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Sun, 18 Nov 2018 12:29:59 GMT Received: from localhost.localdomain (/77.138.186.148) by default (Oracle Beehive Gateway v4.0) with ESMTP ; Sun, 18 Nov 2018 04:29:59 -0800 From: Yuval Shaia To: yuval.shaia@oracle.com, marcel.apfelbaum@gmail.com, dmitry.fleytman@gmail.com, jasowang@redhat.com, eblake@redhat.com, armbru@redhat.com, pbonzini@redhat.com, qemu-devel@nongnu.org, shamir.rabinovitch@oracle.com, cohuck@redhat.com Date: Sun, 18 Nov 2018 14:28:38 +0200 Message-Id: <20181118122843.10892-19-yuval.shaia@oracle.com> X-Mailer: git-send-email 2.17.2 In-Reply-To: <20181118122843.10892-1-yuval.shaia@oracle.com> References: <20181118122843.10892-1-yuval.shaia@oracle.com> X-Proofpoint-Virus-Version: vendor=nai engine=5900 definitions=9080 signatures=668683 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 suspectscore=0 malwarescore=0 phishscore=0 bulkscore=0 spamscore=0 mlxscore=0 mlxlogscore=939 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1810050000 definitions=main-1811180118 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x [generic] X-Received-From: 141.146.126.78 Subject: [Qemu-devel] [PATCH v4 18/23] hw/rdma: Remove unneeded code that handles more that one port X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" X-Virus-Scanned: ClamAV using ClamSMTP Device supports only one port, let's remove a dead code that handles more than one port. Signed-off-by: Yuval Shaia Reviewed-by: Marcel Apfelbaum --- hw/rdma/rdma_rm.c | 34 ++++++++++++++++------------------ hw/rdma/rdma_rm.h | 2 +- hw/rdma/rdma_rm_defs.h | 4 ++-- 3 files changed, 19 insertions(+), 21 deletions(-) diff --git a/hw/rdma/rdma_rm.c b/hw/rdma/rdma_rm.c index 250254561c..b7d4ebe972 100644 --- a/hw/rdma/rdma_rm.c +++ b/hw/rdma/rdma_rm.c @@ -545,7 +545,7 @@ int rdma_rm_add_gid(RdmaDeviceResources *dev_res, RdmaBackendDev *backend_dev, return -EINVAL; } - memcpy(&dev_res->ports[0].gid_tbl[gid_idx].gid, gid, sizeof(*gid)); + memcpy(&dev_res->port.gid_tbl[gid_idx].gid, gid, sizeof(*gid)); return 0; } @@ -556,15 +556,15 @@ int rdma_rm_del_gid(RdmaDeviceResources *dev_res, RdmaBackendDev *backend_dev, int rc; rc = rdma_backend_del_gid(backend_dev, ifname, - &dev_res->ports[0].gid_tbl[gid_idx].gid); + &dev_res->port.gid_tbl[gid_idx].gid); if (rc) { pr_dbg("Fail to delete gid\n"); return -EINVAL; } - memset(dev_res->ports[0].gid_tbl[gid_idx].gid.raw, 0, - sizeof(dev_res->ports[0].gid_tbl[gid_idx].gid)); - dev_res->ports[0].gid_tbl[gid_idx].backend_gid_index = -1; + memset(dev_res->port.gid_tbl[gid_idx].gid.raw, 0, + sizeof(dev_res->port.gid_tbl[gid_idx].gid)); + dev_res->port.gid_tbl[gid_idx].backend_gid_index = -1; return 0; } @@ -577,16 +577,16 @@ int rdma_rm_get_backend_gid_index(RdmaDeviceResources *dev_res, return -EINVAL; } - if (unlikely(dev_res->ports[0].gid_tbl[sgid_idx].backend_gid_index == -1)) { - dev_res->ports[0].gid_tbl[sgid_idx].backend_gid_index = + if (unlikely(dev_res->port.gid_tbl[sgid_idx].backend_gid_index == -1)) { + dev_res->port.gid_tbl[sgid_idx].backend_gid_index = rdma_backend_get_gid_index(backend_dev, - &dev_res->ports[0].gid_tbl[sgid_idx].gid); + &dev_res->port.gid_tbl[sgid_idx].gid); } pr_dbg("backend_gid_index=%d\n", - dev_res->ports[0].gid_tbl[sgid_idx].backend_gid_index); + dev_res->port.gid_tbl[sgid_idx].backend_gid_index); - return dev_res->ports[0].gid_tbl[sgid_idx].backend_gid_index; + return dev_res->port.gid_tbl[sgid_idx].backend_gid_index; } static void destroy_qp_hash_key(gpointer data) @@ -596,15 +596,13 @@ static void destroy_qp_hash_key(gpointer data) static void init_ports(RdmaDeviceResources *dev_res) { - int i, j; + int i; - memset(dev_res->ports, 0, sizeof(dev_res->ports)); + memset(&dev_res->port, 0, sizeof(dev_res->port)); - for (i = 0; i < MAX_PORTS; i++) { - dev_res->ports[i].state = IBV_PORT_DOWN; - for (j = 0; j < MAX_PORT_GIDS; j++) { - dev_res->ports[i].gid_tbl[j].backend_gid_index = -1; - } + dev_res->port.state = IBV_PORT_DOWN; + for (i = 0; i < MAX_PORT_GIDS; i++) { + dev_res->port.gid_tbl[i].backend_gid_index = -1; } } @@ -613,7 +611,7 @@ static void fini_ports(RdmaDeviceResources *dev_res, { int i; - dev_res->ports[0].state = IBV_PORT_DOWN; + dev_res->port.state = IBV_PORT_DOWN; for (i = 0; i < MAX_PORT_GIDS; i++) { rdma_rm_del_gid(dev_res, backend_dev, ifname, i); } diff --git a/hw/rdma/rdma_rm.h b/hw/rdma/rdma_rm.h index a7169b4e89..3c602c04c0 100644 --- a/hw/rdma/rdma_rm.h +++ b/hw/rdma/rdma_rm.h @@ -79,7 +79,7 @@ int rdma_rm_get_backend_gid_index(RdmaDeviceResources *dev_res, static inline union ibv_gid *rdma_rm_get_gid(RdmaDeviceResources *dev_res, int sgid_idx) { - return &dev_res->ports[0].gid_tbl[sgid_idx].gid; + return &dev_res->port.gid_tbl[sgid_idx].gid; } #endif diff --git a/hw/rdma/rdma_rm_defs.h b/hw/rdma/rdma_rm_defs.h index 7b3435f991..0ba61d1838 100644 --- a/hw/rdma/rdma_rm_defs.h +++ b/hw/rdma/rdma_rm_defs.h @@ -18,7 +18,7 @@ #include "rdma_backend_defs.h" -#define MAX_PORTS 1 +#define MAX_PORTS 1 /* Do not change - we support only one port */ #define MAX_PORT_GIDS 255 #define MAX_GIDS MAX_PORT_GIDS #define MAX_PORT_PKEYS 1 @@ -97,7 +97,7 @@ typedef struct RdmaRmPort { } RdmaRmPort; typedef struct RdmaDeviceResources { - RdmaRmPort ports[MAX_PORTS]; + RdmaRmPort port; RdmaRmResTbl pd_tbl; RdmaRmResTbl mr_tbl; RdmaRmResTbl uc_tbl;