11 files changed, 189 insertions, 33 deletions

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/fcntl.h b/include/uapi/linux/fcntl.h
index 074b886c6be0..beed138bd359 100644
--- a/include/uapi/linux/fcntl.h
+++ b/include/uapi/linux/fcntl.h
@@ -28,6 +28,21 @@
 #define F_GETPIPE_SZ    (F_LINUX_SPECIFIC_BASE + 8)
 
 /*
+ * Set/Get seals
+ */
+#define F_ADD_SEALS     (F_LINUX_SPECIFIC_BASE + 9)
+#define F_GET_SEALS     (F_LINUX_SPECIFIC_BASE + 10)
+
+/*
+ * Types of seals
+ */
+#define F_SEAL_SEAL     0x0001  /* prevent further seals from being set */
+#define F_SEAL_SHRINK   0x0002  /* prevent file from shrinking */
+#define F_SEAL_GROW     0x0004  /* prevent file from growing */
+#define F_SEAL_WRITE    0x0008  /* prevent writes */
+/* (1U << 31) is reserved for signed error codes */
+
+/*
  * Types of directory notifications that may be requested.
  */
 #define DN_ACCESS       0x00000001      /* File accessed */
diff --git a/include/uapi/linux/in6.h b/include/uapi/linux/in6.h
index 22b7a69619d8..74a2a1773494 100644
--- a/include/uapi/linux/in6.h
+++ b/include/uapi/linux/in6.h
@@ -233,7 +233,6 @@ struct in6_flowlabel_req {
 #if 0   /* not yet */
 #define IPV6_USE_MIN_MTU        63
 #endif
-#define IPV6_AUTOFLOWLABEL      64
 
 /*
  * Netfilter (1)
@@ -262,6 +261,7 @@ struct in6_flowlabel_req {
  * IP6T_SO_ORIGINAL_DST         80
  */
 
+#define IPV6_AUTOFLOWLABEL      70
 /* RFC5014: Source address selection */
 #define IPV6_ADDR_PREFERENCES   72
 
diff --git a/include/uapi/linux/kexec.h b/include/uapi/linux/kexec.h
index d6629d49a243..6925f5b42f89 100644
--- a/include/uapi/linux/kexec.h
+++ b/include/uapi/linux/kexec.h
@@ -13,6 +13,17 @@
 #define KEXEC_PRESERVE_CONTEXT  0x00000002
 #define KEXEC_ARCH_MASK         0xffff0000
 
+/*
+ * Kexec file load interface flags.
+ * KEXEC_FILE_UNLOAD : Unload already loaded kexec/kdump image.
+ * KEXEC_FILE_ON_CRASH : Load/unload operation belongs to kdump image.
+ * KEXEC_FILE_NO_INITRAMFS : No initramfs is being loaded. Ignore the initrd
+ *                           fd field.
+ */
+#define KEXEC_FILE_UNLOAD       0x00000001
+#define KEXEC_FILE_ON_CRASH     0x00000002
+#define KEXEC_FILE_NO_INITRAMFS 0x00000004
+
 /* These values match the ELF architecture values.
  * Unless there is a good reason that should continue to be the case.
  */
diff --git a/include/uapi/linux/kvm.h b/include/uapi/linux/kvm.h
index 9b744af871d7..cf3a2ff440e4 100644
--- a/include/uapi/linux/kvm.h
+++ b/include/uapi/linux/kvm.h
@@ -162,7 +162,7 @@ struct kvm_pit_config {
 #define KVM_EXIT_TPR_ACCESS       12
 #define KVM_EXIT_S390_SIEIC       13
 #define KVM_EXIT_S390_RESET       14
-#define KVM_EXIT_DCR              15
+#define KVM_EXIT_DCR              15 /* deprecated */
 #define KVM_EXIT_NMI              16
 #define KVM_EXIT_INTERNAL_ERROR   17
 #define KVM_EXIT_OSI              18
@@ -268,7 +268,7 @@ struct kvm_run {
                         __u64 trans_exc_code;
                         __u32 pgm_code;
                 } s390_ucontrol;
-                /* KVM_EXIT_DCR */
+                /* KVM_EXIT_DCR (deprecated) */
                 struct {
                         __u32 dcrn;
                         __u32 data;
@@ -763,6 +763,8 @@ struct kvm_ppc_smmu_info {
 #define KVM_CAP_VM_ATTRIBUTES 101
 #define KVM_CAP_ARM_PSCI_0_2 102
 #define KVM_CAP_PPC_FIXUP_HCALL 103
+#define KVM_CAP_PPC_ENABLE_HCALL 104
+#define KVM_CAP_CHECK_EXTENSION_VM 105
 
