From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-wm1-f51.google.com (mail-wm1-f51.google.com [209.85.128.51]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 01A64426429 for ; Thu, 16 Jul 2026 13:23:48 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.128.51 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1784208230; cv=none; b=V+AeGIMGQCeTpSeAq8uoYitG+vNKGVS1DU3mCag0oXicqgZDVLe3NtEDKF1Hun5bhS/yQwHDA4xB4S4uc/LsyDMhtfFl8BwqPmcY5z/Ge6elyn4BxKzqle0u6OJX0inAyck5KMRmhG1stBKqIV7sj5+O9CrrEzeqjEfnbyCtKNM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1784208230; c=relaxed/simple; bh=Wqi5KzpmB6zpmbpQROgcTMyYw+gD16pJ028ef+YpomU=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=kyRJrbrFmzmC34maZBvZd5Dr1H8QO4kG392+x3jZcANSTyjkUDq1YxLiPfuQAIspV+gOocYQ/6uhh6+r5MFbLgqL4dRTNq4peij213qgEvnRxxmx6Uce4/bclzlPcafaelh1hNh/QxrcWbsivYVVQzVH6YaIXkCrOf9bp8oHX90= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=resnulli.us; spf=none smtp.mailfrom=resnulli.us; dkim=pass (2048-bit key) header.d=resnulli-us.20251104.gappssmtp.com header.i=@resnulli-us.20251104.gappssmtp.com header.b=po53amPU; arc=none smtp.client-ip=209.85.128.51 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=resnulli.us Authentication-Results: smtp.subspace.kernel.org; spf=none smtp.mailfrom=resnulli.us Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=resnulli-us.20251104.gappssmtp.com header.i=@resnulli-us.20251104.gappssmtp.com header.b="po53amPU" Received: by mail-wm1-f51.google.com with SMTP id 5b1f17b1804b1-493ae59eca6so17543395e9.1 for ; Thu, 16 Jul 2026 06:23:48 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=resnulli-us.20251104.gappssmtp.com; s=20251104; t=1784208227; x=1784813027; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to:content-type; bh=BMcX0YddrsVQYToOf5sZrqslr+alhSoWvC1LhYQrOaI=; b=po53amPUM725dcb24/q8qw2miCPBVvTMo9cJ919gRo0m8SpPTdBrQUHhKZCVlqyM/r 7kPymwIQBe0np1JSaapBk25psoqy7t1ILnICgcUmVFQZzce4h9ZYQfkxDiYIBgnNF/Th o9K7FZ8knAihJ3KJnSsE6l5uqUOMOGwhfKt49Q12ehNnvks34Ztl4niyD+fWqZXzKz02 EhIpagrBcpY8eDuhemvnwmQ1XBxgOxJhk0Cv+R3HHx4kHolYKxRSPepuR5mBpX7lNWMl H5FTTmqC3e2zBzFlX3gAK5e++PCAew9gN4GZiIoTshuJPDf9WUh3GT/QTjm2tZkySVXG ARJQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1784208227; x=1784813027; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-gg:x-gm-message-state:from :to:cc:subject:date:message-id:reply-to:content-type; bh=BMcX0YddrsVQYToOf5sZrqslr+alhSoWvC1LhYQrOaI=; b=kTCCTfLAs3ugvTlZRSHFgB3X+xq4AMRE1Jwt5o2ZOF8JKdMK3HBaLDqlmD3jqN4cQL ule4igfauV/Ynaf7XSGgMAYYGKBrgS4wWFrpAoLbD6xZVp3ve2X1Bd7J1wlCQyNGvS5p iUQYYrimjUgTIIcNnlp+1OP509/osCLzPQsO39bKaosWBt1UygrJe3ThjhRNzXcAidyV +U61OS6siInvGrYJ6N77AEM6L7P3xr4Q+sb0U1GxqFcfA5GLAAgSELo9qk8eAdmIj5Ln H4otFpPyw43qx6pv1YtpDlq13M5yHsZ4gB4FM9oY31jDKDycm1VnxpL/LhYRs737u1+V FAjw== X-Forwarded-Encrypted: i=1; AHgh+Rq2kWCMdrudfsZyardvbeIDUYWPcbtJKCOA17sb4pQIDBits+8dUDVnJ5HnAmlhq7X3WSkwPjk=@vger.kernel.org X-Gm-Message-State: AOJu0YyIbV6mxDuiELP4j+3ovhVFGInZWrFh5VP/4gccbBSRVeqPThUY