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Merge tag 'v4.18-rc6' into HEAD

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Pull bug fixes into the KVM development tree to avoid nasty conflicts.
This commit is contained in:
Paolo Bonzini
2018-08-06 17:31:36 +02:00
parent 85eae57bbb d72e90f33a
commit d2ce98ca0a
1068 changed files with 9538 additions and 5608 deletions
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12
include/uapi/linux/aio_abi.h
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@@ -29,7 +29,6 @@
#include <linux/types.h>
#include <linux/fs.h>
#include <linux/signal.h>
#include <asm/byteorder.h>
typedef __kernel_ulong_t aio_context_t;
@@ -39,8 +38,10 @@ enum {
IOCB_CMD_PWRITE = 1,
IOCB_CMD_FSYNC = 2,
IOCB_CMD_FDSYNC = 3,
/* 4 was the experimental IOCB_CMD_PREADX */
IOCB_CMD_POLL = 5,
/* These two are experimental.
* IOCB_CMD_PREADX = 4,
* IOCB_CMD_POLL = 5,
*/
IOCB_CMD_NOOP = 6,
IOCB_CMD_PREADV = 7,
IOCB_CMD_PWRITEV = 8,
@@ -108,10 +109,5 @@ struct iocb {
#undef IFBIG
#undef IFLITTLE
struct __aio_sigset {
const sigset_t __user *sigmask;
size_t sigsetsize;
};
#endif /* __LINUX__AIO_ABI_H */

28
include/uapi/linux/bpf.h
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@@ -1857,7 +1857,8 @@ union bpf_attr {
* is resolved), the nexthop address is returned in ipv4_dst
* or ipv6_dst based on family, smac is set to mac address of
* egress device, dmac is set to nexthop mac address, rt_metric
* is set to metric from route (IPv4/IPv6 only).
* is set to metric from route (IPv4/IPv6 only), and ifindex
* is set to the device index of the nexthop from the FIB lookup.
*
* *plen* argument is the size of the passed in struct.
* *flags* argument can be a combination of one or more of the
@@ -1873,9 +1874,10 @@ union bpf_attr {
* *ctx* is either **struct xdp_md** for XDP programs or
* **struct sk_buff** tc cls_act programs.
* Return
* Egress device index on success, 0 if packet needs to continue
* up the stack for further processing or a negative error in case
* of failure.
* * < 0 if any input argument is invalid
* * 0 on success (packet is forwarded, nexthop neighbor exists)
* * > 0 one of **BPF_FIB_LKUP_RET_** codes explaining why the
* * packet is not forwarded or needs assist from full stack
*
* int bpf_sock_hash_update(struct bpf_sock_ops_kern *skops, struct bpf_map *map, void *key, u64 flags)
* Description
@@ -2612,6 +2614,18 @@ struct bpf_raw_tracepoint_args {
#define BPF_FIB_LOOKUP_DIRECT BIT(0)
#define BPF_FIB_LOOKUP_OUTPUT BIT(1)
enum {
BPF_FIB_LKUP_RET_SUCCESS, /* lookup successful */
BPF_FIB_LKUP_RET_BLACKHOLE, /* dest is blackholed; can be dropped */
BPF_FIB_LKUP_RET_UNREACHABLE, /* dest is unreachable; can be dropped */
BPF_FIB_LKUP_RET_PROHIBIT, /* dest not allowed; can be dropped */
BPF_FIB_LKUP_RET_NOT_FWDED, /* packet is not forwarded */
BPF_FIB_LKUP_RET_FWD_DISABLED, /* fwding is not enabled on ingress */
BPF_FIB_LKUP_RET_UNSUPP_LWT, /* fwd requires encapsulation */
BPF_FIB_LKUP_RET_NO_NEIGH, /* no neighbor entry for nh */
BPF_FIB_LKUP_RET_FRAG_NEEDED, /* fragmentation required to fwd */
};
struct bpf_fib_lookup {
/* input: network family for lookup (AF_INET, AF_INET6)
* output: network family of egress nexthop
@@ -2625,7 +2639,11 @@ struct bpf_fib_lookup {
/* total length of packet from network header - used for MTU check */
__u16 tot_len;
__u32 ifindex; /* L3 device index for lookup */
/* input: L3 device index for lookup
* output: device index from FIB lookup
*/
__u32 ifindex;
union {
/* inputs to lookup */