 #ifdef KVM_CAP_IRQ_ROUTING
 
diff --git a/include/uapi/linux/memfd.h b/include/uapi/linux/memfd.h
new file mode 100644
index 000000000000..534e364bda92
--- /dev/null
+++ b/include/uapi/linux/memfd.h
@@ -0,0 +1,8 @@
+#ifndef _UAPI_LINUX_MEMFD_H
+#define _UAPI_LINUX_MEMFD_H
+
+/* flags for memfd_create(2) (unsigned int) */
+#define MFD_CLOEXEC             0x0001U
+#define MFD_ALLOW_SEALING       0x0002U
+
+#endif /* _UAPI_LINUX_MEMFD_H */
diff --git a/include/uapi/linux/serio.h b/include/uapi/linux/serio.h
index 9f53fa7fc132..becdd78295cc 100644
--- a/include/uapi/linux/serio.h
+++ b/include/uapi/linux/serio.h
@@ -76,5 +76,6 @@
 #define SERIO_HAMPSHIRE 0x3b
 #define SERIO_PS2MULT   0x3c
 #define SERIO_TSC40     0x3d
+#define SERIO_WACOM_IV  0x3e
 
 #endif /* _UAPI_SERIO_H */
diff --git a/include/uapi/linux/uhid.h b/include/uapi/linux/uhid.h
index 1e3b09c191cd..aaa86d6bd1dd 100644
--- a/include/uapi/linux/uhid.h
+++ b/include/uapi/linux/uhid.h
@@ -24,35 +24,23 @@
 #include <linux/hid.h>
 
 enum uhid_event_type {
-        UHID_CREATE,
+        __UHID_LEGACY_CREATE,
         UHID_DESTROY,
         UHID_START,
         UHID_STOP,
         UHID_OPEN,
         UHID_CLOSE,
         UHID_OUTPUT,
-        UHID_OUTPUT_EV,                 /* obsolete! */
-        UHID_INPUT,
-        UHID_FEATURE,
-        UHID_FEATURE_ANSWER,
+        __UHID_LEGACY_OUTPUT_EV,
+        __UHID_LEGACY_INPUT,
+        UHID_GET_REPORT,
+        UHID_GET_REPORT_REPLY,
         UHID_CREATE2,
         UHID_INPUT2,
+        UHID_SET_REPORT,
+        UHID_SET_REPORT_REPLY,
 };
 
-struct uhid_create_req {
-        __u8 name[128];
-        __u8 phys[64];
-        __u8 uniq[64];
-        __u8 __user *rd_data;
-        __u16 rd_size;
-
-        __u16 bus;
-        __u32 vendor;
-        __u32 product;
-        __u32 version;
-        __u32 country;
-} __attribute__((__packed__));
-
 struct uhid_create2_req {
         __u8 name[128];
         __u8 phys[64];
@@ -66,6 +54,16 @@ struct uhid_create2_req {
         __u8 rd_data[HID_MAX_DESCRIPTOR_SIZE];
 } __attribute__((__packed__));
 
+enum uhid_dev_flag {
+        UHID_DEV_NUMBERED_FEATURE_REPORTS                       = (1ULL << 0),
+        UHID_DEV_NUMBERED_OUTPUT_REPORTS                        = (1ULL << 1),
+        UHID_DEV_NUMBERED_INPUT_REPORTS                         = (1ULL << 2),
+};
+
+struct uhid_start_req {
+        __u64 dev_flags;
+};
+
 #define UHID_DATA_MAX 4096
 
 enum uhid_report_type {
@@ -74,36 +72,94 @@ enum uhid_report_type {
         UHID_INPUT_REPORT,
 };
 
