diff options
Diffstat (limited to 'include/linux')
47 files changed, 101 insertions, 113 deletions
diff --git a/include/linux/backing-dev-defs.h b/include/linux/backing-dev-defs.h index 4fc87dee005a..ee577a83cfe6 100644 --- a/include/linux/backing-dev-defs.h +++ b/include/linux/backing-dev-defs.h @@ -54,7 +54,6 @@ enum wb_reason { WB_REASON_SYNC, WB_REASON_PERIODIC, WB_REASON_LAPTOP_TIMER, - WB_REASON_FREE_MORE_MEM, WB_REASON_FS_FREE_SPACE, /* * There is no bdi forker thread any more and works are done diff --git a/include/linux/bio.h b/include/linux/bio.h index c1c0f9ea4e63..a0ee494a6329 100644 --- a/include/linux/bio.h +++ b/include/linux/bio.h @@ -319,7 +319,7 @@ struct bio_integrity_payload { struct work_struct bip_work; /* I/O completion */ struct bio_vec *bip_vec; - struct bio_vec bip_inline_vecs[0];/* embedded bvec array */ + struct bio_vec bip_inline_vecs[];/* embedded bvec array */ }; #if defined(CONFIG_BLK_DEV_INTEGRITY) diff --git a/include/linux/blk-mq.h b/include/linux/blk-mq.h index f389d7c724bd..b45148ba3291 100644 --- a/include/linux/blk-mq.h +++ b/include/linux/blk-mq.h @@ -173,7 +173,7 @@ struct blk_mq_hw_ctx { * blocking (BLK_MQ_F_BLOCKING). Must be the last member - see also * blk_mq_hw_ctx_size(). */ - struct srcu_struct srcu[0]; + struct srcu_struct srcu[]; }; /** diff --git a/include/linux/blk_types.h b/include/linux/blk_types.h index 70254ae11769..31eb92876be7 100644 --- a/include/linux/blk_types.h +++ b/include/linux/blk_types.h @@ -198,7 +198,7 @@ struct bio { * double allocations for a small number of bio_vecs. This member * MUST obviously be kept at the very end of the bio. */ - struct bio_vec bi_inline_vecs[0]; + struct bio_vec bi_inline_vecs[]; }; #define BIO_RESET_BYTES offsetof(struct bio, bi_max_vecs) diff --git a/include/linux/buffer_head.h b/include/linux/buffer_head.h index e0b020eaf32e..15b765a181b8 100644 --- a/include/linux/buffer_head.h +++ b/include/linux/buffer_head.h @@ -189,6 +189,8 @@ struct buffer_head *__getblk_gfp(struct block_device *bdev, sector_t block, void __brelse(struct buffer_head *); void __bforget(struct buffer_head *); void __breadahead(struct block_device *, sector_t block, unsigned int size); +void __breadahead_gfp(struct block_device *, sector_t block, unsigned int size, + gfp_t gfp); struct buffer_head *__bread_gfp(struct block_device *, sector_t block, unsigned size, gfp_t gfp); void invalidate_bh_lrus(void); @@ -319,6 +321,12 @@ sb_breadahead(struct super_block *sb, sector_t block) __breadahead(sb->s_bdev, block, sb->s_blocksize); } +static inline void +sb_breadahead_unmovable(struct super_block *sb, sector_t block) +{ + __breadahead_gfp(sb->s_bdev, block, sb->s_blocksize, 0); +} + static inline struct buffer_head * sb_getblk(struct super_block *sb, sector_t block) { diff --git a/include/linux/can/dev/peak_canfd.h b/include/linux/can/dev/peak_canfd.h index 511a37302fea..5fd627e9da19 100644 --- a/include/linux/can/dev/peak_canfd.h +++ b/include/linux/can/dev/peak_canfd.h @@ -189,7 +189,7 @@ struct __packed pucan_rx_msg { u8 client; __le16 flags; __le32 can_id; - u8 d[0]; + u8 d[]; }; /* uCAN error types */ @@ -266,7 +266,7 @@ struct __packed pucan_tx_msg { u8 client; __le16 flags; __le32 can_id; - u8 d[0]; + u8 d[]; }; /* build the cmd opcode_channel field with respect to the correct endianness */ diff --git a/include/linux/cpu_rmap.h b/include/linux/cpu_rmap.h index 02edeafcb2bf..be8aea04d023 100644 --- a/include/linux/cpu_rmap.h +++ b/include/linux/cpu_rmap.h @@ -28,7 +28,7 @@ struct cpu_rmap { struct { u16 index; u16 dist; - } near[0]; + } near[]; }; #define CPU_RMAP_DIST_INF 0xffff diff --git a/include/linux/debugfs.h b/include/linux/debugfs.h index a274d95fa66e..63cb3606dea7 100644 --- a/include/linux/debugfs.h +++ b/include/linux/debugfs.h @@ -103,8 +103,8 @@ void debugfs_create_u8(const char *name, umode_t mode, struct dentry *parent, u8 *value); void debugfs_create_u16(const char *name, umode_t mode, struct dentry *parent, u16 *value); -struct dentry *debugfs_create_u32(const char *name, umode_t mode, - struct dentry *parent, u32 *value); +void debugfs_create_u32(const char *name, umode_t mode, struct dentry *parent, + u32 *value); void debugfs_create_u64(const char *name, umode_t mode, struct dentry *parent, u64 *value); struct dentry *debugfs_create_ulong(const char *name, umode_t mode, @@ -250,12 +250,8 @@ static inline void debugfs_create_u8(const char *name, umode_t mode, static inline void debugfs_create_u16(const char *name, umode_t mode, struct dentry *parent, u16 *value) { } -static inline struct dentry *debugfs_create_u32(const char *name, umode_t mode, - struct dentry *parent, - u32 *value) -{ - return ERR_PTR(-ENODEV); -} +static inline void debugfs_create_u32(const char *name, umode_t mode, + struct dentry *parent, u32 *value) { } static inline void debugfs_create_u64(const char *name, umode_t mode, struct dentry *parent, u64 *value) { } diff --git a/include/linux/digsig.h b/include/linux/digsig.h index 594fc66a395a..2ace69e41088 100644 --- a/include/linux/digsig.h +++ b/include/linux/digsig.h @@ -29,7 +29,7 @@ struct pubkey_hdr { uint32_t timestamp; /* key made, always 0 for now */ uint8_t algo; uint8_t nmpi; - char mpi[0]; + char mpi[]; } __packed; struct signature_hdr { @@ -39,7 +39,7 @@ struct signature_hdr { uint8_t hash; uint8_t keyid[8]; uint8_t nmpi; - char mpi[0]; + char mpi[]; } __packed; #if defined(CONFIG_SIGNATURE) || defined(CONFIG_SIGNATURE_MODULE) diff --git a/include/linux/dirent.h b/include/linux/dirent.h index fc61f3cff72f..99002220cd45 100644 --- a/include/linux/dirent.h +++ b/include/linux/dirent.h @@ -7,7 +7,7 @@ struct linux_dirent64 { s64 d_off; unsigned short d_reclen; unsigned char d_type; - char d_name[0]; + char d_name[]; }; #endif diff --git a/include/linux/dma-buf.h b/include/linux/dma-buf.h index 1ade486fc2bb..57bcef6f988a 100644 --- a/include/linux/dma-buf.h +++ b/include/linux/dma-buf.h @@ -329,13 +329,12 @@ struct dma_buf { /** * struct dma_buf_attach_ops - importer operations for an attachment - * @move_notify: [optional] notification that the DMA-buf is moving * * Attachment operations implemented by the importer. */ struct dma_buf_attach_ops { /** - * @move_notify + * @move_notify: [optional] notification that the DMA-buf is moving * * If this callback is provided the framework can avoid pinning the * backing store while mappings exists. diff --git a/include/linux/dmaengine.h b/include/linux/dmaengine.h index 21065c04c4ac..e1c03339918f 100644 --- a/include/linux/dmaengine.h +++ b/include/linux/dmaengine.h @@ -83,9 +83,9 @@ enum dma_transfer_direction { /** * Interleaved Transfer Request * ---------------------------- - * A chunk is collection of contiguous bytes to be transfered. + * A chunk is collection of contiguous bytes to be transferred. * The gap(in bytes) between two chunks is called inter-chunk-gap(ICG). - * ICGs may or maynot change between chunks. + * ICGs may or may not change between chunks. * A