Merge 5.0-rc6 into driver-core-next

  - 'apei_estatus_for_each_section'

  - 'apei_estatus_for_each_section'

  - 'ata_for_each_dev'

  - 'ata_for_each_dev'

  - 'ata_for_each_link'

  - 'ata_for_each_link'

  - '__ata_qc_for_each'

  - 'ata_qc_for_each'

  - 'ata_qc_for_each_raw'

  - 'ata_qc_for_each_with_internal'

  - 'ax25_for_each'

  - 'ax25_for_each'

  - 'ax25_uid_for_each'

  - 'ax25_uid_for_each'

  - 'bio_for_each_integrity_vec'

  - 'bio_for_each_integrity_vec'

  - 'blk_queue_for_each_rl'

  - 'blk_queue_for_each_rl'

  - 'bond_for_each_slave'

  - 'bond_for_each_slave'

  - 'bond_for_each_slave_rcu'

  - 'bond_for_each_slave_rcu'

  - 'bpf_for_each_spilled_reg'

  - 'btree_for_each_safe128'

  - 'btree_for_each_safe128'

  - 'btree_for_each_safe32'

  - 'btree_for_each_safe32'

  - 'btree_for_each_safe64'

  - 'btree_for_each_safe64'

  - 'drm_atomic_crtc_for_each_plane'

  - 'drm_atomic_crtc_for_each_plane'

  - 'drm_atomic_crtc_state_for_each_plane'

  - 'drm_atomic_crtc_state_for_each_plane'

  - 'drm_atomic_crtc_state_for_each_plane_state'

  - 'drm_atomic_crtc_state_for_each_plane_state'

  - 'drm_atomic_for_each_plane_damage'

  - 'drm_connector_for_each_possible_encoder'

  - 'drm_for_each_connector_iter'

  - 'drm_for_each_connector_iter'

  - 'drm_for_each_crtc'

  - 'drm_for_each_crtc'

  - 'drm_for_each_encoder'

  - 'drm_for_each_encoder'

  - 'for_each_bio'

  - 'for_each_bio'

  - 'for_each_board_func_rsrc'

  - 'for_each_board_func_rsrc'

  - 'for_each_bvec'

  - 'for_each_bvec'

  - 'for_each_card_components'

  - 'for_each_card_links'

  - 'for_each_card_links_safe'

  - 'for_each_card_prelinks'

  - 'for_each_card_rtds'

  - 'for_each_card_rtds_safe'

  - 'for_each_cgroup_storage_type'

  - 'for_each_child_of_node'

  - 'for_each_child_of_node'

  - 'for_each_clear_bit'

  - 'for_each_clear_bit'

  - 'for_each_clear_bit_from'

  - 'for_each_clear_bit_from'

  - 'for_each_cmsghdr'

  - 'for_each_cmsghdr'

  - 'for_each_compatible_node'

  - 'for_each_compatible_node'

  - 'for_each_component_dais'

  - 'for_each_component_dais_safe'

  - 'for_each_comp_order'

  - 'for_each_console'

  - 'for_each_console'

  - 'for_each_cpu'

  - 'for_each_cpu'

  - 'for_each_cpu_and'

  - 'for_each_cpu_and'

  - 'for_each_cpu_wrap'

  - 'for_each_cpu_wrap'

  - 'for_each_dev_addr'

  - 'for_each_dev_addr'

  - 'for_each_dma_cap_mask'

  - 'for_each_dma_cap_mask'

  - 'for_each_dpcm_be'

  - 'for_each_dpcm_be_rollback'

  - 'for_each_dpcm_be_safe'

  - 'for_each_dpcm_fe'

  - 'for_each_drhd_unit'

  - 'for_each_drhd_unit'

  - 'for_each_dss_dev'

  - 'for_each_dss_dev'

  - 'for_each_efi_memory_desc'

  - 'for_each_efi_memory_desc'

  - 'for_each_iommu'

  - 'for_each_iommu'

  - 'for_each_ip_tunnel_rcu'

  - 'for_each_ip_tunnel_rcu'

  - 'for_each_irq_nr'

  - 'for_each_irq_nr'

  - 'for_each_link_codecs'

  - 'for_each_lru'

  - 'for_each_lru'

  - 'for_each_matching_node'

