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-rw-r--r--include/asm-generic/tlb.h7
-rw-r--r--include/linux/acpi.h1
-rw-r--r--include/linux/cpuhotplug.h2
-rw-r--r--include/linux/device.h2
-rw-r--r--include/linux/i2c.h3
-rw-r--r--include/linux/iio/common/st_sensors.h7
-rw-r--r--include/linux/mlx4/device.h1
-rw-r--r--include/linux/mlx5/qp.h1
-rw-r--r--include/linux/mm_types.h64
-rw-r--r--include/linux/mtd/nand.h6
-rw-r--r--include/linux/nvme-fc-driver.h7
-rw-r--r--include/linux/pci.h1
-rw-r--r--include/linux/pinctrl/pinconf-generic.h4
-rw-r--r--include/linux/platform_data/st_sensors_pdata.h2
-rw-r--r--include/linux/ptp_clock_kernel.h20
-rw-r--r--include/linux/sync_file.h3
-rw-r--r--include/net/tcp.h10
-rw-r--r--include/target/iscsi/iscsi_target_core.h1
-rw-r--r--include/uapi/drm/msm_drm.h6
19 files changed, 105 insertions, 43 deletions
diff --git a/include/asm-generic/tlb.h b/include/asm-generic/tlb.h
index 8afa4335e5b2..faddde44de8c 100644
--- a/include/asm-generic/tlb.h
+++ b/include/asm-generic/tlb.h
@@ -112,10 +112,11 @@ struct mmu_gather {
#define HAVE_GENERIC_MMU_GATHER
-void tlb_gather_mmu(struct mmu_gather *tlb, struct mm_struct *mm, unsigned long start, unsigned long end);
+void arch_tlb_gather_mmu(struct mmu_gather *tlb,
+ struct mm_struct *mm, unsigned long start, unsigned long end);
void tlb_flush_mmu(struct mmu_gather *tlb);
-void tlb_finish_mmu(struct mmu_gather *tlb, unsigned long start,
- unsigned long end);
+void arch_tlb_finish_mmu(struct mmu_gather *tlb,
+ unsigned long start, unsigned long end, bool force);
extern bool __tlb_remove_page_size(struct mmu_gather *tlb, struct page *page,
int page_size);
diff --git a/include/linux/acpi.h b/include/linux/acpi.h
index c749eef1daa1..27b4b6615263 100644
--- a/include/linux/acpi.h
+++ b/include/linux/acpi.h
@@ -1209,6 +1209,7 @@ static inline bool acpi_has_watchdog(void) { return false; }
#endif
#ifdef CONFIG_ACPI_SPCR_TABLE
+extern bool qdf2400_e44_present;
int parse_spcr(bool earlycon);
#else
static inline int parse_spcr(bool earlycon) { return 0; }
diff --git a/include/linux/cpuhotplug.h b/include/linux/cpuhotplug.h
index b56573bf440d..82b30e638430 100644
--- a/include/linux/cpuhotplug.h
+++ b/include/linux/cpuhotplug.h
@@ -39,8 +39,6 @@ enum cpuhp_state {
CPUHP_PCI_XGENE_DEAD,
CPUHP_IOMMU_INTEL_DEAD,
CPUHP_LUSTRE_CFS_DEAD,
- CPUHP_SCSI_BNX2FC_DEAD,
- CPUHP_SCSI_BNX2I_DEAD,
CPUHP_WORKQUEUE_PREP,
CPUHP_POWER_NUMA_PREPARE,
CPUHP_HRTIMERS_PREPARE,
diff --git a/include/linux/device.h b/include/linux/device.h
index 723cd54b94da..beabdbc08420 100644
--- a/include/linux/device.h
+++ b/include/linux/device.h
@@ -843,7 +843,7 @@ struct dev_links_info {
* hibernation, system resume and during runtime PM transitions
* along with subsystem-level and driver-level callbacks.
* @pins: For device pin management.
- * See Documentation/pinctrl.txt for details.
+ * See Documentation/driver-api/pinctl.rst for details.
* @msi_list: Hosts MSI descriptors
* @msi_domain: The generic MSI domain this device is using.
