From patchwork Fri May 31 03:11:14 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Parav Pandit X-Patchwork-Id: 10969541 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 159FA92A for ; Fri, 31 May 2019 03:11:33 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 05E0528C63 for ; Fri, 31 May 2019 03:11:33 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id EE98928C66; Fri, 31 May 2019 03:11:32 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.9 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI,UNPARSEABLE_RELAY autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 6ED7228C63 for ; Fri, 31 May 2019 03:11:32 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726617AbfEaDL3 (ORCPT ); Thu, 30 May 2019 23:11:29 -0400 Received: from mail-il-dmz.mellanox.com ([193.47.165.129]:53902 "EHLO mellanox.co.il" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726546AbfEaDL2 (ORCPT ); Thu, 30 May 2019 23:11:28 -0400 Received: from Internal Mail-Server by MTLPINE2 (envelope-from parav@mellanox.com) with ESMTPS (AES256-SHA encrypted); 31 May 2019 06:11:22 +0300 Received: from sw-mtx-036.mtx.labs.mlnx (sw-mtx-036.mtx.labs.mlnx [10.12.150.149]) by labmailer.mlnx (8.13.8/8.13.8) with ESMTP id x4V3BJ9V030297; Fri, 31 May 2019 06:11:21 +0300 From: Parav Pandit To: dsahern@gmail.com Cc: netdev@vger.kernel.org, linux-rdma@vger.kernel.org, stephen@networkplumber.org, leonro@mellanox.com, parav@mellanox.com Subject: [PATCH iproute2-next v1 1/4] rdma: Add an option to query,set net namespace sharing sys parameter Date: Thu, 30 May 2019 22:11:14 -0500 Message-Id: <20190531031117.60984-2-parav@mellanox.com> X-Mailer: git-send-email 2.19.2 In-Reply-To: <20190531031117.60984-1-parav@mellanox.com> References: <20190531031117.60984-1-parav@mellanox.com> MIME-Version: 1.0 Sender: linux-rdma-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-rdma@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Enrich rdmatool with an option to query rdma subsystem parameter whether rdma devices are shared among multiple network namespaces or exclusive to single network namespace. rdma tool command examples and output. $ rdma system show netns shared $ rdma system set netns exclusive $ rdma system show netns exclusive Reviewed-by: Leon Romanovsky Signed-off-by: Parav Pandit --- rdma/Makefile | 2 +- rdma/rdma.c | 3 +- rdma/rdma.h | 1 + rdma/sys.c | 138 ++++++++++++++++++++++++++++++++++++++++++++++++++ rdma/utils.c | 1 + 5 files changed, 143 insertions(+), 2 deletions(-) create mode 100644 rdma/sys.c diff --git a/rdma/Makefile b/rdma/Makefile index 6a424234..4847f27e 100644 --- a/rdma/Makefile +++ b/rdma/Makefile @@ -7,7 +7,7 @@ ifeq ($(HAVE_MNL),y) CFLAGS += -I./include/uapi/ RDMA_OBJ = rdma.o utils.o dev.o link.o res.o res-pd.o res-mr.o res-cq.o \ - res-cmid.o res-qp.o + res-cmid.o res-qp.o sys.o TARGETS += rdma endif diff --git a/rdma/rdma.c b/rdma/rdma.c index 676e03c2..e9f1b4bb 100644 --- a/rdma/rdma.c +++ b/rdma/rdma.c @@ -11,7 +11,7 @@ static void help(char *name) { pr_out("Usage: %s [ OPTIONS ] OBJECT { COMMAND | help }\n" " %s [ -f[orce] ] -b[atch] filename\n" - "where OBJECT := { dev | link | resource | help }\n" + "where OBJECT := { dev | link | resource | system | help }\n" " OPTIONS := { -V[ersion] | -d[etails] | -j[son] | -p[retty]}\n", name, name); } @@ -29,6 +29,7 @@ static int rd_cmd(struct rd *rd, int argc, char **argv) { "dev", cmd_dev }, { "link", cmd_link }, { "resource", cmd_res }, + { "system", cmd_sys }, { 0 } }; diff --git a/rdma/rdma.h b/rdma/rdma.h index 9ed9e045..885a751e 100644 --- a/rdma/rdma.h +++ b/rdma/rdma.h @@ -93,6 +93,7 @@ char *rd_argv(struct rd *rd); int cmd_dev(struct rd *rd); int cmd_link(struct rd *rd); int cmd_res(struct rd *rd); +int cmd_sys(struct rd *rd); int rd_exec_cmd(struct rd *rd, const struct rd_cmd *c, const char *str); int rd_exec_dev(struct rd *rd, int (*cb)(struct rd *rd)); int rd_exec_require_dev(struct rd *rd, int (*cb)(struct rd *rd)); diff --git a/rdma/sys.c b/rdma/sys.c new file mode 100644 index 00000000..cef39081 --- /dev/null +++ b/rdma/sys.c @@ -0,0 +1,138 @@ +// SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB +/* + * sys.c RDMA tool + */ + +#include "rdma.h" + +static int sys_help(struct rd *rd) +{ + pr_out("Usage: %s system show [ netns ]\n", rd->filename); + pr_out(" %s system set netns { shared | exclusive }\n", rd->filename); + return 0; +} + +static const char *netns_modes_str[] = { + "exclusive", + "shared", +}; + +static int sys_show_parse_cb(const struct nlmsghdr *nlh, void *data) +{ + struct nlattr *tb[RDMA_NLDEV_ATTR_MAX] = {}; + struct rd *rd = data; + + mnl_attr_parse(nlh, 0, rd_attr_cb, tb); + + if (tb[RDMA_NLDEV_SYS_ATTR_NETNS_MODE]) { + const char *mode_str; + uint8_t netns_mode; + + netns_mode = + mnl_attr_get_u8(tb[RDMA_NLDEV_SYS_ATTR_NETNS_MODE]); + + if (netns_mode <= ARRAY_SIZE(netns_modes_str)) + mode_str = netns_modes_str[netns_mode]; + else + mode_str = "unknown"; + + if (rd->json_output) + jsonw_string_field(rd->jw, "netns", mode_str); + else + pr_out("netns %s\n", mode_str); + } + return MNL_CB_OK; +} + +static int sys_show_no_args(struct rd *rd) +{ + uint32_t seq; + int ret; + + rd_prepare_msg(rd, RDMA_NLDEV_CMD_SYS_GET, + &seq, (NLM_F_REQUEST | NLM_F_ACK)); + ret = rd_send_msg(rd); + if (ret) + return ret; + + return rd_recv_msg(rd, sys_show_parse_cb, rd, seq); +} + +static int sys_show(struct rd *rd) +{ + const struct rd_cmd cmds[] = { + { NULL, sys_show_no_args}, + { "netns", sys_show_no_args}, + { 0 } + }; + + return rd_exec_cmd(rd, cmds, "parameter"); +} + +static int sys_set_netns_cmd(struct rd *rd, bool enable) +{ + uint32_t seq; + + rd_prepare_msg(rd, RDMA_NLDEV_CMD_SYS_SET, + &seq, (NLM_F_REQUEST | NLM_F_ACK)); + mnl_attr_put_u8(rd->nlh, RDMA_NLDEV_SYS_ATTR_NETNS_MODE, enable); + + return rd_sendrecv_msg(rd, seq); +} + +static bool sys_valid_netns_cmd(const char *cmd) +{ + int i; + + for (i = 0; i < ARRAY_SIZE(netns_modes_str); i++) { + if (!strcmp(cmd, netns_modes_str[i])) + return true; + } + return false; +} + +static int sys_set_netns_args(struct rd *rd) +{ + bool cmd; + + if (rd_no_arg(rd) || !sys_valid_netns_cmd(rd_argv(rd))) { + pr_err("valid options are: { shared | exclusive }\n"); + return -EINVAL; + } + + cmd = (strcmp(rd_argv(rd), "shared") == 0) ? true : false; + + return sys_set_netns_cmd(rd, cmd); +} + +static int sys_set_help(struct rd *rd) +{ + pr_out("Usage: %s system set [PARAM] value\n", rd->filename); + pr_out(" system