From: Cornelia Huck <cohuck@redhat.com>
To: Peter Maydell <peter.maydell@linaro.org>
Cc: qemu-s390x@nongnu.org, Cornelia Huck <cohuck@redhat.com>,
qemu-devel@nongnu.org, "Michael S . Tsirkin" <mst@redhat.com>
Subject: [PULL 02/20] linux-headers: update against Linux 5.7-rc3
Date: Thu, 30 Apr 2020 11:44:27 +0200 [thread overview]
Message-ID: <20200430094445.25943-3-cohuck@redhat.com> (raw)
In-Reply-To: <20200430094445.25943-1-cohuck@redhat.com>
commit 6a8b55ed4056ea5559ebe4f6a4b247f627870d4c
Reviewed-by: Michael S. Tsirkin <mst@redhat.com> # virtio/vhost parts
Signed-off-by: Cornelia Huck <cohuck@redhat.com>
Message-Id: <20200427102415.10915-3-cohuck@redhat.com>
---
include/standard-headers/linux/ethtool.h | 10 +-
.../linux/input-event-codes.h | 5 +-
include/standard-headers/linux/pci_regs.h | 2 +
include/standard-headers/linux/vhost_types.h | 8 ++
.../standard-headers/linux/virtio_balloon.h | 12 ++-
include/standard-headers/linux/virtio_ids.h | 1 +
include/standard-headers/linux/virtio_net.h | 102 +++++++++++++++++-
| 2 +
| 1 +
| 1 +
| 1 +
| 1 +
| 47 +++++++-
| 5 +-
| 40 +++++--
| 37 +++++++
| 24 +++++
17 files changed, 280 insertions(+), 19 deletions(-)
diff --git a/include/standard-headers/linux/ethtool.h b/include/standard-headers/linux/ethtool.h
index 8adf3b018b95..1200890c8608 100644
--- a/include/standard-headers/linux/ethtool.h
+++ b/include/standard-headers/linux/ethtool.h
@@ -596,6 +596,9 @@ struct ethtool_pauseparam {
* @ETH_SS_LINK_MODES: link mode names
* @ETH_SS_MSG_CLASSES: debug message class names
* @ETH_SS_WOL_MODES: wake-on-lan modes
+ * @ETH_SS_SOF_TIMESTAMPING: SOF_TIMESTAMPING_* flags
+ * @ETH_SS_TS_TX_TYPES: timestamping Tx types
+ * @ETH_SS_TS_RX_FILTERS: timestamping Rx filters
*/
enum ethtool_stringset {
ETH_SS_TEST = 0,
@@ -610,6 +613,9 @@ enum ethtool_stringset {
ETH_SS_LINK_MODES,
ETH_SS_MSG_CLASSES,
ETH_SS_WOL_MODES,
+ ETH_SS_SOF_TIMESTAMPING,
+ ETH_SS_TS_TX_TYPES,
+ ETH_SS_TS_RX_FILTERS,
/* add new constants above here */
ETH_SS_COUNT
@@ -1330,6 +1336,7 @@ enum ethtool_fec_config_bits {
ETHTOOL_FEC_OFF_BIT,
ETHTOOL_FEC_RS_BIT,
ETHTOOL_FEC_BASER_BIT,
+ ETHTOOL_FEC_LLRS_BIT,
};
#define ETHTOOL_FEC_NONE (1 << ETHTOOL_FEC_NONE_BIT)
@@ -1337,6 +1344,7 @@ enum ethtool_fec_config_bits {
#define ETHTOOL_FEC_OFF (1 << ETHTOOL_FEC_OFF_BIT)
#define ETHTOOL_FEC_RS (1 << ETHTOOL_FEC_RS_BIT)
#define ETHTOOL_FEC_BASER (1 << ETHTOOL_FEC_BASER_BIT)
+#define ETHTOOL_FEC_LLRS (1 << ETHTOOL_FEC_LLRS_BIT)
/* CMDs currently supported */
#define ETHTOOL_GSET 0x00000001 /* DEPRECATED, Get settings.