* @numa_node: NUMA node this device is close to.
diff --git a/include/linux/i2c.h b/include/linux/i2c.h
index 00ca5b86a753..d501d3956f13 100644
--- a/include/linux/i2c.h
+++ b/include/linux/i2c.h
@@ -689,7 +689,8 @@ i2c_unlock_adapter(struct i2c_adapter *adapter)
#define I2C_CLASS_HWMON (1<<0) /* lm_sensors, ... */
#define I2C_CLASS_DDC (1<<3) /* DDC bus on graphics adapters */
#define I2C_CLASS_SPD (1<<7) /* Memory modules */
-#define I2C_CLASS_DEPRECATED (1<<8) /* Warn users that adapter will stop using classes */
+/* Warn users that the adapter doesn't support classes anymore */
+#define I2C_CLASS_DEPRECATED (1<<8)
/* Internal numbers to terminate lists */
#define I2C_CLIENT_END 0xfffeU
diff --git a/include/linux/iio/common/st_sensors.h b/include/linux/iio/common/st_sensors.h
index 497f2b3a5a62..97f1b465d04f 100644
--- a/include/linux/iio/common/st_sensors.h
+++ b/include/linux/iio/common/st_sensors.h
@@ -105,6 +105,11 @@ struct st_sensor_fullscale {
struct st_sensor_fullscale_avl fs_avl[ST_SENSORS_FULLSCALE_AVL_MAX];
};
+struct st_sensor_sim {
+ u8 addr;
+ u8 value;
+};
+
/**
* struct st_sensor_bdu - ST sensor device block data update
* @addr: address of the register.
@@ -197,6 +202,7 @@ struct st_sensor_transfer_function {
* @bdu: Block data update register.
* @das: Data Alignment Selection register.
* @drdy_irq: Data ready register of the sensor.
+ * @sim: SPI serial interface mode register of the sensor.
* @multi_read_bit: Use or not particular bit for [I2C/SPI] multi-read.
* @bootime: samples to discard when sensor passing from power-down to power-up.
*/
@@ -213,6 +219,7 @@ struct st_sensor_settings {
struct st_sensor_bdu bdu;
struct st_sensor_das das;
struct st_sensor_data_ready_irq drdy_irq;
+ struct st_sensor_sim sim;
bool multi_read_bit;
unsigned int bootime;
};
diff --git a/include/linux/mlx4/device.h b/include/linux/mlx4/device.h
index aad5d81dfb44..b54517c05e9a 100644
--- a/include/linux/mlx4/device.h
+++ b/include/linux/mlx4/device.h
@@ -620,6 +620,7 @@ struct mlx4_caps {
u32 dmfs_high_rate_qpn_base;
u32 dmfs_high_rate_qpn_range;
u32 vf_caps;
+ bool wol_port[MLX4_MAX_PORTS + 1];
struct mlx4_rate_limit_caps rl_caps;
};
diff --git a/include/linux/mlx5/qp.h b/include/linux/mlx5/qp.h
index 6f41270d80c0..f378dc0e7eaf 100644
--- a/include/linux/mlx5/qp.h
+++ b/include/linux/mlx5/qp.h
@@ -212,7 +212,6 @@ struct mlx5_wqe_ctrl_seg {
#define MLX5_WQE_CTRL_OPCODE_MASK 0xff
#define MLX5_WQE_CTRL_WQE_INDEX_MASK 0x00ffff00
#define MLX5_WQE_CTRL_WQE_INDEX_SHIFT 8
-#define MLX5_WQE_AV_EXT 0x80000000
enum {
MLX5_ETH_WQE_L3_INNER_CSUM = 1 << 4,
diff --git a/include/linux/mm_types.h b/include/linux/mm_types.h
index 7f384bb62d8e..3cadee0a3508 100644
--- a/include/linux/mm_types.h
+++ b/include/linux/mm_types.h
@@ -487,14 +487,12 @@ struct mm_struct {
/* numa_scan_seq prevents two threads setting pte_numa */
int numa_scan_seq;
#endif
-#if defined(CONFIG_NUMA_BALANCING) || defined(CONFIG_COMPACTION)
/*
* An operation with batched TLB flushing is going on. Anything that
* can move process memory needs to flush the TLB when moving a
* PROT_NONE or PROT_NUMA mapped page.
