diff options
Diffstat (limited to 'include/linux')
44 files changed, 311 insertions, 212 deletions
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h index 3177181c4326..d3afea47ade6 100644 --- a/include/linux/blkdev.h +++ b/include/linux/blkdev.h @@ -57,7 +57,7 @@ struct blk_keyslot_manager; * Maximum number of blkcg policies allowed to be registered concurrently. * Defined here to simplify include dependency. */ -#define BLKCG_MAX_POLS 5 +#define BLKCG_MAX_POLS 6 typedef void (rq_end_io_fn)(struct request *, blk_status_t); diff --git a/include/linux/bpf-cgroup.h b/include/linux/bpf-cgroup.h index 8b77d08d4b47..6c9b10d82c80 100644 --- a/include/linux/bpf-cgroup.h +++ b/include/linux/bpf-cgroup.h @@ -201,8 +201,8 @@ static inline void bpf_cgroup_storage_unset(void) { int i; - for (i = 0; i < BPF_CGROUP_STORAGE_NEST_MAX; i++) { - if (unlikely(this_cpu_read(bpf_cgroup_storage_info[i].task) != current)) + for (i = BPF_CGROUP_STORAGE_NEST_MAX - 1; i >= 0; i--) { + if (likely(this_cpu_read(bpf_cgroup_storage_info[i].task) != current)) continue; this_cpu_write(bpf_cgroup_storage_info[i].task, NULL); diff --git a/include/linux/bpf_types.h b/include/linux/bpf_types.h index a9db1eae6796..ae3ac3a2018c 100644 --- a/include/linux/bpf_types.h +++ b/include/linux/bpf_types.h @@ -134,4 +134,5 @@ BPF_LINK_TYPE(BPF_LINK_TYPE_CGROUP, cgroup) BPF_LINK_TYPE(BPF_LINK_TYPE_ITER, iter) #ifdef CONFIG_NET BPF_LINK_TYPE(BPF_LINK_TYPE_NETNS, netns) +BPF_LINK_TYPE(BPF_LINK_TYPE_XDP, xdp) #endif diff --git a/include/linux/bpf_verifier.h b/include/linux/bpf_verifier.h index e774ecc1cd1f..828d08afeee0 100644 --- a/include/linux/bpf_verifier.h +++ b/include/linux/bpf_verifier.h @@ -340,8 +340,8 @@ struct bpf_insn_aux_data { }; u64 map_key_state; /* constant (32 bit) key tracking for maps */ int ctx_field_size; /* the ctx field size for load insn, maybe 0 */ - int sanitize_stack_off; /* stack slot to be cleared */ u32 seen; /* this insn was processed by the verifier at env->pass_cnt */ + bool sanitize_stack_spill; /* subject to Spectre v4 sanitation */ bool zext_dst; /* this insn zero extends dst reg */ u8 alu_state; /* used in combination with alu_limit */ @@ -414,6 +414,7 @@ struct bpf_verifier_env { u32 used_map_cnt; /* number of used maps */ u32 used_btf_cnt; /* number of used BTF objects */ u32 id_gen; /* used to generate unique reg IDs */ + bool explore_alu_limits; bool allow_ptr_leaks; bool allow_uninit_stack; bool allow_ptr_to_map_access; diff --git a/include/linux/device.h b/include/linux/device.h index 59940f1744c1..65d84b67b024 100644 --- a/include/linux/device.h +++ b/include/linux/device.h @@ -407,6 +407,7 @@ struct dev_links_info { * @em_pd: device's energy model performance domain * @pins: For device pin management. * See Documentation/driver-api/pin-control.rst for details. + * @msi_lock: Lock to protect MSI mask cache and mask register * @msi_list: Hosts MSI descriptors * @msi_domain: The generic MSI domain this device is using. * @numa_node: NUMA node this device is close to. @@ -506,6 +507,7 @@ struct device { struct dev_pin_info *pins; #endif #ifdef CONFIG_GENERIC_MSI_IRQ + raw_spinlock_t msi_lock; struct list_head msi_list; #endif #ifdef CONFIG_DMA_OPS diff --git a/include/linux/fanotify.h b/include/linux/fanotify.h index a16dbeced152..eec3b7c40811 100644 --- a/include/linux/fanotify.h +++ b/include/linux/fanotify.h @@ -27,6 +27,8 @@ extern struct ctl_table fanotify_table[]; /* for sysctl */ #define FANOTIFY_FID_BITS (FAN_REPORT_FID | FAN_REPORT_DFID_NAME) +#define FANOTIFY_INFO_MODES (FANOTIFY_FID_BITS | FAN_REPORT_PIDFD) + /* * fanotify_init() flags that require CAP_SYS_ADMIN. * We do not allow unprivileged groups to request permission events. @@ -35,6 +37,7 @@ extern struct ctl_table fanotify_table[]; /* for sysctl */ */ #define FANOTIFY_ADMIN_INIT_FLAGS (FANOTIFY_PERM_CLASSES | \ FAN_REPORT_TID | \ + FAN_REPORT_PIDFD | \ FAN_UNLIMITED_QUEUE | \ FAN_UNLIMITED_MARKS) diff --git a/include/linux/fiemap.h b/include/linux/fiemap.h index 4e624c466583..c50882f19235 100644 --- a/include/linux/fiemap.h +++ b/include/linux/fiemap.h @@ -18,8 +18,4 @@ int fiemap_prep(struct inode *inode, struct fiemap_extent_info *fieinfo, int fiemap_fill_next_extent(struct fiemap_extent_info *info, u64 logical, u64 phys, u64 len, u32 flags); -int generic_block_fiemap(struct inode *inode, - struct fiemap_extent_info *fieinfo, u64 start, u64 len, - get_block_t *get_block); - #endif /* _LINUX_FIEMAP_H 1 */ diff --git a/include/linux/filter.h b/include/linux/filter.h index 472f97074da0..83b896044e79 100644 --- a/include/linux/filter.h +++ b/include/linux/filter.h @@ -73,6 +73,11 @@ struct ctl_table_header; /* unused opcode to mark call to interpreter with arguments */ #define BPF_CALL_ARGS 0xe0 +/* unused opcode to mark speculation barrier for mitigating + * Speculative Store Bypass + */ +#define BPF_NOSPEC 0xc0 + /* As per nm, we expose JITed images as text (code) section for * kallsyms. That way, tools like perf can find it to match * addresses. @@ -390,6 +395,16 @@ static inline bool insn_is_zext(const struct bpf_insn *insn) .off = 0, \ .imm = 0 }) +/* Speculation barrier */ + +#define BPF_ST_NOSPEC() \ + ((struct bpf_insn) { \ + .code = BPF_ST | BPF_NOSPEC, \ + .dst_reg = 0, \ + .src_reg = 0, \ + .off = 0, \ + .imm = 0 }) + /* Internal classic blocks for direct assignment */ #define __BPF_STMT(CODE, K) \ diff --git a/include/linux/fs.h b/include/linux/fs.h index 640574294216..719345723911 100644 --- a/include/linux/fs.h +++ b/include/linux/fs.h @@ -436,6 +436,10 @@ int pagecache_write_end(struct file *, struct address_space *mapping, * struct address_space - Contents of a cacheable, mappable object. * @host: Owner, either the inode or the block_device. * @i_pages: Cached pages. + * @invalidate_lock: Guards coherency between page cache contents and + * file offset->disk block mappings in the filesystem during invalidates. + * It is also used to block modification of page cache contents through + * memory mappings. * @gfp_mask: Memory allocation flags to use for allocating pages. * @i_mmap_writable: Number of VM_SHARED mappings. * @nr_thps: Number of THPs in the pagecache (non-shmem only). @@ -453,6 +457,7 @@ int pagecache_write_end(struct file *, struct address_space *mapping, struct address_space { struct inode *host; struct xarray i_pages; + struct rw_semaphore invalidate_lock; gfp_t gfp_mask; atomic_t i_mmap_writable; #ifdef CONFIG_READ_ONLY_THP_FOR_FS @@ -814,9 +819,42 @@ static inline void inode_lock_shared_nested(struct inode *inode, unsigned subcla down_read_nested(&inode->i_rwsem, subclass); } +static inline void filemap_invalidate_lock(struct address_space *mapping) +{ + down_write(&mapping->invalidate_lock); +} + +static inline void filemap_invalidate_unlock(struct address_space *mapping) +{ + up_write(&mapping->invalidate_lock); +} + +static inline void filemap_invalidate_lock_shared(struct address_space *mapping) +{ + down_read(&mapping->invalidate_lock); +} + +static inline int filemap_invalidate_trylock_shared( + struct address_space *mapping) +{ + return down_read_trylock(&mapping->invalidate_lock); +} + +static inline void filemap_invalidate_unlock_shared( + struct address_space *mapping) +{ + up_read(&mapping->invalidate_lock); +} + void lock_two_nondirectories(struct inode *, struct inode*); void unlock_two_nondirectories(struct inode *, struct inode*); +void filemap_invalidate_lock_two(struct address_space *mapping1, + struct address_space *mapping2); +void filemap_invalidate_unlock_two(struct address_space *mapping1, + struct address_space *mapping2); + + /* * NOTE: in a 32bit arch with a preemptable kernel and * an UP compile the i_size_read/write must be atomic @@ -1507,8 +1545,11 @@ struct super_block { /* Number of inodes with nlink == 0 but still referenced */ atomic_long_t s_remove_count; - /* Pending fsnotify inode refs */ - atomic_long_t s_fsnotify_inode_refs; + /* + * Number of inode/mount/sb objects that are being watched, note that + * inodes objects are currently double-accounted. + */ + atomic_long_t s_fsnotify_connectors; /* Being remounted read-only */ int s_readonly_remount; @@ -2487,6 +2528,7 @@ struct file_system_type { struct lock_class_key i_lock_key; struct lock_class_key i_mutex_key; + struct lock_class_key invalidate_lock_key; struct lock_class_key i_mutex_dir_key; }; @@ -2570,90 +2612,6 @@ extern struct kobject *fs_kobj; #define MAX_RW_COUNT (INT_MAX & PAGE_MASK) -#ifdef CONFIG_MANDATORY_FILE_LOCKING -extern int locks_mandatory_locked(struct file *); -extern int locks_mandatory_area(struct inode *, struct file *, loff_t, loff_t, unsigned char); - -/* - * Candidates for mandatory locking have the setgid bit set - * but no group execute bit - an otherwise meaningless combination. - */ - -static inline int __mandatory_lock(struct inode *ino) -{ - return (ino->i_mode & (S_ISGID | S_IXGRP)) == S_ISGID; -} - -/* - * ... and these candidates should be on SB_MANDLOCK mounted fs, - * otherwise these will be advisory locks - */ - -static inline int mandatory_lock(struct inode *ino) -{ - return IS_MANDLOCK(ino) && __mandatory_lock(ino); -} - -static inline int locks_verify_locked(struct file *file) -{ - if (mandatory_lock(locks_inode(file))) - return locks_mandatory_locked(file); - return 0; -} - -static inline int locks_verify_truncate(struct inode *inode, - struct file *f, - loff_t size) -{ - if (!inode->i_flctx || !mandatory_lock(inode)) - return 0; - - if (size < inode->i_size) { - return locks_mandatory_area(inode, f, size, inode->i_size - 1, - F_WRLCK); - } else { - return locks_mandatory_area(inode, f, inode->i_size, size - 1, - F_WRLCK); - } -} - -#else /* !CONFIG_MANDATORY_FILE_LOCKING */ - -static inline int locks_mandatory_locked(struct file *file) -{ - return 0; -} - -static inline int locks_mandatory_area(struct inode *inode, struct file *filp, - loff_t start, loff_t end, unsigned char type) -{ - return 0; -} - -static inline int __mandatory_lock(struct inode *inode) -{ - return 0; -} - -static inline int mandatory_lock(struct inode *inode) -{ - return 0; -} - -static inline int locks_verify_locked(struct file *file) -{ - return 0; -} - -static inline int locks_verify_truncate(struct inode *inode, struct file *filp, - size_t size) -{ - return 0; -} - -#endif /* CONFIG_MANDATORY_FILE_LOCKING */ - - #ifdef CONFIG_FILE_LOCKING static inline int break_lease(struct inode *inode, unsigned int mode) { diff --git a/include/linux/fs_context.h b/include/linux/fs_context.h index e2bc16300c82..6b54982fc5f3 100644 --- a/include/linux/fs_context.h +++ b/include/linux/fs_context.h @@ -141,6 +141,7 @@ extern int vfs_get_tree(struct fs_context *fc); extern void put_fs_context(struct fs_context *fc); extern int vfs_parse_fs_param_source(struct fs_context *fc, struct fs_parameter *param); +extern void fc_drop_locked(struct fs_context *fc); /* * sget() wrappers to be called from the ->get_tree() op. diff --git a/include/linux/fsnotify.h b/include/linux/fsnotify.h index f8acddcf54fb..12d3a7d308ab 100644 --- a/include/linux/fsnotify.h +++ b/include/linux/fsnotify.h @@ -30,6 +30,9 @@ static inline void fsnotify_name(struct inode *dir, __u32 mask, struct inode *child, const struct qstr *name, u32 cookie) { + if (atomic_long_read(&dir->i_sb->s_fsnotify_connectors) == 0) + return; + fsnotify(mask, child, FSNOTIFY_EVENT_INODE, dir, name, NULL, cookie); } @@ -41,6 +44,9 @@ static inline void fsnotify_dirent(struct inode *dir, struct dentry *dentry, static inline void fsnotify_inode(struct inode *inode, __u32 mask) { + if (atomic_long_read(&inode->i_sb->s_fsnotify_connectors) == 0) + return; + if (S_ISDIR(inode->i_mode)) mask |= FS_ISDIR; @@ -53,6 +59,9 @@ static inline int fsnotify_parent(struct dentry *dentry, __u32 mask, { struct inode *inode = d_inode(dentry); + if (atomic_long_read(&inode->i_sb->s_fsnotify_connectors) == 0) + return 0; + if (S_ISDIR(inode->i_mode)) { mask |= FS_ISDIR; diff --git a/include/linux/highmem.h b/include/linux/highmem.h index 8c6e8e996c87..d9a606a9fc64 100644 --- a/include/linux/highmem.h +++ b/include/linux/highmem.h @@ -318,14 +318,16 @@ static inline void memcpy_to_page(struct page *page, size_t offset, VM_BUG_ON(offset + len > PAGE_SIZE); memcpy(to + offset, from, len); + flush_dcache_page(page); kunmap_local(to); } static inline void memzero_page(struct page *page, size_t offset, size_t len) { - char *addr = kmap_atomic(page); + char *addr = kmap_local_page(page); memset(addr + offset, 0, len); - kunmap_atomic(addr); + flush_dcache_page(page); + kunmap_local(addr); } #endif /* _LINUX_HIGHMEM_H */ diff --git a/include/linux/inetdevice.h b/include/linux/inetdevice.h index 53aa0343bf69..aaf4f1b4c277 100644 --- a/include/linux/inetdevice.h +++ b/include/linux/inetdevice.h @@ -41,7 +41,7 @@ struct in_device { unsigned long mr_qri; /* Query Response Interval */ unsigned char mr_qrv; /* Query Robustness Variable */ unsigned char mr_gq_running; - unsigned char mr_ifc_count; + u32 mr_ifc_count; struct timer_list mr_gq_timer; /* general query timer */ struct timer_list mr_ifc_timer; /* interface change timer */ diff --git a/include/linux/intel-ish-client-if.h b/include/linux/intel-ish-client-if.h index 25e2b4e80502..aee8ff4739b1 100644 --- a/include/linux/intel-ish-client-if.h +++ b/include/linux/intel-ish-client-if.h @@ -81,6 +81,8 @@ int ishtp_register_event_cb(struct ishtp_cl_device *device, /* Get the device * from ishtp device instance */ struct device *ishtp_device(struct ishtp_cl_device *cl_device); +/* wait for IPC resume */ +bool ishtp_wait_resume(struct ishtp_device *dev); /* Trace interface for clients */ ishtp_print_log ishtp_trace_callback(struct ishtp_cl_device *cl_device); /* Get device pointer of PCI device for DMA acces */ diff --git a/include/linux/irq.h b/include/linux/irq.h index 8e9a9ae471a6..c8293c817646 100644 --- a/include/linux/irq.h +++ b/include/linux/irq.h @@ -569,6 +569,7 @@ struct irq_chip { * IRQCHIP_SUPPORTS_NMI: Chip can deliver NMIs, only for root irqchips * IRQCHIP_ENABLE_WAKEUP_ON_SUSPEND: Invokes __enable_irq()/__disable_irq() for wake irqs * in the suspend path if they are in disabled state + * IRQCHIP_AFFINITY_PRE_STARTUP: Default affinity update before startup */ enum { IRQCHIP_SET_TYPE_MASKED = (1 << 0), @@ -581,6 +582,7 @@ enum { IRQCHIP_SUPPORTS_LEVEL_MSI = (1 << 7), IRQCHIP_SUPPORTS_NMI = (1 << 8), IRQCHIP_ENABLE_WAKEUP_ON_SUSPEND = (1 << 9), + IRQCHIP_AFFINITY_PRE_STARTUP = (1 << 10), }; #include <linux/irqdesc.h> diff --git a/include/linux/kfence.h b/include/linux/kfence.h index a70d1ea03532..3fe6dd8a18c1 100644 --- a/include/linux/kfence.h +++ b/include/linux/kfence.h @@ -51,10 +51,11 @@ extern atomic_t kfence_allocation_gate; static __always_inline bool is_kfence_address(const void *addr) { /* - * The non-NULL check is required in case the __kfence_pool pointer was - * never initialized; keep it in the slow-path after the range-check. + * The __kfence_pool != NULL check is required to deal with the case + * where __kfence_pool == NULL && addr < KFENCE_POOL_SIZE. Keep it in + * the slow-path after the range-check! */ - return unlikely((unsigned long)((char *)addr - __kfence_pool) < KFENCE_POOL_SIZE && addr); + return unlikely((unsigned long)((char *)addr - __kfence_pool) < KFENCE_POOL_SIZE && __kfence_pool); } /** diff --git a/include/linux/linear_range.h b/include/linux/linear_range.h index 17b5943727d5..fd3d0b358f22 100644 --- a/include/linux/linear_range.h +++ b/include/linux/linear_range.h @@ -41,6 +41,8 @@ int linear_range_get_selector_low(const struct linear_range *r, int linear_range_get_selector_high(const struct linear_range *r, unsigned int val, unsigned int *selector, bool *found); +void linear_range_get_selector_within(const struct linear_range *r, + unsigned int val, unsigned int *selector); int linear_range_get_selector_low_array(const struct linear_range *r, int ranges, unsigned int val, unsigned int *selector, bool *found); diff --git a/include/linux/memblock.h b/include/linux/memblock.h index cbf46f56d105..4a53c3ca86bd 100644 --- a/include/linux/memblock.h +++ b/include/linux/memblock.h @@ -209,7 +209,7 @@ static inline void __next_physmem_range(u64 *idx, struct memblock_type *type, */ #define for_each_mem_range(i, p_start, p_end) \ __for_each_mem_range(i, &memblock.memory, NULL, NUMA_NO_NODE, \ - MEMBLOCK_NONE, p_start, p_end, NULL) + MEMBLOCK_HOTPLUG, p_start, p_end, NULL) /** * for_each_mem_range_rev - reverse iterate through memblock areas from @@ -220,7 +220,7 @@ static inline void __next_physmem_range(u64 *idx, struct memblock_type *type, */ #define for_each_mem_range_rev(i, p_start, p_end) \ __for_each_mem_range_rev(i, &memblock.memory, NULL, NUMA_NO_NODE, \ - MEMBLOCK_NONE, p_start, p_end, NULL) + MEMBLOCK_HOTPLUG, p_start, p_end, NULL) /** * for_each_reserved_mem_range - iterate over