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net/smc: CLC header fields renaming

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SMCD version 2 defines 2 more bits in the CLC header to specify
version 2 types. This patch prepares better naming of the CLC
header fields. No functional change.

Signed-off-by: Ursula Braun <ubraun@linux.ibm.com>
Signed-off-by: Karsten Graul <kgraul@linux.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Ursula Braun
2020-09-26 12:44:20 +02:00
committed by David S. Miller
parent a304e29a24
commit f1eb02f952
3 changed files with 25 additions and 23 deletions
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14
net/smc/af_smc.c
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@@ -618,7 +618,7 @@ static int smc_connect_rdma(struct smc_sock *smc,
ini->is_smcd = false;
ini->ib_lcl = &aclc->r0.lcl;
ini->ib_clcqpn = ntoh24(aclc->r0.qpn);
ini->first_contact_peer = aclc->hdr.flag;
ini->first_contact_peer = aclc->hdr.typev2 & SMC_FIRST_CONTACT_MASK;
mutex_lock(&smc_client_lgr_pending);
reason_code = smc_conn_create(smc, ini);
@@ -713,7 +713,7 @@ static int smc_connect_ism(struct smc_sock *smc,
ini->is_smcd = true;
ini->ism_peer_gid = aclc->d0.gid;
ini->first_contact_peer = aclc->hdr.flag;
ini->first_contact_peer = aclc->hdr.typev2 & SMC_FIRST_CONTACT_MASK;
/* there is only one lgr role for SMC-D; use server lock */
mutex_lock(&smc_server_lgr_pending);
@@ -804,9 +804,9 @@ static int __smc_connect(struct smc_sock *smc)
}
/* depending on previous steps, connect using rdma or ism */
if (rdma_supported && aclc.hdr.path == SMC_TYPE_R)
if (rdma_supported && aclc.hdr.typev1 == SMC_TYPE_R)
rc = smc_connect_rdma(smc, &aclc, &ini);
else if (ism_supported && aclc.hdr.path == SMC_TYPE_D)
else if (ism_supported && aclc.hdr.typev1 == SMC_TYPE_D)
rc = smc_connect_ism(smc, &aclc, &ini);
else
rc = SMC_CLC_DECL_MODEUNSUPP;
@@ -1316,7 +1316,7 @@ static void smc_listen_work(struct work_struct *work)
smc_tx_init(new_smc);
/* check if ISM is available */
if (pclc->hdr.path == SMC_TYPE_D || pclc->hdr.path == SMC_TYPE_B) {
if (pclc->hdr.typev1 == SMC_TYPE_D || pclc->hdr.typev1 == SMC_TYPE_B) {
struct smc_clc_msg_smcd *pclc_smcd = smc_get_clc_msg_smcd(pclc);
ini.is_smcd = true; /* prepare ISM check */
@@ -1326,7 +1326,7 @@ static void smc_listen_work(struct work_struct *work)
rc = smc_listen_ism_init(new_smc, pclc, &ini);
if (!rc)
ism_supported = true;
else if (pclc->hdr.path == SMC_TYPE_D)
else if (pclc->hdr.typev1 == SMC_TYPE_D)
goto out_unlock; /* skip RDMA and decline */
}
@@ -1339,7 +1339,7 @@ static void smc_listen_work(struct work_struct *work)
rc = smc_find_rdma_device(new_smc, &ini);
if (rc) {
/* no RDMA device found */
if (pclc->hdr.path == SMC_TYPE_B)
if (pclc->hdr.typev1 == SMC_TYPE_B)
/* neither ISM nor RDMA device found */
rc = SMC_CLC_DECL_NOSMCDEV;
goto out_unlock;