*/
- bool tlb_flush_pending;
-#endif
+ atomic_t tlb_flush_pending;
#ifdef CONFIG_ARCH_WANT_BATCHED_UNMAP_TLB_FLUSH
/* See flush_tlb_batched_pending() */
bool tlb_flush_batched;
@@ -522,46 +520,60 @@ static inline cpumask_t *mm_cpumask(struct mm_struct *mm)
return mm->cpu_vm_mask_var;
}
-#if defined(CONFIG_NUMA_BALANCING) || defined(CONFIG_COMPACTION)
+struct mmu_gather;
+extern void tlb_gather_mmu(struct mmu_gather *tlb, struct mm_struct *mm,
+ unsigned long start, unsigned long end);
+extern void tlb_finish_mmu(struct mmu_gather *tlb,
+ unsigned long start, unsigned long end);
+
/*
* Memory barriers to keep this state in sync are graciously provided by
* the page table locks, outside of which no page table modifications happen.
- * The barriers below prevent the compiler from re-ordering the instructions
- * around the memory barriers that are already present in the code.
+ * The barriers are used to ensure the order between tlb_flush_pending updates,
+ * which happen while the lock is not taken, and the PTE updates, which happen
+ * while the lock is taken, are serialized.
*/
static inline bool mm_tlb_flush_pending(struct mm_struct *mm)
{
- barrier();
- return mm->tlb_flush_pending;
+ return atomic_read(&mm->tlb_flush_pending) > 0;
+}
+
+/*
+ * Returns true if there are two above TLB batching threads in parallel.
+ */
+static inline bool mm_tlb_flush_nested(struct mm_struct *mm)
+{
+ return atomic_read(&mm->tlb_flush_pending) > 1;
+}
+
+static inline void init_tlb_flush_pending(struct mm_struct *mm)
+{
+ atomic_set(&mm->tlb_flush_pending, 0);
}
-static inline void set_tlb_flush_pending(struct mm_struct *mm)
+
+static inline void inc_tlb_flush_pending(struct mm_struct *mm)
{
- mm->tlb_flush_pending = true;
+ atomic_inc(&mm->tlb_flush_pending);
/*
- * Guarantee that the tlb_flush_pending store does not leak into the
+ * Guarantee that the tlb_flush_pending increase does not leak into the
* critical section updating the page tables
*/
smp_mb__before_spinlock();
}
+
/* Clearing is done after a TLB flush, which also provides a barrier. */
-static inline void clear_tlb_flush_pending(struct mm_struct *mm)
-{
- barrier();
- mm->tlb_flush_pending = false;
-}
-#else
-static inline bool mm_tlb_flush_pending(struct mm_struct *mm)
-{
- return false;
-}
-static inline void set_tlb_flush_pending(struct mm_struct *mm)
-{
-}
-static inline void clear_tlb_flush_pending(struct mm_struct *mm)
+static inline void dec_tlb_flush_pending(struct mm_struct *mm)
{
+ /*
+ * Guarantee that the tlb_flush_pending does not not leak into the
+ * critical section, since we must order the PTE change and changes to
+ * the pending TLB flush indication. We could have relied on TLB flush
+ * as a memory barrier, but this behavior is not clearly documented.
+ */
+ smp_mb__before_atomic();
+ atomic_dec(&mm->tlb_flush_pending);
}
-#endif
struct vm_fault;
diff --git a/include/linux/mtd/nand.h b/include/linux/mtd/nand.h
index 892148c448cc..5216d2eb2289 100644
--- a/include/linux/mtd/nand.h
+++ b/include/linux/mtd/nand.h
@@ -681,10 +681,10 @@ struct nand_buffers {
* @tWW_min: WP# transition to WE# low
*/
struct nand_sdr_timings {
- u32 tBERS_max;
+ u64 tBERS_max;
u32 tCCS_min;
- u32 tPROG_max;
- u32 tR_max;
+ u64 tPROG_max;
+ u64 tR_max;
u32 tALH_min;
u32 tADL_min;
u32 tALS_min;
diff --git a/include/linux/nvme-fc-driver.h b/include/linux/nvme-fc-driver.h
index 6c8c5d8041b7..2591878c1d48 100644
--- a/include/linux/nvme-fc-driver.h
+++ b/include/linux/nvme-fc-driver.h
@@ -346,6 +346,11 @@ struct nvme_fc_remote_port {
* indicating an FC transport Aborted status.
* Entrypoint is Mandatory.
*
+ * @defer_rcv: Called by the transport to signal the LLLD that it has
+ * begun processing of a previously received NVME CMD IU. The LLDD
+ * is now free to re-use the rcv buffer associated with the
+ * nvmefc_tgt_fcp_req.
+ *
* @max_hw_queues: indicates the maximum number of hw queues the LLDD
* supports for cpu affinitization.
