diff options
Diffstat (limited to 'net/smc/af_smc.c')
| -rw-r--r-- | net/smc/af_smc.c | 34 |
1 files changed, 21 insertions, 13 deletions
diff --git a/net/smc/af_smc.c b/net/smc/af_smc.c index 77b99e8ef35a..f97f77b041d9 100644 --- a/net/smc/af_smc.c +++ b/net/smc/af_smc.c @@ -16,8 +16,7 @@ * based on prototype from Frank Blaschka */ -#define KMSG_COMPONENT "smc" -#define pr_fmt(fmt) KMSG_COMPONENT ": " fmt +#define pr_fmt(fmt) "smc: " fmt #include <linux/module.h> #include <linux/socket.h> @@ -58,6 +57,7 @@ #include "smc_tracepoint.h" #include "smc_sysctl.h" #include "smc_inet.h" +#include "smc_hs_bpf.h" static DEFINE_MUTEX(smc_server_lgr_pending); /* serialize link group * creation on server @@ -421,7 +421,7 @@ static struct sock *smc_sock_alloc(struct net *net, struct socket *sock, return sk; } -int smc_bind(struct socket *sock, struct sockaddr *uaddr, +int smc_bind(struct socket *sock, struct sockaddr_unsized *uaddr, int addr_len) { struct sockaddr_in *addr = (struct sockaddr_in *)uaddr; @@ -1642,7 +1642,7 @@ out: release_sock(&smc->sk); } -int smc_connect(struct socket *sock, struct sockaddr *addr, +int smc_connect(struct socket *sock, struct sockaddr_unsized *addr, int alen, int flags) { struct sock *sk = sock->sk; @@ -1694,7 +1694,7 @@ int smc_connect(struct socket *sock, struct sockaddr *addr, rc = -EALREADY; goto out; } - rc = kernel_connect(smc->clcsock, addr, alen, flags); + rc = kernel_connect(smc->clcsock, (struct sockaddr_unsized *)addr, alen, flags); if (rc && rc != -EINPROGRESS) goto out; @@ -2140,7 +2140,7 @@ static void smc_check_ism_v2_match(struct smc_init_info *ini, } } -static void smc_find_ism_store_rc(u32 rc, struct smc_init_info *ini) +static void smc_init_info_store_rc(u32 rc, struct smc_init_info *ini) { if (!ini->rc) ini->rc = rc; @@ -2203,7 +2203,7 @@ static void smc_find_ism_v2_device_serv(struct smc_sock *new_smc, mutex_unlock(&smcd_dev_list.mutex); if (!ini->ism_dev[0]) { - smc_find_ism_store_rc(SMC_CLC_DECL_NOSMCD2DEV, ini); + smc_init_info_store_rc(SMC_CLC_DECL_NOSMCD2DEV, ini); goto not_found; } @@ -2220,7 +2220,7 @@ static void smc_find_ism_v2_device_serv(struct smc_sock *new_smc, ini->ism_selected = i; rc = smc_listen_ism_init(new_smc, ini); if (rc) { - smc_find_ism_store_rc(rc, ini); + smc_init_info_store_rc(rc, ini); /* try next active ISM device */ continue; } @@ -2260,7 +2260,7 @@ static void smc_find_ism_v1_device_serv(struct smc_sock *new_smc, return; /* V1 ISM device found */ not_found: - smc_find_ism_store_rc(rc, ini); + smc_init_info_store_rc(rc, ini); ini->smcd_version &= ~SMC_V1; ini->ism_dev[0] = NULL; ini->is_smcd = false; @@ -2311,7 +2311,7 @@ static void smc_find_rdma_v2_device_serv(struct smc_sock *new_smc, ini->smcrv2.daddr = smc_ib_gid_to_ipv4(smc_v2_ext->roce); rc = smc_find_rdma_device(new_smc, ini); if (rc) { - smc_find_ism_store_rc(rc, ini); + smc_init_info_store_rc(rc, ini); goto not_found; } if (!ini->smcrv2.uses_gateway) @@ -2328,7 +2328,7 @@ static void smc_find_rdma_v2_device_serv(struct smc_sock *new_smc, if (!rc) return; ini->smcr_version = smcr_version; - smc_find_ism_store_rc(rc, ini); + smc_init_info_store_rc(rc, ini); not_found: ini->smcr_version &= ~SMC_V2; @@ -2375,7 +2375,7 @@ static int smc_listen_find_device(struct smc_sock *new_smc, /* check for matching IP prefix and subnet length (V1) */ prfx_rc = smc_listen_prfx_check(new_smc, pclc); if (prfx_rc) - smc_find_ism_store_rc(prfx_rc, ini); + smc_init_info_store_rc(prfx_rc, ini); /* get vlan id from IP device */ if (smc_vlan_by_tcpsk(new_smc->clcsock, ini)) @@ -2402,7 +2402,7 @@ static int smc_listen_find_device(struct smc_sock *new_smc, int rc; rc = smc_find_rdma_v1_device_serv(new_smc, pclc, ini); - smc_find_ism_store_rc(rc, ini); + smc_init_info_store_rc(rc, ini); return (!rc) ? 0 : ini->rc; } return prfx_rc; @@ -3600,8 +3600,16 @@ static int __init smc_init(void) pr_err("%s: smc_inet_init fails with %d\n", __func__, rc); goto out_ulp; } + rc = bpf_smc_hs_ctrl_init(); + if (rc) { + pr_err("%s: bpf_smc_hs_ctrl_init fails with %d\n", __func__, + rc); + goto out_inet; + } static_branch_enable(&tcp_have_smc); return 0; +out_inet: + smc_inet_exit(); out_ulp: tcp_unregister_ulp(&smc_ulp_ops); out_ib: |