From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from lindbergh.monkeyblade.net (lindbergh.monkeyblade.net [23.128.96.19]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 2B12138DD9; Thu, 9 Nov 2023 21:32:42 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="Hnr2FC4S" Received: from mail-pj1-x1029.google.com (mail-pj1-x1029.google.com [IPv6:2607:f8b0:4864:20::1029]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B61AD3C30; Thu, 9 Nov 2023 13:32:41 -0800 (PST) Received: by mail-pj1-x1029.google.com with SMTP id 98e67ed59e1d1-282fcf7eef9so614044a91.1; Thu, 09 Nov 2023 13:32:41 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1699565561; x=1700170361; darn=vger.kernel.org; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:sender:from:to:cc:subject:date:message-id :reply-to; bh=RlzmiwjxA1+oHu6aUOto49yd5dHl5oIrt+Vc7w10TFU=; b=Hnr2FC4SbM37sU/23ykc62DceEzxnMP8dl8cWUNSKKXTiiq+xLZXwwima8lDdfhWu3 RAmPm5+maqR/+XRwfGD8UhkcQsJ3v2cAn7zVkioiWBUp1q6ZjdaZCQP4DPN8yCnIy7K5 h5lqVPHakRDMZW0RHjc3BkOTtDalfDOcpHr0Ag1lRR4dDDGp8g1GGmIRHeuOBsxu14qW Jw8QebSQNe+3DhTJJLX2yJJx+pTne8uQYPn2lKH0UFeCs0yB9VxdbWe0msn4V5kJdSND SmC/djNnwzjYKiV4JzpQnA4osP34YW4r/rMGvxd3m2vNv0JbOMyaTG8ekAwmq0Sn8v5V PNnA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1699565561; x=1700170361; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:sender:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=RlzmiwjxA1+oHu6aUOto49yd5dHl5oIrt+Vc7w10TFU=; b=TzmLE/gsGGCk58fctItzejaNlp0U2ASYC7+/m0gBAvdM06ZRdgFY1d4uv3yfGKVM52 iL/8PClkzVyXzTtZFlCW+23mzeCNXYvpQ0c17lj51d24MIjt4bDoD24Ef0o/AIqplM8u F8AI1TjSzejy1ySF4cGjegxCF3jocES8rep8DmWlFNuZ9H0tIPNxamnebLwmIbnTAmE+ Yy1xofBG4p3VFglMPup+pPnkl9pAD0TXDeEujzYcYZJSjPNFh1wXVn8xGMUQoOlW7yuB ghTqsY4ua/b20yizd5RZcKezFlG6BnOCeVgJpEAxQN4CkLp+q7thFtIs5RhEdsJDaSpC rTKQ== X-Gm-Message-State: AOJu0YwcVuuCt5qECjcma1dFOK4otiIpFRkrE45QSnYziAW8wZhjda7J FhcPDSXWy3Ni/eUz21L4XZE= X-Google-Smtp-Source: AGHT+IEA7NDsyQnIGdDX5HsWywJwpikl9gfSy0x3FLEjgKLrhhRkfzgr1o0VG0LUjB8cLCVVqpxfxw== X-Received: by 2002:a17:90b:1e02:b0:280:a6a6:9b1b with SMTP id pg2-20020a17090b1e0200b00280a6a69b1bmr3032582pjb.19.1699565561141; Thu, 09 Nov 2023 13:32:41 -0800 (PST) Received: from localhost ([2620:10d:c090:400::4:7384]) by smtp.gmail.com with ESMTPSA id mv18-20020a17090b199200b0028012be0764sm261544pjb.20.2023.11.09.13.32.40 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 09 Nov 2023 13:32:40 -0800 (PST) Sender: Tejun Heo Date: Thu, 9 Nov 2023 11:32:39 -1000 From: Tejun Heo To: Yafang Shao Cc: ast@kernel.org, daniel@iogearbox.net, john.fastabend@gmail.com, andrii@kernel.org, martin.lau@linux.dev, song@kernel.org, yonghong.song@linux.dev, kpsingh@kernel.org, sdf@google.com, haoluo@google.com, jolsa@kernel.org, lizefan.x@bytedance.com, hannes@cmpxchg.org, yosryahmed@google.com, mkoutny@suse.com, sinquersw@gmail.com, longman@redhat.com, cgroups@vger.kernel.org, bpf@vger.kernel.org, oliver.sang@intel.com Subject: Re: [PATCH v3 bpf-next 10/11] selftests/bpf: Add a new cgroup helper get_cgroup_hierarchy_id() Message-ID: References: <20231029061438.4215-1-laoar.shao@gmail.com> <20231029061438.4215-11-laoar.shao@gmail.com> Precedence: bulk X-Mailing-List: bpf@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20231029061438.4215-11-laoar.shao@gmail.com> Hello, On Sun, Oct 29, 2023 at 06:14:37AM +0000, Yafang Shao wrote: > +int get_cgroup1_hierarchy_id(const char *cgrp_name) Maybe use subsys_name or controller? cgroup name usually means the cgroup directory name. Thanks. -- tejun