diff options
author | Luca Boccassi <luca.boccassi@gmail.com> | 2017-11-08 14:15:11 +0000 |
---|---|---|
committer | Luca Boccassi <luca.boccassi@gmail.com> | 2017-11-08 14:45:54 +0000 |
commit | 055c52583a2794da8ba1e85a48cce3832372b12f (patch) | |
tree | 8ceb1cb78fbb46a0f341f8ee24feb3c6b5540013 /lib/librte_vhost/vhost_user.h | |
parent | f239aed5e674965691846e8ce3f187dd47523689 (diff) |
New upstream version 17.11-rc3
Change-Id: I6a5baa40612fe0c20f30b5fa773a6cbbac63a685
Signed-off-by: Luca Boccassi <luca.boccassi@gmail.com>
Diffstat (limited to 'lib/librte_vhost/vhost_user.h')
-rw-r--r-- | lib/librte_vhost/vhost_user.h | 25 |
1 files changed, 18 insertions, 7 deletions
diff --git a/lib/librte_vhost/vhost_user.h b/lib/librte_vhost/vhost_user.h index 35ebd719..76d9fe2f 100644 --- a/lib/librte_vhost/vhost_user.h +++ b/lib/librte_vhost/vhost_user.h @@ -48,16 +48,14 @@ #define VHOST_USER_PROTOCOL_F_RARP 2 #define VHOST_USER_PROTOCOL_F_REPLY_ACK 3 #define VHOST_USER_PROTOCOL_F_NET_MTU 4 +#define VHOST_USER_PROTOCOL_F_SLAVE_REQ 5 -/* - * disable REPLY_ACK feature to workaround the buggy QEMU implementation. - * Proved buggy QEMU includes v2.7 - v2.9. - */ #define VHOST_USER_PROTOCOL_FEATURES ((1ULL << VHOST_USER_PROTOCOL_F_MQ) | \ (1ULL << VHOST_USER_PROTOCOL_F_LOG_SHMFD) |\ (1ULL << VHOST_USER_PROTOCOL_F_RARP) | \ - (0ULL << VHOST_USER_PROTOCOL_F_REPLY_ACK) | \ - (1ULL << VHOST_USER_PROTOCOL_F_NET_MTU)) + (1ULL << VHOST_USER_PROTOCOL_F_REPLY_ACK) | \ + (1ULL << VHOST_USER_PROTOCOL_F_NET_MTU) | \ + (1ULL << VHOST_USER_PROTOCOL_F_SLAVE_REQ)) typedef enum VhostUserRequest { VHOST_USER_NONE = 0, @@ -81,9 +79,17 @@ typedef enum VhostUserRequest { VHOST_USER_SET_VRING_ENABLE = 18, VHOST_USER_SEND_RARP = 19, VHOST_USER_NET_SET_MTU = 20, + VHOST_USER_SET_SLAVE_REQ_FD = 21, + VHOST_USER_IOTLB_MSG = 22, VHOST_USER_MAX } VhostUserRequest; +typedef enum VhostUserSlaveRequest { + VHOST_USER_SLAVE_NONE = 0, + VHOST_USER_SLAVE_IOTLB_MSG = 1, + VHOST_USER_SLAVE_MAX +} VhostUserSlaveRequest; + typedef struct VhostUserMemoryRegion { uint64_t guest_phys_addr; uint64_t memory_size; @@ -103,7 +109,10 @@ typedef struct VhostUserLog { } VhostUserLog; typedef struct VhostUserMsg { - VhostUserRequest request; + union { + VhostUserRequest master; + VhostUserSlaveRequest slave; + } request; #define VHOST_USER_VERSION_MASK 0x3 #define VHOST_USER_REPLY_MASK (0x1 << 2) @@ -118,6 +127,7 @@ typedef struct VhostUserMsg { struct vhost_vring_addr addr; VhostUserMemory memory; VhostUserLog log; + struct vhost_iotlb_msg iotlb; } payload; int fds[VHOST_MEMORY_MAX_NREGIONS]; } __attribute((packed)) VhostUserMsg; @@ -130,6 +140,7 @@ typedef struct VhostUserMsg { /* vhost_user.c */ int vhost_user_msg_handler(int vid, int fd); +int vhost_user_iotlb_miss(struct virtio_net *dev, uint64_t iova, uint8_t perm); /* socket.c */ int read_fd_message(int sockfd, char *buf, int buflen, int *fds, int fd_num); |