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-rw-r--r--include/linux/bio.h1
-rw-r--r--include/linux/blkdev.h4
-rw-r--r--include/linux/drbd.h4
-rw-r--r--include/linux/drbd_genl.h4
-rw-r--r--include/linux/drbd_limits.h6
-rw-r--r--include/linux/mlx4/cmd.h7
-rw-r--r--include/linux/mlx4/device.h17
-rw-r--r--include/linux/mmc/dw_mmc.h2
-rw-r--r--include/linux/mmc/sdhci.h3
-rw-r--r--include/linux/of.h87
-rw-r--r--include/linux/of_platform.h7
-rw-r--r--include/linux/of_reserved_mem.h7
-rw-r--r--include/linux/platform_data/mmc-omap.h1
-rw-r--r--include/linux/printk.h3
-rw-r--r--include/linux/vfio.h6
-rw-r--r--include/rdma/ib_mad.h18
-rw-r--r--include/rdma/ib_verbs.h10
-rw-r--r--include/scsi/sg.h4
-rw-r--r--include/trace/events/bcache.h21
-rw-r--r--include/trace/events/thp.h88
-rw-r--r--include/uapi/linux/bsg.h11
-rw-r--r--include/uapi/linux/virtio_blk.h5
-rw-r--r--include/uapi/rdma/ib_user_mad.h42
-rw-r--r--include/uapi/rdma/ib_user_verbs.h16
-rw-r--r--include/uapi/rdma/rdma_user_cm.h1
25 files changed, 339 insertions, 36 deletions
diff --git a/include/linux/bio.h b/include/linux/bio.h
index d2633ee099d9..b39e5000ff58 100644
--- a/include/linux/bio.h
+++ b/include/linux/bio.h
@@ -308,6 +308,7 @@ struct bio_integrity_payload {
unsigned short bip_slab; /* slab the bip came from */
unsigned short bip_vcnt; /* # of integrity bio_vecs */
+ unsigned short bip_max_vcnt; /* integrity bio_vec slots */
unsigned bip_owns_buf:1; /* should free bip_buf */
struct work_struct bip_work; /* I/O completion */
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
index 8699bcf5f099..518b46555b80 100644
--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -21,6 +21,7 @@
#include <linux/bsg.h>
#include <linux/smp.h>
#include <linux/rcupdate.h>
+#include <linux/percpu-refcount.h>
#include <asm/scatterlist.h>
@@ -470,6 +471,7 @@ struct request_queue {
struct mutex sysfs_lock;
int bypass_depth;
+ int mq_freeze_depth;
#if defined(CONFIG_BLK_DEV_BSG)
bsg_job_fn *bsg_job_fn;
@@ -483,7 +485,7 @@ struct request_queue {
#endif
struct rcu_head rcu_head;
wait_queue_head_t mq_freeze_wq;
- struct percpu_counter mq_usage_counter;
+ struct percpu_ref mq_usage_counter;
struct list_head all_q_node;
struct blk_mq_tag_set *tag_set;
diff --git a/include/linux/drbd.h b/include/linux/drbd.h
index 3dbe9bd57a09..debb70d40547 100644
--- a/include/linux/drbd.h
+++ b/include/linux/drbd.h
@@ -52,7 +52,7 @@
#endif
extern const char *drbd_buildtag(void);
-#define REL_VERSION "8.4.3"
+#define REL_VERSION "8.4.5"
#define API_VERSION 1
#define PRO_VERSION_MIN 86
#define PRO_VERSION_MAX 101
@@ -245,7 +245,7 @@ enum drbd_disk_state {
D_DISKLESS,
D_ATTACHING, /* In the process of reading the meta-data */
D_FAILED, /* Becomes D_DISKLESS as soon as we told it the peer */
- /* when >= D_FAILED it is legal to access mdev->bc */
+ /* when >= D_FAILED it is legal to access mdev->ldev */
D_NEGOTIATING, /* Late attaching state, we need to talk to the peer */
D_INCONSISTENT,
D_OUTDATED,
diff --git a/include/linux/drbd_genl.h b/include/linux/drbd_genl.h
index 4193f5f2636c..7b131ed8f9c6 100644
--- a/include/linux/drbd_genl.h
+++ b/include/linux/drbd_genl.h
@@ -171,6 +171,10 @@ GENL_struct(DRBD_NLA_NET_CONF, 5, net_conf,
__flg_field(28, DRBD_GENLA_F_MANDATORY | DRBD_F_INVARIANT, tentative)
__flg_field_def(29, DRBD_GENLA_F_MANDATORY, use_rle, DRBD_USE_RLE_DEF)
/* 9: __u32_field_def(30, DRBD_GENLA_F_MANDATORY, fencing_policy, DRBD_FENCING_DEF) */
+ /* 9: __str_field_def(31, DRBD_GENLA_F_MANDATORY, name, SHARED_SECRET_MAX) */
