diff options
Diffstat (limited to 'include/linux')
-rw-r--r-- | include/linux/etherdevice.h | 25 | ||||
-rw-r--r-- | include/linux/firmware/meson/meson_sm.h | 15 | ||||
-rw-r--r-- | include/linux/frame.h | 11 | ||||
-rw-r--r-- | include/linux/fs.h | 3 | ||||
-rw-r--r-- | include/linux/gfp.h | 9 | ||||
-rw-r--r-- | include/linux/serial_core.h | 79 | ||||
-rw-r--r-- | include/linux/sunrpc/sched.h | 2 | ||||
-rw-r--r-- | include/linux/timer.h | 18 | ||||
-rw-r--r-- | include/linux/trace_events.h | 2 | ||||
-rw-r--r-- | include/linux/u64_stats_sync.h | 6 | ||||
-rw-r--r-- | include/linux/vfio.h | 2 |
11 files changed, 158 insertions, 14 deletions
diff --git a/include/linux/etherdevice.h b/include/linux/etherdevice.h index 66b89189a1e2..00d0390be91d 100644 --- a/include/linux/etherdevice.h +++ b/include/linux/etherdevice.h @@ -532,6 +532,31 @@ static inline unsigned long compare_ether_header(const void *a, const void *b) } /** + * eth_skb_pkt_type - Assign packet type if destination address does not match + * @skb: Assigned a packet type if address does not match @dev address + * @dev: Network device used to compare packet address against + * + * If the destination MAC address of the packet does not match the network + * device address, assign an appropriate packet type. + */ +static inline void eth_skb_pkt_type(struct sk_buff *skb, + const struct net_device *dev) +{ + const struct ethhdr *eth = eth_hdr(skb); + + if (unlikely(!ether_addr_equal_64bits(eth->h_dest, dev->dev_addr))) { + if (unlikely(is_multicast_ether_addr_64bits(eth->h_dest))) { + if (ether_addr_equal_64bits(eth->h_dest, dev->broadcast)) + skb->pkt_type = PACKET_BROADCAST; + else + skb->pkt_type = PACKET_MULTICAST; + } else { + skb->pkt_type = PACKET_OTHERHOST; + } + } +} + +/** * eth_skb_pad - Pad buffer to mininum number of octets for Ethernet frame * @skb: Buffer to pad * diff --git a/include/linux/firmware/meson/meson_sm.h b/include/linux/firmware/meson/meson_sm.h index 7613bf7c9442..6669e2a1d5fd 100644 --- a/include/linux/firmware/meson/meson_sm.h +++ b/include/linux/firmware/meson/meson_sm.h @@ -16,11 +16,14 @@ enum { struct meson_sm_firmware; -int meson_sm_call(unsigned int cmd_index, u32 *ret, u32 arg0, u32 arg1, - u32 arg2, u32 arg3, u32 arg4); -int meson_sm_call_write(void *buffer, unsigned int b_size, unsigned int cmd_index, - u32 arg0, u32 arg1, u32 arg2, u32 arg3, u32 arg4); -int meson_sm_call_read(void *buffer, unsigned int bsize, unsigned int cmd_index, - u32 arg0, u32 arg1, u32 arg2, u32 arg3, u32 arg4); +int meson_sm_call(struct meson_sm_firmware *fw, unsigned int cmd_index, + u32 *ret, u32 arg0, u32 arg1, u32 arg2, u32 arg3, u32 arg4); +int meson_sm_call_write(struct meson_sm_firmware *fw, void *buffer, + unsigned int b_size, unsigned int cmd_index, u32 arg0, + u32 arg1, u32 arg2, u32 arg3, u32 arg4); +int meson_sm_call_read(struct meson_sm_firmware *fw, void *buffer, + unsigned int bsize, unsigned int cmd_index, u32 arg0, + u32 arg1, u32 arg2, u32 arg3, u32 arg4); +struct meson_sm_firmware *meson_sm_get(struct device_node *firmware_node); #endif /* _MESON_SM_FW_H_ */ diff --git a/include/linux/frame.h b/include/linux/frame.h index 02d3ca2d9598..303cda600e56 100644 --- a/include/linux/frame.h +++ b/include/linux/frame.h @@ -15,9 +15,20 @@ static void __used __section(.discard.func_stack_frame_non_standard) \ *__func_stack_frame_non_standard_##func = func +/* + * This macro indicates that the following intra-function call is valid. + * Any non-annotated intra-function call will cause objtool to issue a