  - 'for_each_matching_node'

  - 'for_each_matching_node_and_match'

  - 'for_each_matching_node_and_match'

  - 'for_each_mem_range_rev'

  - 'for_each_mem_range_rev'

  - 'for_each_migratetype_order'

  - 'for_each_migratetype_order'

  - 'for_each_msi_entry'

  - 'for_each_msi_entry'

  - 'for_each_msi_entry_safe'

  - 'for_each_net'

  - 'for_each_net'

  - 'for_each_netdev'

  - 'for_each_netdev'

  - 'for_each_netdev_continue'

  - 'for_each_netdev_continue'

  - 'for_each_node_with_property'

  - 'for_each_node_with_property'

  - 'for_each_of_allnodes'

  - 'for_each_of_allnodes'

  - 'for_each_of_allnodes_from'

  - 'for_each_of_allnodes_from'

  - 'for_each_of_cpu_node'

  - 'for_each_of_pci_range'

  - 'for_each_of_pci_range'

  - 'for_each_old_connector_in_state'

  - 'for_each_old_connector_in_state'

  - 'for_each_old_crtc_in_state'

  - 'for_each_old_crtc_in_state'

  - 'for_each_oldnew_connector_in_state'

  - 'for_each_oldnew_connector_in_state'

  - 'for_each_oldnew_crtc_in_state'

  - 'for_each_oldnew_crtc_in_state'

  - 'for_each_oldnew_plane_in_state'

  - 'for_each_oldnew_plane_in_state'

  - 'for_each_oldnew_plane_in_state_reverse'

  - 'for_each_oldnew_private_obj_in_state'

  - 'for_each_oldnew_private_obj_in_state'

  - 'for_each_old_plane_in_state'

  - 'for_each_old_plane_in_state'

  - 'for_each_old_private_obj_in_state'

  - 'for_each_old_private_obj_in_state'

  - 'for_each_process'

  - 'for_each_process'

  - 'for_each_process_thread'

  - 'for_each_process_thread'

  - 'for_each_property_of_node'

  - 'for_each_property_of_node'

  - 'for_each_registered_fb'

  - 'for_each_reserved_mem_region'

  - 'for_each_reserved_mem_region'

  - 'for_each_resv_unavail_range'

  - 'for_each_rtd_codec_dai'

  - 'for_each_rtd_codec_dai_rollback'

  - 'for_each_rtdcom'

  - 'for_each_rtdcom'

  - 'for_each_rtdcom_safe'

  - 'for_each_rtdcom_safe'

  - 'for_each_set_bit'

  - 'for_each_set_bit'

  - 'for_each_set_bit_from'

  - 'for_each_set_bit_from'

  - 'for_each_sg'

  - 'for_each_sg'

  - 'for_each_sg_page'

  - 'for_each_sg_page'

  - 'for_each_sibling_event'

  - '__for_each_thread'

  - '__for_each_thread'

  - 'for_each_thread'

  - 'for_each_thread'

  - 'for_each_zone'

  - 'for_each_zone'

  - 'hlist_nulls_for_each_entry_from'

  - 'hlist_nulls_for_each_entry_from'

  - 'hlist_nulls_for_each_entry_rcu'

  - 'hlist_nulls_for_each_entry_rcu'

  - 'hlist_nulls_for_each_entry_safe'

  - 'hlist_nulls_for_each_entry_safe'

  - 'i3c_bus_for_each_i2cdev'

  - 'i3c_bus_for_each_i3cdev'

  - 'ide_host_for_each_port'

  - 'ide_host_for_each_port'

  - 'ide_port_for_each_dev'

  - 'ide_port_for_each_dev'

  - 'ide_port_for_each_present_dev'

  - 'ide_port_for_each_present_dev'

  - 'kvm_for_each_memslot'

  - 'kvm_for_each_memslot'

  - 'kvm_for_each_vcpu'

  - 'kvm_for_each_vcpu'

  - 'list_for_each'

  - 'list_for_each'

  - 'list_for_each_codec'

  - 'list_for_each_codec_safe'

  - 'list_for_each_entry'

  - 'list_for_each_entry'

  - 'list_for_each_entry_continue'

  - 'list_for_each_entry_continue'

  - 'list_for_each_entry_continue_rcu'