+ /* 9: __u32_field(32, DRBD_F_REQUIRED | DRBD_F_INVARIANT, peer_node_id) */
+ __flg_field_def(33, 0 /* OPTIONAL */, csums_after_crash_only, DRBD_CSUMS_AFTER_CRASH_ONLY_DEF)
+ __u32_field_def(34, 0 /* OPTIONAL */, sock_check_timeo, DRBD_SOCKET_CHECK_TIMEO_DEF)
)
GENL_struct(DRBD_NLA_SET_ROLE_PARMS, 6, set_role_parms,
diff --git a/include/linux/drbd_limits.h b/include/linux/drbd_limits.h
index 17e50bb00521..8ac8c5d9a3ad 100644
--- a/include/linux/drbd_limits.h
+++ b/include/linux/drbd_limits.h
@@ -214,6 +214,7 @@
#define DRBD_ALLOW_TWO_PRIMARIES_DEF 0
#define DRBD_ALWAYS_ASBP_DEF 0
#define DRBD_USE_RLE_DEF 1
+#define DRBD_CSUMS_AFTER_CRASH_ONLY_DEF 0
#define DRBD_AL_STRIPES_MIN 1
#define DRBD_AL_STRIPES_MAX 1024
@@ -224,4 +225,9 @@
#define DRBD_AL_STRIPE_SIZE_MAX 16777216
#define DRBD_AL_STRIPE_SIZE_DEF 32
#define DRBD_AL_STRIPE_SIZE_SCALE 'k' /* kilobytes */
+
+#define DRBD_SOCKET_CHECK_TIMEO_MIN 0
+#define DRBD_SOCKET_CHECK_TIMEO_MAX DRBD_PING_TIMEO_MAX
+#define DRBD_SOCKET_CHECK_TIMEO_DEF 0
+#define DRBD_SOCKET_CHECK_TIMEO_SCALE '1'
#endif
diff --git a/include/linux/mlx4/cmd.h b/include/linux/mlx4/cmd.h
index c8450366c130..379c02648ab3 100644
--- a/include/linux/mlx4/cmd.h
+++ b/include/linux/mlx4/cmd.h
@@ -116,6 +116,7 @@ enum {
/* special QP and management commands */
MLX4_CMD_CONF_SPECIAL_QP = 0x23,
MLX4_CMD_MAD_IFC = 0x24,
+ MLX4_CMD_MAD_DEMUX = 0x203,
/* multicast commands */
MLX4_CMD_READ_MCG = 0x25,
@@ -186,6 +187,12 @@ enum {
};
enum {
+ MLX4_CMD_MAD_DEMUX_CONFIG = 0,
+ MLX4_CMD_MAD_DEMUX_QUERY_STATE = 1,
+ MLX4_CMD_MAD_DEMUX_QUERY_RESTR = 2, /* Query mad demux restrictions */
+};
+
+enum {
MLX4_CMD_WRAPPED,
MLX4_CMD_NATIVE
};
diff --git a/include/linux/mlx4/device.h b/include/linux/mlx4/device.h
index e15b1544ea83..071f6b234604 100644
--- a/include/linux/mlx4/device.h
+++ b/include/linux/mlx4/device.h
@@ -183,6 +183,7 @@ enum {
MLX4_DEV_CAP_FLAG2_UPDATE_QP = 1LL << 8,
MLX4_DEV_CAP_FLAG2_DMFS_IPOIB = 1LL << 9,
MLX4_DEV_CAP_FLAG2_VXLAN_OFFLOADS = 1LL << 10,
+ MLX4_DEV_CAP_FLAG2_MAD_DEMUX = 1LL << 11,
};
enum {
@@ -273,6 +274,7 @@ enum {
MLX4_PERM_REMOTE_WRITE = 1 << 13,
MLX4_PERM_ATOMIC = 1 << 14,
MLX4_PERM_BIND_MW = 1 << 15,
+ MLX4_PERM_MASK = 0xFC00
};
enum {
@@ -1254,6 +1256,21 @@ int mlx4_vf_smi_enabled(struct mlx4_dev *dev, int slave, int port);
int mlx4_vf_get_enable_smi_admin(struct mlx4_dev *dev, int slave, int port);
int mlx4_vf_set_enable_smi_admin(struct mlx4_dev *dev, int slave, int port,
int enable);
+int mlx4_mr_hw_get_mpt(struct mlx4_dev *dev, struct mlx4_mr *mmr,
+ struct mlx4_mpt_entry ***mpt_entry);
+int mlx4_mr_hw_write_mpt(struct mlx4_dev *dev, struct mlx4_mr *mmr,
+ struct mlx4_mpt_entry **mpt_entry);
+int mlx4_mr_hw_change_pd(struct mlx4_dev *dev, struct mlx4_mpt_entry *mpt_entry,
+ u32 pdn);
+int mlx4_mr_hw_change_access(struct mlx4_dev *dev,
+ struct mlx4_mpt_entry *mpt_entry,
+ u32 access);
+void mlx4_mr_hw_put_mpt(struct mlx4_dev *dev,
+ struct mlx4_mpt_entry **mpt_entry);
+void mlx4_mr_rereg_mem_cleanup(struct mlx4_dev *dev, struct mlx4_mr *mr);
+int mlx4_mr_rereg_mem_write(struct mlx4_dev *dev, struct mlx4_mr *mr,
+ u64 iova, u64 size, int npages,
+ int page_shift, struct mlx4_mpt_entry *mpt_entry);
/* Returns true if running in low memory profile (kdump kernel) */
static inline bool mlx4_low_memory_profile(void)
diff --git a/include/linux/mmc/dw_mmc.h b/include/linux/mmc/dw_mmc.h
index babaea93bca6..29ce014ab421 100644
--- a/include/linux/mmc/dw_mmc.h
+++ b/include/linux/mmc/dw_mmc.h