@@ -1521,7 +1529,7 @@ enum ethtool_link_mode_bit_indices {
ETHTOOL_LINK_MODE_400000baseLR8_ER8_FR8_Full_BIT = 71,
ETHTOOL_LINK_MODE_400000baseDR8_Full_BIT = 72,
ETHTOOL_LINK_MODE_400000baseCR8_Full_BIT = 73,
-
+ ETHTOOL_LINK_MODE_FEC_LLRS_BIT = 74,
/* must be last entry */
__ETHTOOL_LINK_MODE_MASK_NBITS
};
diff --git a/include/standard-headers/linux/input-event-codes.h b/include/standard-headers/linux/input-event-codes.h
index b484c252897f..ebf72c10317b 100644
--- a/include/standard-headers/linux/input-event-codes.h
+++ b/include/standard-headers/linux/input-event-codes.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
+/* SPDX-License-Identifier: GPL-2.0-only WITH Linux-syscall-note */
/*
* Input event codes
*
@@ -652,6 +652,9 @@
/* Electronic privacy screen control */
#define KEY_PRIVACY_SCREEN_TOGGLE 0x279
+/* Select an area of screen to be copied */
+#define KEY_SELECTIVE_SCREENSHOT 0x27a
+
/*
* Some keyboards have keys which do not have a defined meaning, these keys
* are intended to be programmed / bound to macros by the user. For most
diff --git a/include/standard-headers/linux/pci_regs.h b/include/standard-headers/linux/pci_regs.h
index 5437690483cd..f9701410d3b5 100644
--- a/include/standard-headers/linux/pci_regs.h
+++ b/include/standard-headers/linux/pci_regs.h
@@ -605,6 +605,7 @@
#define PCI_EXP_SLTCTL_PWR_OFF 0x0400 /* Power Off */
#define PCI_EXP_SLTCTL_EIC 0x0800 /* Electromechanical Interlock Control */
#define PCI_EXP_SLTCTL_DLLSCE 0x1000 /* Data Link Layer State Changed Enable */
+#define PCI_EXP_SLTCTL_IBPD_DISABLE 0x4000 /* In-band PD disable */
#define PCI_EXP_SLTSTA 26 /* Slot Status */
#define PCI_EXP_SLTSTA_ABP 0x0001 /* Attention Button Pressed */
#define PCI_EXP_SLTSTA_PFD 0x0002 /* Power Fault Detected */
@@ -680,6 +681,7 @@
#define PCI_EXP_LNKSTA2 50 /* Link Status 2 */
#define PCI_CAP_EXP_ENDPOINT_SIZEOF_V2 52 /* v2 endpoints with link end here */
#define PCI_EXP_SLTCAP2 52 /* Slot Capabilities 2 */
+#define PCI_EXP_SLTCAP2_IBPD 0x00000001 /* In-band PD Disable Supported */
#define PCI_EXP_SLTCTL2 56 /* Slot Control 2 */
#define PCI_EXP_SLTSTA2 58 /* Slot Status 2 */
diff --git a/include/standard-headers/linux/vhost_types.h b/include/standard-headers/linux/vhost_types.h
index 5351fe172d7e..a678d8fbaa92 100644
--- a/include/standard-headers/linux/vhost_types.h
+++ b/include/standard-headers/linux/vhost_types.h
@@ -119,6 +119,14 @@ struct vhost_scsi_target {
unsigned short reserved;
};
+/* VHOST_VDPA specific definitions */
+
+struct vhost_vdpa_config {
+ uint32_t off;
+ uint32_t len;
+ uint8_t buf[0];
+};
+
/* Feature bits */
/* Log all write descriptors. Can be changed while device is active. */
#define VHOST_F_LOG_ALL 26
diff --git a/include/standard-headers/linux/virtio_balloon.h b/include/standard-headers/linux/virtio_balloon.h
index 9375ca2a70de..f343bfefd82c 100644
--- a/include/standard-headers/linux/virtio_balloon.h
+++ b/include/standard-headers/linux/virtio_balloon.h
@@ -36,6 +36,7 @@
#define VIRTIO_BALLOON_F_DEFLATE_ON_OOM 2 /* Deflate balloon on OOM */
#define VIRTIO_BALLOON_F_FREE_PAGE_HINT 3 /* VQ to report free pages */
#define VIRTIO_BALLOON_F_PAGE_POISON 4 /* Guest is using page poisoning */
+#define VIRTIO_BALLOON_F_REPORTING 5 /* Page reporting virtqueue */
/* Size of a PFN in the balloon interface. */
#define VIRTIO_BALLOON_PFN_SHIFT 12
@@ -47,8 +48,15 @@ struct virtio_balloon_config {
uint32_t num_pages;
/* Number of pages we've actually got in balloon. */
uint32_t actual;
- /* Free page report command id, readonly by guest */
- uint32_t free_page_report_cmd_id;
+ /*
+ * Free page hint command id, readonly by guest.
+ * Was previously named free_page_report_cmd_id so we
+ * need to carry that name for legacy support.
