diff options
author | Artemy Kovalyov <artemyko@mellanox.com> | 2018-07-04 15:57:50 +0300 |
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committer | Jason Gunthorpe <jgg@mellanox.com> | 2018-07-10 20:13:04 +0300 |
commit | b02289b3d60f79ba0831051a7743d8fdb4110355 (patch) | |
tree | ab40813ac166eb65344774f68d18d8bf313a076d /include | |
parent | 958200ad8e838bef3b36f9b0674923172b8d9da5 (diff) | |
download | linux-b02289b3d60f79ba0831051a7743d8fdb4110355.tar.xz |
RDMA: Validate grh_required when handling AVs
Extend the existing grh_required flag to check when AV's are handled that
a GRH is present.
Since we don't want to do query_port during the AV checks for performance
reasons move the flag into the immutable_data.
Signed-off-by: Artemy Kovalyov <artemyko@mellanox.com>
Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Diffstat (limited to 'include')
-rw-r--r-- | include/rdma/ib_verbs.h | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/include/rdma/ib_verbs.h b/include/rdma/ib_verbs.h index 98e025759791..b523298d486b 100644 --- a/include/rdma/ib_verbs.h +++ b/include/rdma/ib_verbs.h @@ -529,6 +529,7 @@ static inline struct rdma_hw_stats *rdma_alloc_hw_stats_struct( #define RDMA_CORE_CAP_AF_IB 0x00001000 #define RDMA_CORE_CAP_ETH_AH 0x00002000 #define RDMA_CORE_CAP_OPA_AH 0x00004000 +#define RDMA_CORE_CAP_IB_GRH_REQUIRED 0x00008000 /* Protocol 0xFFF00000 */ #define RDMA_CORE_CAP_PROT_IB 0x00100000 @@ -538,6 +539,10 @@ static inline struct rdma_hw_stats *rdma_alloc_hw_stats_struct( #define RDMA_CORE_CAP_PROT_RAW_PACKET 0x01000000 #define RDMA_CORE_CAP_PROT_USNIC 0x02000000 +#define RDMA_CORE_PORT_IB_GRH_REQUIRED (RDMA_CORE_CAP_IB_GRH_REQUIRED \ + | RDMA_CORE_CAP_PROT_ROCE \ + | RDMA_CORE_CAP_PROT_ROCE_UDP_ENCAP) + #define RDMA_CORE_PORT_IBA_IB (RDMA_CORE_CAP_PROT_IB \ | RDMA_CORE_CAP_IB_MAD \ | RDMA_CORE_CAP_IB_SMI \ @@ -570,7 +575,6 @@ struct ib_port_attr { enum ib_mtu max_mtu; enum ib_mtu active_mtu; int gid_tbl_len; - unsigned int grh_required:1; unsigned int ip_gids:1; /* This is the value from PortInfo CapabilityMask, defined by IBA */ u32 port_cap_flags; @@ -2771,6 +2775,13 @@ static inline int rdma_is_port_valid(const struct ib_device *device, port <= rdma_end_port(device)); } +static inline bool rdma_is_grh_required(const struct ib_device *device, + u8 port_num) +{ + return device->port_immutable[port_num].core_cap_flags & + RDMA_CORE_PORT_IB_GRH_REQUIRED; +} + static inline bool rdma_protocol_ib(const struct ib_device *device, u8 port_num) { return device->port_immutable[port_num].core_cap_flags & RDMA_CORE_CAP_PROT_IB; |