@@ -213,6 +213,8 @@ struct dw_mci_dma_ops {
#define DW_MCI_QUIRK_HIGHSPEED BIT(2)
/* Unreliable card detection */
#define DW_MCI_QUIRK_BROKEN_CARD_DETECTION BIT(3)
+/* No write protect */
+#define DW_MCI_QUIRK_NO_WRITE_PROTECT BIT(4)
/* Slot level quirks */
/* This slot has no write protect */
diff --git a/include/linux/mmc/sdhci.h b/include/linux/mmc/sdhci.h
index 08abe9941884..09ebe57d5ce9 100644
--- a/include/linux/mmc/sdhci.h
+++ b/include/linux/mmc/sdhci.h
@@ -104,9 +104,6 @@ struct sdhci_host {
const struct sdhci_ops *ops; /* Low level hw interface */
- struct regulator *vmmc; /* Power regulator (vmmc) */
- struct regulator *vqmmc; /* Signaling regulator (vccq) */
-
/* Internal data */
struct mmc_host *mmc; /* MMC structure */
u64 dma_mask; /* custom DMA mask */
diff --git a/include/linux/of.h b/include/linux/of.h
index 196b34c1ef4e..6c4363b8ddc3 100644
--- a/include/linux/of.h
+++ b/include/linux/of.h
@@ -74,8 +74,6 @@ struct of_phandle_args {
uint32_t args[MAX_PHANDLE_ARGS];
};
-extern int of_node_add(struct device_node *node);
-
/* initialize a node */
extern struct kobj_type of_node_ktype;
static inline void of_node_init(struct device_node *node)
@@ -113,6 +111,7 @@ static inline void of_node_put(struct device_node *node) { }
extern struct device_node *of_allnodes;
extern struct device_node *of_chosen;
extern struct device_node *of_aliases;
+extern struct device_node *of_stdout;
extern raw_spinlock_t devtree_lock;
static inline bool of_have_populated_dt(void)
@@ -204,6 +203,7 @@ static inline unsigned long of_read_ulong(const __be32 *cell, int size)
#define OF_DYNAMIC 1 /* node and properties were allocated via kmalloc */
#define OF_DETACHED 2 /* node has been detached from the device tree */
#define OF_POPULATED 3 /* device already created for the node */
+#define OF_POPULATED_BUS 4 /* of_platform_populate recursed to children of this node */
#define OF_IS_DYNAMIC(x) test_bit(OF_DYNAMIC, &x->_flags)
#define OF_MARK_DYNAMIC(x) set_bit(OF_DYNAMIC, &x->_flags)
@@ -322,6 +322,7 @@ extern int of_update_property(struct device_node *np, struct property *newprop);
struct of_prop_reconfig {
struct device_node *dn;
struct property *prop;
+ struct property *old_prop;
};
extern int of_reconfig_notifier_register(struct notifier_block *);
@@ -352,7 +353,7 @@ const __be32 *of_prop_next_u32(struct property *prop, const __be32 *cur,
*/
const char *of_prop_next_string(struct property *prop, const char *cur);
-int of_device_is_stdout_path(struct device_node *dn);
+bool of_console_check(struct device_node *dn, char *name, int index);
#else /* CONFIG_OF */
@@ -564,9 +565,9 @@ static inline int of_machine_is_compatible(const char *compat)
return 0;
}
-static inline int of_device_is_stdout_path(struct device_node *dn)
+static inline bool of_console_check(const struct device_node *dn, const char *name, int index)
{
- return 0;
+ return false;
}
static inline const __be32 *of_prop_next_u32(struct property *prop,
@@ -786,4 +787,80 @@ typedef void (*of_init_fn_1)(struct device_node *);
#define OF_DECLARE_2(table, name, compat, fn) \
_OF_DECLARE(table, name, compat, fn, of_init_fn_2)
+/**
+ * struct of_changeset_entry - Holds a changeset entry
+ *
+ * @node: list_head for the log list
+ * @action: notifier action
+ * @np: pointer to the device node affected
+ * @prop: pointer to the property affected
+ * @old_prop: hold a pointer to the original property
+ *
+ * Every modification of the device tree during a changeset
+ * is held in a list of of_changeset_entry structures.