+ */
+ union {
+ uint32_t free_page_hint_cmd_id;
+ uint32_t free_page_report_cmd_id; /* deprecated */
+ };
/* Stores PAGE_POISON if page poisoning is in use */
uint32_t poison_val;
};
diff --git a/include/standard-headers/linux/virtio_ids.h b/include/standard-headers/linux/virtio_ids.h
index 585e07b27333..ecc27a17401a 100644
--- a/include/standard-headers/linux/virtio_ids.h
+++ b/include/standard-headers/linux/virtio_ids.h
@@ -46,5 +46,6 @@
#define VIRTIO_ID_IOMMU 23 /* virtio IOMMU */
#define VIRTIO_ID_FS 26 /* virtio filesystem */
#define VIRTIO_ID_PMEM 27 /* virtio pmem */
+#define VIRTIO_ID_MAC80211_HWSIM 29 /* virtio mac80211-hwsim */
#endif /* _LINUX_VIRTIO_IDS_H */
diff --git a/include/standard-headers/linux/virtio_net.h b/include/standard-headers/linux/virtio_net.h
index 260c3681d70d..a90f79e1b17a 100644
--- a/include/standard-headers/linux/virtio_net.h
+++ b/include/standard-headers/linux/virtio_net.h
@@ -57,6 +57,9 @@
* Steering */
#define VIRTIO_NET_F_CTRL_MAC_ADDR 23 /* Set MAC address */
+#define VIRTIO_NET_F_HASH_REPORT 57 /* Supports hash report */
+#define VIRTIO_NET_F_RSS 60 /* Supports RSS RX steering */
+#define VIRTIO_NET_F_RSC_EXT 61 /* extended coalescing info */
#define VIRTIO_NET_F_STANDBY 62 /* Act as standby for another device
* with the same MAC.
*/
@@ -69,6 +72,17 @@
#define VIRTIO_NET_S_LINK_UP 1 /* Link is up */
#define VIRTIO_NET_S_ANNOUNCE 2 /* Announcement is needed */
+/* supported/enabled hash types */
+#define VIRTIO_NET_RSS_HASH_TYPE_IPv4 (1 << 0)
+#define VIRTIO_NET_RSS_HASH_TYPE_TCPv4 (1 << 1)
+#define VIRTIO_NET_RSS_HASH_TYPE_UDPv4 (1 << 2)
+#define VIRTIO_NET_RSS_HASH_TYPE_IPv6 (1 << 3)
+#define VIRTIO_NET_RSS_HASH_TYPE_TCPv6 (1 << 4)
+#define VIRTIO_NET_RSS_HASH_TYPE_UDPv6 (1 << 5)
+#define VIRTIO_NET_RSS_HASH_TYPE_IP_EX (1 << 6)
+#define VIRTIO_NET_RSS_HASH_TYPE_TCP_EX (1 << 7)
+#define VIRTIO_NET_RSS_HASH_TYPE_UDP_EX (1 << 8)
+
struct virtio_net_config {
/* The config defining mac address (if VIRTIO_NET_F_MAC) */
uint8_t mac[ETH_ALEN];
@@ -92,6 +106,12 @@ struct virtio_net_config {
* Any other value stands for unknown.
*/
uint8_t duplex;
+ /* maximum size of RSS key */
+ uint8_t rss_max_key_size;
+ /* maximum number of indirection table entries */
+ uint16_t rss_max_indirection_table_length;
+ /* bitmask of supported VIRTIO_NET_RSS_HASH_ types */
+ uint32_t supported_hash_types;
} QEMU_PACKED;
/*
@@ -104,6 +124,7 @@ struct virtio_net_config {
struct virtio_net_hdr_v1 {
#define VIRTIO_NET_HDR_F_NEEDS_CSUM 1 /* Use csum_start, csum_offset */
#define VIRTIO_NET_HDR_F_DATA_VALID 2 /* Csum is valid */
+#define VIRTIO_NET_HDR_F_RSC_INFO 4 /* rsc info in csum_ fields */
uint8_t flags;
#define VIRTIO_NET_HDR_GSO_NONE 0 /* Not a GSO frame */
#define VIRTIO_NET_HDR_GSO_TCPV4 1 /* GSO frame, IPv4 TCP (TSO) */
@@ -113,11 +134,46 @@ struct virtio_net_hdr_v1 {
uint8_t gso_type;
__virtio16 hdr_len; /* Ethernet + IP + tcp/udp hdrs */
__virtio16 gso_size; /* Bytes to append to hdr_len per frame */
- __virtio16 csum_start; /* Position to start checksumming from */
- __virtio16 csum_offset; /* Offset after that to place checksum */
+ union {
+ struct {
+ __virtio16 csum_start;
+ __virtio16 csum_offset;
+ };
+ /* Checksum calculation */
+ struct {
+ /* Position to start checksumming from */