E/4L33TcXaU5wgwgYkcCUX7n84jYhvCZRPY7wuNZLnfSnBnZ/s+Q5so69Nk+6otpeK4= X-Gm-Gg: AfdE7ckYfVpTiOFvDQxxRPcSj3N21/yS2l9Dlf6dZlU+TxHA4pWdsdttjmxyg8+PkiN P21ddThtRjItJTZ/Ocu9BPXneYtWgnaDX2pMvEHZQOUrrM+TLd4FpDb5CUsKiAMP1rXkin1q4cb NjS8iLMbigHFjqueeFPB9DkjPSOxiSOpkmPeimGvuj97oq4kF64SOQjOErbo6ZYLqpSBCtmcBZ7 /pEnAK7+wnfHHD5rX6Nck4daF8+78wQC3/eZXVcKiEwUCMeoSem3bDrhX5DN/BkISWlfiHw/YIu A45JvXkTTeIbrbImxOP7gFWcjP8xdT08JYkBJxGfd7GFV4+9FI2DaP28DAmKW/QReVXDJfr87gz bX3ash7OiGPQCw0vCXVje1vTjp3UC58yLbYOoBPX3UzIvs6OTSzIuRX0Yl8/K6ZTrL7LIiVhN6E MFdYl5w8IrjEXXdXHi6UgF1Q== X-Received: by 2002:a05:600c:a47:b0:495:4126:1edb with SMTP id 5b1f17b1804b1-495413566ebmr37543415e9.29.1784208226946; Thu, 16 Jul 2026 06:23:46 -0700 (PDT) Received: from localhost ([140.209.217.211]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-47f464caeffsm23108105f8f.36.2026.07.16.06.23.46 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 16 Jul 2026 06:23:46 -0700 (PDT) From: Jiri Pirko To: linux-rdma@vger.kernel.org Cc: cgroups@vger.kernel.org, netdev@vger.kernel.org, linux-s390@vger.kernel.org, linux-kselftest@vger.kernel.org, jgg@ziepe.ca, leon@kernel.org, parav@nvidia.com, mbloch@nvidia.com, cmeiohas@nvidia.com, roman.gushchin@linux.dev, bvanassche@acm.org, zyjzyj2000@gmail.com, shuah@kernel.org, tj@kernel.org, mkoutny@suse.com, hannes@cmpxchg.org, alibuda@linux.alibaba.com, dust.li@linux.alibaba.com, sidraya@linux.ibm.com, wenjia@linux.ibm.com, yanjun.zhu@linux.dev, cui.tao@linux.dev Subject: [PATCH rdma-next v3 07/14] RDMA/srp: Make the SRP sysfs class net namespace aware Date: Thu, 16 Jul 2026 15:23:08 +0200 Message-ID: <20260716132316.1495242-8-jiri@resnulli.us> X-Mailer: git-send-email 2.54.0 In-Reply-To: <20260716132316.1495242-1-jiri@resnulli.us> References: <20260716132316.1495242-1-jiri@resnulli.us> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit From: Jiri Pirko Tag srp_class by the RDMA device's net namespace so SRP hosts derived from same-named RDMA devices can coexist across namespaces. Signed-off-by: Jiri Pirko --- drivers/infiniband/ulp/srp/ib_srp.c | 16 +++++++++++++++- 1 file changed, 15 insertions(+), 1 deletion(-) diff --git a/drivers/infiniband/ulp/srp/ib_srp.c b/drivers/infiniband/ulp/srp/ib_srp.c index 0caebbc2810f..2fc8e133c70f 100644 --- a/drivers/infiniband/ulp/srp/ib_srp.c +++ b/drivers/infiniband/ulp/srp/ib_srp.c @@ -3189,10 +3189,24 @@ static struct attribute *srp_class_attrs[]; ATTRIBUTE_GROUPS(srp_class); +/* + * SRP hosts are named after their ib device, so tag the class by the ib + * device's net namespace. + */ +static const struct ns_common *srp_net_namespace(const struct device *dev) +{ + struct srp_host *host = container_of(dev, struct srp_host, dev); + struct net *net = rdma_dev_net(host->srp_dev->dev); + + return net ? to_ns_common(net) : NULL; +} + static struct class srp_class = { .name = "infiniband_srp", .dev_groups = srp_class_groups, - .dev_release = srp_release_dev + .dev_release = srp_release_dev, + .ns_type = &net_ns_type_operations, + .namespace = srp_net_namespace, }; /** -- 2.54.0