-struct uhid_input_req {
+struct uhid_input2_req {
+        __u16 size;
+        __u8 data[UHID_DATA_MAX];
+} __attribute__((__packed__));
+
+struct uhid_output_req {
         __u8 data[UHID_DATA_MAX];
         __u16 size;
+        __u8 rtype;
 } __attribute__((__packed__));
 
-struct uhid_input2_req {
+struct uhid_get_report_req {
+        __u32 id;
+        __u8 rnum;
+        __u8 rtype;
+} __attribute__((__packed__));
+
+struct uhid_get_report_reply_req {
+        __u32 id;
+        __u16 err;
         __u16 size;
         __u8 data[UHID_DATA_MAX];
 } __attribute__((__packed__));
 
-struct uhid_output_req {
+struct uhid_set_report_req {
+        __u32 id;
+        __u8 rnum;
+        __u8 rtype;
+        __u16 size;
+        __u8 data[UHID_DATA_MAX];
+} __attribute__((__packed__));
+
+struct uhid_set_report_reply_req {
+        __u32 id;
+        __u16 err;
+} __attribute__((__packed__));
+
+/*
+ * Compat Layer
+ * All these commands and requests are obsolete. You should avoid using them in
+ * new code. We support them for backwards-compatibility, but you might not get
+ * access to new feature in case you use them.
+ */
+
+enum uhid_legacy_event_type {
+        UHID_CREATE                     = __UHID_LEGACY_CREATE,
+        UHID_OUTPUT_EV                  = __UHID_LEGACY_OUTPUT_EV,
+        UHID_INPUT                      = __UHID_LEGACY_INPUT,
+        UHID_FEATURE                    = UHID_GET_REPORT,
+        UHID_FEATURE_ANSWER             = UHID_GET_REPORT_REPLY,
+};
+
+/* Obsolete! Use UHID_CREATE2. */
+struct uhid_create_req {
+        __u8 name[128];
+        __u8 phys[64];
+        __u8 uniq[64];
+        __u8 __user *rd_data;
+        __u16 rd_size;
+
+        __u16 bus;
+        __u32 vendor;
+        __u32 product;
+        __u32 version;
+        __u32 country;
+} __attribute__((__packed__));
+
+/* Obsolete! Use UHID_INPUT2. */
+struct uhid_input_req {
         __u8 data[UHID_DATA_MAX];
         __u16 size;
-        __u8 rtype;
 } __attribute__((__packed__));
 
-/* Obsolete! Newer kernels will no longer send these events but instead convert
- * it into raw output reports via UHID_OUTPUT. */
+/* Obsolete! Kernel uses UHID_OUTPUT exclusively now. */
 struct uhid_output_ev_req {
         __u16 type;
         __u16 code;
         __s32 value;
 } __attribute__((__packed__));
 
+/* Obsolete! Kernel uses ABI compatible UHID_GET_REPORT. */
 struct uhid_feature_req {
         __u32 id;
         __u8 rnum;
         __u8 rtype;
 } __attribute__((__packed__));
 
+/* Obsolete! Use ABI compatible UHID_GET_REPORT_REPLY. */
 struct uhid_feature_answer_req {
         __u32 id;
         __u16 err;
@@ -111,6 +167,15 @@ struct uhid_feature_answer_req {
         __u8 data[UHID_DATA_MAX];
 } __attribute__((__packed__));
 
+/*
+ * UHID Events
+ * All UHID events from and to the kernel are encoded as "struct uhid_event".
+ * The "type" field contains a UHID_* type identifier. All payload depends on
+ * that type and can be accessed via ev->u.XYZ accordingly.
+ * If user-space writes short events, they're extended with 0s by the kernel. If
+ * the kernel writes short events, user-space shall extend them with 0s.
+ */
+
 struct uhid_event {
         __u32 type;
 