2
include/uapi/linux/ethtool.h
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@@ -226,7 +226,7 @@ enum tunable_id {
ETHTOOL_TX_COPYBREAK,
ETHTOOL_PFC_PREVENTION_TOUT, /* timeout in msecs */
/*
* Add your fresh new tubale attribute above and remember to update
* Add your fresh new tunable attribute above and remember to update
* tunable_strings[] in net/core/ethtool.c
*/
__ETHTOOL_TUNABLE_COUNT,

102
include/uapi/linux/rseq.h
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@@ -10,13 +10,8 @@
* Copyright (c) 2015-2018 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
*/
#ifdef __KERNEL__
# include <linux/types.h>
#else
# include <stdint.h>
#endif
#include <linux/types_32_64.h>
#include <linux/types.h>
#include <asm/byteorder.h>
enum rseq_cpu_id_state {
RSEQ_CPU_ID_UNINITIALIZED = -1,
@@ -52,10 +47,10 @@ struct rseq_cs {
__u32 version;
/* enum rseq_cs_flags */
__u32 flags;
LINUX_FIELD_u32_u64(start_ip);
__u64 start_ip;
/* Offset from start_ip. */
LINUX_FIELD_u32_u64(post_commit_offset);
LINUX_FIELD_u32_u64(abort_ip);
__u64 post_commit_offset;
__u64 abort_ip;
} __attribute__((aligned(4 * sizeof(__u64))));
/*
@@ -67,28 +62,30 @@ struct rseq_cs {
struct rseq {
/*
* Restartable sequences cpu_id_start field. Updated by the
* kernel, and read by user-space with single-copy atomicity
* semantics. Aligned on 32-bit. Always contains a value in the
* range of possible CPUs, although the value may not be the
* actual current CPU (e.g. if rseq is not initialized). This
* CPU number value should always be compared against the value
* of the cpu_id field before performing a rseq commit or
* returning a value read from a data structure indexed using
* the cpu_id_start value.
* kernel. Read by user-space with single-copy atomicity
* semantics. This field should only be read by the thread which
* registered this data structure. Aligned on 32-bit. Always
* contains a value in the range of possible CPUs, although the
* value may not be the actual current CPU (e.g. if rseq is not
* initialized). This CPU number value should always be compared
* against the value of the cpu_id field before performing a rseq
* commit or returning a value read from a data structure indexed
* using the cpu_id_start value.
*/
__u32 cpu_id_start;
/*
* Restartable sequences cpu_id field. Updated by the kernel,
* and read by user-space with single-copy atomicity semantics.
* Aligned on 32-bit. Values RSEQ_CPU_ID_UNINITIALIZED and
* RSEQ_CPU_ID_REGISTRATION_FAILED have a special semantic: the
* former means "rseq uninitialized", and latter means "rseq
* initialization failed". This value is meant to be read within
* rseq critical sections and compared with the cpu_id_start
* value previously read, before performing the commit instruction,
* or read and compared with the cpu_id_start value before returning
* a value loaded from a data structure indexed using the
* cpu_id_start value.
* Restartable sequences cpu_id field. Updated by the kernel.
* Read by user-space with single-copy atomicity semantics. This
* field should only be read by the thread which registered this
* data structure. Aligned on 32-bit. Values
* RSEQ_CPU_ID_UNINITIALIZED and RSEQ_CPU_ID_REGISTRATION_FAILED
* have a special semantic: the former means "rseq uninitialized",
* and latter means "rseq initialization failed". This value is
* meant to be read within rseq critical sections and compared
* with the cpu_id_start value previously read, before performing
* the commit instruction, or read and compared with the
* cpu_id_start value before returning a value loaded from a data
* structure indexed using the cpu_id_start value.
*/
__u32 cpu_id;
/*
@@ -105,27 +102,44 @@ struct rseq {
* targeted by the rseq_cs. Also needs to be set to NULL by user-space
* before reclaiming memory that contains the targeted struct rseq_cs.
*
* Read and set by the kernel with single-copy atomicity semantics.
* Set by user-space with single-copy atomicity semantics. Aligned
* on 64-bit.
* Read and set by the kernel. Set by user-space with single-copy
* atomicity semantics. This field should only be updated by the
* thread which registered this data structure. Aligned on 64-bit.
*/
LINUX_FIELD_u32_u64(rseq_cs);
union {
__u64 ptr64;
#ifdef __LP64__
__u64 ptr;
#else
struct {
#if (defined(__BYTE_ORDER) && (__BYTE_ORDER == __BIG_ENDIAN)) || defined(__BIG_ENDIAN)
__u32 padding; /* Initialized to zero. */
__u32 ptr32;
#else /* LITTLE */
__u32 ptr32;
__u32 padding; /* Initialized to zero. */
#endif /* ENDIAN */
} ptr;
#endif
} rseq_cs;
/*
* - RSEQ_DISABLE flag:
* 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.
*
* Fallback fast-track flag for single-stepping.
* Set by user-space if lack of progress is detected.
* Cleared by user-space after rseq finish.
* Read by the kernel.
* - RSEQ_CS_FLAG_NO_RESTART_ON_PREEMPT
* Inhibit instruction sequence block restart and event
* counter increment on preemption for this thread.
* Inhibit instruction sequence block restart on preemption
* for this thread.
* - RSEQ_CS_FLAG_NO_RESTART_ON_SIGNAL
* Inhibit instruction sequence block restart and event
* counter increment on signal delivery for this thread.
* Inhibit instruction sequence block restart on signal
* delivery for this thread.
* - RSEQ_CS_FLAG_NO_RESTART_ON_MIGRATE
* Inhibit instruction sequence block restart and event
* counter increment on migration for this thread.
* Inhibit instruction sequence block restart on migration for
* this thread.
*/
__u32 flags;
} __attribute__((aligned(4 * sizeof(__u64))));

4
include/uapi/linux/target_core_user.h
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@@ -44,6 +44,7 @@
#define TCMU_MAILBOX_VERSION 2
#define ALIGN_SIZE 64 /* Should be enough for most CPUs */
#define TCMU_MAILBOX_FLAG_CAP_OOOC (1 << 0) /* Out-of-order completions */
#define TCMU_MAILBOX_FLAG_CAP_READ_LEN (1 << 1) /* Read data length */
struct tcmu_mailbox {
__u16 version;
@@ -71,6 +72,7 @@ struct tcmu_cmd_entry_hdr {
__u16 cmd_id;
__u8 kflags;
#define TCMU_UFLAG_UNKNOWN_OP 0x1
#define TCMU_UFLAG_READ_LEN 0x2
__u8 uflags;
} __packed;
@@ -119,7 +121,7 @@ struct tcmu_cmd_entry {
__u8 scsi_status;
__u8 __pad1;
__u16 __pad2;
__u32 __pad3;
__u32 read_len;
char sense_buffer[TCMU_SENSE_BUFFERSIZE];
} rsp;
};

4
include/uapi/linux/tcp.h
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@@ -127,6 +127,10 @@ enum {
#define TCP_CM_INQ TCP_INQ
#define TCP_REPAIR_ON 1
#define TCP_REPAIR_OFF 0
#define TCP_REPAIR_OFF_NO_WP -1 /* Turn off without window probes */
struct tcp_repair_opt {
__u32 opt_code;
__u32 opt_val;

50
include/uapi/linux/types_32_64.h
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@@ -1,50 +0,0 @@
/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
#ifndef _UAPI_LINUX_TYPES_32_64_H
#define _UAPI_LINUX_TYPES_32_64_H
/*
* linux/types_32_64.h
*
* Integer type declaration for pointers across 32-bit and 64-bit systems.
*
* Copyright (c) 2015-2018 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
*/
#ifdef __KERNEL__
# include <linux/types.h>
#else
# include <stdint.h>
#endif
#include <asm/byteorder.h>
#ifdef __BYTE_ORDER
# if (__BYTE_ORDER == __BIG_ENDIAN)
# define LINUX_BYTE_ORDER_BIG_ENDIAN
# else
# define LINUX_BYTE_ORDER_LITTLE_ENDIAN
# endif
#else
# ifdef __BIG_ENDIAN
# define LINUX_BYTE_ORDER_BIG_ENDIAN
# else
# define LINUX_BYTE_ORDER_LITTLE_ENDIAN
# endif
#endif
#ifdef __LP64__
# define LINUX_FIELD_u32_u64(field) __u64 field
# define LINUX_FIELD_u32_u64_INIT_ONSTACK(field, v) field = (intptr_t)v
#else
# ifdef LINUX_BYTE_ORDER_BIG_ENDIAN
# define LINUX_FIELD_u32_u64(field) __u32 field ## _padding, field
# define LINUX_FIELD_u32_u64_INIT_ONSTACK(field, v) \
field ## _padding = 0, field = (intptr_t)v
# else
# define LINUX_FIELD_u32_u64(field) __u32 field, field ## _padding
# define LINUX_FIELD_u32_u64_INIT_ONSTACK(field, v) \
field = (intptr_t)v, field ## _padding = 0
# endif
#endif
#endif /* _UAPI_LINUX_TYPES_32_64_H */