  - 'list_for_each_entry_continue_rcu'

  - 'list_for_each_entry_continue_reverse'

  - 'list_for_each_entry_continue_reverse'

  - 'list_for_each_entry_from'

  - 'list_for_each_entry_from'

  - 'list_for_each_entry_from_rcu'

  - 'list_for_each_entry_from_reverse'

  - 'list_for_each_entry_from_reverse'

  - 'list_for_each_entry_lockless'

  - 'list_for_each_entry_lockless'

  - 'list_for_each_entry_rcu'

  - 'list_for_each_entry_rcu'

  - 'media_device_for_each_intf'

  - 'media_device_for_each_intf'

  - 'media_device_for_each_link'

  - 'media_device_for_each_link'

  - 'media_device_for_each_pad'

  - 'media_device_for_each_pad'

  - 'nanddev_io_for_each_page'

  - 'netdev_for_each_lower_dev'

  - 'netdev_for_each_lower_dev'

  - 'netdev_for_each_lower_private'

  - 'netdev_for_each_lower_private'

  - 'netdev_for_each_lower_private_rcu'

  - 'netdev_for_each_lower_private_rcu'

  - 'sk_nulls_for_each'

  - 'sk_nulls_for_each'

  - 'sk_nulls_for_each_from'

  - 'sk_nulls_for_each_from'

  - 'sk_nulls_for_each_rcu'

  - 'sk_nulls_for_each_rcu'

  - 'snd_array_for_each'

  - 'snd_pcm_group_for_each_entry'

  - 'snd_pcm_group_for_each_entry'

  - 'snd_soc_dapm_widget_for_each_path'

  - 'snd_soc_dapm_widget_for_each_path'

  - 'snd_soc_dapm_widget_for_each_path_safe'

  - 'snd_soc_dapm_widget_for_each_path_safe'

  - 'snd_soc_dapm_widget_for_each_sink_path'

  - 'snd_soc_dapm_widget_for_each_sink_path'

  - 'snd_soc_dapm_widget_for_each_source_path'

  - 'snd_soc_dapm_widget_for_each_source_path'

  - 'tb_property_for_each'

  - 'tb_property_for_each'

  - 'tcf_exts_for_each_action'

  - 'udp_portaddr_for_each_entry'

  - 'udp_portaddr_for_each_entry'

  - 'udp_portaddr_for_each_entry_rcu'

  - 'udp_portaddr_for_each_entry_rcu'

  - 'usb_hub_for_each_child'

  - 'usb_hub_for_each_child'

  - 'v4l2_m2m_for_each_dst_buf_safe'

  - 'v4l2_m2m_for_each_dst_buf_safe'

  - 'v4l2_m2m_for_each_src_buf'

  - 'v4l2_m2m_for_each_src_buf'

  - 'v4l2_m2m_for_each_src_buf_safe'

  - 'v4l2_m2m_for_each_src_buf_safe'

  - 'virtio_device_for_each_vq'

  - 'xa_for_each'

  - 'xas_for_each'

  - 'xas_for_each_conflict'

  - 'xas_for_each_marked'

  - 'zorro_for_each_dev'

  - 'zorro_for_each_dev'

#IncludeBlocks: Preserve # Unknown to clang-format-5.0

#IncludeBlocks: Preserve # Unknown to clang-format-5.0

							cpld3_version

							cpld3_version

Date:		November 2018

Date:		November 2018

KernelVersion:	4.21

KernelVersion:	5.0

Contact:	Vadim Pasternak <vadimpmellanox.com>

Contact:	Vadim Pasternak <vadimpmellanox.com>

Description:	These files show with which CPLD versions have been burned

Description:	These files show with which CPLD versions have been burned

		on LED board.

		on LED board.

							jtag_enable

							jtag_enable

Date:		November 2018

Date:		November 2018

KernelVersion:	4.21

KernelVersion:	5.0

Contact:	Vadim Pasternak <vadimpmellanox.com>

Contact:	Vadim Pasternak <vadimpmellanox.com>

Description:	These files enable and disable the access to the JTAG domain.

Description:	These files enable and disable the access to the JTAG domain.

		By default access to the JTAG domain is disabled.