set netns { shared | exclusive }\n"); + return 0; +} + +static int sys_set(struct rd *rd) +{ + const struct rd_cmd cmds[] = { + { NULL, sys_set_help }, + { "help", sys_set_help }, + { "netns", sys_set_netns_args}, + { 0 } + }; + + return rd_exec_cmd(rd, cmds, "parameter"); +} + +int cmd_sys(struct rd *rd) +{ + const struct rd_cmd cmds[] = { + { NULL, sys_show }, + { "show", sys_show }, + { "set", sys_set }, + { "help", sys_help }, + { 0 } + }; + + return rd_exec_cmd(rd, cmds, "system command"); +} diff --git a/rdma/utils.c b/rdma/utils.c index 11ed8a73..558d1c29 100644 --- a/rdma/utils.c +++ b/rdma/utils.c @@ -435,6 +435,7 @@ static const enum mnl_attr_data_type nldev_policy[RDMA_NLDEV_ATTR_MAX] = { [RDMA_NLDEV_ATTR_DRIVER_U32] = MNL_TYPE_U32, [RDMA_NLDEV_ATTR_DRIVER_S64] = MNL_TYPE_U64, [RDMA_NLDEV_ATTR_DRIVER_U64] = MNL_TYPE_U64, + [RDMA_NLDEV_SYS_ATTR_NETNS_MODE] = MNL_TYPE_U8, }; int rd_attr_check(const struct nlattr *attr, int *typep) From patchwork Fri May 31 03:11:15 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Parav Pandit X-Patchwork-Id: 10969543 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 992AB18A6 for ; Fri, 31 May 2019 03:11:33 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 89F6B28C63 for ; Fri, 31 May 2019 03:11:33 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 7E5D528C66; Fri, 31 May 2019 03:11:33 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.9 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI,UNPARSEABLE_RELAY autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 1860628C64 for ; Fri, 31 May 2019 03:11:33 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726715AbfEaDL2 (ORCPT ); Thu, 30 May 2019 23:11:28 -0400 Received: from mail-il-dmz.mellanox.com ([193.47.165.129]:53904 "EHLO mellanox.co.il" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726649AbfEaDL2 (ORCPT ); Thu, 30 May 2019 23:11:28 -0400 Received: from Internal Mail-Server by MTLPINE2 (envelope-from parav@mellanox.com) with ESMTPS (AES256-SHA encrypted); 31 May 2019 06:11:24 +0300 Received: from sw-mtx-036.mtx.labs.mlnx (sw-mtx-036.mtx.labs.mlnx [10.12.150.149]) by labmailer.mlnx (8.13.8/8.13.8) with ESMTP id x4V3BJ9W030297; Fri, 31 May 2019 06:11:22 +0300 From: Parav Pandit To: dsahern@gmail.com Cc: netdev@vger.kernel.org, linux-rdma@vger.kernel.org, stephen@networkplumber.org, leonro@mellanox.com, parav@mellanox.com Subject: [PATCH iproute2-next v1 2/4] rdma: Add man pages for rdma system commands Date: Thu, 30 May 2019 22:11:15 -0500 Message-Id: <20190531031117.60984-3-parav@mellanox.com> X-Mailer: git-send-email 2.19.2 In-Reply-To: <20190531031117.60984-1-parav@mellanox.com> References: <20190531031117.60984-1-parav@mellanox.com> MIME-Version: 1.0 Sender: linux-rdma-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-rdma@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Reviewed-by: Leon Romanovsky Signed-off-by: Parav Pandit --- man/man8/rdma-system.8 | 82 ++++++++++++++++++++++++++++++++++++++++++ man/man8/rdma.8 | 7 +++- 2 files changed, 88 insertions(+), 1 deletion(-) create mode 100644 man/man8/rdma-system.8 diff --git a/man/man8/rdma-system.8 b/man/man8/rdma-system.8 new file mode 100644 index 