+ __virtio16 start;
+ /* Offset after that to place checksum */
+ __virtio16 offset;
+ } csum;
+ /* Receive Segment Coalescing */
+ struct {
+ /* Number of coalesced segments */
+ uint16_t segments;
+ /* Number of duplicated acks */
+ uint16_t dup_acks;
+ } rsc;
+ };
__virtio16 num_buffers; /* Number of merged rx buffers */
};
+struct virtio_net_hdr_v1_hash {
+ struct virtio_net_hdr_v1 hdr;
+ uint32_t hash_value;
+#define VIRTIO_NET_HASH_REPORT_NONE 0
+#define VIRTIO_NET_HASH_REPORT_IPv4 1
+#define VIRTIO_NET_HASH_REPORT_TCPv4 2
+#define VIRTIO_NET_HASH_REPORT_UDPv4 3
+#define VIRTIO_NET_HASH_REPORT_IPv6 4
+#define VIRTIO_NET_HASH_REPORT_TCPv6 5
+#define VIRTIO_NET_HASH_REPORT_UDPv6 6
+#define VIRTIO_NET_HASH_REPORT_IPv6_EX 7
+#define VIRTIO_NET_HASH_REPORT_TCPv6_EX 8
+#define VIRTIO_NET_HASH_REPORT_UDPv6_EX 9
+ uint16_t hash_report;
+ uint16_t padding;
+};
+
#ifndef VIRTIO_NET_NO_LEGACY
/* This header comes first in the scatter-gather list.
* For legacy virtio, if VIRTIO_F_ANY_LAYOUT is not negotiated, it must
@@ -228,7 +284,9 @@ struct virtio_net_ctrl_mac {
/*
* Control Receive Flow Steering
- *
+ */
+#define VIRTIO_NET_CTRL_MQ 4
+/*
* The command VIRTIO_NET_CTRL_MQ_VQ_PAIRS_SET
* enables Receive Flow Steering, specifying the number of the transmit and
* receive queues that will be used. After the command is consumed and acked by
@@ -241,11 +299,47 @@ struct virtio_net_ctrl_mq {
__virtio16 virtqueue_pairs;
};
-#define VIRTIO_NET_CTRL_MQ 4
#define VIRTIO_NET_CTRL_MQ_VQ_PAIRS_SET 0
#define VIRTIO_NET_CTRL_MQ_VQ_PAIRS_MIN 1
#define VIRTIO_NET_CTRL_MQ_VQ_PAIRS_MAX 0x8000
+/*
+ * The command VIRTIO_NET_CTRL_MQ_RSS_CONFIG has the same effect as
+ * VIRTIO_NET_CTRL_MQ_VQ_PAIRS_SET does and additionally configures
+ * the receive steering to use a hash calculated for incoming packet
+ * to decide on receive virtqueue to place the packet. The command
+ * also provides parameters to calculate a hash and receive virtqueue.
+ */
+struct virtio_net_rss_config {
+ uint32_t hash_types;
+ uint16_t indirection_table_mask;
+ uint16_t unclassified_queue;
+ uint16_t indirection_table[1/* + indirection_table_mask */];
+ uint16_t max_tx_vq;
+ uint8_t hash_key_length;
+ uint8_t hash_key_data[/* hash_key_length */];
+};
+
+ #define VIRTIO_NET_CTRL_MQ_RSS_CONFIG 1
+
+/*
+ * The command VIRTIO_NET_CTRL_MQ_HASH_CONFIG requests the device
+ * to include in the virtio header of the packet the value of the
+ * calculated hash and the report type of hash. It also provides
+ * parameters for hash calculation. The command requires feature
+ * VIRTIO_NET_F_HASH_REPORT to be negotiated to extend the
+ * layout of virtio header as defined in virtio_net_hdr_v1_hash.
+ */
+struct virtio_net_hash_config {
+ uint32_t hash_types;
+ /* for compatibility with virtio_net_rss_config */
+ uint16_t reserved[4];
+ uint8_t hash_key_length;
+ uint8_t hash_key_data[/* hash_key_length */];
+};
+
+ #define VIRTIO_NET_CTRL_MQ_HASH_CONFIG 2
+
/*
* Control network offloads
*
--git a/linux-headers/COPYING b/linux-headers/COPYING
index da4cb28febe6..a635a38ef940 100644
--- a/linux-headers/COPYING
+++ b/linux-headers/COPYING
@@ -16,3 +16,5 @@ In addition, other licenses may also apply. Please see:
Documentation/process/license-rules.rst
for more details.