all reserved memblock areas diff --git a/include/linux/memcontrol.h b/include/linux/memcontrol.h index bfe5c486f4ad..24797929d8a1 100644 --- a/include/linux/memcontrol.h +++ b/include/linux/memcontrol.h @@ -612,12 +612,15 @@ static inline bool mem_cgroup_disabled(void) return !cgroup_subsys_enabled(memory_cgrp_subsys); } -static inline unsigned long mem_cgroup_protection(struct mem_cgroup *root, - struct mem_cgroup *memcg, - bool in_low_reclaim) +static inline void mem_cgroup_protection(struct mem_cgroup *root, + struct mem_cgroup *memcg, + unsigned long *min, + unsigned long *low) { + *min = *low = 0; + if (mem_cgroup_disabled()) - return 0; + return; /* * There is no reclaim protection applied to a targeted reclaim. @@ -653,13 +656,10 @@ static inline unsigned long mem_cgroup_protection(struct mem_cgroup *root, * */ if (root == memcg) - return 0; - - if (in_low_reclaim) - return READ_ONCE(memcg->memory.emin); + return; - return max(READ_ONCE(memcg->memory.emin), - READ_ONCE(memcg->memory.elow)); + *min = READ_ONCE(memcg->memory.emin); + *low = READ_ONCE(memcg->memory.elow); } void mem_cgroup_calculate_protection(struct mem_cgroup *root, @@ -1147,11 +1147,12 @@ static inline void memcg_memory_event_mm(struct mm_struct *mm, { } -static inline unsigned long mem_cgroup_protection(struct mem_cgroup *root, - struct mem_cgroup *memcg, - bool in_low_reclaim) +static inline void mem_cgroup_protection(struct mem_cgroup *root, + struct mem_cgroup *memcg, + unsigned long *min, + unsigned long *low) { - return 0; + *min = *low = 0; } static inline void mem_cgroup_calculate_protection(struct mem_cgroup *root, diff --git a/include/linux/mlx5/driver.h b/include/linux/mlx5/driver.h index 1efe37466969..25a8be58d289 100644 --- a/include/linux/mlx5/driver.h +++ b/include/linux/mlx5/driver.h @@ -1044,8 +1044,7 @@ void mlx5_unregister_debugfs(void); void mlx5_fill_page_array(struct mlx5_frag_buf *buf, __be64 *pas); void mlx5_fill_page_frag_array_perm(struct mlx5_frag_buf *buf, __be64 *pas, u8 perm); void mlx5_fill_page_frag_array(struct mlx5_frag_buf *frag_buf, __be64 *pas); -int mlx5_vector2eqn(struct mlx5_core_dev *dev, int vector, int *eqn, - unsigned int *irqn); +int mlx5_vector2eqn(struct mlx5_core_dev *dev, int vector, int *eqn); int mlx5_core_attach_mcg(struct mlx5_core_dev *dev, union ib_gid *mgid, u32 qpn); int mlx5_core_detach_mcg(struct mlx5_core_dev *dev, union ib_gid *mgid, u32 qpn); diff --git a/include/linux/mlx5/mlx5_ifc_vdpa.h b/include/linux/mlx5/mlx5_ifc_vdpa.h index 98b56b75c625..1a9c9d94cb59 100644 --- a/include/linux/mlx5/mlx5_ifc_vdpa.h +++ b/include/linux/mlx5/mlx5_ifc_vdpa.h @@ -11,13 +11,15 @@ enum { }; enum { - MLX5_VIRTIO_EMULATION_CAP_VIRTIO_QUEUE_TYPE_SPLIT = 0x1, // do I check this caps? - MLX5_VIRTIO_EMULATION_CAP_VIRTIO_QUEUE_TYPE_PACKED = 0x2, + MLX5_VIRTIO_EMULATION_VIRTIO_QUEUE_TYPE_SPLIT = 0, + MLX5_VIRTIO_EMULATION_VIRTIO_QUEUE_TYPE_PACKED = 1, }; enum { - MLX5_VIRTIO_EMULATION_VIRTIO_QUEUE_TYPE_SPLIT = 0, - MLX5_VIRTIO_EMULATION_VIRTIO_QUEUE_TYPE_PACKED = 1, + MLX5_VIRTIO_EMULATION_CAP_VIRTIO_QUEUE_TYPE_SPLIT = + BIT(MLX5_VIRTIO_EMULATION_VIRTIO_QUEUE_TYPE_SPLIT), + MLX5_VIRTIO_EMULATION_CAP_VIRTIO_QUEUE_TYPE_PACKED = + BIT(MLX5_VIRTIO_EMULATION_VIRTIO_QUEUE_TYPE_PACKED), }; struct mlx5_ifc_virtio_q_bits { diff --git a/include/linux/msi.h b/include/linux/msi.h index 6aff469e511d..e8bdcb83172b 100644 --- a/include/linux/msi.h +++ b/include/linux/msi.h @@ -233,7 +233,7 @@ void __pci_read_msi_msg(struct msi_desc *entry, struct msi_msg *msg); void __pci_write_msi_msg(struct msi_desc *entry, struct msi_msg *msg); u32 __pci_msix_desc_mask_irq(struct msi_desc *desc, u32 flag); -u32 __pci_msi_desc_mask_irq(struct msi_desc *desc, u32 mask, u32 flag); +void __pci_msi_desc_mask_irq(struct msi_desc *desc, u32 mask, u32 flag); void pci_msi_mask_irq(struct irq_data *data); void pci_msi_unmask_irq(struct irq_data *data); diff --git a/include/linux/netfilter/ipset/ip_set.h b/include/linux/netfilter/ipset/ip_set.h index 10279c4830ac..ada1296c87d5 100644 --- a/include/linux/netfilter/ipset/ip_set.h +++ b/include/linux/netfilter/ipset/ip_set.h @@ -196,6 +196,9 @@ struct ip_set_region { u32 elements; /* Number of elements vs timeout */ }; +/* Max range where every element is added/deleted in one step */ +#define IPSET_MAX_RANGE (1<<20) + /* The max revision number supported by any set type + 1 */ #define IPSET_REVISION_MAX 9 diff --git a/include/linux/once.h b/include/linux/once.h index 9225ee6d96c7..ae6f4eb41cbe 100644 --- a/include/linux/once.h +++ b/include/linux/once.h @@ -7,7 +7,7 @@ bool __do_once_start(bool *done, unsigned long *flags); void __do_once_done(bool *done, struct static_key_true *once_key, - unsigned long *flags); + unsigned long *flags, struct module *mod); /* Call a function exactly once. The idea of DO_ONCE() is to perform * a function call such as initialization of random seeds, etc, only @@ -46,7 +46,7 @@ void __do_once_done(bool *done, struct static_key_true *once_key, if (unlikely(___ret)) { \ func(__VA_ARGS__); \ __do_once_done(&___done, &___once_key, \ - &___flags); \ + &___flags, THIS_MODULE); \ } \ } \ ___ret; \ diff --git a/include/linux/pgtable.h b/include/linux/pgtable.h index d147480cdefc..e24d2c992b11 100644 --- a/include/linux/pgtable.h +++ b/include/linux/pgtable.h @@ -1397,34 +1397,10 @@ static inline int p4d_clear_huge(p4d_t *p4d) } #endif /* !__PAGETABLE_P4D_FOLDED */ -#ifndef __PAGETABLE_PUD_FOLDED int pud_set_huge(pud_t *pud, phys_addr_t addr, pgprot_t prot); -int pud_clear_huge(pud_t *pud); -#else -static inline int pud_set_huge(pud_t *pud, phys_addr_t addr, pgprot_t prot) -{ - return 0; -} -static inline int pud_clear_huge(pud_t *pud) -{ - return 0; -} -#endif /* !