00000000..a6873b52 --- /dev/null +++ b/man/man8/rdma-system.8 @@ -0,0 +1,82 @@ +.TH RDMA\-SYSTEM 8 "06 Jul 2017" "iproute2" "Linux" +.SH NAME +rdma-system \- RDMA subsystem configuration +.SH SYNOPSIS +.sp +.ad l +.in +8 +.ti -8 +.B rdma +.RI "[ " OPTIONS " ]" +.B sys +.RI " { " COMMAND " | " +.BR help " }" +.sp + +.ti -8 +.IR OPTIONS " := { " +\fB\-V\fR[\fIersion\fR] | +\fB\-d\fR[\fIetails\fR] } + +.ti -8 +.B rdma system show + +.ti -8 +.B rdma system set +.BR netns +.BR NEWMODE + +.ti -8 +.B rdma system help + +.SH "DESCRIPTION" +.SS rdma system set - set RDMA subsystem network namespace mode + +.SS rdma system show - display RDMA subsystem network namespace mode + +.PP +.I "NEWMODE" +- specifies the RDMA subsystem mode. Either exclusive or shared. +When user wants to assign dedicated RDMA device to a particular +network namespace, exclusive mode should be set before creating +any network namespace. If there are active network namespaces and if +one or more RDMA devices exist, changing mode from shared to +exclusive returns error code EBUSY. + +When RDMA subsystem is in shared mode, RDMA device is accessible in +all network namespace. When RDMA device isolation among multiple +network namespaces is not needed, shared mode can be used. + +It is preferred to not change the subsystem mode when there is active +RDMA traffic running, even though it is supported. + +.SH "EXAMPLES" +.PP +rdma system show +.RS 4 +Shows the state of RDMA subsystem network namespace mode on the system. +.RE +.PP +rdma system set netns exclusive +.RS 4 +Sets the RDMA subsystem in network namespace exclusive mode. In this mode RDMA devices +are visible only in single network namespace. +.RE +.PP +rdma system set netns shared +.RS 4 +Sets the RDMA subsystem in network namespace shared mode. In this mode RDMA devices +are shared among network namespaces. +.RE +.PP + +.SH SEE ALSO +.BR rdma (8), +.BR rdma-link (8), +.BR rdma-resource (8), +.BR network_namespaces(7), +.BR namespaces(7), +.br + +.SH AUTHOR +Parav Pandit diff --git a/man/man8/rdma.8 b/man/man8/rdma.8 index b2b5aef8..3ae33987 100644 --- a/man/man8/rdma.8 +++ b/man/man8/rdma.8 @@ -19,7 +19,7 @@ rdma \- RDMA tool .ti -8 .IR OBJECT " := { " -.BR dev " | " link " }" +.BR dev " | " link " | " system " }" .sp .ti -8 @@ -70,6 +70,10 @@ Generate JSON output. .B link - RDMA port related. +.TP +.B sys +- RDMA subsystem related. + .PP The names of all objects may be written in full or abbreviated form, for example @@ -107,6 +111,7 @@ Exit status is 0 if command was successful or a positive integer upon failure. .BR rdma-dev (8), .BR rdma-link (8), .BR rdma-resource (8), +.BR rdma-system (8), .br .SH REPORTING BUGS From patchwork Fri May 31 03:11:16 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Parav Pandit X-Patchwork-Id: 10969539 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 8AA016C5 for ; Fri, 31 May 2019 03:11:29 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 7998E28C63 for ; Fri, 31 May 2019 03:11:29 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 6DB5328C66; Fri, 31 May 2019 03:11:29 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.9 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI,UNPARSEABLE_RELAY autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 151BA28C63 for ; Fri, 31 May 2019 03:11:29 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726674AbfEaDL2 (ORCPT ); Thu, 30 May 2019 23:11:28 -0400 Received: from mail-il-dmz.mellanox.com ([193.47.165.129]:53914 "EHLO mellanox.co.il" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726670AbfEaDL2 (ORCPT ); Thu, 30 May 2019 23:11:28 -0400 Received: from Internal Mail-Server by MTLPINE2 (envelope-from parav@mellanox.com) with ESMTPS (AES256-SHA encrypted); 31 May 2019 06:11:25 +0300 Received: from sw-mtx-036.mtx.labs.mlnx (sw-mtx-036.mtx.labs.mlnx [10.12.150.149]) by labmailer.mlnx (8.13.8/8.13.8) with ESMTP id x4V3BJ9X030297; Fri, 31 May 2019 06:11:24 +0300 From: Parav Pandit To: dsahern@gmail.com Cc: netdev@vger.kernel.org, linux-rdma@vger.kernel.org, stephen@networkplumber.org, leonro@mellanox.com, parav@mellanox.com Subject: [PATCH iproute2-next v1 3/4] rdma: Add an option to set net namespace of rdma device Date: Thu, 30 May 2019 22:11:16 -0500 Message-Id: <20190531031117.60984-4-parav@mellanox.com> X-Mailer: git-send-email 2.19.2 In-Reply-To: <20190531031117.60984-1-parav@mellanox.com> References: <20190531031117.60984-1-parav@mellanox.com> MIME-Version: 1.0 Sender: linux-rdma-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-rdma@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Enrich rdmatool with an option to set network namespace of RDMA device. After successful execution of it, rdma device will be accessible only in assigned network namespace. rdma tool command examples and output. First set netns mode to exclusive. $ rdma system set netns exclusive Now create network namespace and assign RDMA device to this network namespace. $ ip netns add foo $ rdma dev set mlx5_1 netns foo Reviewed-by: Leon Romanovsky Signed-off-by: Parav Pandit --- rdma/dev.c | 37 +++++++++++++++++++++++++++++++++++++ 1 file changed, 37 insertions(+) diff --git a/rdma/dev.c b/rdma/dev.c index 90483622..d28bf6b3 100644 --- a/rdma/dev.c +++ b/rdma/dev.c @@ -4,12 +4,14 @@ * Authors: Leon Romanovsky */ +#include #include "rdma.h" static int dev_help(struct rd *rd) { pr_out("Usage: %s dev show [DEV]\n", rd->filename); pr_out(" %s dev set [DEV] name DEVNAME\n", rd->filename); + pr_out(" %s dev set [DEV] netns NSNAME\n", rd->filename); return 0; } @@ -272,11 +274,46 @@ static int dev_set_name(struct rd *rd) return rd_sendrecv_msg(rd, seq); } +static int dev_set_netns(struct rd *rd) +{ + char *netns_path; + uint32_t seq; + int netns; + int ret; + + if (rd_no_arg(rd)) { + pr_err("Please provide device name.\n"); + return -EINVAL; + } + + if (asprintf(&netns_path, "%s/%s", NETNS_RUN_DIR, rd_argv(rd)) < 0) + return -ENOMEM; + + netns = open(netns_path, O_RDONLY | O_CLOEXEC); + if (netns < 0) { + fprintf(stderr, "Cannot open network namespace \"%s\": %s\n", + rd_argv(rd), strerror(errno)); + ret = -EINVAL; + goto done; + } + + rd_prepare_msg(rd, RDMA_NLDEV_CMD_SET, + &seq, (NLM_F_REQUEST | NLM_F_ACK)); + mnl_attr_put_u32(rd->nlh, RDMA_NLDEV_ATTR_DEV_INDEX, rd->dev_idx); + mnl_attr_put_u32(rd->nlh, RDMA_NLDEV_NET_NS_FD, netns); + ret = rd_sendrecv_msg(rd, seq); + close(netns); +done: + free(netns_path); + return