+ * That way we can recover from a partial application, or we can
+ * revert the changeset
+ */
+struct of_changeset_entry {
+ struct list_head node;
+ unsigned long action;
+ struct device_node *np;
+ struct property *prop;
+ struct property *old_prop;
+};
+
+/**
+ * struct of_changeset - changeset tracker structure
+ *
+ * @entries: list_head for the changeset entries
+ *
+ * changesets are a convenient way to apply bulk changes to the
+ * live tree. In case of an error, changes are rolled-back.
+ * changesets live on after initial application, and if not
+ * destroyed after use, they can be reverted in one single call.
+ */
+struct of_changeset {
+ struct list_head entries;
+};
+
+#ifdef CONFIG_OF_DYNAMIC
+extern void of_changeset_init(struct of_changeset *ocs);
+extern void of_changeset_destroy(struct of_changeset *ocs);
+extern int of_changeset_apply(struct of_changeset *ocs);
+extern int of_changeset_revert(struct of_changeset *ocs);
+extern int of_changeset_action(struct of_changeset *ocs,
+ unsigned long action, struct device_node *np,
+ struct property *prop);
+
+static inline int of_changeset_attach_node(struct of_changeset *ocs,
+ struct device_node *np)
+{
+ return of_changeset_action(ocs, OF_RECONFIG_ATTACH_NODE, np, NULL);
+}
+
+static inline int of_changeset_detach_node(struct of_changeset *ocs,
+ struct device_node *np)
+{
+ return of_changeset_action(ocs, OF_RECONFIG_DETACH_NODE, np, NULL);
+}
+
+static inline int of_changeset_add_property(struct of_changeset *ocs,
+ struct device_node *np, struct property *prop)
+{
+ return of_changeset_action(ocs, OF_RECONFIG_ADD_PROPERTY, np, prop);
+}
+
+static inline int of_changeset_remove_property(struct of_changeset *ocs,
+ struct device_node *np, struct property *prop)
+{
+ return of_changeset_action(ocs, OF_RECONFIG_REMOVE_PROPERTY, np, prop);
+}
+
+static inline int of_changeset_update_property(struct of_changeset *ocs,
+ struct device_node *np, struct property *prop)
+{
+ return of_changeset_action(ocs, OF_RECONFIG_UPDATE_PROPERTY, np, prop);
+}
+#endif
+
#endif /* _LINUX_OF_H */
diff --git a/include/linux/of_platform.h b/include/linux/of_platform.h
index d96e1badbee0..c2b0627a2317 100644
--- a/include/linux/of_platform.h
+++ b/include/linux/of_platform.h
@@ -72,7 +72,7 @@ extern int of_platform_populate(struct device_node *root,
const struct of_device_id *matches,
const struct of_dev_auxdata *lookup,
struct device *parent);
-extern int of_platform_depopulate(struct device *parent);
+extern void of_platform_depopulate(struct device *parent);
#else
static inline int of_platform_populate(struct device_node *root,
const struct of_device_id *matches,
@@ -81,10 +81,7 @@ static inline int of_platform_populate(struct device_node *root,
{
return -ENODEV;
}
-static inline int of_platform_depopulate(struct device *parent)
-{
- return -ENODEV;
-}
+static inline void of_platform_depopulate(struct device *parent) { }
#endif
#endif /* _LINUX_OF_PLATFORM_H */
diff --git a/include/linux/of_reserved_mem.h b/include/linux/of_reserved_mem.h
index 4669ddfdd5af..5b5efae09135 100644
--- a/include/linux/of_reserved_mem.h
+++ b/include/linux/of_reserved_mem.h
@@ -8,6 +8,7 @@ struct reserved_mem_ops;
struct reserved_mem {
const char *name;
unsigned long fdt_node;
+ unsigned long phandle;
const struct reserved_mem_ops *ops;
phys_addr_t base;
phys_addr_t size;
@@ -27,10 +28,16 @@ typedef int (*reservedmem_of_init_fn)(struct reserved_mem *rmem);
_OF_DECLARE(reservedmem, name, compat, init, reservedmem_of_init_fn)
#ifdef CONFIG_OF_RESERVED_MEM
+void of_reserved_mem_device_init(struct device *dev);
+void of_reserved_mem_device_release(struct device *dev);
+
void fdt_init_reserved_mem(void);
void fdt_reserved_mem_save_node(unsigned long node, const char *uname,
phys_addr_t base, phys_addr_t size);
#else
+static inline void of_reserved_mem_device_init(struct device *dev) { }
+static inline void of_reserved_mem_device_release(struct device *pdev) { }
+
