From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from h3cspam02-ex.h3c.com (smtp.h3c.com [60.191.123.50]) (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 65C337482 for ; Tue, 18 Feb 2025 07:33:41 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=60.191.123.50 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1739864027; cv=none; b=PT1GDpjdOdhFNocRelu8rjNkoHxUFCC/Y+fMJSq3yoQGcUKHDwmUtsZvJ8PwpzLLIEaG105k6D/jqLjmY8xYfeOzETziIrBDTr08t4a0vBqEZIA9hs39MxImMatSSueDwPhAOwUlzpJRE+2pELZl3TvOYb/Rj2/KsBZHd6SkZz4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1739864027; c=relaxed/simple; bh=5pxr4VCSG7epmoiMbE56+oatsRe0HQLRB9PR9JrCePc=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=mRiD9l3ivgMLzuvTXpPAfXzTWi0/yQdu3Tmtdo4yxjO9YzzNY0282KvNjQm1kpTSIsEU/hR25MsDHjaHWDAQYHsqq8ooxO4F8Qb+VopWZ5mwXKM/2hN8V+iTVMY582ZVI3ING/j3+SUKNPdJTCoMfwhU/A0gAlJwK1IweO5eh3U= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=h3c.com; spf=pass smtp.mailfrom=h3c.com; arc=none smtp.client-ip=60.191.123.50 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=h3c.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=h3c.com Received: from h3cspam02-ex.h3c.com (localhost [127.0.0.2] (may be forged)) by h3cspam02-ex.h3c.com with ESMTP id 51I6T2Rq018298 for ; Tue, 18 Feb 2025 14:29:02 +0800 (+08) (envelope-from zhang.chunA@h3c.com) Received: from mail.maildlp.com ([172.25.15.154]) by h3cspam02-ex.h3c.com with ESMTP id 51I6SMQK016431; Tue, 18 Feb 2025 14:28:22 +0800 (+08) (envelope-from zhang.chunA@h3c.com) Received: from DAG6EX09-BJD.srv.huawei-3com.com (unknown [10.153.34.11]) by mail.maildlp.com (Postfix) with ESMTP id 80294200C249; Tue, 18 Feb 2025 14:30:02 +0800 (CST) Received: from localhost.localdomain.com (10.99.206.13) by DAG6EX09-BJD.srv.huawei-3com.com (10.153.34.11) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.2.1258.27; Tue, 18 Feb 2025 14:28:23 +0800 From: zhangchun To: CC: , , , , Subject: [PATCH v4] =?UTF-8?q?mm:=20Give=20kmap=5Flock=20before=20call=20flus?= =?UTF-8?q?h=5Ftlb=5Fkernel=5Frang=EF=BC=8Cavoid=20kmap=5Fhigh=20deadlock.?= Date: Tue, 18 Feb 2025 14:30:52 +0800 Message-ID: <1739860252-57488-1-git-send-email-zhang.chuna@h3c.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1730387884-57777-1-git-send-email-zhang.chuna@h3c.com> References: <1730387884-57777-1-git-send-email-zhang.chuna@h3c.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 8bit X-ClientProxiedBy: BJSMTP01-EX.srv.huawei-3com.com (10.63.20.132) To DAG6EX09-BJD.srv.huawei-3com.com (10.153.34.11) X-DNSRBL: X-SPAM-SOURCE-CHECK: pass X-MAIL:h3cspam02-ex.h3c.com 51I6T2Rq018298 Very sorry to disturb! Just a friendly ping! Half a year has passed, this deadlock bug is necessary to fix! If any additional info needs, please contact. Long for your reply! -- 1.8.3.1