include/linux/compiler*.h changes:
- A fix for OPTIMIZER_HIDE_VAR
From Michael S. Tsirkin
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mergetag object 99e309b6ed
type commit
tag clang-format-for-linus-v5.0-rc3
tagger Miguel Ojeda <miguel.ojeda.sandonis@gmail.com> 1547999145 +0100
clang-format changes:
- Update of the for_each macro list
From Jason Gunthorpe
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Merge tags 'compiler-attributes-for-linus-v5.0-rc3' and 'clang-format-for-linus-v5.0-rc3' of git://github.com/ojeda/linux
Pull misc clang fixes from Miguel Ojeda:
- A fix for OPTIMIZER_HIDE_VAR from Michael S Tsirkin
- Update clang-format with the latest for_each macro list from Jason
Gunthorpe
* tag 'compiler-attributes-for-linus-v5.0-rc3' of git://github.com/ojeda/linux:
include/linux/compiler*.h: fix OPTIMIZER_HIDE_VAR
* tag 'clang-format-for-linus-v5.0-rc3' of git://github.com/ojeda/linux:
clang-format: Update .clang-format with the latest for_each macro list
This commit is contained in:
Linus Torvalds
commit
315a6d850a
@ -72,6 +72,10 @@ ForEachMacros:
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- 'apei_estatus_for_each_section'
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- 'ata_for_each_dev'
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- 'ata_for_each_link'
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- '__ata_qc_for_each'
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- 'ata_qc_for_each'
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- 'ata_qc_for_each_raw'
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- 'ata_qc_for_each_with_internal'
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- 'ax25_for_each'
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- 'ax25_uid_for_each'
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- 'bio_for_each_integrity_vec'
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@ -85,6 +89,7 @@ ForEachMacros:
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- 'blk_queue_for_each_rl'
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- 'bond_for_each_slave'
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- 'bond_for_each_slave_rcu'
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- 'bpf_for_each_spilled_reg'
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- 'btree_for_each_safe128'
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- 'btree_for_each_safe32'
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- 'btree_for_each_safe64'
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@ -103,6 +108,8 @@ ForEachMacros:
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- 'drm_atomic_crtc_for_each_plane'
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- 'drm_atomic_crtc_state_for_each_plane'
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- 'drm_atomic_crtc_state_for_each_plane_state'
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- 'drm_atomic_for_each_plane_damage'
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- 'drm_connector_for_each_possible_encoder'
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- 'drm_for_each_connector_iter'
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- 'drm_for_each_crtc'
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- 'drm_for_each_encoder'
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@ -121,11 +128,21 @@ ForEachMacros:
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- 'for_each_bio'
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- 'for_each_board_func_rsrc'
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- 'for_each_bvec'
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- 'for_each_card_components'
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- 'for_each_card_links'
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- 'for_each_card_links_safe'
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- 'for_each_card_prelinks'
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- 'for_each_card_rtds'
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- 'for_each_card_rtds_safe'
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- 'for_each_cgroup_storage_type'
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- 'for_each_child_of_node'
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- 'for_each_clear_bit'
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- 'for_each_clear_bit_from'
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- 'for_each_cmsghdr'
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- 'for_each_compatible_node'
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- 'for_each_component_dais'
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- 'for_each_component_dais_safe'
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- 'for_each_comp_order'
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- 'for_each_console'
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- 'for_each_cpu'
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- 'for_each_cpu_and'
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@ -133,6 +150,10 @@ ForEachMacros:
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- 'for_each_cpu_wrap'
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- 'for_each_dev_addr'
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- 'for_each_dma_cap_mask'
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- 'for_each_dpcm_be'
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- 'for_each_dpcm_be_rollback'
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- 'for_each_dpcm_be_safe'
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- 'for_each_dpcm_fe'
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- 'for_each_drhd_unit'
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- 'for_each_dss_dev'
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- 'for_each_efi_memory_desc'
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@ -149,6 +170,7 @@ ForEachMacros:
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- 'for_each_iommu'
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- 'for_each_ip_tunnel_rcu'
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- 'for_each_irq_nr'
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- 'for_each_link_codecs'
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- 'for_each_lru'
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- 'for_each_matching_node'
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- 'for_each_matching_node_and_match'
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@ -160,6 +182,7 @@ ForEachMacros:
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- 'for_each_mem_range_rev'
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- 'for_each_migratetype_order'
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- 'for_each_msi_entry'
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- 'for_each_msi_entry_safe'
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- 'for_each_net'
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- 'for_each_netdev'
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- 'for_each_netdev_continue'
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@ -183,12 +206,14 @@ ForEachMacros:
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- 'for_each_node_with_property'
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- 'for_each_of_allnodes'
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- 'for_each_of_allnodes_from'
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- 'for_each_of_cpu_node'
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- 'for_each_of_pci_range'
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- 'for_each_old_connector_in_state'
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- 'for_each_old_crtc_in_state'
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- 'for_each_oldnew_connector_in_state'
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- 'for_each_oldnew_crtc_in_state'
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- 'for_each_oldnew_plane_in_state'
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- 'for_each_oldnew_plane_in_state_reverse'
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- 'for_each_oldnew_private_obj_in_state'
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- 'for_each_old_plane_in_state'
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- 'for_each_old_private_obj_in_state'
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@ -206,14 +231,17 @@ ForEachMacros:
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- 'for_each_process'
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- 'for_each_process_thread'
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- 'for_each_property_of_node'
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- 'for_each_registered_fb'
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- 'for_each_reserved_mem_region'