static inline void fdt_init_reserved_mem(void) { }
static inline void fdt_reserved_mem_save_node(unsigned long node,
const char *uname, phys_addr_t base, phys_addr_t size) { }
diff --git a/include/linux/platform_data/mmc-omap.h b/include/linux/platform_data/mmc-omap.h
index 2bf1b30cb5dc..51e70cf25cbc 100644
--- a/include/linux/platform_data/mmc-omap.h
+++ b/include/linux/platform_data/mmc-omap.h
@@ -28,6 +28,7 @@
*/
#define OMAP_HSMMC_SUPPORTS_DUAL_VOLT BIT(0)
#define OMAP_HSMMC_BROKEN_MULTIBLOCK_READ BIT(1)
+#define OMAP_HSMMC_SWAKEUP_MISSING BIT(2)
struct mmc_card;
diff --git a/include/linux/printk.h b/include/linux/printk.h
index 0990997a5304..d78125f73ac4 100644
--- a/include/linux/printk.h
+++ b/include/linux/printk.h
@@ -10,6 +10,9 @@
extern const char linux_banner[];
extern const char linux_proc_banner[];
+extern char *log_buf_addr_get(void);
+extern u32 log_buf_len_get(void);
+
static inline int printk_get_level(const char *buffer)
{
if (buffer[0] == KERN_SOH_ASCII && buffer[1]) {
diff --git a/include/linux/vfio.h b/include/linux/vfio.h
index 25a0fbd4b998..d3204115f15d 100644
--- a/include/linux/vfio.h
+++ b/include/linux/vfio.h
@@ -98,16 +98,16 @@ extern int vfio_external_user_iommu_id(struct vfio_group *group);
extern long vfio_external_check_extension(struct vfio_group *group,
unsigned long arg);
+struct pci_dev;
#ifdef CONFIG_EEH
-extern int vfio_spapr_pci_eeh_open(struct pci_dev *pdev);
+extern void vfio_spapr_pci_eeh_open(struct pci_dev *pdev);
extern void vfio_spapr_pci_eeh_release(struct pci_dev *pdev);
extern long vfio_spapr_iommu_eeh_ioctl(struct iommu_group *group,
unsigned int cmd,
unsigned long arg);
#else
-static inline int vfio_spapr_pci_eeh_open(struct pci_dev *pdev)
+static inline void vfio_spapr_pci_eeh_open(struct pci_dev *pdev)
{
- return 0;
}
static inline void vfio_spapr_pci_eeh_release(struct pci_dev *pdev)
diff --git a/include/rdma/ib_mad.h b/include/rdma/ib_mad.h
index 3d81b90cc315..9bb99e983f58 100644
--- a/include/rdma/ib_mad.h
+++ b/include/rdma/ib_mad.h
@@ -40,6 +40,7 @@
#include <linux/list.h>
#include <rdma/ib_verbs.h>
+#include <uapi/rdma/ib_user_mad.h>
/* Management base version */
#define IB_MGMT_BASE_VERSION 1
@@ -355,9 +356,13 @@ typedef void (*ib_mad_recv_handler)(struct ib_mad_agent *mad_agent,
* @hi_tid: Access layer assigned transaction ID for this client.
* Unsolicited MADs sent by this client will have the upper 32-bits
* of their TID set to this value.
+ * @flags: registration flags
* @port_num: Port number on which QP is registered
* @rmpp_version: If set, indicates the RMPP version used by this agent.
*/
+enum {
+ IB_MAD_USER_RMPP = IB_USER_MAD_USER_RMPP,
+};
struct ib_mad_agent {
struct ib_device *device;
struct ib_qp *qp;
@@ -367,6 +372,7 @@ struct ib_mad_agent {
ib_mad_snoop_handler snoop_handler;
void *context;
u32 hi_tid;
+ u32 flags;
u8 port_num;
u8 rmpp_version;
};
@@ -426,6 +432,7 @@ struct ib_mad_recv_wc {
* in the range from 0x30 to 0x4f. Otherwise not used.
* @method_mask: The caller will receive unsolicited MADs for any method
* where @method_mask = 1.
+ *
*/
struct ib_mad_reg_req {
u8 mgmt_class;
@@ -451,6 +458,7 @@ struct ib_mad_reg_req {
* @recv_handler: The completion callback routine invoked for a received
* MAD.
* @context: User specified context associated with the registration.
+ * @registration_flags: Registration flags to set for this agent
*/
struct ib_mad_agent *ib_register_mad_agent(struct ib_device *device,
u8 port_num,
@@ -459,7 +467,8 @@ struct ib_mad_agent *ib_register_mad_agent(struct ib_device *device,
u8 rmpp_version,
ib_mad_send_handler send_handler,
ib_mad_recv_handler recv_handler,
- void *context);
+ void *context,
+ u32 registration_flags);
enum ib_mad_snoop_flags {
/*IB_MAD_SNOOP_POSTED_SENDS = 1,*/
@@ -661,4 +670,11 @@ void *ib_get_rmpp_segment(struct ib_mad_send_buf *send_buf, int seg_num);
*/
void ib_free_send_mad(struct ib_mad_send_buf *send_buf);
+/**
+ * ib_mad_kernel_rmpp_agent - Returns if the agent is performing RMPP.