__PAGETABLE_PUD_FOLDED */ - -#ifndef __PAGETABLE_PMD_FOLDED int pmd_set_huge(pmd_t *pmd, phys_addr_t addr, pgprot_t prot); +int pud_clear_huge(pud_t *pud); int pmd_clear_huge(pmd_t *pmd); -#else -static inline int pmd_set_huge(pmd_t *pmd, phys_addr_t addr, pgprot_t prot) -{ - return 0; -} -static inline int pmd_clear_huge(pmd_t *pmd) -{ - return 0; -} -#endif /* !__PAGETABLE_PMD_FOLDED */ - int p4d_free_pud_page(p4d_t *p4d, unsigned long addr); int pud_free_pmd_page(pud_t *pud, unsigned long addr); int pmd_free_pte_page(pmd_t *pmd, unsigned long addr); diff --git a/include/linux/pid.h b/include/linux/pid.h index fa10acb8d6a4..af308e15f174 100644 --- a/include/linux/pid.h +++ b/include/linux/pid.h @@ -78,6 +78,7 @@ struct file; extern struct pid *pidfd_pid(const struct file *file); struct pid *pidfd_get_pid(unsigned int fd, unsigned int *flags); +int pidfd_create(struct pid *pid, unsigned int flags); static inline struct pid *get_pid(struct pid *pid) { diff --git a/include/linux/pipe_fs_i.h b/include/linux/pipe_fs_i.h index 5d2705f1d01c..fc5642431b92 100644 --- a/include/linux/pipe_fs_i.h +++ b/include/linux/pipe_fs_i.h @@ -48,6 +48,7 @@ struct pipe_buffer { * @files: number of struct file referring this pipe (protected by ->i_lock) * @r_counter: reader counter * @w_counter: writer counter + * @poll_usage: is this pipe used for epoll, which has crazy wakeups? * @fasync_readers: reader side fasync * @fasync_writers: writer side fasync * @bufs: the circular array of pipe buffers @@ -70,6 +71,7 @@ struct pipe_inode_info { unsigned int files; unsigned int r_counter; unsigned int w_counter; + unsigned int poll_usage; struct page *tmp_page; struct fasync_struct *fasync_readers; struct fasync_struct *fasync_writers; diff --git a/include/linux/platform_data/cros_ec_commands.h b/include/linux/platform_data/cros_ec_commands.h index 45f53afc46e2..271bd87bff0a 100644 --- a/include/linux/platform_data/cros_ec_commands.h +++ b/include/linux/platform_data/cros_ec_commands.h @@ -4228,6 +4228,7 @@ enum ec_device_event { EC_DEVICE_EVENT_TRACKPAD, EC_DEVICE_EVENT_DSP, EC_DEVICE_EVENT_WIFI, + EC_DEVICE_EVENT_WLC, }; enum ec_device_event_param { @@ -5460,6 +5461,72 @@ struct ec_response_rollback_info { /* Issue AP reset */ #define EC_CMD_AP_RESET 0x0125 +/** + * Get the number of peripheral charge ports + */ +#define EC_CMD_PCHG_COUNT 0x0134 + +#define EC_PCHG_MAX_PORTS 8 + +struct ec_response_pchg_count { + uint8_t port_count; +} __ec_align1; + +/** + * Get the status of a peripheral charge port + */ +#define EC_CMD_PCHG 0x0135 + +struct ec_params_pchg { + uint8_t port; +} __ec_align1; + +struct ec_response_pchg { + uint32_t error; /* enum pchg_error */ + uint8_t state; /* enum pchg_state state */ + uint8_t battery_percentage; + uint8_t unused0; + uint8_t unused1; + /* Fields added in version 1 */ + uint32_t fw_version; + uint32_t dropped_event_count; +} __ec_align2; + +enum pchg_state { + /* Charger is reset and not initialized. */ + PCHG_STATE_RESET = 0, + /* Charger is initialized or disabled. */ + PCHG_STATE_INITIALIZED, + /* Charger is enabled and ready to detect a device. */ + PCHG_STATE_ENABLED, + /* Device is in proximity. */ + PCHG_STATE_DETECTED, + /* Device is being charged. */ + PCHG_STATE_CHARGING, + /* Device is fully charged. It implies DETECTED (& not charging). */ + PCHG_STATE_FULL, + /* In download (a.k.a. firmware update) mode */ + PCHG_STATE_DOWNLOAD, + /* In download mode. Ready for receiving data. */ + PCHG_STATE_DOWNLOADING, + /* Device is ready for data communication. */ + PCHG_STATE_CONNECTED, + /* Put no more entry below */ + PCHG_STATE_COUNT, +}; + +#define EC_PCHG_STATE_TEXT { \ + [PCHG_STATE_RESET] = "RESET", \ + [PCHG_STATE_INITIALIZED] = "INITIALIZED", \ + [PCHG_STATE_ENABLED] = "ENABLED", \ + [PCHG_STATE_DETECTED] = "DETECTED", \ + [PCHG_STATE_CHARGING] = "CHARGING", \ + [PCHG_STATE_FULL] = "FULL", \ + [PCHG_STATE_DOWNLOAD] = "DOWNLOAD", \ + [PCHG_STATE_DOWNLOADING] = "DOWNLOADING", \ + [PCHG_STATE_CONNECTED] = "CONNECTED", \ + } + /*****************************************************************************/ /* Voltage regulator controls */ diff --git a/include/linux/platform_data/spi-mt65xx.h b/include/linux/platform_data/spi-mt65xx.h index 65fd5ffd257c..f0db674f07b8 100644 --- a/include/linux/platform_data/spi-mt65xx.h +++ b/include/linux/platform_data/spi-mt65xx.h @@ -12,5 +12,6 @@ /* Board specific platform_data */ struct mtk_chip_config { u32 sample_sel; + u32 tick_delay; }; #endif diff --git a/include/linux/power/max17042_battery.h b/include/linux/power/max17042_battery.h index d55c746ac56e..dd24756a8af7 100644 --- a/include/linux/power/max17042_battery.h +++ b/include/linux/power/max17042_battery.h @@ -69,7 +69,7 @@ enum max17042_register { MAX17042_RelaxCFG = 0x2A, MAX17042_MiscCFG = 0x2B, MAX17042_TGAIN = 0x2C, - MAx17042_TOFF = 0x2D, + MAX17042_TOFF = 0x2D, MAX17042_CGAIN = 0x2E, MAX17042_COFF = 0x2F, @@ -110,13 +110,14 @@ enum max17042_register { MAX17042_VFSOC = 0xFF, }; +/* Registers specific to max17055 only */ enum max17055_register { MAX17055_QRes = 0x0C, + MAX17055_RCell = 0x14, MAX17055_TTF = 0x20, - MAX17055_V_empty = 0x3A, - MAX17055_TIMER = 0x3E, + MAX17055_DieTemp = 0x34, MAX17055_USER_MEM = 0x40, - MAX17055_RGAIN = 0x42, + MAX17055_RGAIN = 0x43, MAX17055_ConvgCfg = 0x49, MAX17055_VFRemCap = 0x4A, @@ -155,13 +156,14 @@ enum max17055_register { MAX17055_AtAvCap = 0xDF, }; -/* Registers specific to max17047/50 */ +/* Registers specific to