diff options
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/fs.h | 2 | ||||
| -rw-r--r-- | include/linux/interrupt.h | 35 | ||||
| -rw-r--r-- | include/linux/irq.h | 3 | ||||
| -rw-r--r-- | include/linux/libata.h | 1 | ||||
| -rw-r--r-- | include/linux/phy/phy.h | 16 | ||||
| -rw-r--r-- | include/linux/regulator/consumer.h | 4 | ||||
| -rw-r--r-- | include/linux/serio.h | 1 | ||||
| -rw-r--r-- | include/linux/tty.h | 1 |
8 files changed, 58 insertions, 5 deletions
diff --git a/include/linux/fs.h b/include/linux/fs.h index 7a9c5bca2b76..878031227c57 100644 --- a/include/linux/fs.h +++ b/include/linux/fs.h @@ -815,7 +815,7 @@ static inline struct file *get_file(struct file *f) #define FL_SLEEP 128 /* A blocking lock */ #define FL_DOWNGRADE_PENDING 256 /* Lease is being downgraded */ #define FL_UNLOCK_PENDING 512 /* Lease is being broken */ -#define FL_FILE_PVT 1024 /* lock is private to the file */ +#define FL_OFDLCK 1024 /* lock is "owned" by struct file */ /* * Special return value from posix_lock_file() and vfs_lock_file() for diff --git a/include/linux/interrupt.h b/include/linux/interrupt.h index c7bfac1c4a7b..8834a7e5b944 100644 --- a/include/linux/interrupt.h +++ b/include/linux/interrupt.h @@ -203,7 +203,40 @@ static inline int check_wakeup_irqs(void) { return 0; } extern cpumask_var_t irq_default_affinity; -extern int irq_set_affinity(unsigned int irq, const struct cpumask *cpumask); +/* Internal implementation. Use the helpers below */ +extern int __irq_set_affinity(unsigned int irq, const struct cpumask *cpumask, + bool force); + +/** + * irq_set_affinity - Set the irq affinity of a given irq + * @irq: Interrupt to set affinity + * @mask: cpumask + * + * Fails if cpumask does not contain an online CPU + */ +static inline int +irq_set_affinity(unsigned int irq, const struct cpumask *cpumask) +{ + return __irq_set_affinity(irq, cpumask, false); +} + +/** + * irq_force_affinity - Force the irq affinity of a given irq + * @irq: Interrupt to set affinity + * @mask: cpumask + * + * Same as irq_set_affinity, but without checking the mask against + * online cpus. + * + * Solely for low level cpu hotplug code, where we need to make per + * cpu interrupts affine before the cpu becomes online. + */ +static inline int +irq_force_affinity(unsigned int irq, const struct cpumask *cpumask) +{ + return __irq_set_affinity(irq, cpumask, true); +} + extern int irq_can_set_affinity(unsigned int irq); extern int irq_select_affinity(unsigned int irq); diff --git a/include/linux/irq.h b/include/linux/irq.h index d278838908cb..10a0b1ac4ea0 100644 --- a/include/linux/irq.h +++ b/include/linux/irq.h @@ -394,7 +394,8 @@ extern void remove_percpu_irq(unsigned int irq, struct irqaction *act); extern void irq_cpu_online(void); extern void irq_cpu_offline(void); -extern int __irq_set_affinity_locked(struct irq_data *data, const struct cpumask *cpumask); +extern int irq_set_affinity_locked(struct irq_data *data, + const struct cpumask *cpumask, bool force); #if defined(CONFIG_SMP) && defined(CONFIG_GENERIC_PENDING_IRQ) void irq_move_irq(struct irq_data *data); diff --git a/include/linux/libata.h b/include/linux/libata.h index 1de36be64df4..5ab4e3a76721 100644 --- a/include/linux/libata.h +++ b/include/linux/libata.h @@ -822,6 +822,7 @@ struct ata_port { unsigned long qc_allocated; unsigned int qc_active; int nr_active_links; /* #links with active qcs */ + unsigned int last_tag; /* track next tag hw expects */ struct ata_link link; /* host default link */ struct ata_link *slave_link; /* see ata_slave_link_init() */ diff --git a/include/linux/phy/phy.h b/include/linux/phy/phy.h index e2f5ca96cddc..2760744cb2a7 100644 --- a/include/linux/phy/phy.h +++ b/include/linux/phy/phy.h @@ -174,21 +174,29 @@ void devm_of_phy_provider_unregister(struct device *dev, #else static inline int phy_pm_runtime_get(struct phy *phy) { + if (!phy) + return 0; return -ENOSYS; } static inline int phy_pm_runtime_get_sync(struct phy *phy) { + if (!phy) + return 0; return -ENOSYS; } static inline int phy_pm_runtime_put(struct phy *phy) { + if (!phy) + return 0; return -ENOSYS; } static inline int phy_pm_runtime_put_sync(struct phy *phy) { + if (!phy) + return 0; return -ENOSYS; } @@ -204,21 +212,29 @@ static inline void phy_pm_runtime_forbid(struct phy *phy) static inline int phy_init(struct phy *phy) { + if (!phy) + return 0; return -ENOSYS; } static inline int phy_exit(struct phy *phy) { + if (!phy) + return 0; return -ENOSYS; } static inline int phy_power_on(struct phy *phy) { + if (!phy) + return 0; return -ENOSYS; } static inline int phy_power_off(struct phy *phy) { + if (!phy) + return 0; return -ENOSYS; } diff --git a/include/linux/regulator/consumer.h b/include/linux/regulator/consumer.h index e530681bea70..1a4a8c157b31 100644 --- a/include/linux/regulator/consumer.h +++ b/include/linux/regulator/consumer.h @@ -258,14 +258,14 @@ regulator_get_exclusive(struct device *dev, const char *id) static inline struct regulator *__must_check regulator_get_optional(struct device *dev, const char *id) { - return NULL; + return ERR_PTR(-ENODEV); } static inline struct regulator *__must_check devm_regulator_get_optional(struct device *dev, const char *id) { - return NULL; + return ERR_PTR(-ENODEV); } static inline void regulator_put(struct regulator *regulator) diff --git a/include/linux/serio.h b/include/linux/serio.h index 36aac733840a..9f779c7a2da4 100644 --- a/include/linux/serio.h +++ b/include/linux/serio.h @@ -23,6 +23,7 @@ struct serio { char name[32]; char phys[32]; + char firmware_id[128]; bool manual_bind; diff --git a/include/linux/tty.h b/include/linux/tty.h index 1c3316a47d7e..036cccd80d9f 100644 --- a/include/linux/tty.h +++ b/include/linux/tty.h @@ -61,6 +61,7 @@ struct tty_bufhead { struct tty_buffer *head; /* Queue head */ struct work_struct work; struct mutex lock; + spinlock_t flush_lock; atomic_t priority; struct tty_buffer sentinel; struct llist_head free; /* Free queue head */ |