+ * @agent: the agent in question
+ * @return: true if agent is performing rmpp, false otherwise.
+ */
+int ib_mad_kernel_rmpp_agent(struct ib_mad_agent *agent);
+
#endif /* IB_MAD_H */
diff --git a/include/rdma/ib_verbs.h b/include/rdma/ib_verbs.h
index 7ccef342f724..ed44cc07a7b3 100644
--- a/include/rdma/ib_verbs.h
+++ b/include/rdma/ib_verbs.h
@@ -1097,7 +1097,8 @@ struct ib_mr_attr {
enum ib_mr_rereg_flags {
IB_MR_REREG_TRANS = 1,
IB_MR_REREG_PD = (1<<1),
- IB_MR_REREG_ACCESS = (1<<2)
+ IB_MR_REREG_ACCESS = (1<<2),
+ IB_MR_REREG_SUPPORTED = ((IB_MR_REREG_ACCESS << 1) - 1)
};
/**
@@ -1547,6 +1548,13 @@ struct ib_device {
u64 virt_addr,
int mr_access_flags,
struct ib_udata *udata);
+ int (*rereg_user_mr)(struct ib_mr *mr,
+ int flags,
+ u64 start, u64 length,
+ u64 virt_addr,
+ int mr_access_flags,
+ struct ib_pd *pd,
+ struct ib_udata *udata);
int (*query_mr)(struct ib_mr *mr,
struct ib_mr_attr *mr_attr);
int (*dereg_mr)(struct ib_mr *mr);
diff --git a/include/scsi/sg.h b/include/scsi/sg.h
index 9859355a7cf9..750e5db7c6bf 100644
--- a/include/scsi/sg.h
+++ b/include/scsi/sg.h
@@ -86,7 +86,9 @@ typedef struct sg_io_hdr
#define SG_FLAG_MMAP_IO 4 /* request memory mapped IO */
#define SG_FLAG_NO_DXFER 0x10000 /* no transfer of kernel buffers to/from */
/* user space (debug indirect IO) */
-#define SG_FLAG_Q_AT_TAIL 0x10 /* default is Q_AT_HEAD */
+/* defaults:: for sg driver: Q_AT_HEAD; for block layer: Q_AT_TAIL */
+#define SG_FLAG_Q_AT_TAIL 0x10
+#define SG_FLAG_Q_AT_HEAD 0x20
/* following 'info' values are "or"-ed together */
#define SG_INFO_OK_MASK 0x1
diff --git a/include/trace/events/bcache.h b/include/trace/events/bcache.h
index c9c3c044b32f..981acf74b14f 100644
--- a/include/trace/events/bcache.h
+++ b/include/trace/events/bcache.h
@@ -148,11 +148,13 @@ TRACE_EVENT(bcache_read,
);
TRACE_EVENT(bcache_write,
- TP_PROTO(struct bio *bio, bool writeback, bool bypass),
- TP_ARGS(bio, writeback, bypass),
+ TP_PROTO(struct cache_set *c, u64 inode, struct bio *bio,
+ bool writeback, bool bypass),
+ TP_ARGS(c, inode, bio, writeback, bypass),
TP_STRUCT__entry(
- __field(dev_t, dev )
+ __array(char, uuid, 16 )
+ __field(u64, inode )
__field(sector_t, sector )
__field(unsigned int, nr_sector )
__array(char, rwbs, 6 )
@@ -161,7 +163,8 @@ TRACE_EVENT(bcache_write,
),
TP_fast_assign(
- __entry->dev = bio->bi_bdev->bd_dev;
+ memcpy(__entry->uuid, c->sb.set_uuid, 16);
+ __entry->inode = inode;
__entry->sector = bio->bi_iter.bi_sector;
__entry->nr_sector = bio->bi_iter.bi_size >> 9;
blk_fill_rwbs(__entry->rwbs, bio->bi_rw, bio->bi_iter.bi_size);
@@ -169,8 +172,8 @@ TRACE_EVENT(bcache_write,
__entry->bypass = bypass;
),
- TP_printk("%d,%d %s %llu + %u hit %u bypass %u",
- MAJOR(__entry->dev), MINOR(__entry->dev),
+ TP_printk("%pU inode %llu %s %llu + %u hit %u bypass %u",
+ __entry->uuid, __entry->inode,
__entry->rwbs, (unsigned long long)__entry->sector,
__entry->nr_sector, __entry->writeback, __entry->bypass)
);
@@ -258,9 +261,9 @@ DEFINE_EVENT(btree_node, bcache_btree_node_alloc,
TP_ARGS(b)
);