* Value is Mandatory. Must be at least 1.
@@ -846,6 +851,8 @@ struct nvmet_fc_target_template {
struct nvmefc_tgt_fcp_req *fcpreq);
void (*fcp_req_release)(struct nvmet_fc_target_port *tgtport,
struct nvmefc_tgt_fcp_req *fcpreq);
+ void (*defer_rcv)(struct nvmet_fc_target_port *tgtport,
+ struct nvmefc_tgt_fcp_req *fcpreq);
u32 max_hw_queues;
u16 max_sgl_segments;
diff --git a/include/linux/pci.h b/include/linux/pci.h
index 4869e66dd659..a75c13673852 100644
--- a/include/linux/pci.h
+++ b/include/linux/pci.h
@@ -1067,6 +1067,7 @@ void pcie_flr(struct pci_dev *dev);
int __pci_reset_function(struct pci_dev *dev);
int __pci_reset_function_locked(struct pci_dev *dev);
int pci_reset_function(struct pci_dev *dev);
+int pci_reset_function_locked(struct pci_dev *dev);
int pci_try_reset_function(struct pci_dev *dev);
int pci_probe_reset_slot(struct pci_slot *slot);
int pci_reset_slot(struct pci_slot *slot);
diff --git a/include/linux/pinctrl/pinconf-generic.h b/include/linux/pinctrl/pinconf-generic.h
index 231d3075815a..e91d1b6a260d 100644
--- a/include/linux/pinctrl/pinconf-generic.h
+++ b/include/linux/pinctrl/pinconf-generic.h
@@ -81,8 +81,8 @@
* it.
* @PIN_CONFIG_OUTPUT: this will configure the pin as an output and drive a
* value on the line. Use argument 1 to indicate high level, argument 0 to
- * indicate low level. (Please see Documentation/pinctrl.txt, section
- * "GPIO mode pitfalls" for a discussion around this parameter.)
+ * indicate low level. (Please see Documentation/driver-api/pinctl.rst,
+ * section "GPIO mode pitfalls" for a discussion around this parameter.)
* @PIN_CONFIG_POWER_SOURCE: if the pin can select between different power
* supplies, the argument to this parameter (on a custom format) tells
* the driver which alternative power source to use.
diff --git a/include/linux/platform_data/st_sensors_pdata.h b/include/linux/platform_data/st_sensors_pdata.h
index 79b0e4cdb814..f8274b0c6888 100644
--- a/include/linux/platform_data/st_sensors_pdata.h
+++ b/include/linux/platform_data/st_sensors_pdata.h
@@ -17,10 +17,12 @@
* Available only for accelerometer and pressure sensors.
* Accelerometer DRDY on LSM330 available only on pin 1 (see datasheet).
* @open_drain: set the interrupt line to be open drain if possible.
+ * @spi_3wire: enable spi-3wire mode.
*/
struct st_sensors_platform_data {
u8 drdy_int_pin;
bool open_drain;
+ bool spi_3wire;
};
#endif /* ST_SENSORS_PDATA_H */
diff --git a/include/linux/ptp_clock_kernel.h b/include/linux/ptp_clock_kernel.h
index a026bfd089db..51349d124ee5 100644
--- a/include/linux/ptp_clock_kernel.h
+++ b/include/linux/ptp_clock_kernel.h
@@ -99,6 +99,11 @@ struct system_device_crosststamp;
* parameter func: the desired function to use.
* parameter chan: the function channel index to use.
*
+ * @do_work: Request driver to perform auxiliary (periodic) operations
+ * Driver should return delay of the next auxiliary work scheduling
+ * time (>=0) or negative value in case further scheduling
+ * is not required.
+ *
* Drivers should embed their ptp_clock_info within a private
* structure, obtaining a reference to it using container_of().
*
@@ -126,6 +131,7 @@ struct ptp_clock_info {
struct ptp_clock_request *request, int on);
int (*verify)(struct ptp_clock_info *ptp, unsigned int pin,
enum ptp_pin_function func, unsigned int chan);
+ long (*do_aux_work)(struct ptp_clock_info *ptp);
};
struct ptp_clock;
@@ -211,6 +217,16 @@ extern int ptp_clock_index(struct ptp_clock *ptp);
int ptp_find_pin(struct ptp_clock *ptp,
enum ptp_pin_function func, unsigned int chan);
+/**
+ * ptp_schedule_worker() - schedule ptp auxiliary work
+ *
+ * @ptp: The clock obtained from ptp_clock_register().