warning. + */ +#define ANNOTATE_INTRA_FUNCTION_CALL \ + 999: \ + .pushsection .discard.intra_function_calls; \ + .long 999b; \ + .popsection; + #else /* !CONFIG_STACK_VALIDATION */ #define STACK_FRAME_NON_STANDARD(func) +#define ANNOTATE_INTRA_FUNCTION_CALL #endif /* CONFIG_STACK_VALIDATION */ diff --git a/include/linux/fs.h b/include/linux/fs.h index b71bfdbdff8b..7a1d8116c66c 100644 --- a/include/linux/fs.h +++ b/include/linux/fs.h @@ -1731,6 +1731,9 @@ int vfs_mkobj(struct dentry *, umode_t, int (*f)(struct dentry *, umode_t, void *), void *); +int vfs_fchown(struct file *file, uid_t user, gid_t group); +int vfs_fchmod(struct file *file, umode_t mode); + extern long vfs_ioctl(struct file *file, unsigned int cmd, unsigned long arg); #ifdef CONFIG_COMPAT diff --git a/include/linux/gfp.h b/include/linux/gfp.h index c89f8456f18d..e499bca54044 100644 --- a/include/linux/gfp.h +++ b/include/linux/gfp.h @@ -608,6 +608,15 @@ static inline bool pm_suspended_storage(void) } #endif /* CONFIG_PM_SLEEP */ +/* + * Check if the gfp flags allow compaction - GFP_NOIO is a really + * tricky context because the migration might require IO. + */ +static inline bool gfp_compaction_allowed(gfp_t gfp_mask) +{ + return IS_ENABLED(CONFIG_COMPACTION) && (gfp_mask & __GFP_IO); +} + #ifdef CONFIG_CONTIG_ALLOC /* The below functions must be run on a range from a single zone. */ extern int alloc_contig_range(unsigned long start, unsigned long end, diff --git a/include/linux/serial_core.h b/include/linux/serial_core.h index 10f209d54f18..e339dc4a500e 100644 --- a/include/linux/serial_core.h +++ b/include/linux/serial_core.h @@ -255,6 +255,85 @@ struct uart_port { void *private_data; /* generic platform data pointer */ }; +/** + * uart_port_lock - Lock the UART port + * @up: Pointer to UART port structure + */ +static inline void uart_port_lock(struct uart_port *up) +{ + spin_lock(&up->lock); +} + +/** + * uart_port_lock_irq - Lock the UART port and disable interrupts + * @up: Pointer to UART port structure + */ +static inline void uart_port_lock_irq(struct uart_port *up) +{ + spin_lock_irq(&up->lock); +} + +/** + * uart_port_lock_irqsave - Lock the UART port, save and disable interrupts + * @up: Pointer to UART port structure + * @flags: Pointer to interrupt flags storage + */ +static inline void uart_port_lock_irqsave(struct uart_port *up, unsigned long *flags) +{ + spin_lock_irqsave(&up->lock, *flags); +} + +/** + * uart_port_trylock - Try to lock the UART port + * @up: Pointer to UART port structure + * + * Returns: True if lock was acquired, false otherwise + */ +static inline bool uart_port_trylock(struct uart_port *up) +{ + return spin_trylock(&up->lock); +} + +/** + * uart_port_trylock_irqsave - Try to lock the UART port, save and disable interrupts + * @up: Pointer to UART port structure + * @flags: Pointer to interrupt flags storage + * + * Returns: True if lock was acquired, false otherwise + */ +static inline bool uart_port_trylock_irqsave(struct uart_port *up, unsigned long *flags) +{ + return spin_trylock_irqsave(&up->lock, *flags); +} + +/** + * uart_port_unlock - Unlock the UART port + * @up: Pointer to UART port structure + */ +static inline void uart_port_unlock(struct uart_port *up) +{ + spin_unlock(&up->lock); +} + +/** + * uart_port_unlock_irq - Unlock the UART port and re-enable interrupts + * @up: Pointer to UART port structure + */ +static inline void uart_port_unlock_irq(struct uart_port *up) +{ + spin_unlock_irq(&up->lock); +} + +/** + * uart_port_unlock_irqrestore - Unlock the UART