-DEFINE_EVENT(btree_node, bcache_btree_node_alloc_fail,
- TP_PROTO(struct btree *b),
- TP_ARGS(b)
+DEFINE_EVENT(cache_set, bcache_btree_node_alloc_fail,
+ TP_PROTO(struct cache_set *c),
+ TP_ARGS(c)
);
DEFINE_EVENT(btree_node, bcache_btree_node_free,
diff --git a/include/trace/events/thp.h b/include/trace/events/thp.h
new file mode 100644
index 000000000000..b59b065e9e5d
--- /dev/null
+++ b/include/trace/events/thp.h
@@ -0,0 +1,88 @@
+#undef TRACE_SYSTEM
+#define TRACE_SYSTEM thp
+
+#if !defined(_TRACE_THP_H) || defined(TRACE_HEADER_MULTI_READ)
+#define _TRACE_THP_H
+
+#include <linux/types.h>
+#include <linux/tracepoint.h>
+
+TRACE_EVENT(hugepage_invalidate,
+
+ TP_PROTO(unsigned long addr, unsigned long pte),
+ TP_ARGS(addr, pte),
+ TP_STRUCT__entry(
+ __field(unsigned long, addr)
+ __field(unsigned long, pte)
+ ),
+
+ TP_fast_assign(
+ __entry->addr = addr;
+ __entry->pte = pte;
+ ),
+
+ TP_printk("hugepage invalidate at addr 0x%lx and pte = 0x%lx",
+ __entry->addr, __entry->pte)
+);
+
+TRACE_EVENT(hugepage_set_pmd,
+
+ TP_PROTO(unsigned long addr, unsigned long pmd),
+ TP_ARGS(addr, pmd),
+ TP_STRUCT__entry(
+ __field(unsigned long, addr)
+ __field(unsigned long, pmd)
+ ),
+
+ TP_fast_assign(
+ __entry->addr = addr;
+ __entry->pmd = pmd;
+ ),
+
+ TP_printk("Set pmd with 0x%lx with 0x%lx", __entry->addr, __entry->pmd)
+);
+
+
+TRACE_EVENT(hugepage_update,
+
+ TP_PROTO(unsigned long addr, unsigned long pte, unsigned long clr, unsigned long set),
+ TP_ARGS(addr, pte, clr, set),
+ TP_STRUCT__entry(
+ __field(unsigned long, addr)
+ __field(unsigned long, pte)
+ __field(unsigned long, clr)
+ __field(unsigned long, set)
+ ),
+
+ TP_fast_assign(
+ __entry->addr = addr;
+ __entry->pte = pte;
+ __entry->clr = clr;
+ __entry->set = set;
+
+ ),
+
+ TP_printk("hugepage update at addr 0x%lx and pte = 0x%lx clr = 0x%lx, set = 0x%lx", __entry->addr, __entry->pte, __entry->clr, __entry->set)
+);
+TRACE_EVENT(hugepage_splitting,
+
+ TP_PROTO(unsigned long addr, unsigned long pte),
+ TP_ARGS(addr, pte),
+ TP_STRUCT__entry(
+ __field(unsigned long, addr)
+ __field(unsigned long, pte)
+ ),
+
+ TP_fast_assign(
+ __entry->addr = addr;
+ __entry->pte = pte;
+ ),
+
+ TP_printk("hugepage splitting at addr 0x%lx and pte = 0x%lx",
+ __entry->addr, __entry->pte)
+);
+
+#endif /* _TRACE_THP_H */
+
+/* This part must be outside protection */
+#include <trace/define_trace.h>
diff --git a/include/uapi/linux/bsg.h b/include/uapi/linux/bsg.h
index 7a12e1c0f371..02986cf8b6f1 100644
--- a/include/uapi/linux/bsg.h
+++ b/include/uapi/linux/bsg.h
@@ -10,12 +10,13 @@
#define BSG_SUB_PROTOCOL_SCSI_TRANSPORT 2
/*
- * For flags member below
- * sg.h sg_io_hdr also has bits defined for it's flags member. However
- * none of these bits are implemented/used by bsg. The bits below are
- * allocated to not conflict with sg.h ones anyway.
+ * For flag constants below:
+ * sg.h sg_io_hdr also has bits defined for it's flags member. These
+ * two flag values (0x10 and 0x20) have the same meaning in sg.h . For
+ * bsg the BSG_FLAG_Q_AT_HEAD flag is ignored since it is the deafult.