+
+All contributions to the Linux Kernel are subject to this COPYING file.
--git a/linux-headers/asm-x86/kvm.h b/linux-headers/asm-x86/kvm.h
index 503d3f42da16..3f3f780c8c65 100644
--- a/linux-headers/asm-x86/kvm.h
+++ b/linux-headers/asm-x86/kvm.h
@@ -390,6 +390,7 @@ struct kvm_sync_regs {
#define KVM_STATE_NESTED_GUEST_MODE 0x00000001
#define KVM_STATE_NESTED_RUN_PENDING 0x00000002
#define KVM_STATE_NESTED_EVMCS 0x00000004
+#define KVM_STATE_NESTED_MTF_PENDING 0x00000008
#define KVM_STATE_NESTED_SMM_GUEST_MODE 0x00000001
#define KVM_STATE_NESTED_SMM_VMXON 0x00000002
--git a/linux-headers/asm-x86/unistd_32.h b/linux-headers/asm-x86/unistd_32.h
index f6e06fcfbdcf..1e6c1a586776 100644
--- a/linux-headers/asm-x86/unistd_32.h
+++ b/linux-headers/asm-x86/unistd_32.h
@@ -429,4 +429,5 @@
#define __NR_openat2 437
#define __NR_pidfd_getfd 438
+
#endif /* _ASM_X86_UNISTD_32_H */
--git a/linux-headers/asm-x86/unistd_64.h b/linux-headers/asm-x86/unistd_64.h
index 924f826d2d48..6daf0aecb298 100644
--- a/linux-headers/asm-x86/unistd_64.h
+++ b/linux-headers/asm-x86/unistd_64.h
@@ -351,4 +351,5 @@
#define __NR_openat2 437
#define __NR_pidfd_getfd 438
+
#endif /* _ASM_X86_UNISTD_64_H */
--git a/linux-headers/asm-x86/unistd_x32.h b/linux-headers/asm-x86/unistd_x32.h
index 010307757b1b..e3f17ef370fc 100644
--- a/linux-headers/asm-x86/unistd_x32.h
+++ b/linux-headers/asm-x86/unistd_x32.h
@@ -340,4 +340,5 @@
#define __NR_preadv2 (__X32_SYSCALL_BIT + 546)
#define __NR_pwritev2 (__X32_SYSCALL_BIT + 547)
+
#endif /* _ASM_X86_UNISTD_X32_H */
--git a/linux-headers/linux/kvm.h b/linux-headers/linux/kvm.h
index 265099100e65..9804495a46c5 100644
--- a/linux-headers/linux/kvm.h
+++ b/linux-headers/linux/kvm.h
@@ -474,12 +474,17 @@ struct kvm_s390_mem_op {
__u32 size; /* amount of bytes */
__u32 op; /* type of operation */
__u64 buf; /* buffer in userspace */
- __u8 ar; /* the access register number */
- __u8 reserved[31]; /* should be set to 0 */
+ union {
+ __u8 ar; /* the access register number */
+ __u32 sida_offset; /* offset into the sida */
+ __u8 reserved[32]; /* should be set to 0 */
+ };
};
/* types for kvm_s390_mem_op->op */
#define KVM_S390_MEMOP_LOGICAL_READ 0
#define KVM_S390_MEMOP_LOGICAL_WRITE 1
+#define KVM_S390_MEMOP_SIDA_READ 2
+#define KVM_S390_MEMOP_SIDA_WRITE 3
/* flags for kvm_s390_mem_op->flags */
#define KVM_S390_MEMOP_F_CHECK_ONLY (1ULL << 0)
#define KVM_S390_MEMOP_F_INJECT_EXCEPTION (1ULL << 1)
@@ -1010,6 +1015,8 @@ struct kvm_ppc_resize_hpt {
#define KVM_CAP_ARM_NISV_TO_USER 177
#define KVM_CAP_ARM_INJECT_EXT_DABT 178
#define KVM_CAP_S390_VCPU_RESETS 179
+#define KVM_CAP_S390_PROTECTED 180
+#define KVM_CAP_PPC_SECURE_GUEST 181
#ifdef KVM_CAP_IRQ_ROUTING
@@ -1478,6 +1485,39 @@ struct kvm_enc_region {
#define KVM_S390_NORMAL_RESET _IO(KVMIO, 0xc3)
#define KVM_S390_CLEAR_RESET _IO(KVMIO, 0xc4)
+struct kvm_s390_pv_sec_parm {
+ __u64 origin;
+ __u64 length;
+};
+
+struct kvm_s390_pv_unp {
+ __u64 addr;
+ __u64 size;
+ __u64 tweak;
+};
+