FRAME is the smallest series of contiguous {chunk,icg} pairs, * that when repeated an integral number of times, specifies the transfer. * A transfer template is specification of a Frame, the number of times @@ -341,13 +341,11 @@ struct dma_chan { * @chan: driver channel device * @device: sysfs device * @dev_id: parent dma_device dev_id - * @idr_ref: reference count to gate release of dma_device dev_id */ struct dma_chan_dev { struct dma_chan *chan; struct device device; int dev_id; - atomic_t *idr_ref; }; /** @@ -835,6 +833,8 @@ struct dma_device { int dev_id; struct device *dev; struct module *owner; + struct ida chan_ida; + struct mutex chan_mutex; /* to protect chan_ida */ u32 src_addr_widths; u32 dst_addr_widths; @@ -1069,7 +1069,7 @@ static inline int dmaengine_terminate_all(struct dma_chan *chan) * dmaengine_synchronize() needs to be called before it is safe to free * any memory that is accessed by previously submitted descriptors or before * freeing any resources accessed from within the completion callback of any - * perviously submitted descriptors. + * previously submitted descriptors. * * This function can be called from atomic context as well as from within a * complete callback of a descriptor submitted on the same channel. @@ -1091,7 +1091,7 @@ static inline int dmaengine_terminate_async(struct dma_chan *chan) * * Synchronizes to the DMA channel termination to the current context. When this * function returns it is guaranteed that all transfers for previously issued - * descriptors have stopped and and it is safe to free the memory assoicated + * descriptors have stopped and it is safe to free the memory associated * with them. Furthermore it is guaranteed that all complete callback functions * for a previously submitted descriptor have finished running and it is safe to * free resources accessed from within the complete callbacks. diff --git a/include/linux/enclosure.h b/include/linux/enclosure.h index 564e96f625ff..1c630e2c2756 100644 --- a/include/linux/enclosure.h +++ b/include/linux/enclosure.h @@ -101,7 +101,7 @@ struct enclosure_device { struct device edev; struct enclosure_component_callbacks *cb; int components; - struct enclosure_component component[0]; + struct enclosure_component component[]; }; static inline struct enclosure_device * diff --git a/include/linux/energy_model.h b/include/linux/energy_model.h index d249b88a4d5a..ade6486a3382 100644 --- a/include/linux/energy_model.h +++ b/include/linux/energy_model.h @@ -36,7 +36,7 @@ struct em_cap_state { struct em_perf_domain { struct em_cap_state *table; int nr_cap_states; - unsigned long cpus[0]; + unsigned long cpus[]; }; #ifdef CONFIG_ENERGY_MODEL diff --git a/include/linux/ethtool.h b/include/linux/ethtool.h index c1d379bf6ee1..a23b26eab479 100644 --- a/include/linux/ethtool.h +++ b/include/linux/ethtool.h @@ -35,7 +35,7 @@ struct compat_ethtool_rxnfc { compat_u64 data; struct compat_ethtool_rx_flow_spec fs; u32 rule_cnt; - u32 rule_locs[0]; + u32 rule_locs[]; }; #endif /* CONFIG_COMPAT */ @@ -462,7 +462,7 @@ int ethtool_check_ops(const struct ethtool_ops *ops); struct ethtool_rx_flow_rule { struct flow_rule *rule; - unsigned long priv[0]; + unsigned long priv[]; }; struct ethtool_rx_flow_spec_input { diff --git a/include/linux/genalloc.h b/include/linux/genalloc.h index 5b14a0f38124..0bd581003cd5 100644 --- a/include/linux/genalloc.h +++ b/include/linux/genalloc.h @@ -76,7 +76,7 @@ struct gen_pool_chunk { void *owner; /* private data to