*/
-#define BSG_FLAG_Q_AT_TAIL 0x10 /* default, == 0 at this bit, is Q_AT_HEAD */
+#define BSG_FLAG_Q_AT_TAIL 0x10 /* default is Q_AT_HEAD */
+#define BSG_FLAG_Q_AT_HEAD 0x20
struct sg_io_v4 {
__s32 guard; /* [i] 'Q' to differentiate from v3 */
diff --git a/include/uapi/linux/virtio_blk.h b/include/uapi/linux/virtio_blk.h
index 6d8e61c48563..9ad67b267584 100644
--- a/include/uapi/linux/virtio_blk.h
+++ b/include/uapi/linux/virtio_blk.h
@@ -40,6 +40,7 @@
#define VIRTIO_BLK_F_WCE 9 /* Writeback mode enabled after reset */
#define VIRTIO_BLK_F_TOPOLOGY 10 /* Topology information is available */
#define VIRTIO_BLK_F_CONFIG_WCE 11 /* Writeback mode available in config */
+#define VIRTIO_BLK_F_MQ 12 /* support more than one vq */
#ifndef __KERNEL__
/* Old (deprecated) name for VIRTIO_BLK_F_WCE. */
@@ -77,6 +78,10 @@ struct virtio_blk_config {
/* writeback mode (if VIRTIO_BLK_F_CONFIG_WCE) */
__u8 wce;
+ __u8 unused;
+
+ /* number of vqs, only available when VIRTIO_BLK_F_MQ is set */
+ __u16 num_queues;
} __attribute__((packed));
/*
diff --git a/include/uapi/rdma/ib_user_mad.h b/include/uapi/rdma/ib_user_mad.h
index d6fce1cbdb90..09f809f323ea 100644
--- a/include/uapi/rdma/ib_user_mad.h
+++ b/include/uapi/rdma/ib_user_mad.h
@@ -191,6 +191,45 @@ struct ib_user_mad_reg_req {
__u8 rmpp_version;
};
+/**
+ * ib_user_mad_reg_req2 - MAD registration request
+ *
+ * @id - Set by the _kernel_; used by userspace to identify the
+ * registered agent in future requests.
+ * @qpn - Queue pair number; must be 0 or 1.
+ * @mgmt_class - Indicates which management class of MADs should be
+ * receive by the caller. This field is only required if
+ * the user wishes to receive unsolicited MADs, otherwise
+ * it should be 0.
+ * @mgmt_class_version - Indicates which version of MADs for the given
+ * management class to receive.
+ * @res - Ignored.
+ * @flags - additional registration flags; Must be in the set of
+ * flags defined in IB_USER_MAD_REG_FLAGS_CAP
+ * @method_mask - The caller wishes to receive unsolicited MADs for the
+ * methods whose bit(s) is(are) set.
+ * @oui - Indicates IEEE OUI to use when mgmt_class is a vendor
+ * class in the range from 0x30 to 0x4f. Otherwise not
+ * used.
+ * @rmpp_version - If set, indicates the RMPP version to use.
+ */
+enum {
+ IB_USER_MAD_USER_RMPP = (1 << 0),
+};
+#define IB_USER_MAD_REG_FLAGS_CAP (IB_USER_MAD_USER_RMPP)
+struct ib_user_mad_reg_req2 {
+ __u32 id;
+ __u32 qpn;
+ __u8 mgmt_class;
+ __u8 mgmt_class_version;
+ __u16 res;
+ __u32 flags;
+ __u64 method_mask[2];
+ __u32 oui;
+ __u8 rmpp_version;
+ __u8 reserved[3];
+};
+
#define IB_IOCTL_MAGIC 0x1b
#define IB_USER_MAD_REGISTER_AGENT _IOWR(IB_IOCTL_MAGIC, 1, \
@@ -200,4 +239,7 @@ struct ib_user_mad_reg_req {
#define IB_USER_MAD_ENABLE_PKEY _IO(IB_IOCTL_MAGIC, 3)
+#define IB_USER_MAD_REGISTER_AGENT2 _IOWR(IB_IOCTL_MAGIC, 4, \
+ struct ib_user_mad_reg_req2)
+
#endif /* IB_USER_MAD_H */
diff --git a/include/uapi/rdma/ib_user_verbs.h b/include/uapi/rdma/ib_user_verbs.h
index cbfdd4ca9510..26daf55ff76e 100644
--- a/include/uapi/rdma/ib_user_verbs.h
+++ b/include/uapi/rdma/ib_user_verbs.h
@@ -276,6 +276,22 @@ struct ib_uverbs_reg_mr_resp {
__u32 rkey;
};
+struct ib_uverbs_rereg_mr {
+ __u64 response;
+ __u32 mr_handle;
+ __u32 flags;
+ __u64 start;
+ __u64 length;
+ __u64 hca_va;
+ __u32 pd_handle;
+ __u32 access_flags;
+};
+
+struct ib_uverbs_rereg_mr_resp {
+ __u32 lkey;
+ __u32 rkey;
+};
+
struct ib_uverbs_dereg_mr {
__u32 mr_handle;
};
diff --git a/include/uapi/rdma/rdma_user_cm.h b/include/uapi/rdma/rdma_user_cm.h
index 99b80abf360a..3066718eb120 100644
--- a/include/uapi/rdma/rdma_user_cm.h
+++ b/include/uapi/rdma/rdma_user_cm.h
@@ -34,6 +34,7 @@
#define RDMA_USER_CM_H
#include <linux/types.h>
+#include <linux/socket.h>
#include <linux/in6.h>
#include <rdma/ib_user_verbs.h>
#include <rdma/ib_user_sa.h>
generated by cgit v1.2.3 (git 2.0.4) at 2025-05-18 12:43:28 +0000