 0008b84ea9afe6 Artemy Kovalyov 2017-04-05 256 c571feca2dc972 Jason Gunthorpe 2019-08-06 257 ret = ib_init_umem_odp(umem_odp); 261dc53f8ee037 Jason Gunthorpe 2019-08-19 258 if (ret) 261dc53f8ee037 Jason Gunthorpe 2019-08-19 259 goto err_free; 261dc53f8ee037 Jason Gunthorpe 2019-08-19 260 return umem_odp; 261dc53f8ee037 Jason Gunthorpe 2019-08-19 261 261dc53f8ee037 Jason Gunthorpe 2019-08-19 262 err_free: 261dc53f8ee037 Jason Gunthorpe 2019-08-19 263 kfree(umem_odp); 261dc53f8ee037 Jason Gunthorpe 2019-08-19 264 return ERR_PTR(ret); 8ada2c1c0c1d75 Shachar Raindel 2014-12-11 265 } 261dc53f8ee037 Jason Gunthorpe 2019-08-19 266 EXPORT_SYMBOL(ib_umem_odp_get); 8ada2c1c0c1d75 Shachar Raindel 2014-12-11 267 :::::: The code at line 165 was first introduced by commit :::::: 22d79c9a912c9d56258a0adf8a9c8cbfb6f2fd1a RMDA/odp: Consolidate umem_odp initialization :::::: TO: Jason Gunthorpe <jgg(a)mellanox.com&gt; :::::: CC: Jason Gunthorpe <jgg(a)mellanox.com&gt; --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation