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-rw-r--r--include/uapi/asm-generic/posix_types.h1
-rw-r--r--include/uapi/asm-generic/unistd.h4
-rw-r--r--include/uapi/linux/blktrace_api.h55
-rw-r--r--include/uapi/linux/blkzoned.h46
-rw-r--r--include/uapi/linux/bpf.h33
-rw-r--r--include/uapi/linux/btrfs.h9
-rw-r--r--include/uapi/linux/energy_model.h62
-rw-r--r--include/uapi/linux/fcntl.h16
-rw-r--r--include/uapi/linux/fs.h3
-rw-r--r--include/uapi/linux/io_uring.h43
-rw-r--r--include/uapi/linux/io_uring/query.h24
-rw-r--r--include/uapi/linux/nsfs.h58
-rw-r--r--include/uapi/linux/perf_event.h23
-rw-r--r--include/uapi/linux/pidfd.h11
-rw-r--r--include/uapi/linux/raid/md_p.h3
-rw-r--r--include/uapi/linux/rseq.h21
16 files changed, 381 insertions, 31 deletions
diff --git a/include/uapi/asm-generic/posix_types.h b/include/uapi/asm-generic/posix_types.h
index b5f7594eee7a..0a90ad92dbf3 100644
--- a/include/uapi/asm-generic/posix_types.h
+++ b/include/uapi/asm-generic/posix_types.h
@@ -86,6 +86,7 @@ typedef struct {
*/
typedef __kernel_long_t __kernel_off_t;
typedef long long __kernel_loff_t;
+typedef unsigned long long __kernel_uoff_t;
typedef __kernel_long_t __kernel_old_time_t;
#ifndef __KERNEL__
typedef __kernel_long_t __kernel_time_t;
diff --git a/include/uapi/asm-generic/unistd.h b/include/uapi/asm-generic/unistd.h
index 04e0077fb4c9..942370b3f5d2 100644
--- a/include/uapi/asm-generic/unistd.h
+++ b/include/uapi/asm-generic/unistd.h
@@ -857,9 +857,11 @@ __SYSCALL(__NR_open_tree_attr, sys_open_tree_attr)
__SYSCALL(__NR_file_getattr, sys_file_getattr)
#define __NR_file_setattr 469
__SYSCALL(__NR_file_setattr, sys_file_setattr)
+#define __NR_listns 470
+__SYSCALL(__NR_listns, sys_listns)
#undef __NR_syscalls
-#define __NR_syscalls 470
+#define __NR_syscalls 471
/*
* 32 bit systems traditionally used different
diff --git a/include/uapi/linux/blktrace_api.h b/include/uapi/linux/blktrace_api.h
index 1bfb635e309b..7c092d9f3aa4 100644
--- a/include/uapi/linux/blktrace_api.h
+++ b/include/uapi/linux/blktrace_api.h
@@ -26,11 +26,22 @@ enum blktrace_cat {
BLK_TC_DRV_DATA = 1 << 14, /* binary per-driver data */
BLK_TC_FUA = 1 << 15, /* fua requests */
- BLK_TC_END = 1 << 15, /* we've run out of bits! */
+ BLK_TC_END_V1 = 1 << 15, /* we've run out of bits! */
+
+ BLK_TC_ZONE_APPEND = 1ull << 16, /* zone append */
+ BLK_TC_ZONE_RESET = 1ull << 17, /* zone reset */
+ BLK_TC_ZONE_RESET_ALL = 1ull << 18, /* zone reset all */
+ BLK_TC_ZONE_FINISH = 1ull << 19, /* zone finish */
+ BLK_TC_ZONE_OPEN = 1ull << 20, /* zone open */
+ BLK_TC_ZONE_CLOSE = 1ull << 21, /* zone close */
+
+ BLK_TC_WRITE_ZEROES = 1ull << 22, /* write-zeroes */
+
+ BLK_TC_END_V2 = 1ull << 22,
};
#define BLK_TC_SHIFT (16)
-#define BLK_TC_ACT(act) ((act) << BLK_TC_SHIFT)
+#define BLK_TC_ACT(act) ((u64)(act) << BLK_TC_SHIFT)
/*
* Basic trace actions
@@ -53,6 +64,8 @@ enum blktrace_act {
__BLK_TA_REMAP, /* bio was remapped */
__BLK_TA_ABORT, /* request aborted */
__BLK_TA_DRV_DATA, /* driver-specific binary data */
+ __BLK_TA_ZONE_PLUG, /* zone write plug was plugged */
+ __BLK_TA_ZONE_UNPLUG, /* zone write plug was unplugged */
__BLK_TA_CGROUP = 1 << 8, /* from a cgroup*/
};
@@ -88,12 +101,19 @@ enum blktrace_notify {
#define BLK_TA_ABORT (__BLK_TA_ABORT | BLK_TC_ACT(BLK_TC_QUEUE))
#define BLK_TA_DRV_DATA (__BLK_TA_DRV_DATA | BLK_TC_ACT(BLK_TC_DRV_DATA))
+#define BLK_TA_ZONE_APPEND (__BLK_TA_COMPLETE |\
+ BLK_TC_ACT(BLK_TC_ZONE_APPEND))
+#define BLK_TA_ZONE_PLUG (__BLK_TA_ZONE_PLUG | BLK_TC_ACT(BLK_TC_QUEUE))
+#define BLK_TA_ZONE_UNPLUG (__BLK_TA_ZONE_UNPLUG |\
+ BLK_TC_ACT(BLK_TC_QUEUE))
+
#define BLK_TN_PROCESS (__BLK_TN_PROCESS | BLK_TC_ACT(BLK_TC_NOTIFY))
#define BLK_TN_TIMESTAMP (__BLK_TN_TIMESTAMP | BLK_TC_ACT(BLK_TC_NOTIFY))
#define BLK_TN_MESSAGE (__BLK_TN_MESSAGE | BLK_TC_ACT(BLK_TC_NOTIFY))
#define BLK_IO_TRACE_MAGIC 0x65617400
#define BLK_IO_TRACE_VERSION 0x07
+#define BLK_IO_TRACE2_VERSION 0x08
/*
* The trace itself
@@ -113,6 +133,21 @@ struct blk_io_trace {
/* cgroup id will be stored here if exists */
};
+struct blk_io_trace2 {
+ __u32 magic; /* MAGIC << 8 | BLK_IO_TRACE2_VERSION */
+ __u32 sequence; /* event number */
+ __u64 time; /* in nanoseconds */
+ __u64 sector; /* disk offset */
+ __u32 bytes; /* transfer length */
+ __u32 pid; /* who did it */
+ __u64 action; /* what happened */
+ __u32 device; /* device number */
+ __u32 cpu; /* on what cpu did it happen */
+ __u16 error; /* completion error */
+ __u16 pdu_len; /* length of data after this trace */
+ __u8 pad[12];
+ /* cgroup id will be stored here if it exists */
+};
/*
* The remap event
*/
@@ -129,6 +164,7 @@ enum {
};
#define BLKTRACE_BDEV_SIZE 32
+#define BLKTRACE_BDEV_SIZE2 64
/*
* User setup structure passed with BLKTRACESETUP
@@ -143,4 +179,19 @@ struct blk_user_trace_setup {
__u32 pid;
};
+/*
+ * User setup structure passed with BLKTRACESETUP2
+ */
+struct blk_user_trace_setup2 {
+ char name[BLKTRACE_BDEV_SIZE2]; /* output */
+ __u64 act_mask; /* input */
+ __u32 buf_size; /* input */
+ __u32 buf_nr; /* input */
+ __u64 start_lba;
+ __u64 end_lba;
+ __u32 pid;
+ __u32 flags; /* currently unused */
+ __u64 reserved[11];
+};
+
#endif /* _UAPIBLKTRACE_H */
diff --git a/include/uapi/linux/blkzoned.h b/include/uapi/linux/blkzoned.h
index f85743ef6e7d..e33f02703350 100644
--- a/include/uapi/linux/blkzoned.h
+++ b/include/uapi/linux/blkzoned.h
@@ -48,6 +48,8 @@ enum blk_zone_type {
* FINISH ZONE command.
* @BLK_ZONE_COND_READONLY: The zone is read-only.
* @BLK_ZONE_COND_OFFLINE: The zone is offline (sectors cannot be read/written).
+ * @BLK_ZONE_COND_ACTIVE: The zone is either implicitly open, explicitly open,
+ * or closed.
*
* The Zone Condition state machine in the ZBC/ZAC standards maps the above
* deinitions as:
@@ -61,6 +63,13 @@ enum blk_zone_type {
*
* Conditions 0x5 to 0xC are reserved by the current ZBC/ZAC spec and should
* be considered invalid.
+ *
+ * The condition BLK_ZONE_COND_ACTIVE is used only with cached zone reports.
+ * It is used to report any of the BLK_ZONE_COND_IMP_OPEN,
+ * BLK_ZONE_COND_EXP_OPEN and BLK_ZONE_COND_CLOSED conditions. Conversely, a
+ * regular zone report will never report a zone condition using
+ * BLK_ZONE_COND_ACTIVE and instead use the conditions BLK_ZONE_COND_IMP_OPEN,
+ * BLK_ZONE_COND_EXP_OPEN or BLK_ZONE_COND_CLOSED as reported by the device.
*/
enum blk_zone_cond {
BLK_ZONE_COND_NOT_WP = 0x0,
@@ -71,15 +80,27 @@ enum blk_zone_cond {
BLK_ZONE_COND_READONLY = 0xD,
BLK_ZONE_COND_FULL = 0xE,
BLK_ZONE_COND_OFFLINE = 0xF,
+
+ BLK_ZONE_COND_ACTIVE = 0xFF,
};
/**
* enum blk_zone_report_flags - Feature flags of reported zone descriptors.
*
- * @BLK_ZONE_REP_CAPACITY: Zone descriptor has capacity field.
+ * @BLK_ZONE_REP_CAPACITY: Output only. Indicates that zone descriptors in a
+ * zone report have a valid capacity field.
+ * @BLK_ZONE_REP_CACHED: Input only. Indicates that the zone report should be
+ * generated using cached zone information. In this case,
+ * the implicit open, explicit open and closed zone
+ * conditions are all reported with the
+ * BLK_ZONE_COND_ACTIVE condition.
*/
enum blk_zone_report_flags {
- BLK_ZONE_REP_CAPACITY = (1 << 0),
+ /* Output flags */
+ BLK_ZONE_REP_CAPACITY = (1U << 0),
+
+ /* Input flags */
+ BLK_ZONE_REP_CACHED = (1U << 31),
};
/**
@@ -122,6 +143,10 @@ struct blk_zone {
* @sector: starting sector of report
* @nr_zones: IN maximum / OUT actual
* @flags: one or more flags as defined by enum blk_zone_report_flags.
+ * @flags: one or more flags as defined by enum blk_zone_report_flags.
+ * With BLKREPORTZONE, this field is ignored as an input and is valid
+ * only as an output. Using BLKREPORTZONEV2, this field is used as both
+ * input and output.
* @zones: Space to hold @nr_zones @zones entries on reply.
*
* The array of at most @nr_zones must follow this structure in memory.
@@ -148,9 +173,19 @@ struct blk_zone_range {
/**
* Zoned block device ioctl's:
*
- * @BLKREPORTZONE: Get zone information. Takes a zone report as argument.
- * The zone report will start from the zone containing the
- * sector specified in the report request structure.
+ * @BLKREPORTZONE: Get zone information from a zoned device. Takes a zone report
+ * as argument. The zone report will start from the zone
+ * containing the sector specified in struct blk_zone_report.
+ * The flags field of struct blk_zone_report is used as an
+ * output only and ignored as an input.
+ * DEPRECATED, use BLKREPORTZONEV2 instead.
+ * @BLKREPORTZONEV2: Same as @BLKREPORTZONE but uses the flags field of
+ * struct blk_zone_report as an input, allowing to get a zone
+ * report using cached zone information if the flag
+ * BLK_ZONE_REP_CACHED is set. In such case, the zone report
+ * may include zones with the condition @BLK_ZONE_COND_ACTIVE
+ * (c.f. the description of this condition above for more
+ * details).
* @BLKRESETZONE: Reset the write pointer of the zones in the specified
* sector range. The sector range must be zone aligned.
* @BLKGETZONESZ: Get the device zone size in number of 512 B sectors.
@@ -169,5 +204,6 @@ struct blk_zone_range {
#define BLKOPENZONE _IOW(0x12, 134, struct blk_zone_range)
#define BLKCLOSEZONE _IOW(0x12, 135, struct blk_zone_range)
#define BLKFINISHZONE _IOW(0x12, 136, struct blk_zone_range)
+#define BLKREPORTZONEV2 _IOWR(0x12, 142, struct blk_zone_report)
#endif /* _UAPI_BLKZONED_H */
diff --git a/include/uapi/linux/bpf.h b/include/uapi/linux/bpf.h
index 6eb75ad900b1..f8d8513eda27 100644
--- a/include/uapi/linux/bpf.h
+++ b/include/uapi/linux/bpf.h
@@ -1026,6 +1026,7 @@ enum bpf_map_type {
BPF_MAP_TYPE_USER_RINGBUF,
BPF_MAP_TYPE_CGRP_STORAGE,
BPF_MAP_TYPE_ARENA,
+ BPF_MAP_TYPE_INSN_ARRAY,
__MAX_BPF_MAP_TYPE
};
@@ -1430,6 +1431,9 @@ enum {
/* Do not translate kernel bpf_arena pointers to user pointers */
BPF_F_NO_USER_CONV = (1U << 18),
+
+/* Enable BPF ringbuf overwrite mode */
+ BPF_F_RB_OVERWRITE = (1U << 19),
};
/* Flags for BPF_PROG_QUERY. */
@@ -5618,7 +5622,7 @@ union bpf_attr {
* Return
* *sk* if casting is valid, or **NULL** otherwise.
*
- * long bpf_dynptr_from_mem(void *data, u32 size, u64 flags, struct bpf_dynptr *ptr)
+ * long bpf_dynptr_from_mem(void *data, u64 size, u64 flags, struct bpf_dynptr *ptr)
* Description
* Get a dynptr to local memory *data*.
*
@@ -5661,7 +5665,7 @@ union bpf_attr {
* Return
* Nothing. Always succeeds.
*
- * long bpf_dynptr_read(void *dst, u32 len, const struct bpf_dynptr *src, u32 offset, u64 flags)
+ * long bpf_dynptr_read(void *dst, u64 len, const struct bpf_dynptr *src, u64 offset, u64 flags)
* Description
* Read *len* bytes from *src* into *dst*, starting from *offset*
* into *src*.
@@ -5671,7 +5675,7 @@ union bpf_attr {
* of *src*'s data, -EINVAL if *src* is an invalid dynptr or if
* *flags* is not 0.
*
- * long bpf_dynptr_write(const struct bpf_dynptr *dst, u32 offset, void *src, u32 len, u64 flags)
+ * long bpf_dynptr_write(const struct bpf_dynptr *dst, u64 offset, void *src, u64 len, u64 flags)
* Description
* Write *len* bytes from *src* into *dst*, starting from *offset*
* into *dst*.
@@ -5692,7 +5696,7 @@ union bpf_attr {
* is a read-only dynptr or if *flags* is not correct. For skb-type dynptrs,
* other errors correspond to errors returned by **bpf_skb_store_bytes**\ ().
*
- * void *bpf_dynptr_data(const struct bpf_dynptr *ptr, u32 offset, u32 len)
+ * void *bpf_dynptr_data(const struct bpf_dynptr *ptr, u64 offset, u64 len)
* Description
* Get a pointer to the underlying dynptr data.
*
@@ -6231,6 +6235,7 @@ enum {
BPF_RB_RING_SIZE = 1,
BPF_RB_CONS_POS = 2,
BPF_RB_PROD_POS = 3,
+ BPF_RB_OVERWRITE_POS = 4,
};
/* BPF ring buffer constants */
@@ -7647,4 +7652,24 @@ enum bpf_kfunc_flags {
BPF_F_PAD_ZEROS = (1ULL << 0),
};
+/*
+ * Values of a BPF_MAP_TYPE_INSN_ARRAY entry must be of this type.
+ *
+ * Before the map is used the orig_off field should point to an
+ * instruction inside the program being loaded. The other fields
+ * must be set to 0.
+ *
+ * After the program is loaded, the xlated_off will be adjusted
+ * by the verifier to point to the index of the original instruction
+ * in the xlated program. If the instruction is deleted, it will
+ * be set to (u32)-1. The jitted_off will be set to the corresponding
+ * offset in the jitted image of the program.
+ */
+struct bpf_insn_array_value {
+ __u32 orig_off;
+ __u32 xlated_off;
+ __u32 jitted_off;
+ __u32 :32;
+};
+
#endif /* _UAPI__LINUX_BPF_H__ */
diff --git a/include/uapi/linux/btrfs.h b/include/uapi/linux/btrfs.h
index 8e710bbb688e..e8fd92789423 100644
--- a/include/uapi/linux/btrfs.h
+++ b/include/uapi/linux/btrfs.h
@@ -1099,6 +1099,12 @@ enum btrfs_err_code {
BTRFS_ERROR_DEV_RAID1C4_MIN_NOT_MET,
};
+/* Flags for IOC_SHUTDOWN, must match XFS_FSOP_GOING_FLAGS_* flags. */
+#define BTRFS_SHUTDOWN_FLAGS_DEFAULT 0x0
+#define BTRFS_SHUTDOWN_FLAGS_LOGFLUSH 0x1
+#define BTRFS_SHUTDOWN_FLAGS_NOLOGFLUSH 0x2
+#define BTRFS_SHUTDOWN_FLAGS_LAST 0x3
+
#define BTRFS_IOC_SNAP_CREATE _IOW(BTRFS_IOCTL_MAGIC, 1, \
struct btrfs_ioctl_vol_args)
#define BTRFS_IOC_DEFRAG _IOW(BTRFS_IOCTL_MAGIC, 2, \
@@ -1220,6 +1226,9 @@ enum btrfs_err_code {
#define BTRFS_IOC_SUBVOL_SYNC_WAIT _IOW(BTRFS_IOCTL_MAGIC, 65, \
struct btrfs_ioctl_subvol_wait)
+/* Shutdown ioctl should follow XFS's interfaces, thus not using btrfs magic. */
+#define BTRFS_IOC_SHUTDOWN _IOR('X', 125, __u32)
+
#ifdef __cplusplus
}
#endif
diff --git a/include/uapi/linux/energy_model.h b/include/uapi/linux/energy_model.h
new file mode 100644
index 000000000000..4ec4c0eabbbb
--- /dev/null
+++ b/include/uapi/linux/energy_model.h
@@ -0,0 +1,62 @@
+/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause) */
+/* Do not edit directly, auto-generated from: */
+/* Documentation/netlink/specs/em.yaml */
+/* YNL-GEN uapi header */
+
+#ifndef _UAPI_LINUX_ENERGY_MODEL_H
+#define _UAPI_LINUX_ENERGY_MODEL_H
+
+#define EM_FAMILY_NAME "em"
+#define EM_FAMILY_VERSION 1
+
+enum {
+ EM_A_PDS_PD = 1,
+
+ __EM_A_PDS_MAX,
+ EM_A_PDS_MAX = (__EM_A_PDS_MAX - 1)
+};
+
+enum {
+ EM_A_PD_PAD = 1,
+ EM_A_PD_PD_ID,
+ EM_A_PD_FLAGS,
+ EM_A_PD_CPUS,
+
+ __EM_A_PD_MAX,
+ EM_A_PD_MAX = (__EM_A_PD_MAX - 1)
+};
+
+enum {
+ EM_A_PD_TABLE_PD_ID = 1,
+ EM_A_PD_TABLE_PS,
+
+ __EM_A_PD_TABLE_MAX,
+ EM_A_PD_TABLE_MAX = (__EM_A_PD_TABLE_MAX - 1)
+};
+
+enum {
+ EM_A_PS_PAD = 1,
+ EM_A_PS_PERFORMANCE,
+ EM_A_PS_FREQUENCY,
+ EM_A_PS_POWER,
+ EM_A_PS_COST,
+ EM_A_PS_FLAGS,
+
+ __EM_A_PS_MAX,
+ EM_A_PS_MAX = (__EM_A_PS_MAX - 1)
+};
+
+enum {
+ EM_CMD_GET_PDS = 1,
+ EM_CMD_GET_PD_TABLE,
+ EM_CMD_PD_CREATED,
+ EM_CMD_PD_UPDATED,
+ EM_CMD_PD_DELETED,
+
+ __EM_CMD_MAX,
+ EM_CMD_MAX = (__EM_CMD_MAX - 1)
+};
+
+#define EM_MCGRP_EVENT "event"
+
+#endif /* _UAPI_LINUX_ENERGY_MODEL_H */
diff --git a/include/uapi/linux/fcntl.h b/include/uapi/linux/fcntl.h
index 3741ea1b73d8..5e277fd955aa 100644
--- a/include/uapi/linux/fcntl.h
+++ b/include/uapi/linux/fcntl.h
@@ -4,6 +4,11 @@
#include <asm/fcntl.h>
#include <linux/openat2.h>
+#ifdef __KERNEL__
+#include <linux/types.h>
+#else
+#include <stdint.h>
+#endif
#define F_SETLEASE (F_LINUX_SPECIFIC_BASE + 0)
#define F_GETLEASE (F_LINUX_SPECIFIC_BASE + 1)
@@ -79,6 +84,17 @@
*/
#define RWF_WRITE_LIFE_NOT_SET RWH_WRITE_LIFE_NOT_SET
+/* Set/Get delegations */
+#define F_GETDELEG (F_LINUX_SPECIFIC_BASE + 15)
+#define F_SETDELEG (F_LINUX_SPECIFIC_BASE + 16)
+
+/* Argument structure for F_GETDELEG and F_SETDELEG */
+struct delegation {
+ uint32_t d_flags; /* Must be 0 */
+ uint16_t d_type; /* F_RDLCK, F_WRLCK, F_UNLCK */
+ uint16_t __pad; /* Must be 0 */
+};
+
/*
* Types of directory notifications that may be requested.
*/
diff --git a/include/uapi/linux/fs.h b/include/uapi/linux/fs.h
index beb4c2d1e41c..66ca526cf786 100644
--- a/include/uapi/linux/fs.h
+++ b/include/uapi/linux/fs.h
@@ -298,8 +298,9 @@ struct file_attr {
#define BLKROTATIONAL _IO(0x12,126)
#define BLKZEROOUT _IO(0x12,127)
#define BLKGETDISKSEQ _IOR(0x12,128,__u64)
-/* 130-136 are used by zoned block device ioctls (uapi/linux/blkzoned.h) */
+/* 130-136 and 142 are used by zoned block device ioctls (uapi/linux/blkzoned.h) */
/* 137-141 are used by blk-crypto ioctls (uapi/linux/blk-crypto.h) */
+#define BLKTRACESETUP2 _IOWR(0x12, 142, struct blk_user_trace_setup2)
#define BMAP_IOCTL 1 /* obsolete - kept for compatibility */
#define FIBMAP _IO(0x00,1) /* bmap access */
diff --git a/include/uapi/linux/io_uring.h b/include/uapi/linux/io_uring.h
index b7c8dad26690..b5b23c0d5283 100644
--- a/include/uapi/linux/io_uring.h
+++ b/include/uapi/linux/io_uring.h
@@ -231,6 +231,12 @@ enum io_uring_sqe_flags_bit {
*/
#define IORING_SETUP_CQE_MIXED (1U << 18)
+/*
+ * Allow both 64b and 128b SQEs. If a 128b SQE is posted, it will have
+ * a 128b opcode.
+ */
+#define IORING_SETUP_SQE_MIXED (1U << 19)
+
enum io_uring_op {
IORING_OP_NOP,
IORING_OP_READV,
@@ -295,6 +301,8 @@ enum io_uring_op {
IORING_OP_READV_FIXED,
IORING_OP_WRITEV_FIXED,
IORING_OP_PIPE,
+ IORING_OP_NOP128,
+ IORING_OP_URING_CMD128,
/* this goes last, obviously */
IORING_OP_LAST,
@@ -689,6 +697,9 @@ enum io_uring_register_op {
/* query various aspects of io_uring, see linux/io_uring/query.h */
IORING_REGISTER_QUERY = 35,
+ /* auxiliary zcrx configuration, see enum zcrx_ctrl_op */
+ IORING_REGISTER_ZCRX_CTRL = 36,
+
/* this goes last */
IORING_REGISTER_LAST,
@@ -998,6 +1009,7 @@ enum io_uring_socket_op {
SOCKET_URING_OP_GETSOCKOPT,
SOCKET_URING_OP_SETSOCKOPT,
SOCKET_URING_OP_TX_TIMESTAMP,
+ SOCKET_URING_OP_GETSOCKNAME,
};
/*
@@ -1052,6 +1064,10 @@ struct io_uring_zcrx_area_reg {
__u64 __resv2[2];
};
+enum zcrx_reg_flags {
+ ZCRX_REG_IMPORT = 1,
+};
+
/*
* Argument for IORING_REGISTER_ZCRX_IFQ
*/
@@ -1070,6 +1086,33 @@ struct io_uring_zcrx_ifq_reg {
__u64 __resv[3];
};
+enum zcrx_ctrl_op {
+ ZCRX_CTRL_FLUSH_RQ,
+ ZCRX_CTRL_EXPORT,
+
+ __ZCRX_CTRL_LAST,
+};
+
+struct zcrx_ctrl_flush_rq {
+ __u64 __resv[6];
+};
+
+struct zcrx_ctrl_export {
+ __u32 zcrx_fd;
+ __u32 __resv1[11];
+};
+
+struct zcrx_ctrl {
+ __u32 zcrx_id;
+ __u32 op; /* see enum zcrx_ctrl_op */
+ __u64 __resv[2];
+
+ union {
+ struct zcrx_ctrl_export zc_export;
+ struct zcrx_ctrl_flush_rq zc_flush;
+ };
+};
+
#ifdef __cplusplus
}
#endif
diff --git a/include/uapi/linux/io_uring/query.h b/include/uapi/linux/io_uring/query.h
index 3539ccbfd064..2456e6c5ebb5 100644
--- a/include/uapi/linux/io_uring/query.h
+++ b/include/uapi/linux/io_uring/query.h
@@ -18,6 +18,8 @@ struct io_uring_query_hdr {
enum {
IO_URING_QUERY_OPCODES = 0,
+ IO_URING_QUERY_ZCRX = 1,
+ IO_URING_QUERY_SCQ = 2,
__IO_URING_QUERY_MAX,
};
@@ -41,4 +43,26 @@ struct io_uring_query_opcode {
__u32 __pad;
};
+struct io_uring_query_zcrx {
+ /* Bitmask of supported ZCRX_REG_* flags, */
+ __u64 register_flags;
+ /* Bitmask of all supported IORING_ZCRX_AREA_* flags */
+ __u64 area_flags;
+ /* The number of supported ZCRX_CTRL_* opcodes */
+ __u32 nr_ctrl_opcodes;
+ __u32 __resv1;
+ /* The refill ring header size */
+ __u32 rq_hdr_size;
+ /* The alignment for the header */
+ __u32 rq_hdr_alignment;
+ __u64 __resv2;
+};
+
+struct io_uring_query_scq {
+ /* The SQ/CQ rings header size */
+ __u64 hdr_size;
+ /* The alignment for the header */
+ __u64 hdr_alignment;
+};
+
#endif
diff --git a/include/uapi/linux/nsfs.h b/include/uapi/linux/nsfs.h
index e098759ec917..a25e38d1c874 100644
--- a/include/uapi/linux/nsfs.h
+++ b/include/uapi/linux/nsfs.h
@@ -67,4 +67,62 @@ struct nsfs_file_handle {
#define NSFS_FILE_HANDLE_SIZE_VER0 16 /* sizeof first published struct */
#define NSFS_FILE_HANDLE_SIZE_LATEST sizeof(struct nsfs_file_handle) /* sizeof latest published struct */
+enum init_ns_id {
+ IPC_NS_INIT_ID = 1ULL,
+ UTS_NS_INIT_ID = 2ULL,
+ USER_NS_INIT_ID = 3ULL,
+ PID_NS_INIT_ID = 4ULL,
+ CGROUP_NS_INIT_ID = 5ULL,
+ TIME_NS_INIT_ID = 6ULL,
+ NET_NS_INIT_ID = 7ULL,
+ MNT_NS_INIT_ID = 8ULL,
+#ifdef __KERNEL__
+ NS_LAST_INIT_ID = MNT_NS_INIT_ID,
+#endif
+};
+
+enum ns_type {
+ TIME_NS = (1ULL << 7), /* CLONE_NEWTIME */
+ MNT_NS = (1ULL << 17), /* CLONE_NEWNS */
+ CGROUP_NS = (1ULL << 25), /* CLONE_NEWCGROUP */
+ UTS_NS = (1ULL << 26), /* CLONE_NEWUTS */
+ IPC_NS = (1ULL << 27), /* CLONE_NEWIPC */
+ USER_NS = (1ULL << 28), /* CLONE_NEWUSER */
+ PID_NS = (1ULL << 29), /* CLONE_NEWPID */
+ NET_NS = (1ULL << 30), /* CLONE_NEWNET */
+};
+
+/**
+ * struct ns_id_req - namespace ID request structure
+ * @size: size of this structure
+ * @spare: reserved for future use
+ * @filter: filter mask
+ * @ns_id: last namespace id
+ * @user_ns_id: owning user namespace ID
+ *
+ * Structure for passing namespace ID and miscellaneous parameters to
+ * statns(2) and listns(2).
+ *
+ * For statns(2) @param represents the request mask.
+ * For listns(2) @param represents the last listed mount id (or zero).
+ */
+struct ns_id_req {
+ __u32 size;
+ __u32 spare;
+ __u64 ns_id;
+ struct /* listns */ {
+ __u32 ns_type;
+ __u32 spare2;
+ __u64 user_ns_id;
+ };
+};
+
+/*
+ * Special @user_ns_id value that can be passed to listns()
+ */
+#define LISTNS_CURRENT_USER 0xffffffffffffffff /* Caller's userns */
+
+/* List of all ns_id_req versions. */
+#define NS_ID_REQ_SIZE_VER0 32 /* sizeof first published struct */
+
#endif /* __LINUX_NSFS_H */
diff --git a/include/uapi/linux/perf_event.h b/include/uapi/linux/perf_event.h
index 78a362b80027..c44a8fb3e418 100644
--- a/include/uapi/linux/perf_event.h
+++ b/include/uapi/linux/perf_event.h
@@ -382,6 +382,7 @@ enum perf_event_read_format {
#define PERF_ATTR_SIZE_VER6 120 /* Add: aux_sample_size */
#define PERF_ATTR_SIZE_VER7 128 /* Add: sig_data */
#define PERF_ATTR_SIZE_VER8 136 /* Add: config3 */
+#define PERF_ATTR_SIZE_VER9 144 /* add: config4 */
/*
* 'struct perf_event_attr' contains various attributes that define
@@ -463,7 +464,9 @@ struct perf_event_attr {
inherit_thread : 1, /* children only inherit if cloned with CLONE_THREAD */
remove_on_exec : 1, /* event is removed from task on exec */
sigtrap : 1, /* send synchronous SIGTRAP on event */
- __reserved_1 : 26;
+ defer_callchain: 1, /* request PERF_RECORD_CALLCHAIN_DEFERRED records */
+ defer_output : 1, /* output PERF_RECORD_CALLCHAIN_DEFERRED records */
+ __reserved_1 : 24;
union {
__u32 wakeup_events; /* wake up every n events */
@@ -543,6 +546,7 @@ struct perf_event_attr {
__u64 sig_data;
__u64 config3; /* extension of config2 */
+ __u64 config4; /* extension of config3 */
};
/*
@@ -1239,6 +1243,22 @@ enum perf_event_type {
*/
PERF_RECORD_AUX_OUTPUT_HW_ID = 21,
+ /*
+ * This user callchain capture was deferred until shortly before
+ * returning to user space. Previous samples would have kernel
+ * callchains only and they need to be stitched with this to make full
+ * callchains.
+ *
+ * struct {
+ * struct perf_event_header header;
+ * u64 cookie;
+ * u64 nr;
+ * u64 ips[nr];
+ * struct sample_id sample_id;
+ * };
+ */
+ PERF_RECORD_CALLCHAIN_DEFERRED = 22,
+
PERF_RECORD_MAX, /* non-ABI */
};
@@ -1269,6 +1289,7 @@ enum perf_callchain_context {
PERF_CONTEXT_HV = (__u64)-32,
PERF_CONTEXT_KERNEL = (__u64)-128,
PERF_CONTEXT_USER = (__u64)-512,
+ PERF_CONTEXT_USER_DEFERRED = (__u64)-640,
PERF_CONTEXT_GUEST = (__u64)-2048,
PERF_CONTEXT_GUEST_KERNEL = (__u64)-2176,
diff --git a/include/uapi/linux/pidfd.h b/include/uapi/linux/pidfd.h
index 957db425d459..ea9a6811fc76 100644
--- a/include/uapi/linux/pidfd.h
+++ b/include/uapi/linux/pidfd.h
@@ -26,8 +26,12 @@
#define PIDFD_INFO_CGROUPID (1UL << 2) /* Always returned if available, even if not requested */
#define PIDFD_INFO_EXIT (1UL << 3) /* Only returned if requested. */
#define PIDFD_INFO_COREDUMP (1UL << 4) /* Only returned if requested. */
+#define PIDFD_INFO_SUPPORTED_MASK (1UL << 5) /* Want/got supported mask flags */
+#define PIDFD_INFO_COREDUMP_SIGNAL (1UL << 6) /* Always returned if PIDFD_INFO_COREDUMP is requested. */
#define PIDFD_INFO_SIZE_VER0 64 /* sizeof first published struct */
+#define PIDFD_INFO_SIZE_VER1 72 /* sizeof second published struct */
+#define PIDFD_INFO_SIZE_VER2 80 /* sizeof third published struct */
/*
* Values for @coredump_mask in pidfd_info.
@@ -91,8 +95,11 @@ struct pidfd_info {
__u32 fsuid;
__u32 fsgid;
__s32 exit_code;
- __u32 coredump_mask;
- __u32 __spare1;
+ struct /* coredump info */ {
+ __u32 coredump_mask;
+ __u32 coredump_signal;
+ };
+ __u64 supported_mask; /* Mask flags that this kernel supports */
};
#define PIDFS_IOCTL_MAGIC 0xFF
diff --git a/include/uapi/linux/raid/md_p.h b/include/uapi/linux/raid/md_p.h
index ac74133a4768..310068bb2a1d 100644
--- a/include/uapi/linux/raid/md_p.h
+++ b/include/uapi/linux/raid/md_p.h
@@ -291,7 +291,8 @@ struct mdp_superblock_1 {
__le64 resync_offset; /* data before this offset (from data_offset) known to be in sync */
__le32 sb_csum; /* checksum up to devs[max_dev] */
__le32 max_dev; /* size of devs[] array to consider */
- __u8 pad3[64-32]; /* set to 0 when writing */
+ __le32 logical_block_size; /* same as q->limits->logical_block_size */
+ __u8 pad3[64-36]; /* set to 0 when writing */
/* device state information. Indexed by dev_number.
* 2 bytes per device
diff --git a/include/uapi/linux/rseq.h b/include/uapi/linux/rseq.h
index c233aae5eac9..1b76d508400c 100644
--- a/include/uapi/linux/rseq.h
+++ b/include/uapi/linux/rseq.h
@@ -114,20 +114,13 @@ struct rseq {
/*
* Restartable sequences flags field.
*
- * This field should only be updated by the thread which
- * registered this data structure. Read by the kernel.
- * Mainly used for single-stepping through rseq critical sections
- * with debuggers.
- *
- * - RSEQ_CS_FLAG_NO_RESTART_ON_PREEMPT
- * Inhibit instruction sequence block restart on preemption
- * for this thread.
- * - RSEQ_CS_FLAG_NO_RESTART_ON_SIGNAL
- * Inhibit instruction sequence block restart on signal
- * delivery for this thread.
- * - RSEQ_CS_FLAG_NO_RESTART_ON_MIGRATE
- * Inhibit instruction sequence block restart on migration for
- * this thread.
+ * This field was initially intended to allow event masking for
+ * single-stepping through rseq critical sections with debuggers.
+ * The kernel does not support this anymore and the relevant bits
+ * are checked for being always false:
+ * - RSEQ_CS_FLAG_NO_RESTART_ON_PREEMPT
+ * - RSEQ_CS_FLAG_NO_RESTART_ON_SIGNAL
+ * - RSEQ_CS_FLAG_NO_RESTART_ON_MIGRATE
*/
__u32 flags;