max17047/50/55 */ enum max17047_register { MAX17047_QRTbl00 = 0x12, MAX17047_FullSOCThr = 0x13, MAX17047_QRTbl10 = 0x22, MAX17047_QRTbl20 = 0x32, MAX17047_V_empty = 0x3A, + MAX17047_TIMER = 0x3E, MAX17047_QRTbl30 = 0x42, }; diff --git a/include/linux/power_supply.h b/include/linux/power_supply.h index be203985ecdd..9ca1f120a211 100644 --- a/include/linux/power_supply.h +++ b/include/linux/power_supply.h @@ -352,6 +352,7 @@ struct power_supply_resistance_temp_table { */ struct power_supply_battery_info { + unsigned int technology; /* from the enum above */ int energy_full_design_uwh; /* microWatt-hours */ int charge_full_design_uah; /* microAmp-hours */ int voltage_min_design_uv; /* microVolts */ diff --git a/include/linux/regmap.h b/include/linux/regmap.h index f5f08dd0a116..e3c9a25a853a 100644 --- a/include/linux/regmap.h +++ b/include/linux/regmap.h @@ -344,6 +344,7 @@ typedef void (*regmap_unlock)(void *); * @ranges: Array of configuration entries for virtual address ranges. * @num_ranges: Number of range configuration entries. * @use_hwlock: Indicate if a hardware spinlock should be used. + * @use_raw_spinlock: Indicate if a raw spinlock should be used. * @hwlock_id: Specify the hardware spinlock id. * @hwlock_mode: The hardware spinlock mode, should be HWLOCK_IRQSTATE, * HWLOCK_IRQ or 0. @@ -403,6 +404,7 @@ struct regmap_config { unsigned int num_ranges; bool use_hwlock; + bool use_raw_spinlock; unsigned int hwlock_id; unsigned int hwlock_mode; @@ -1269,12 +1271,13 @@ void devm_regmap_field_free(struct device *dev, struct regmap_field *field); int regmap_field_bulk_alloc(struct regmap *regmap, struct regmap_field **rm_field, - struct reg_field *reg_field, + const struct reg_field *reg_field, int num_fields); void regmap_field_bulk_free(struct regmap_field *field); int devm_regmap_field_bulk_alloc(struct device *dev, struct regmap *regmap, struct regmap_field **field, - struct reg_field *reg_field, int num_fields); + const struct reg_field *reg_field, + int num_fields); void devm_regmap_field_bulk_free(struct device *dev, struct regmap_field *field); diff --git a/include/linux/regulator/consumer.h b/include/linux/regulator/consumer.h index f72ca73631be..bbf6590a6dec 100644 --- a/include/linux/regulator/consumer.h +++ b/include/linux/regulator/consumer.h @@ -222,17 +222,12 @@ void regulator_bulk_unregister_supply_alias(struct device *dev, int devm_regulator_register_supply_alias(struct device *dev, const char *id, struct device *alias_dev, const char *alias_id); -void devm_regulator_unregister_supply_alias(struct device *dev, - const char *id); int devm_regulator_bulk_register_supply_alias(struct device *dev, const char *const *id, struct device *alias_dev, const char *const *alias_id, int num_id); -void devm_regulator_bulk_unregister_supply_alias(struct device *dev, - const char *const *id, - int num_id); /* regulator output control and status */ int __must_check regulator_enable(struct regulator *regulator); @@ -408,11 +403,6 @@ static inline int devm_regulator_register_supply_alias(struct device *dev, return 0; } -static inline void devm_regulator_unregister_supply_alias(struct device *dev, - const char *id) -{ -} - static inline int devm_regulator_bulk_register_supply_alias(struct device *dev, const char *const *id, struct device *alias_dev, @@ -422,11 +412,6 @@ static inline int devm_regulator_bulk_register_supply_alias(struct device *dev, return 0; } -static inline void devm_regulator_bulk_unregister_supply_alias( - struct device *dev, const char *const *id, int num_id) -{ -} - static inline int regulator_enable(struct regulator *regulator) { return 0; diff --git a/include/linux/regulator/driver.h b/include/linux/regulator/driver.h index 4aec20387857..bd7a73db2e66 100644 --- a/include/linux/regulator/driver.h +++ b/include/linux/regulator/driver.h @@ -337,6 +337,12 @@ enum regulator_type { * @pull_down_val_on: Enabling value for control when using regmap * set_pull_down * + * @ramp_reg: Register for controlling the regulator ramp-rate. + * @ramp_mask: Bitmask for the ramp-rate control register. + * @ramp_delay_table: Table for mapping the regulator ramp-rate values. Values + * should be given in units of V/S (uV/uS). See the + * regulator_set_ramp_delay_regmap(). + * * @enable_time: Time taken for initial enable of regulator (in uS). * @off_on_delay: guard time (in uS), before re-enabling a regulator * @@ -462,7 +468,7 @@ struct regulator_err_state { }; /** - * struct regulator_irq_data - regulator error/notification status date + * struct regulator_irq_data - regulator error/notification status data * * @states: Status structs for each of the associated regulators. * @num_states: Amount of associated regulators. @@ -521,8 +527,8 @@ struct regulator_irq_data { * active events as core does not clean the map data. * REGULATOR_FAILED_RETRY can be returned to indicate that the * status reading from IC failed. If this is repeated for - * fatal_cnt times the core will call die() callback or BUG() - * as a last resort to protect the HW. + * fatal_cnt times the core will call die() callback or power-off + * the system as a last resort to protect the HW. * @renable: Optional callback to check status (if HW supports that) before * re-enabling IRQ. If implemented this should clear the error * flags so that errors fetched by regulator_get_error_flags() @@ -531,7 +537,8 @@ struct regulator_irq_data { * REGULATOR_FAILED_RETRY can be returned to * indicate that the status reading from IC failed. If this is * repeated for 'fatal_cnt' times the core will call die() - * callback or BUG() as a last resort