retrieve at alloc time */ unsigned long start_addr; /* start address of memory chunk */ unsigned long end_addr; /* end address of memory chunk (inclusive) */ - unsigned long bits[0]; /* bitmap for allocating memory chunk */ + unsigned long bits[]; /* bitmap for allocating memory chunk */ }; /* diff --git a/include/linux/i2c-mux.h b/include/linux/i2c-mux.h index c5a977320f82..98ef73b7c8fd 100644 --- a/include/linux/i2c-mux.h +++ b/include/linux/i2c-mux.h @@ -29,7 +29,7 @@ struct i2c_mux_core { int num_adapters; int max_adapters; - struct i2c_adapter *adapter[0]; + struct i2c_adapter *adapter[]; }; struct i2c_mux_core *i2c_mux_alloc(struct i2c_adapter *parent, diff --git a/include/linux/i2c.h b/include/linux/i2c.h index bc83af0d38d1..7433aba207bd 100644 --- a/include/linux/i2c.h +++ b/include/linux/i2c.h @@ -2,7 +2,7 @@ /* * i2c.h - definitions for the Linux i2c bus interface * Copyright (C) 1995-2000 Simon G. Vogl - * Copyright (C) 2013-2019 Wolfram Sang <wsa@the-dreams.de> + * Copyright (C) 2013-2019 Wolfram Sang <wsa@kernel.org> * * With some changes from Kyösti Mälkki <kmalkki@cc.hut.fi> and * Frodo Looijaard <frodol@dds.nl> @@ -462,12 +462,6 @@ i2c_new_scanned_device(struct i2c_adapter *adap, unsigned short const *addr_list, int (*probe)(struct i2c_adapter *adap, unsigned short addr)); -struct i2c_client * -i2c_new_probed_device(struct i2c_adapter *adap, - struct i2c_board_info *info, - unsigned short const *addr_list, - int (*probe)(struct i2c_adapter *adap, unsigned short addr)); - /* Common custom probe functions */ int i2c_probe_func_quick_read(struct i2c_adapter *adap, unsigned short addr); diff --git a/include/linux/igmp.h b/include/linux/igmp.h index 463047d0190b..faa6586a5783 100644 --- a/include/linux/igmp.h +++ b/include/linux/igmp.h @@ -38,7 +38,7 @@ struct ip_sf_socklist { unsigned int sl_max; unsigned int sl_count; struct rcu_head rcu; - __be32 sl_addr[0]; + __be32 sl_addr[]; }; #define IP_SFLSIZE(count) (sizeof(struct ip_sf_socklist) + \ diff --git a/include/linux/ihex.h b/include/linux/ihex.h index 98cb5ce0b0a0..b824877e6d1b 100644 --- a/include/linux/ihex.h +++ b/include/linux/ihex.h @@ -18,7 +18,7 @@ struct ihex_binrec { __be32 addr; __be16 len; - uint8_t data[0]; + uint8_t data[]; } __attribute__((packed)); static inline uint16_t ihex_binrec_size(const struct ihex_binrec *p) diff --git a/include/linux/iio/iio.h b/include/linux/iio/iio.h index 17f56a070b20..25c87507a1fa 100644 --- a/include/linux/iio/iio.h +++ b/include/linux/iio/iio.h @@ -600,7 +600,7 @@ void iio_device_unregister(struct iio_dev *indio_dev); * 0 on success, negative error number on failure. */ #define devm_iio_device_register(dev, indio_dev) \ - __devm_iio_device_register((dev), (indio_dev), THIS_MODULE); + __devm_iio_device_register((dev), (indio_dev), THIS_MODULE) int __devm_iio_device_register(struct device *dev, struct iio_dev *indio_dev, struct module *this_mod); void devm_iio_device_unregister(struct device *dev, struct iio_dev *indio_dev); diff --git a/include/linux/irq.h b/include/linux/irq.h index 9315fbb87db3..8d5bc2c237d7 100644 --- a/include/linux/irq.h +++ b/include/linux/irq.h @@ -573,8 +573,6 @@ enum { #define IRQ_DEFAULT_INIT_FLAGS ARCH_IRQ_INIT_FLAGS struct irqaction; -extern int setup_irq(unsigned int irq, struct irqaction *new); -extern void remove_irq(unsigned int irq, struct irqaction *act); extern int setup_percpu_irq(unsigned int irq, struct irqaction *new); extern void remove_percpu_irq(unsigned int irq, struct