+enum pv_cmd_id {
+ KVM_PV_ENABLE,
+ KVM_PV_DISABLE,
+ KVM_PV_SET_SEC_PARMS,
+ KVM_PV_UNPACK,
+ KVM_PV_VERIFY,
+ KVM_PV_PREP_RESET,
+ KVM_PV_UNSHARE_ALL,
+};
+
+struct kvm_pv_cmd {
+ __u32 cmd; /* Command to be executed */
+ __u16 rc; /* Ultravisor return code */
+ __u16 rrc; /* Ultravisor return reason code */
+ __u64 data; /* Data or address */
+ __u32 flags; /* flags for future extensions. Must be 0 for now */
+ __u32 reserved[3];
+};
+
+/* Available with KVM_CAP_S390_PROTECTED */
+#define KVM_S390_PV_COMMAND _IOWR(KVMIO, 0xc5, struct kvm_pv_cmd)
+
/* Secure Encrypted Virtualization command */
enum sev_cmd_id {
/* Guest initialization commands */
@@ -1628,4 +1668,7 @@ struct kvm_hyperv_eventfd {
#define KVM_HYPERV_CONN_ID_MASK 0x00ffffff
#define KVM_HYPERV_EVENTFD_DEASSIGN (1 << 0)
+#define KVM_DIRTY_LOG_MANUAL_PROTECT_ENABLE (1 << 0)
+#define KVM_DIRTY_LOG_INITIALLY_SET (1 << 1)
+
#endif /* __LINUX_KVM_H */
--git a/linux-headers/linux/mman.h b/linux-headers/linux/mman.h
index 1f6e2cd89ccb..51ea363759f0 100644
--- a/linux-headers/linux/mman.h
+++ b/linux-headers/linux/mman.h
@@ -5,8 +5,9 @@
#include <asm/mman.h>
#include <asm-generic/hugetlb_encode.h>
-#define MREMAP_MAYMOVE 1
-#define MREMAP_FIXED 2
+#define MREMAP_MAYMOVE 1
+#define MREMAP_FIXED 2
+#define MREMAP_DONTUNMAP 4
#define OVERCOMMIT_GUESS 0
#define OVERCOMMIT_ALWAYS 1
--git a/linux-headers/linux/userfaultfd.h b/linux-headers/linux/userfaultfd.h
index ce78878d127e..8d3996eb8285 100644
--- a/linux-headers/linux/userfaultfd.h
+++ b/linux-headers/linux/userfaultfd.h
@@ -19,7 +19,8 @@
* means the userland is reading).
*/
#define UFFD_API ((__u64)0xAA)
-#define UFFD_API_FEATURES (UFFD_FEATURE_EVENT_FORK | \
+#define UFFD_API_FEATURES (UFFD_FEATURE_PAGEFAULT_FLAG_WP | \
+ UFFD_FEATURE_EVENT_FORK | \
UFFD_FEATURE_EVENT_REMAP | \
UFFD_FEATURE_EVENT_REMOVE | \
UFFD_FEATURE_EVENT_UNMAP | \
@@ -34,7 +35,8 @@
#define UFFD_API_RANGE_IOCTLS \
((__u64)1 << _UFFDIO_WAKE | \
(__u64)1 << _UFFDIO_COPY | \
- (__u64)1 << _UFFDIO_ZEROPAGE)
+ (__u64)1 << _UFFDIO_ZEROPAGE | \
+ (__u64)1 << _UFFDIO_WRITEPROTECT)
#define UFFD_API_RANGE_IOCTLS_BASIC \
((__u64)1 << _UFFDIO_WAKE | \
(__u64)1 << _UFFDIO_COPY)
@@ -52,6 +54,7 @@
#define _UFFDIO_WAKE (0x02)
#define _UFFDIO_COPY (0x03)
#define _UFFDIO_ZEROPAGE (0x04)
+#define _UFFDIO_WRITEPROTECT (0x06)
#define _UFFDIO_API (0x3F)
/* userfaultfd ioctl ids */
@@ -68,6 +71,8 @@
struct uffdio_copy)
#define UFFDIO_ZEROPAGE _IOWR(UFFDIO, _UFFDIO_ZEROPAGE, \
struct uffdio_zeropage)
+#define UFFDIO_WRITEPROTECT _IOWR(UFFDIO, _UFFDIO_WRITEPROTECT, \
+ struct uffdio_writeprotect)
/* read() structure */
struct uffd_msg {
@@ -203,13 +208,14 @@ struct uffdio_copy {
__u64 dst;
__u64 src;
__u64 len;
+#define UFFDIO_COPY_MODE_DONTWAKE ((__u64)1<<0)
/*
- * There will be a wrprotection flag later that allows to map
- * pages wrprotected on the fly. And such a flag will be
- * available if the wrprotection ioctl are implemented for the
- * range according to the uffdio_register.ioctls.
