From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 C59C9134CDC for ; Sun, 14 Apr 2024 15:32:45 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1713108765; cv=none; b=bfvpcXT2q+C4CMBxWiV3RFi7brxfbGoeinq6SsVnSm37eroJMBnULXxNJRvdF3PKIlL12kkyGN+ItiF//znihEzk36a+eOnYDBAwxFNql2/uJmZfTfeaS7SKrxRnRHHOisHGzNey9FoHGHYYkviO4KrvTNkYoYx1TMMuOLv9a6U= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1713108765; c=relaxed/simple; bh=4ggQ41BG3rYA6nIIBBk8X4i+JEP2BD4lyUROk9QZV3c=; h=Content-Type:MIME-Version:Subject:From:Message-Id:Date:References: In-Reply-To:To:Cc; b=GVO5Yq6JbYp1xvmESh99F9oZTLrK6eDicEEqXr8eBEqKXNmlNl7dyoxoN9Yd+3cuH4TEk8cMtsIigOR9nIgWdXXCCiiIvv3++u/J8rrxxfEOnY+qcKvP5KmSzMah+gaiYkJKcXa8ZMnAbhNBfXAfKU8LzgXQC4mX2TBzWy7mnog= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=KFyAuMoU; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="KFyAuMoU" Received: by smtp.kernel.org (Postfix) with ESMTPS id 635CEC4AF13; Sun, 14 Apr 2024 15:32:45 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1713108765; bh=4ggQ41BG3rYA6nIIBBk8X4i+JEP2BD4lyUROk9QZV3c=; h=Subject:From:Date:References:In-Reply-To:To:Cc:From; b=KFyAuMoUy1JlvllZWRJz/lLmYyLTww7klLoY8RQMIVrbx+47VUVhxFOVAP4puAJbV zBn7T7YQ2U/mfbBuX9bhf28yRxgRGcUorPTy7f/Fl2sshJgL/6+acT9NrMe0oP9SLQ XeiBVbURaBgZn1eG0RE3QMaEOHhdJSk4WKCNPknsLadLPrb8mM/8JStaa0w/UJuR5p 7R+1cI6U/7LI/yxISvPMI5gon3Fy4OXV6vDP6Jgmgt6M8moykE/8NhRyh4dDql4EZQ kvhJ/AAgq8zKxoU7l9R5tF3tgIgeDDpquU1KRf5KATHaV56TacSXmfl7AZWjoMROHd Sybv9HEXinfpw== Received: from aws-us-west-2-korg-oddjob-1.ci.codeaurora.org (localhost.localdomain [127.0.0.1]) by aws-us-west-2-korg-oddjob-1.ci.codeaurora.org (Postfix) with ESMTP id 56AADC32751; Sun, 14 Apr 2024 15:32:45 +0000 (UTC) Content-Type: text/plain; charset="utf-8" Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: Re: [f2fs-dev] [PATCH] f2fs: Prevent s_writer rw_sem count mismatch in f2fs_evict_inode From: patchwork-bot+f2fs@kernel.org Message-Id: <171310876535.3156.3836022504525734711.git-patchwork-notify@kernel.org> Date: Sun, 14 Apr 2024 15:32:45 +0000 References: <20240322041639.23144-1-youngjin.gil@samsung.com> In-Reply-To: <20240322041639.23144-1-youngjin.gil@samsung.com> To: Yeongjin Gil Cc: jaegeuk@kernel.org, chao@kernel.org, sj1557.seo@samsung.com, linux-kernel@vger.kernel.org, linux-f2fs-devel@lists.sourceforge.net Hello: This patch was applied to jaegeuk/f2fs.git (dev) by Jaegeuk Kim : On Fri, 22 Mar 2024 13:16:39 +0900 you wrote: > If f2fs_evict_inode is called between freeze_super and thaw_super, the > s_writer rwsem count may become negative, resulting in hang. > > CPU1 CPU2 > > f2fs_resize_fs() f2fs_evict_inode() > f2fs_freeze > set SBI_IS_FREEZING > skip sb_start_intwrite > f2fs_unfreeze > clear SBI_IS_FREEZING > sb_end_intwrite > > [...] Here is the summary with links: - [f2fs-dev] f2fs: Prevent s_writer rw_sem count mismatch in f2fs_evict_inode https://git.kernel.org/jaegeuk/f2fs/c/3127f1010c9b You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html