to protect the HW. + * callback or if die() is not populated then attempt to power-off + * the system as a last resort to protect the HW. * Returning zero indicates that the problem in HW has been solved * and IRQ will be re-enabled. Returning REGULATOR_ERROR_ON * indicates the error condition is still active and keeps IRQ @@ -645,7 +652,6 @@ devm_regulator_register(struct device *dev, const struct regulator_desc *regulator_desc, const struct regulator_config *config); void regulator_unregister(struct regulator_dev *rdev); -void devm_regulator_unregister(struct device *dev, struct regulator_dev *rdev); int regulator_notifier_call_chain(struct regulator_dev *rdev, unsigned long event, void *data); diff --git a/include/linux/regulator/machine.h b/include/linux/regulator/machine.h index 68b4a514a410..621b7f4a3639 100644 --- a/include/linux/regulator/machine.h +++ b/include/linux/regulator/machine.h @@ -112,7 +112,7 @@ struct notification_limit { * @over_voltage_limits: Limits for acting on over voltage. * @under_voltage_limits: Limits for acting on under voltage. * @temp_limits: Limits for acting on over temperature. - + * * @max_spread: Max possible spread between coupled regulators * @max_uV_step: Max possible step change in voltage * @valid_modes_mask: Mask of modes which may be configured by consumers. diff --git a/include/linux/security.h b/include/linux/security.h index 24eda04221e9..5b7288521300 100644 --- a/include/linux/security.h +++ b/include/linux/security.h @@ -120,10 +120,11 @@ enum lockdown_reason { LOCKDOWN_MMIOTRACE, LOCKDOWN_DEBUGFS, LOCKDOWN_XMON_WR, + LOCKDOWN_BPF_WRITE_USER, LOCKDOWN_INTEGRITY_MAX, LOCKDOWN_KCORE, LOCKDOWN_KPROBES, - LOCKDOWN_BPF_READ, + LOCKDOWN_BPF_READ_KERNEL, LOCKDOWN_PERF, LOCKDOWN_TRACEFS, LOCKDOWN_XMON_RW, diff --git a/include/linux/serial_core.h b/include/linux/serial_core.h index 52d7fb92a69d..c58cc142d23f 100644 --- a/include/linux/serial_core.h +++ b/include/linux/serial_core.h @@ -518,6 +518,25 @@ static inline void uart_unlock_and_check_sysrq(struct uart_port *port) if (sysrq_ch) handle_sysrq(sysrq_ch); } + +static inline void uart_unlock_and_check_sysrq_irqrestore(struct uart_port *port, + unsigned long flags) +{ + int sysrq_ch; + + if (!port->has_sysrq) { + spin_unlock_irqrestore(&port->lock, flags); + return; + } + + sysrq_ch = port->sysrq_ch; + port->sysrq_ch = 0; + + spin_unlock_irqrestore(&port->lock, flags); + + if (sysrq_ch) + handle_sysrq(sysrq_ch); +} #else /* CONFIG_MAGIC_SYSRQ_SERIAL */ static inline int uart_handle_sysrq_char(struct uart_port *port, unsigned int ch) { @@ -531,6 +550,11 @@ static inline void uart_unlock_and_check_sysrq(struct uart_port *port) { spin_unlock(&port->lock); } +static inline void uart_unlock_and_check_sysrq_irqrestore(struct uart_port *port, + unsigned long flags) +{ + spin_unlock_irqrestore(&port->lock, flags); +} #endif /* CONFIG_MAGIC_SYSRQ_SERIAL */ /* diff --git a/include/linux/skmsg.h b/include/linux/skmsg.h index 96f319099744..14ab0c0bc924 100644 --- a/include/linux/skmsg.h +++ b/include/linux/skmsg.h @@ -285,11 +285,45 @@ static inline struct sk_psock *sk_psock(const struct sock *sk) return rcu_dereference_sk_user_data(sk); } +static inline void sk_psock_set_state(struct sk_psock *psock, + enum sk_psock_state_bits bit) +{ + set_bit(bit, &psock->state); +} + +static inline void sk_psock_clear_state(struct sk_psock *psock, + enum sk_psock_state_bits bit) +{ + clear_bit(bit, &psock->state); +} + +static inline bool sk_psock_test_state(const struct sk_psock *psock, + enum sk_psock_state_bits bit) +{ + return test_bit(bit, &psock->state); +} + +static inline void sock_drop(struct sock *sk, struct sk_buff *skb) +{ + sk_drops_add(sk, skb); + kfree_skb(skb); +} + +static inline void drop_sk_msg(struct sk_psock *psock, struct sk_msg *msg) +{ + if (msg->skb) + sock_drop(psock->sk, msg->skb); + kfree(msg); +} + static inline void sk_psock_queue_msg(struct sk_psock *psock, struct sk_msg *msg) { spin_lock_bh(&psock->ingress_lock); - list_add_tail(&msg->list, &psock->ingress_msg); + if (sk_psock_test_state(psock, SK_PSOCK_TX_ENABLED)) + list_add_tail(&msg->list, &psock->ingress_msg); + else + drop_sk_msg(psock, msg); spin_unlock_bh(&psock->ingress_lock); } @@ -406,24 +440,6 @@ static inline void sk_psock_restore_proto(struct sock *sk, psock->psock_update_sk_prot(sk, psock, true); } -static inline void sk_psock_set_state(struct sk_psock *psock, - enum sk_psock_state_bits bit) -{ - set_bit(bit, &psock->state); -} - -static inline void sk_psock_clear_state(struct sk_psock *psock, - enum sk_psock_state_bits bit) -{ - clear_bit(bit, &psock->state); -} - -static inline bool sk_psock_test_state(const struct sk_psock *psock, - enum sk_psock_state_bits bit) -{ - return test_bit(bit, &psock->state); -} - static inline struct sk_psock *sk_psock_get(struct sock *sk) { struct sk_psock *psock; diff --git a/include/linux/spi/spi.h b/include/linux/spi/spi.h index 97b8d12b5f2b..8371bca13729 100644 --- a/include/linux/spi/spi.h +++ b/include/linux/spi/spi.h @@ -147,7 +147,11 @@ extern int spi_delay_exec(struct spi_delay *_delay, struct spi_transfer *xfer); * not using a GPIO line) * @word_delay: delay to be inserted between consecutive * words of a transfer - * + * @cs_setup: delay to be introduced by the controller after CS is asserted + * @cs_hold: delay to be introduced by the controller before CS is deasserted + * @cs_inactive: delay to be introduced by the controller after CS is + * deasserted. If @cs_change_delay is used from @spi_transfer, then the + * two delays will be added up. * @statistics: statistics for the