ret; +} + static int dev_one_set(struct rd *rd) { const struct rd_cmd cmds[] = { { NULL, dev_help}, { "name", dev_set_name}, + { "netns", dev_set_netns}, { 0 } }; From patchwork Fri May 31 03:11:17 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Parav Pandit X-Patchwork-Id: 10969545 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 9DC946C5 for ; Fri, 31 May 2019 03:11:36 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 8F14828C63 for ; Fri, 31 May 2019 03:11:36 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 8336928C66; Fri, 31 May 2019 03:11:36 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.9 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI,UNPARSEABLE_RELAY autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 2B4C628C63 for ; Fri, 31 May 2019 03:11:36 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726774AbfEaDLd (ORCPT ); Thu, 30 May 2019 23:11:33 -0400 Received: from mail-il-dmz.mellanox.com ([193.47.165.129]:53938 "EHLO mellanox.co.il" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726748AbfEaDLd (ORCPT ); Thu, 30 May 2019 23:11:33 -0400 Received: from Internal Mail-Server by MTLPINE2 (envelope-from parav@mellanox.com) with ESMTPS (AES256-SHA encrypted); 31 May 2019 06:11:27 +0300 Received: from sw-mtx-036.mtx.labs.mlnx (sw-mtx-036.mtx.labs.mlnx [10.12.150.149]) by labmailer.mlnx (8.13.8/8.13.8) with ESMTP id x4V3BJ9Y030297; Fri, 31 May 2019 06:11:26 +0300 From: Parav Pandit To: dsahern@gmail.com Cc: netdev@vger.kernel.org, linux-rdma@vger.kernel.org, stephen@networkplumber.org, leonro@mellanox.com, parav@mellanox.com Subject: [PATCH iproute2-next v1 4/4] rdma: Add man page for rdma dev set netns command Date: Thu, 30 May 2019 22:11:17 -0500 Message-Id: <20190531031117.60984-5-parav@mellanox.com> X-Mailer: git-send-email 2.19.2 In-Reply-To: <20190531031117.60984-1-parav@mellanox.com> References: <20190531031117.60984-1-parav@mellanox.com> MIME-Version: 1.0 Sender: linux-rdma-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-rdma@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Add man page to describe additional set netns command for rdma device. Reviewed-by: Leon Romanovsky Signed-off-by: Parav Pandit --- man/man8/rdma-dev.8 | 18 ++++++++++++++++-- 1 file changed, 16 insertions(+), 2 deletions(-) diff --git a/man/man8/rdma-dev.8 b/man/man8/rdma-dev.8 index 069f4717..38e34b3b 100644 --- a/man/man8/rdma-dev.8 +++ b/man/man8/rdma-dev.8 @@ -28,13 +28,19 @@ rdma-dev \- RDMA device configuration .BR name .BR NEWNAME +.ti -8 +.B rdma dev set +.RI "[ " DEV " ]" +.BR netns +.BR NSNAME + .ti -8 .B rdma dev help .SH "DESCRIPTION" -.SS rdma dev set - rename rdma device +.SS rdma dev set - rename RDMA device or set network namespace -.SS rdma dev show - display rdma device attributes +.SS rdma dev show - display RDMA device attributes .PP .I "DEV" @@ -58,11 +64,19 @@ rdma dev set mlx5_3 name rdma_0 Renames the mlx5_3 device to rdma_0. .RE .PP +rdma dev set mlx5_3 netns foo +.RS 4 +Changes the network namespace of RDMA device to foo where foo is +previously created using iproute2 ip command. +.RE +.PP .SH SEE ALSO +.BR ip (8), .BR rdma (8), .BR rdma-link (8), .BR rdma-resource (8), +.BR rdma-system (8), .br .SH AUTHOR