		By default access to the JTAG domain is disabled.

						reset_voltmon_upgrade_fail

						reset_voltmon_upgrade_fail

Date:		November 2018

Date:		November 2018

KernelVersion:	4.21

KernelVersion:	5.0

Contact:	Vadim Pasternak <vadimpmellanox.com>

Contact:	Vadim Pasternak <vadimpmellanox.com>

Description:	These files show the system reset cause, as following: ComEx

Description:	These files show the system reset cause, as following: ComEx

		power fail, reset from ComEx, system platform reset, reset

		power fail, reset from ComEx, system platform reset, reset

			By default, super page will be supported if Intel IOMMU

			By default, super page will be supported if Intel IOMMU

			has the capability. With this option, super page will

			has the capability. With this option, super page will

			not be supported.

			not be supported.

		sm_off [Default Off]

		sm_on [Default Off]

			By default, scalable mode will be supported if the

			By default, scalable mode will be disabled even if the

			hardware advertises that it has support for the scalable

			hardware advertises that it has support for the scalable

			mode translation. With this option set, scalable mode

			mode translation. With this option set, scalable mode

			will not be used even on hardware which claims to support

			will be used on hardware which claims to support it.

			it.

		tboot_noforce [Default Off]

		tboot_noforce [Default Off]

			Do not force the Intel IOMMU enabled under tboot.

			Do not force the Intel IOMMU enabled under tboot.

			By default, tboot will force Intel IOMMU on, which

			By default, tboot will force Intel IOMMU on, which

------------------------------

------------------------------

A: YES. BPF instructions, arguments to BPF programs, set of helper

A: YES. BPF instructions, arguments to BPF programs, set of helper

functions and their arguments, recognized return codes are all part

functions and their arguments, recognized return codes are all part

of ABI. However when tracing programs are using bpf_probe_read() helper

of ABI. However there is one specific exception to tracing programs

to walk kernel internal datastructures and compile with kernel

which are using helpers like bpf_probe_read() to walk kernel internal

internal headers these accesses can and will break with newer

data structures and compile with kernel internal headers. Both of these

kernels. The union bpf_attr -> kern_version is checked at load time

kernel internals are subject to change and can break with newer kernels

to prevent accidentally loading kprobe-based bpf programs written

such that the program needs to be adapted accordingly.

for a different kernel. Networking programs don't do kern_version check.

Q: How much stack space a BPF program uses?

Q: How much stack space a BPF program uses?

-------------------------------------------

-------------------------------------------

Sometimes you need to ensure that a subsequent call to :c:func:`xa_store`

Sometimes you need to ensure that a subsequent call to :c:func:`xa_store`

will not need to allocate memory.  The :c:func:`xa_reserve` function

will not need to allocate memory.  The :c:func:`xa_reserve` function

will store a reserved entry at the indicated index.  Users of the normal

will store a reserved entry at the indicated index.  Users of the

API will see this entry as containing ``NULL``.  If you do not need to

normal API will see this entry as containing ``NULL``.  If you do

use the reserved entry, you can call :c:func:`xa_release` to remove the

not need to use the reserved entry, you can call :c:func:`xa_release`

unused entry.  If another user has stored to the entry in the meantime,

to remove the unused entry.  If another user has stored to the entry

:c:func:`xa_release` will do nothing; if instead you want the entry to

in the meantime, :c:func:`xa_release` will do nothing; if instead you

become ``NULL``, you should use :c:func:`xa_erase`.

want the entry to become ``NULL``, you should use :c:func:`xa_erase`.

Using :c:func:`xa_insert` on a reserved entry will fail.

If all entries in the array are ``NULL``, the :c:func:`xa_empty` function

If all entries in the array are ``NULL``, the :c:func:`xa_empty` function

will return ``true``.

will return ``true``.

 * :c:func:`xa_store_bh`

 * :c:func:`xa_store_bh`

 * :c:func:`xa_store_irq`

 * :c:func:`xa_store_irq`

 * :c:func:`xa_insert`

 * :c:func:`xa_insert`

 * :c:func:`xa_insert_bh`

 * :c:func:`xa_insert_irq`

 * :c:func:`xa_erase`

 * :c:func:`xa_erase`

 * :c:func:`xa_erase_bh`

 * :c:func:`xa_erase_bh`

 * :c:func:`xa_erase_irq`

 * :c:func:`xa_erase_irq`