spi_device * * A @spi_device is used to interchange data between an SPI slave @@ -188,6 +192,10 @@ struct spi_device { int cs_gpio; /* LEGACY: chip select gpio */ struct gpio_desc *cs_gpiod; /* chip select gpio desc */ struct spi_delay word_delay; /* inter-word delay */ + /* CS delays */ + struct spi_delay cs_setup; + struct spi_delay cs_hold; + struct spi_delay cs_inactive; /* the statistics */ struct spi_statistics statistics; @@ -339,6 +347,7 @@ extern struct spi_device *spi_new_ancillary_device(struct spi_device *spi, u8 ch * @max_speed_hz: Highest supported transfer speed * @flags: other constraints relevant to this driver * @slave: indicates that this is an SPI slave controller + * @devm_allocated: whether the allocation of this struct is devres-managed * @max_transfer_size: function that returns the max transfer size for * a &spi_device; may be %NULL, so the default %SIZE_MAX will be used. * @max_message_size: function that returns the max message size for @@ -412,11 +421,6 @@ extern struct spi_device *spi_new_ancillary_device(struct spi_device *spi, u8 ch * controller has native support for memory like operations. * @unprepare_message: undo any work done by prepare_message(). * @slave_abort: abort the ongoing transfer request on an SPI slave controller - * @cs_setup: delay to be introduced by the controller after CS is asserted - * @cs_hold: delay to be introduced by the controller before CS is deasserted - * @cs_inactive: delay to be introduced by the controller after CS is - * deasserted. If @cs_change_delay is used from @spi_transfer, then the - * two delays will be added up. * @cs_gpios: LEGACY: array of GPIO descs to use as chip select lines; one per * CS number. Any individual value may be -ENOENT for CS lines that * are not GPIOs (driven by the SPI controller itself). Use the cs_gpiods @@ -511,7 +515,7 @@ struct spi_controller { #define SPI_MASTER_GPIO_SS BIT(5) /* GPIO CS must select slave */ - /* flag indicating this is a non-devres managed controller */ + /* flag indicating if the allocation of this struct is devres-managed */ bool devm_allocated; /* flag indicating this is an SPI slave controller */ @@ -550,8 +554,7 @@ struct spi_controller { * to configure specific CS timing through spi_set_cs_timing() after * spi_setup(). */ - int (*set_cs_timing)(struct spi_device *spi, struct spi_delay *setup, - struct spi_delay *hold, struct spi_delay *inactive); + int (*set_cs_timing)(struct spi_device *spi); /* bidirectional bulk transfers * @@ -638,11 +641,6 @@ struct spi_controller { /* Optimized handlers for SPI memory-like operations. */ const struct spi_controller_mem_ops *mem_ops; - /* CS delays */ - struct spi_delay cs_setup; - struct spi_delay cs_hold; - struct spi_delay cs_inactive; - /* gpio chip select */ int *cs_gpios; struct gpio_desc **cs_gpiods; diff --git a/include/linux/tee_drv.h b/include/linux/tee_drv.h index 54269e47ac9a..3ebfea0781f1 100644 --- a/include/linux/tee_drv.h +++ b/include/linux/tee_drv.h @@ -27,6 +27,7 @@ #define TEE_SHM_USER_MAPPED BIT(4) /* Memory mapped in user space */ #define TEE_SHM_POOL BIT(5) /* Memory allocated from pool */ #define TEE_SHM_KERNEL_MAPPED BIT(6) /* Memory mapped in kernel space */ +#define TEE_SHM_PRIV BIT(7) /* Memory private to TEE driver */ struct device; struct tee_device; @@ -332,6 +333,7 @@ void *tee_get_drvdata(struct tee_device *teedev); * @returns a pointer to 'struct tee_shm' */ struct tee_shm *tee_shm_alloc(struct tee_context *ctx, size_t size, u32 flags); +struct tee_shm *tee_shm_alloc_kernel_buf(struct tee_context *ctx, size_t size); /** * tee_shm_register() - Register shared memory buffer diff --git a/include/linux/usb/otg-fsm.h b/include/linux/usb/otg-fsm.h index 3aee78dda16d..784659d4dc99 100644 --- a/include/linux/usb/otg-fsm.h +++ b/include/linux/usb/otg-fsm.h @@ -196,6 +196,7 @@ struct otg_fsm { struct mutex lock; u8 *host_req_flag; struct delayed_work hnp_polling_work; + bool hnp_work_inited; bool state_changed; }; diff --git a/include/linux/vdpa.h b/include/linux/vdpa.h index 3357ac98878d..8cfe49d201dd 100644 --- a/include/linux/vdpa.h +++ b/include/linux/vdpa.h @@ -277,6 +277,17 @@ struct vdpa_device *__vdpa_alloc_device(struct device *parent, const struct vdpa_config_ops *config, size_t size, const char *name); +/** + * vdpa_alloc_device - allocate and initilaize a vDPA device + * + * @dev_struct: the type of the parent structure + * @member: the name of struct vdpa_device within the @dev_struct + * @parent: the parent device + * @config: the bus operations that is supported by this device + * @name: name of the vdpa device + * + * Return allocated data structure or ERR_PTR upon error + */ #define vdpa_alloc_device(dev_struct, member, parent, config, name) \ container_of(__vdpa_alloc_device( \ parent, config, \ diff --git a/include/linux/virtio.h b/include/linux/virtio.h index b1894e0323fa..41edbc01ffa4 100644 --- a/include/linux/virtio.h +++ b/include/linux/virtio.h @@ -110,6 +110,7 @@ struct virtio_device { bool config_enabled; bool config_change_pending; spinlock_t config_lock; + spinlock_t vqs_list_lock; /* Protects VQs list access */ struct device dev; struct virtio_device_id id; const struct virtio_config_ops *config; diff --git a/include/linux/vringh.h b/include/linux/vringh.h index 84db7b8f912f..212892cf9822 100644 --- a/include/linux/vringh.h +++ b/include/linux/vringh.h @@ -14,6 +14,7 @@ #include <linux/virtio_byteorder.h> #include <linux/uio.h> #include <linux/slab.h> +#include <linux/spinlock.h> #if IS_REACHABLE(CONFIG_VHOST_IOTLB) #include <linux/dma-direction.h> #include <linux/vhost_iotlb.h> |