+ * @delay: number of jiffies to wait before queuing
+ * See kthread_queue_delayed_work() for more info.
+ */
+
+int ptp_schedule_worker(struct ptp_clock *ptp, unsigned long delay);
+
#else
static inline struct ptp_clock *ptp_clock_register(struct ptp_clock_info *info,
struct device *parent)
@@ -225,6 +241,10 @@ static inline int ptp_clock_index(struct ptp_clock *ptp)
static inline int ptp_find_pin(struct ptp_clock *ptp,
enum ptp_pin_function func, unsigned int chan)
{ return -1; }
+static inline int ptp_schedule_worker(struct ptp_clock *ptp,
+ unsigned long delay)
+{ return -EOPNOTSUPP; }
+
#endif
#endif
diff --git a/include/linux/sync_file.h b/include/linux/sync_file.h
index 5726107963b2..0ad87c434ae6 100644
--- a/include/linux/sync_file.h
+++ b/include/linux/sync_file.h
@@ -43,12 +43,13 @@ struct sync_file {
#endif
wait_queue_head_t wq;
+ unsigned long flags;
struct dma_fence *fence;
struct dma_fence_cb cb;
};
-#define POLL_ENABLED DMA_FENCE_FLAG_USER_BITS
+#define POLL_ENABLED 0
struct sync_file *sync_file_create(struct dma_fence *fence);
struct dma_fence *sync_file_get_fence(int fd);
diff --git a/include/net/tcp.h b/include/net/tcp.h
index 70483296157f..ada65e767b28 100644
--- a/include/net/tcp.h
+++ b/include/net/tcp.h
@@ -1916,6 +1916,16 @@ extern void tcp_rack_advance(struct tcp_sock *tp, u8 sacked, u32 end_seq,
u64 xmit_time);
extern void tcp_rack_reo_timeout(struct sock *sk);
+/* At how many usecs into the future should the RTO fire? */
+static inline s64 tcp_rto_delta_us(const struct sock *sk)
+{
+ const struct sk_buff *skb = tcp_write_queue_head(sk);
+ u32 rto = inet_csk(sk)->icsk_rto;
+ u64 rto_time_stamp_us = skb->skb_mstamp + jiffies_to_usecs(rto);
+
+ return rto_time_stamp_us - tcp_sk(sk)->tcp_mstamp;
+}
+
/*
* Save and compile IPv4 options, return a pointer to it
*/
diff --git a/include/target/iscsi/iscsi_target_core.h b/include/target/iscsi/iscsi_target_core.h
index 0ca1fb08805b..fb87d32f5e51 100644
--- a/include/target/iscsi/iscsi_target_core.h
+++ b/include/target/iscsi/iscsi_target_core.h
@@ -786,6 +786,7 @@ struct iscsi_np {
int np_sock_type;
enum np_thread_state_table np_thread_state;
bool enabled;
+ atomic_t np_reset_count;
enum iscsi_timer_flags_table np_login_timer_flags;
u32 np_exports;
enum np_flags_table np_flags;
diff --git a/include/uapi/drm/msm_drm.h b/include/uapi/drm/msm_drm.h
index 26c54f6d595d..ad4eb2863e70 100644
--- a/include/uapi/drm/msm_drm.h
+++ b/include/uapi/drm/msm_drm.h
@@ -171,7 +171,7 @@ struct drm_msm_gem_submit_cmd {
__u32 size; /* in, cmdstream size */
__u32 pad;
__u32 nr_relocs; /* in, number of submit_reloc's */
- __u64 __user relocs; /* in, ptr to array of submit_reloc's */
+ __u64 relocs; /* in, ptr to array of submit_reloc's */
};
/* Each buffer referenced elsewhere in the cmdstream submit (ie. the
@@ -215,8 +215,8 @@ struct drm_msm_gem_submit {
__u32 fence; /* out */
__u32 nr_bos; /* in, number of submit_bo's */
__u32 nr_cmds; /* in, number of submit_cmd's */
- __u64 __user bos; /* in, ptr to array of submit_bo's */
- __u64 __user cmds; /* in, ptr to array of submit_cmd's */
+ __u64 bos; /* in, ptr to array of submit_bo's */
+ __u64 cmds; /* in, ptr to array of submit_cmd's */
__s32 fence_fd; /* in/out fence fd (see MSM_SUBMIT_FENCE_FD_IN/OUT) */
};