From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from dggsgout12.his.huawei.com (dggsgout12.his.huawei.com [45.249.212.56]) (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 D3D5D1A314F; Wed, 4 Jun 2025 03:23:58 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=45.249.212.56 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1749007440; cv=none; b=e67MKSbklIYhFCwdXTz7w52BPyhOoRYj3i+KECmAALBxh/ZMPJCU+8zsJ24DRNmDEPX4EhtJWYUZld6e43BXnDTTCOAvkYG4xTVTZBDzkrF8TFw8HSfpAzV9gmPtDMCor55jAbjV55G+Z/UFMG41nTuEyAjChzvpFTpm46uezVI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1749007440; c=relaxed/simple; bh=TqatQboYMLlI1HRoVxVlXWVHUnqAHavVap0W5j5iKik=; h=From:To:Cc:Subject:Date:Message-Id:MIME-Version; b=cv0cOFg3cjZ3mEMNUMYcBrcM5QyZErmWLDEkn2zwkxMhPI98QhySLcvdEEG2VZx5Uki6iLF2jpQtUTKwcJ6Ae1QsguDqSVYyZWB5nTDZIrA2JB66O4xMdtvu/xpsnfFjYua6obTugywTVkpPxm9Nnaz5FgzrNfIVHGfOvz8W2Zo= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=huaweicloud.com; spf=pass smtp.mailfrom=huaweicloud.com; arc=none smtp.client-ip=45.249.212.56 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=huaweicloud.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=huaweicloud.com Received: from mail.maildlp.com (unknown [172.19.93.142]) by dggsgout12.his.huawei.com (SkyGuard) with ESMTPS id 4bBtGJ2yGzzKHND7; Wed, 4 Jun 2025 11:23:52 +0800 (CST) Received: from mail02.huawei.com (unknown [10.116.40.112]) by mail.maildlp.com (Postfix) with ESMTP id C4EB51A1180; Wed, 4 Jun 2025 11:23:50 +0800 (CST) Received: from huaweicloud.com (unknown [10.67.174.193]) by APP1 (Coremail) with SMTP id cCh0CgC3GntEvD9ondLUOA--.11688S4; Wed, 04 Jun 2025 11:23:49 +0800 (CST) From: Luo Gengkun To: peterz@infradead.org Cc: mingo@redhat.com, acme@kernel.org, namhyung@kernel.org, mark.rutland@arm.com, alexander.shishkin@linux.intel.com, jolsa@kernel.org, irogers@google.com, adrian.hunter@intel.com, kan.liang@linux.intel.com, davidcc@google.com, linux-perf-users@vger.kernel.org, linux-kernel@vger.kernel.org, luogengkun@huaweicloud.com Subject: [PATCH v2 0/2] Fix perf cgroup problem Date: Wed, 4 Jun 2025 03:39:22 +0000 Message-Id: <20250604033924.3914647-1-luogengkun@huaweicloud.com> X-Mailer: git-send-email 2.34.1 Precedence: bulk X-Mailing-List: linux-perf-users@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-CM-TRANSID:cCh0CgC3GntEvD9ondLUOA--.11688S4 X-Coremail-Antispam: 1UD129KBjDUn29KB7ZKAUJUUUUU529EdanIXcx71UUUUU7v73 VFW2AGmfu7bjvjm3AaLaJ3UjIYCTnIWjp_UUUYP7AC8VAFwI0_Gr0_Xr1l1xkIjI8I6I8E 6xAIw20EY4v20xvaj40_Wr0E3s1l1IIY67AEw4v_Jr0_Jr4l8cAvFVAK0II2c7xJM28Cjx kF64kEwVA0rcxSw2x7M28EF7xvwVC0I7IYx2IY67AKxVW7JVWDJwA2z4x0Y4vE2Ix0cI8I cVCY1x0267AKxVW8Jr0_Cr1UM28EF7xvwVC2z280aVAFwI0_GcCE3s1l84ACjcxK6I8E87 Iv6xkF7I0E14v26rxl6s0DM2AIxVAIcxkEcVAq07x20xvEncxIr21l5I8CrVACY4xI64kE 6c02F40Ex7xfMcIj6xIIjxv20xvE14v26r1j6r18McIj6I8E87Iv67AKxVWUJVW8JwAm72 CE4IkC6x0Yz7v_Jr0_Gr1lF7xvr2IYc2Ij64vIr41lF7I21c0EjII2zVCS5cI20VAGYxC7 M4IIrI8v6xkF7I0E8cxan2IY04v7MxAIw28IcxkI7VAKI48JMxAqzxv26xkF7I0En4kS14 v26r1q6r43MxC20s026xCaFVCjc4AY6r1j6r4UMI8I3I0E5I8CrVAFwI0_Jr0_Jr4lx2Iq xVCjr7xvwVAFwI0_JrI_JrWlx4CE17CEb7AF67AKxVWUtVW8ZwCIc40Y0x0EwIxGrwCI42 IY6xIIjxv20xvE14v26r1j6r1xMIIF0xvE2Ix0cI8IcVCY1x0267AKxVW8JVWxJwCI42IY 6xAIw20EY4v20xvaj40_Jr0_JF4lIxAIcVC2z280aVAFwI0_Jr0_Gr1lIxAIcVC2z280aV CY1x0267AKxVW8JVW8JrUvcSsGvfC2KfnxnUUI43ZEXa7VUbXdbUUUUUU== X-CM-SenderInfo: 5oxrwvpqjn3046kxt4xhlfz01xgou0bp/ --- Changes in v2: 1. First patch adapted based on the lastest mainline code 2. update commit message for the second patch. Link to v1: https://lore.kernel.org/all/20250514064758.4156497-1-luogengkun@huaweicloud.com/ Luo Gengkun (2): perf/core: Fix nr_cgroups/cpuctx->cgrp is not updated correctly perf/core: Fix WARN_ON_ONCE(cpuctx->ctx.nr_cgroups == 0) in perf_cgroup_switch kernel/events/core.c | 24 ++++++++---------------- 1 file changed, 8 insertions(+), 16 deletions(-) -- 2.34.1