From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pl1-f179.google.com (mail-pl1-f179.google.com [209.85.214.179]) (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 8B99173188 for ; Thu, 21 Dec 2023 13:35:24 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="O5T3bJqN" Received: by mail-pl1-f179.google.com with SMTP id d9443c01a7336-1d3ac87553bso5366905ad.3 for ; Thu, 21 Dec 2023 05:35:24 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1703165724; x=1703770524; darn=vger.kernel.org; h=message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=lpbNXhFlCORRf6AkvSh2wgzVLTEkJKKTFPLpVGEOCME=; b=O5T3bJqNo+PF1Bprj9oyBDS50mBdccrE0/Tkt7GwxpgJCihe8qbig2SY+955HzXMk/ 8QnTPCImJiRT+2rR0AeeDOfI234WLBm926g4/A2SVFWyYzGXaE8NLy4ff+M0u9FWAYbv 8xE5VFmQluZJJu1XewU1iotXWAqCtWapVsUokxWYovSO2oOZhmtDE91LFFePT0e5GTfG JtjKhnRVR1z27wBIJ8sIXy/2yIyaYPvlslaDYxwwteKnH7laMQPzeb14X4ZDc8aemIfA VTxq2saN0sOOGf+dBhw6WWnu+loNsZQKAm98u8JPGR37MqGgxUWVai61GFFFSWApQLXJ Qxtw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1703165724; x=1703770524; h=message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=lpbNXhFlCORRf6AkvSh2wgzVLTEkJKKTFPLpVGEOCME=; b=CihlXP+Qu6jDkP5G8WBFsEYxZTHXx97xuJI6juUHPhQthi5WYnAm/LHtx44bZIUaQ2 pZQBDQ1Ww7dpFZUVsPXEFwgCj18y5sznhVM5aSGYOe3x1LlTarXyD0u+7sEiMdHvjR0+ ntFyGleMoiXfMNyEmQV/7UrVw4bi4yfXfBDgcPmmBcKP+stYN8hmvlxgFGgZnqrooXRR R5L7VoQu5zgoXDj87+PEZg6RhhNn2mC+ix2iA9EyW2J4Sl4KY6srmbKp2sHew+ICPLDd xhBYnJ6SrZFYqzJtWQbed1oEciO1ZQS+07hWP1QNcT0pU89a7LpiNFrqNDNVrYH710be njhw== X-Gm-Message-State: AOJu0Yzd1Qrpl5og+obnYJkRySNJPPZXW16GMrlTNtd5PvwM/H/cVCof YnaHWEjrxn2/ETJJo0cY3jI= X-Google-Smtp-Source: AGHT+IHQB/1adBhOw6M05kil1uk7MvpXLyxW4ar/uBq7bbgpTrEI/T5zaZN0tDu5ypbgcf5IvrgjRA== X-Received: by 2002:a17:903:2288:b0:1d0:1e49:3f60 with SMTP id b8-20020a170903228800b001d01e493f60mr13075772plh.27.1703165723905; Thu, 21 Dec 2023 05:35:23 -0800 (PST) Received: from ruipeng-ThinkCentre-M730e-N010.company.local (014136220210.static.ctinets.com. [14.136.220.210]) by smtp.gmail.com with ESMTPSA id u1-20020a170902e5c100b001cf658f20ecsm1621006plf.96.2023.12.21.05.35.20 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 21 Dec 2023 05:35:23 -0800 (PST) From: Ruipeng Qi To: mingo@redhat.com, peterz@infradead.org, juri.lelli@redhat.com, vincent.guittot@linaro.org, dietmar.eggemann@arm.com Cc: rostedt@goodmis.org, bsegall@google.com, mgorman@suse.de, bristot@redhat.com, vschneid@redhat.com, linux-kernel@vger.kernel.org, qiruipeng Subject: [RFC PATCH 5/7] sched: access to runqueues by function Date: Thu, 21 Dec 2023 21:35:16 +0800 Message-Id: <20231221133516.812-1-ruipengqi7@gmail.com> X-Mailer: git-send-email 2.17.1 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: From: qiruipeng Osdump is interested with runqueues, so try to access to it through one new added function get_rq. Signed-off-by: qiruipeng --- kernel/sched/core.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/kernel/sched/core.c b/kernel/sched/core.c index a708d225c28e..217966111ea7 100644 --- a/kernel/sched/core.c +++ b/kernel/sched/core.c @@ -117,6 +117,14 @@ EXPORT_TRACEPOINT_SYMBOL_GPL(sched_compute_energy_tp); DEFINE_PER_CPU_SHARED_ALIGNED(struct rq, runqueues); +#ifdef CONFIG_OS_MINIDUMP +int get_rq(int cpu, void **rq) +{ + *rq = (cpu_rq(cpu)); + return sizeof(struct rq); +} +#endif + #ifdef CONFIG_SCHED_DEBUG /* * Debugging: various feature bits -- 2.17.1