From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-wm1-f48.google.com (mail-wm1-f48.google.com [209.85.128.48]) (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 10055403B0D for ; Thu, 9 Jul 2026 09:55:59 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.128.48 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1783590961; cv=none; b=NrHxB4MRwmjzt7JIlkT0Mwnjre4c4qPqHFEggRA0z1ow5torPQx5GKDK3P1e9/bY8lV8CwETLy7RZnl0FP3aWCn4J8SJj9bOGOBaHw20BTBe1fRvuXs8b5UXwfX3IVVu0fhBzXiu9yWBDnRvg51Z70qbRQBKRBJyTjyLTGWtyMw= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1783590961; c=relaxed/simple; bh=awVS+vQGfFNww7dDbkg0d58ZIZ/RFJpwp0CqYWFg7yA=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=bP7pcreXJYzq7glgNQnEJUHqAB/pAoQOegD9pWsNMZSzwf1XRZKV1D+gBqAObuCYr7blUgkyz//byWNqxurH524UcUE1qGRT7uRaV2Yff6Xwr3bKE36w+4miz279ysqxS28M9dAEB/v5Hm930i0Q8Y/qDf2qimsclvhdlPcBU2Y= 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=yeh3j9NB; arc=none smtp.client-ip=209.85.128.48 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="yeh3j9NB" Received: by mail-wm1-f48.google.com with SMTP id 5b1f17b1804b1-493b786d6c0so8773665e9.2 for ; Thu, 09 Jul 2026 02:55:59 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=resnulli-us.20251104.gappssmtp.com; s=20251104; t=1783590958; x=1784195758; 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=F3yvdJf8rTADXlXQqLGp3uJl8dCU4opoMAKhUr4P3so=; b=yeh3j9NBf4Uy8nYz2Tlz2QOY4RKLaAqKG139KrLDfIv61xcfVt4SRgLF9QO+2n0IM7 xWpvQWE+xVIBthY/C4A5fUZGVs1WwOvLjgpNxvC/RLcwK0KtRw4SVKlNY3gAAUxf0fpM 6dMBnfrd19qHrh26U1EfBpvIeMyoijg7Ow7rFEGpI4HxyscaUULxCr7HZrAnKzAr6IFd mMJSC9MaHjUGRNNUVrQGP9vIxHurx6fwkS6YIgj1A+t3K7Op/nH0jIkspSRNWWey3YBf bS72jnvs/ZLrH9YwEEnN82thwsj8iYH0N/m/97khkjmNhS5jgdI0aGRoXIiBmRdmZNP6 tFwA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1783590958; x=1784195758; 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=F3yvdJf8rTADXlXQqLGp3uJl8dCU4opoMAKhUr4P3so=; b=bz5ZrRwK6t5MKDBoQhhlcCI/BWKbwcc8wC3MLUN9arNUbTFXpuZIfThDWN3v1CkI5Q FdAe5qQMq7DT3HJ76C4Krz139mISWlWFKltzP7gb4iz3ICaub/aSNjBK5Q/fjlpt6DEI V8iCgpOZHWvV2iu/Ov0r9iQ2X8go5UwiVKwPVRDYNogx8Ha5MI0efzaiYrDVSgDKqA1I xHs99mU3WhAF7g9nJeD3NfvReJ36kC75zmxjgswSKcQRzD1kzMqnrO0RFQDOxr1UhS5q VFZqRtM2LliWicM3hamlMUHnDPoOuOb7bZsTEM0WAstEj8nqhFzYOBlJz+qYZnyDssGW 5/zA== X-Forwarded-Encrypted: i=1; AHgh+Roay4WC86PIpgZbMv733DdALZfOT8JdYX+iXWxZabClZVDAQhArPn9SQvX8gfuPzS68Z4DB6h8=@vger.kernel.org X-Gm-Message-State: AOJu0Yx1D85obnb2AOvUkDLf2BbzgIEMrtFYgLs16JMOJS8y8IEdjl6u kVzlIHHK7DWwpbZn2o8MyXJTadNmNwvdbNc2UMa/uEQjGXbmxQDG4/oFx3B8mGzpnJ8= X-Gm-Gg: AfdE7cm0r6OZHl5oVOc7SF/GEjX+PMLpqm+3OGTDsaudodcbaISBaO3ZEENsKlh6Ksi y3Nab+a0i9aJPRlWhY0zgryYpaW3uGFZQ0XP5+Ah9Q6zj06AWkbBd897kjNdxEhYoZC7yYh8DjK jBqj1/DJ/lnWCm2qjgVgU5Y7/QiQL8BBNY2/JnZp7A11mSWmAJSsLZYQ4KefQDvPzXni2emivXm ZBPvdEMkvxbfkMuEex4zRvxJFi5zHTfbucGGHPCDxhfje8GtldsfJWp0fOcQSQSbnmTyyztfFqr fVunddhxMcSk/jS7IKKKyRncKbpsBkgs6b2XOsWQ8zCG8uEKEafJIw+IDyayCO+0Qs6bNGXAXes fgFGDDTpX9s0jXz9dYR28u97hOhwXvqQ/Etjo93R17WvRVYI7KfFUDQFJX83jr+tttz6XA4wQRD eDDF+m968T88vLzJv+dTuursl6ijWuxRY/ X-Received: by 2002:a05:600c:3b05:b0:493:a966:d5b5 with SMTP id 5b1f17b1804b1-493e6859787mr59433245e9.2.1783590958491; Thu, 09 Jul 2026 02:55:58 -0700 (PDT) Received: from localhost ([140.209.217.211]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-47a9de1d905sm52753503f8f.2.2026.07.09.02.55.57 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 09 Jul 2026 02:55:58 -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 Subject: [PATCH rdma-next 07/13] RDMA/srp: Make the SRP sysfs class net namespace aware Date: Thu, 9 Jul 2026 11:55:26 +0200 Message-ID: <20260709095532.855647-8-jiri@resnulli.us> X-Mailer: git-send-email 2.54.0 In-Reply-To: <20260709095532.855647-1-jiri@resnulli.us> References: <20260709095532.855647-1-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 acbd787de265..a070fcf86e8a 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