+ * UFFDIO_COPY_MODE_WP will map the page write protected on
+ * the fly. UFFDIO_COPY_MODE_WP is available only if the
+ * write protected ioctl is implemented for the range
+ * according to the uffdio_register.ioctls.
*/
-#define UFFDIO_COPY_MODE_DONTWAKE ((__u64)1<<0)
+#define UFFDIO_COPY_MODE_WP ((__u64)1<<1)
__u64 mode;
/*
@@ -231,4 +237,24 @@ struct uffdio_zeropage {
__s64 zeropage;
};
+struct uffdio_writeprotect {
+ struct uffdio_range range;
+/*
+ * UFFDIO_WRITEPROTECT_MODE_WP: set the flag to write protect a range,
+ * unset the flag to undo protection of a range which was previously
+ * write protected.
+ *
+ * UFFDIO_WRITEPROTECT_MODE_DONTWAKE: set the flag to avoid waking up
+ * any wait thread after the operation succeeds.
+ *
+ * NOTE: Write protecting a region (WP=1) is unrelated to page faults,
+ * therefore DONTWAKE flag is meaningless with WP=1. Removing write
+ * protection (WP=0) in response to a page fault wakes the faulting
+ * task unless DONTWAKE is set.
+ */
+#define UFFDIO_WRITEPROTECT_MODE_WP ((__u64)1<<0)
+#define UFFDIO_WRITEPROTECT_MODE_DONTWAKE ((__u64)1<<1)
+ __u64 mode;
+};
+
#endif /* _LINUX_USERFAULTFD_H */
--git a/linux-headers/linux/vfio.h b/linux-headers/linux/vfio.h
index fb10370d2928..a41c45286511 100644
--- a/linux-headers/linux/vfio.h
+++ b/linux-headers/linux/vfio.h
@@ -707,6 +707,43 @@ struct vfio_device_ioeventfd {
#define VFIO_DEVICE_IOEVENTFD _IO(VFIO_TYPE, VFIO_BASE + 16)
+/**
+ * VFIO_DEVICE_FEATURE - _IORW(VFIO_TYPE, VFIO_BASE + 17,
+ * struct vfio_device_feature)
+ *
+ * Get, set, or probe feature data of the device. The feature is selected
+ * using the FEATURE_MASK portion of the flags field. Support for a feature
+ * can be probed by setting both the FEATURE_MASK and PROBE bits. A probe
+ * may optionally include the GET and/or SET bits to determine read vs write
+ * access of the feature respectively. Probing a feature will return success
+ * if the feature is supported and all of the optionally indicated GET/SET
+ * methods are supported. The format of the data portion of the structure is
+ * specific to the given feature. The data portion is not required for
+ * probing. GET and SET are mutually exclusive, except for use with PROBE.
+ *
+ * Return 0 on success, -errno on failure.
+ */
+struct vfio_device_feature {
+ __u32 argsz;
+ __u32 flags;
+#define VFIO_DEVICE_FEATURE_MASK (0xffff) /* 16-bit feature index */
+#define VFIO_DEVICE_FEATURE_GET (1 << 16) /* Get feature into data[] */
+#define VFIO_DEVICE_FEATURE_SET (1 << 17) /* Set feature from data[] */
+#define VFIO_DEVICE_FEATURE_PROBE (1 << 18) /* Probe feature support */
+ __u8 data[];
+};
+
+#define VFIO_DEVICE_FEATURE _IO(VFIO_TYPE, VFIO_BASE + 17)
+
+/*
+ * Provide support for setting a PCI VF Token, which is used as a shared
+ * secret between PF and VF drivers. This feature may only be set on a
+ * PCI SR-IOV PF when SR-IOV is enabled on the PF and there are no existing
+ * open VFs. Data provided when setting this feature is a 16-byte array
+ * (__u8 b[16]), representing a UUID.