@@ -120,9 +185,14 @@ struct uhid_event {
                 struct uhid_output_req output;
                 struct uhid_output_ev_req output_ev;
                 struct uhid_feature_req feature;
+                struct uhid_get_report_req get_report;
                 struct uhid_feature_answer_req feature_answer;
+                struct uhid_get_report_reply_req get_report_reply;
                 struct uhid_create2_req create2;
                 struct uhid_input2_req input2;
+                struct uhid_set_report_req set_report;
+                struct uhid_set_report_reply_req set_report_reply;
+                struct uhid_start_req start;
         } u;
 } __attribute__((__packed__));
 
diff --git a/include/uapi/linux/uinput.h b/include/uapi/linux/uinput.h
index 0389b489bbba..baeab83deb64 100644
--- a/include/uapi/linux/uinput.h
+++ b/include/uapi/linux/uinput.h
@@ -84,6 +84,15 @@ struct uinput_ff_erase {
  */
 #define UI_GET_SYSNAME(len)     _IOC(_IOC_READ, UINPUT_IOCTL_BASE, 300, len)
 
+/**
+ * UI_GET_VERSION - Return version of uinput protocol
+ *
+ * This writes uinput protocol version implemented by the kernel into
+ * the integer pointed to by the ioctl argument. The protocol version
+ * is hard-coded in the kernel and is independent of the uinput device.
+ */
+#define UI_GET_VERSION          _IOR(UINPUT_IOCTL_BASE, 301, unsigned int)
+
 /*
  * To write a force-feedback-capable driver, the upload_effect
  * and erase_effect callbacks in input_dev must be implemented.
diff --git a/include/uapi/linux/vfio.h b/include/uapi/linux/vfio.h
index cb9023d4f063..6612974c64bf 100644
--- a/include/uapi/linux/vfio.h
+++ b/include/uapi/linux/vfio.h
@@ -30,6 +30,9 @@
  */
 #define VFIO_DMA_CC_IOMMU               4
 
+/* Check if EEH is supported */
+#define VFIO_EEH                        5
+
 /*
  * The IOCTL interface is designed for extensibility by embedding the
  * structure length (argsz) and flags into structures passed between
@@ -455,6 +458,37 @@ struct vfio_iommu_spapr_tce_info {
 
 #define VFIO_IOMMU_SPAPR_TCE_GET_INFO   _IO(VFIO_TYPE, VFIO_BASE + 12)
 
+/*
+ * EEH PE operation struct provides ways to:
+ * - enable/disable EEH functionality;
+ * - unfreeze IO/DMA for frozen PE;
+ * - read PE state;
+ * - reset PE;
+ * - configure PE.
+ */
+struct vfio_eeh_pe_op {
+        __u32 argsz;
+        __u32 flags;
+        __u32 op;
+};
+
+#define VFIO_EEH_PE_DISABLE             0       /* Disable EEH functionality */
+#define VFIO_EEH_PE_ENABLE              1       /* Enable EEH functionality  */
+#define VFIO_EEH_PE_UNFREEZE_IO         2       /* Enable IO for frozen PE   */
+#define VFIO_EEH_PE_UNFREEZE_DMA        3       /* Enable DMA for frozen PE  */
+#define VFIO_EEH_PE_GET_STATE           4       /* PE state retrieval        */
+#define  VFIO_EEH_PE_STATE_NORMAL       0       /* PE in functional state    */
+#define  VFIO_EEH_PE_STATE_RESET        1       /* PE reset in progress      */
+#define  VFIO_EEH_PE_STATE_STOPPED      2       /* Stopped DMA and IO        */
+#define  VFIO_EEH_PE_STATE_STOPPED_DMA  4       /* Stopped DMA only          */
+#define  VFIO_EEH_PE_STATE_UNAVAIL      5       /* State unavailable         */
+#define VFIO_EEH_PE_RESET_DEACTIVATE    5       /* Deassert PE reset         */
+#define VFIO_EEH_PE_RESET_HOT           6       /* Assert hot reset          */
+#define VFIO_EEH_PE_RESET_FUNDAMENTAL   7       /* Assert fundamental reset  */
+#define VFIO_EEH_PE_CONFIGURE           8       /* PE configuration          */
+
+#define VFIO_EEH_PE_OP                  _IO(VFIO_TYPE, VFIO_BASE + 21)
+
 /* ***************************************************************** */
 
 #endif /* _UAPIVFIO_H */
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));
 
 /*