port, restore interrupts + * @up: Pointer to UART port structure + * @flags: The saved interrupt flags for restore + */ +static inline void uart_port_unlock_irqrestore(struct uart_port *up, unsigned long flags) +{ + spin_unlock_irqrestore(&up->lock, flags); +} + static inline int serial_port_in(struct uart_port *up, int offset) { return up->serial_in(up, offset); diff --git a/include/linux/sunrpc/sched.h b/include/linux/sunrpc/sched.h index 5c37fabdec10..61de83be9cc2 100644 --- a/include/linux/sunrpc/sched.h +++ b/include/linux/sunrpc/sched.h @@ -196,7 +196,7 @@ struct rpc_wait_queue { unsigned char maxpriority; /* maximum priority (0 if queue is not a priority queue) */ unsigned char priority; /* current priority */ unsigned char nr; /* # tasks remaining for cookie */ - unsigned short qlen; /* total # tasks waiting in queue */ + unsigned int qlen; /* total # tasks waiting in queue */ struct rpc_timer timer_list; #if IS_ENABLED(CONFIG_SUNRPC_DEBUG) || IS_ENABLED(CONFIG_TRACEPOINTS) const char * name; diff --git a/include/linux/timer.h b/include/linux/timer.h index 1e6650ed066d..cadb23acd229 100644 --- a/include/linux/timer.h +++ b/include/linux/timer.h @@ -182,12 +182,20 @@ extern int timer_reduce(struct timer_list *timer, unsigned long expires); extern void add_timer(struct timer_list *timer); extern int try_to_del_timer_sync(struct timer_list *timer); +extern int timer_delete_sync(struct timer_list *timer); -#if defined(CONFIG_SMP) || defined(CONFIG_PREEMPT_RT) - extern int del_timer_sync(struct timer_list *timer); -#else -# define del_timer_sync(t) del_timer(t) -#endif +/** + * del_timer_sync - Delete a pending timer and wait for a running callback + * @timer: The timer to be deleted + * + * See timer_delete_sync() for detailed explanation. + * + * Do not use in new code. Use timer_delete_sync() instead. + */ +static inline int del_timer_sync(struct timer_list *timer) +{ + return timer_delete_sync(timer); +} #define del_singleshot_timer_sync(t) del_timer_sync(t) diff --git a/include/linux/trace_events.h b/include/linux/trace_events.h index b8b87e7ba93f..12ee8973ea6f 100644 --- a/include/linux/trace_events.h +++ b/include/linux/trace_events.h @@ -427,7 +427,7 @@ struct trace_event_file { } \ early_initcall(trace_init_perf_perm_##name); -#define PERF_MAX_TRACE_SIZE 2048 +#define PERF_MAX_TRACE_SIZE 8192 #define MAX_FILTER_STR_VAL 256 /* Should handle KSYM_SYMBOL_LEN */ diff --git a/include/linux/u64_stats_sync.h b/include/linux/u64_stats_sync.h index 11096b561dab..ca40163933e3 100644 --- a/include/linux/u64_stats_sync.h +++ b/include/linux/u64_stats_sync.h @@ -70,7 +70,11 @@ struct u64_stats_sync { #if BITS_PER_LONG == 32 && defined(CONFIG_SMP) -#define u64_stats_init(syncp) seqcount_init(&(syncp)->seq) +#define u64_stats_init(syncp) \ + do { \ + struct u64_stats_sync *__s = (syncp); \ + seqcount_init(&__s->seq); \ + } while (0) #else static inline void u64_stats_init(struct u64_stats_sync *syncp) { diff --git a/include/linux/vfio.h b/include/linux/vfio.h index e42a711a2800..1067c6c96e20 100644 --- a/include/linux/vfio.h +++ b/include/linux/vfio.h @@ -186,6 +186,7 @@ struct virqfd { wait_queue_entry_t wait; poll_table pt; struct work_struct shutdown; + struct work_struct flush_inject; struct virqfd **pvirqfd; }; @@ -194,5 +195,6 @@ extern int vfio_virqfd_enable(void *opaque, void (*thread)(void *, void *), void *data, struct virqfd **pvirqfd, int fd); extern void vfio_virqfd_disable(struct virqfd **pvirqfd); +void vfio_virqfd_flush_thread(struct virqfd **pvirqfd); #endif /* VFIO_H */ |