+ */
+#define VFIO_DEVICE_FEATURE_PCI_VF_TOKEN (0)
+
/* -------- API for Type1 VFIO IOMMU -------- */
/**
--git a/linux-headers/linux/vhost.h b/linux-headers/linux/vhost.h
index 40d028eed645..9fe72e4b1373 100644
--- a/linux-headers/linux/vhost.h
+++ b/linux-headers/linux/vhost.h
@@ -116,4 +116,28 @@
#define VHOST_VSOCK_SET_GUEST_CID _IOW(VHOST_VIRTIO, 0x60, __u64)
#define VHOST_VSOCK_SET_RUNNING _IOW(VHOST_VIRTIO, 0x61, int)
+/* VHOST_VDPA specific defines */
+
+/* Get the device id. The device ids follow the same definition of
+ * the device id defined in virtio-spec.
+ */
+#define VHOST_VDPA_GET_DEVICE_ID _IOR(VHOST_VIRTIO, 0x70, __u32)
+/* Get and set the status. The status bits follow the same definition
+ * of the device status defined in virtio-spec.
+ */
+#define VHOST_VDPA_GET_STATUS _IOR(VHOST_VIRTIO, 0x71, __u8)
+#define VHOST_VDPA_SET_STATUS _IOW(VHOST_VIRTIO, 0x72, __u8)
+/* Get and set the device config. The device config follows the same
+ * definition of the device config defined in virtio-spec.
+ */
+#define VHOST_VDPA_GET_CONFIG _IOR(VHOST_VIRTIO, 0x73, \
+ struct vhost_vdpa_config)
+#define VHOST_VDPA_SET_CONFIG _IOW(VHOST_VIRTIO, 0x74, \
+ struct vhost_vdpa_config)
+/* Enable/disable the ring. */
+#define VHOST_VDPA_SET_VRING_ENABLE _IOW(VHOST_VIRTIO, 0x75, \
+ struct vhost_vring_state)
+/* Get the max ring size. */
+#define VHOST_VDPA_GET_VRING_NUM _IOR(VHOST_VIRTIO, 0x76, __u16)
+
#endif
--
2.21.1
next prev parent reply other threads:[~2020-04-30 9:48 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-04-30 9:44 [PULL 00/20] first set of s390x patches for 5.1 Cornelia Huck
2020-04-30 9:44 ` [PULL 01/20] virtio-net: fix rsc_ext compat handling Cornelia Huck
2020-04-30 9:44 ` Cornelia Huck [this message]
2020-04-30 9:44 ` [PULL 03/20] s390x: Move diagnose 308 subcodes and rcs into ipl.h Cornelia Huck
2020-04-30 9:44 ` [PULL 04/20] s390x: protvirt: Support unpack facility Cornelia Huck
2020-04-30 9:44 ` [PULL 05/20] s390x: protvirt: Add migration blocker Cornelia Huck
2020-04-30 9:44 ` [PULL 06/20] s390x: protvirt: Inhibit balloon when switching to protected mode Cornelia Huck
2020-04-30 9:44 ` [PULL 07/20] s390x: protvirt: KVM intercept changes Cornelia Huck
2020-04-30 9:44 ` [PULL 08/20] s390x: Add SIDA memory ops Cornelia Huck
2020-04-30 9:44 ` [PULL 09/20] s390x: protvirt: Move STSI data over SIDAD Cornelia Huck
2020-04-30 9:44 ` [PULL 10/20] s390x: protvirt: SCLP interpretation Cornelia Huck
2020-04-30 9:44 ` [PULL 11/20] s390x: protvirt: Set guest IPL PSW Cornelia Huck
2020-04-30 9:44 ` [PULL 12/20] s390x: protvirt: Move diag 308 data over SIDA Cornelia Huck
2020-04-30 9:44 ` [PULL 13/20] s390x: protvirt: Disable address checks for PV guest IO emulation Cornelia Huck
2020-04-30 9:44 ` [PULL 14/20] s390x: protvirt: Move IO control structures over SIDA Cornelia Huck
2020-04-30 9:44 ` [PULL 15/20] s390x: protvirt: Handle SIGP store status correctly Cornelia Huck
2020-04-30 9:44 ` [PULL 16/20] docs: system: Add protvirt docs Cornelia Huck
2020-04-30 9:44 ` [PULL 17/20] s390x: Add unpack facility feature to GA1 Cornelia Huck
2020-04-30 9:44 ` [PULL 18/20] s390x: protvirt: Fix stray error_report_err in s390_machine_protect Cornelia Huck
2020-04-30 9:44 ` [PULL 19/20] s390x/pv: Retry ioctls on -EINTR Cornelia Huck
2020-04-30 9:44 ` [PULL 20/20] s390x/s390-virtio-ccw: Fix build on systems without KVM Cornelia Huck
2020-04-30 13:54 ` [PULL 00/20] first set of s390x patches for 5.1 Peter Maydell
2020-04-30 15:36 ` no-reply
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