irqaction *act); @@ -1043,7 +1041,7 @@ struct irq_chip_generic { unsigned long unused; struct irq_domain *domain; struct list_head list; - struct irq_chip_type chip_types[0]; + struct irq_chip_type chip_types[]; }; /** @@ -1079,7 +1077,7 @@ struct irq_domain_chip_generic { unsigned int irq_flags_to_clear; unsigned int irq_flags_to_set; enum irq_gc_flags gc_flags; - struct irq_chip_generic *gc[0]; + struct irq_chip_generic *gc[]; }; /* Generic chip callback functions */ diff --git a/include/linux/irqchip/arm-gic-v3.h b/include/linux/irqchip/arm-gic-v3.h index 765d9b769b69..6c36b6cc3edf 100644 --- a/include/linux/irqchip/arm-gic-v3.h +++ b/include/linux/irqchip/arm-gic-v3.h @@ -243,6 +243,7 @@ #define GICR_TYPER_PLPIS (1U << 0) #define GICR_TYPER_VLPIS (1U << 1) +#define GICR_TYPER_DIRTY (1U << 2) #define GICR_TYPER_DirectLPIS (1U << 3) #define GICR_TYPER_LAST (1U << 4) #define GICR_TYPER_RVPEID (1U << 7) @@ -686,6 +687,7 @@ struct rdists { bool has_vlpis; bool has_rvpeid; bool has_direct_lpi; + bool has_vpend_valid_dirty; }; struct irq_domain; diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h index 6d58beb65454..01276e3d01b9 100644 --- a/include/linux/kvm_host.h +++ b/include/linux/kvm_host.h @@ -1048,7 +1048,7 @@ search_memslots(struct kvm_memslots *slots, gfn_t gfn) start = slot + 1; } - if (gfn >= memslots[start].base_gfn && + if (start < slots->used_slots && gfn >= memslots[start].base_gfn && gfn < memslots[start].base_gfn + memslots[start].npages) { atomic_set(&slots->lru_slot, start); return &memslots[start]; diff --git a/include/linux/list_lru.h b/include/linux/list_lru.h index d5ceb2839a2d..9dcaa3e582c9 100644 --- a/include/linux/list_lru.h +++ b/include/linux/list_lru.h @@ -34,7 +34,7 @@ struct list_lru_one { struct list_lru_memcg { struct rcu_head rcu; /* array of per cgroup lists, indexed by memcg_cache_id */ - struct list_lru_one *lru[0]; + struct list_lru_one *lru[]; }; struct list_lru_node { diff --git a/include/linux/memcontrol.h b/include/linux/memcontrol.h index 1b4150ff64be..d275c72c4f8e 100644 --- a/include/linux/memcontrol.h +++ b/include/linux/memcontrol.h @@ -106,7 +106,7 @@ struct lruvec_stat { */ struct memcg_shrinker_map { struct rcu_head rcu; - unsigned long map[0]; + unsigned long map[]; }; /* @@ -148,7 +148,7 @@ struct mem_cgroup_threshold_ary { /* Size of entries[] */ unsigned int size; /* Array of thresholds */ - struct mem_cgroup_threshold entries[0]; + struct mem_cgroup_threshold entries[]; }; struct mem_cgroup_thresholds { diff --git a/include/linux/nfs_xdr.h b/include/linux/nfs_xdr.h index 440230488025..e5f3e7d8d3d5 100644 --- a/include/linux/nfs_xdr.h +++ b/include/linux/nfs_xdr.h @@ -1317,11 +1317,13 @@ struct nfs41_impl_id { struct nfstime4 date; }; +#define MAX_BIND_CONN_TO_SESSION_RETRIES 3 struct nfs41_bind_conn_to_session_args { struct nfs_client *client; struct nfs4_sessionid sessionid; u32 dir; bool use_conn_in_rdma_mode; + int retries; }; struct nfs41_bind_conn_to_session_res { diff --git a/include/linux/platform_data/wilco-ec.h b/include/linux/platform_data/wilco-ec.h index 25f46a939637..3e268e636b5b 100644 --- a/include/linux/platform_data/wilco-ec.h +++ b/include/linux/platform_data/wilco-ec.h @@ -83,7 +83,7 @@ struct wilco_ec_response { u16 result; u16 data_size; u8 reserved[2]; - u8 data[0]; + u8 data[]; } __packed; /** diff --git a/include/linux/pnp.h b/include/linux/pnp.h index b18dca67253d..c2a7cfbca713 100644 --- a/include/linux/pnp.h +++ b/include/linux/pnp.h @@ -220,10 +220,8 @@ struct pnp_card { #define global_to_pnp_card(n) list_entry(n, struct pnp_card, global_list) #define protocol_to_pnp_card(n) list_entry(n, struct pnp_card, protocol_list) #define to_pnp_card(n) container_of(n, struct pnp_card, dev) -#define pnp_for_each_card(card) \ - for((card) = global_to_pnp_card(pnp_cards.next); \ - (card) != global_to_pnp_card(&pnp_cards); \ - (card) = global_to_pnp_card((card)->global_list.next)) +#define pnp_for_each_card(card) \ + list_for_each_entry(card, &pnp_cards, global_list) struct pnp_card_link { struct pnp_card *card; @@ -276,14 +274,9 @@ struct pnp_dev { #define card_to_pnp_dev(n) list_entry(n, struct pnp_dev, card_list) #define protocol_to_pnp_dev(n) list_entry(n, struct pnp_dev, protocol_list) #define to_pnp_dev(n) container_of(n, struct pnp_dev, dev) -#define pnp_for_each_dev(dev) \ - for((dev) = global_to_pnp_dev(pnp_global.next); \ - (dev) != global_to_pnp_dev(&pnp_global); \ - (dev) = global_to_pnp_dev((dev)->global_list.next)) -#define card_for_each_dev(card,dev) \ - for((dev) = card_to_pnp_dev((card)->devices.next); \ - (dev) != card_to_pnp_dev(&(card)->devices); \ - (dev) = card_to_pnp_dev((dev)->card_list.next)) +#define pnp_for_each_dev(dev) list_for_each_entry(dev, &pnp_global, global_list) +#define card_for_each_dev(card, dev) \ + list_for_each_entry(dev, &(card)->devices, card_list) #define pnp_dev_name(dev) (dev)->name static inline void *pnp_get_drvdata(struct pnp_dev *pdev) @@ -437,14 +430,10 @@ struct pnp_protocol { }; #define to_pnp_protocol(n) list_entry(n, struct pnp_protocol, protocol_list) -#define protocol_for_each_card(protocol,card) \ - for((card) = protocol_to_pnp_card((protocol)->cards.next); \ - (card) != protocol_to_pnp_card(&(protocol)->cards); \ - (card) = protocol_to_pnp_card((card)->protocol_list.next)) -#define protocol_for_each_dev(protocol,dev) \ - for((dev) = protocol_to_pnp_dev((protocol)->devices.next); \ - (dev) != protocol_to_pnp_dev(&(protocol)->devices); \ - (dev) = protocol_to_pnp_dev((dev)->protocol_list.next)) +#define protocol_for_each_card(protocol, card) \ + list_for_each_entry(card, &(protocol)->cards, protocol_list) +#define protocol_for_each_dev(protocol, dev) \ + list_for_each_entry(dev, &(protocol)->devices, protocol_list) extern struct bus_type pnp_bus_type; diff --git a/include/linux/posix_acl.h b/include/linux/posix_acl.h index 540595a321a7..90797f1b421d 100644 --- a/include/linux/posix_acl.h +++ b/include/linux/posix_acl.h @@ -28,7 +28,7 @@ struct posix_acl { refcount_t a_refcount; struct rcu_head a_rcu; unsigned int a_count; - struct posix_acl_entry a_entries[0]; + struct posix_acl_entry a_entries[]; }; #define FOREACH_ACL_ENTRY(pa, acl, pe) \ diff --git a/include/linux/rio.h b/include/linux/rio.h index 317bace5ac64..2cd637268b4f 100644 --- a/include/linux/rio.h +++ b/include/linux/rio.h @@ -100,7 +100,7 @@ struct rio_switch { u32 port_ok; struct rio_switch_ops *ops; spinlock_t lock; - struct rio_dev *nextdev[0]; + struct rio_dev *nextdev[]; }; /** @@ -201,7 +201,7 @@ struct rio_dev { u8 hopcount; struct rio_dev *prev; atomic_t state; - struct rio_switch rswitch[0]; /* RIO switch info */ + struct rio_switch rswitch[]; /* RIO switch info */ }; #define rio_dev_g(n) list_entry(n, struct rio_dev, global_list) diff --git a/include/linux/rslib.h b/include/linux/rslib.h index 5974cedd008c..238bb85243d3 100644 --- a/include/linux/rslib.h +++ b/include/linux/rslib.h @@ -54,7 +54,7 @@ struct rs_codec { */ < |