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- 'for_each_resv_unavail_range'
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- 'for_each_rtd_codec_dai'
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- 'for_each_rtd_codec_dai_rollback'
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- 'for_each_rtdcom'
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- 'for_each_rtdcom_safe'
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- 'for_each_set_bit'
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- 'for_each_set_bit_from'
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- 'for_each_sg'
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- 'for_each_sg_page'
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- 'for_each_sibling_event'
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- '__for_each_thread'
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- 'for_each_thread'
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- 'for_each_zone'
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@ -251,6 +279,8 @@ ForEachMacros:
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- 'hlist_nulls_for_each_entry_from'
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- 'hlist_nulls_for_each_entry_rcu'
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- 'hlist_nulls_for_each_entry_safe'
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- 'i3c_bus_for_each_i2cdev'
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- 'i3c_bus_for_each_i3cdev'
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- 'ide_host_for_each_port'
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- 'ide_port_for_each_dev'
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- 'ide_port_for_each_present_dev'
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@ -267,11 +297,14 @@ ForEachMacros:
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- 'kvm_for_each_memslot'
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- 'kvm_for_each_vcpu'
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- 'list_for_each'
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- 'list_for_each_codec'
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- 'list_for_each_codec_safe'
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- 'list_for_each_entry'
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- 'list_for_each_entry_continue'
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- 'list_for_each_entry_continue_rcu'
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- 'list_for_each_entry_continue_reverse'
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- 'list_for_each_entry_from'
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- 'list_for_each_entry_from_rcu'
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- 'list_for_each_entry_from_reverse'
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- 'list_for_each_entry_lockless'
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- 'list_for_each_entry_rcu'
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@ -291,6 +324,7 @@ ForEachMacros:
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- 'media_device_for_each_intf'
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- 'media_device_for_each_link'
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- 'media_device_for_each_pad'
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- 'nanddev_io_for_each_page'
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- 'netdev_for_each_lower_dev'
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- 'netdev_for_each_lower_private'
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- 'netdev_for_each_lower_private_rcu'
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@ -357,12 +391,14 @@ ForEachMacros:
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- 'sk_nulls_for_each'
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- 'sk_nulls_for_each_from'
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- 'sk_nulls_for_each_rcu'
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- 'snd_array_for_each'
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- 'snd_pcm_group_for_each_entry'
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- 'snd_soc_dapm_widget_for_each_path'
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- 'snd_soc_dapm_widget_for_each_path_safe'
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- 'snd_soc_dapm_widget_for_each_sink_path'
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- 'snd_soc_dapm_widget_for_each_source_path'
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- 'tb_property_for_each'
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- 'tcf_exts_for_each_action'
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- 'udp_portaddr_for_each_entry'
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- 'udp_portaddr_for_each_entry_rcu'
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- 'usb_hub_for_each_child'
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@ -371,6 +407,11 @@ ForEachMacros:
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- 'v4l2_m2m_for_each_dst_buf_safe'
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- 'v4l2_m2m_for_each_src_buf'
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- 'v4l2_m2m_for_each_src_buf_safe'
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- 'virtio_device_for_each_vq'
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- 'xa_for_each'
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- 'xas_for_each'
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- 'xas_for_each_conflict'
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- 'xas_for_each_marked'
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- 'zorro_for_each_dev'
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#IncludeBlocks: Preserve # Unknown to clang-format-5.0
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@ -3,9 +3,8 @@
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#error "Please don't include <linux/compiler-clang.h> directly, include <linux/compiler.h> instead."
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#endif
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/* Some compiler specific definitions are overwritten here
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* for Clang compiler
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*/
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/* Compiler specific definitions for Clang compiler */
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#define uninitialized_var(x) x = *(&(x))
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/* same as gcc, this was present in clang-2.6 so we can assume it works
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@ -58,10 +58,6 @@
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(typeof(ptr)) (__ptr + (off)); \
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})
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/* Make the optimizer believe the variable can be manipulated arbitrarily. */
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#define OPTIMIZER_HIDE_VAR(var) \
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__asm__ ("" : "=r" (var) : "0" (var))
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/*
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* A trick to suppress uninitialized variable warning without generating any
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* code
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@ -5,9 +5,7 @@
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#ifdef __ECC
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/* Some compiler specific definitions are overwritten here
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* for Intel ECC compiler
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*/
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/* Compiler specific definitions for Intel ECC compiler */
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#include <asm/intrinsics.h>
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@ -161,7 +161,9 @@ void ftrace_likely_update(struct ftrace_likely_data *f, int val,
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#endif
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#ifndef OPTIMIZER_HIDE_VAR
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#define OPTIMIZER_HIDE_VAR(var) barrier()
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/* Make the optimizer believe the variable can be manipulated arbitrarily. */
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#define OPTIMIZER_HIDE_VAR(var) \
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__asm__ ("" : "=r" (var) : "0" (var))
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#endif
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/* Not-quite-unique ID. */
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