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 F1A603876BD for ; Mon, 6 Apr 2026 16:57:38 +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=1775494659; cv=none; b=aUlbsuA9aR8ijWtbDwBs/4M0TK0ssgvqic0tZyfaO0hK+jso1aRJsEeEWs8nkzJpjgkpI4EthWHaa3QQiANPJXpusRHIX74sMtR60AHkPUt2Ml+XhMkpEJ+XpRImHXHMKN5SLmmU2crNsuTDJncjnHY6DCZeGU9Zuf8x4lANOjQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1775494659; c=relaxed/simple; bh=eUW96pLUR4wupO1v7H5z+4Xhqg02zqX6QOUXKl8i8dg=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=ka6F1PRPxCO6dFEHuRs8ZnhJijNMFnMsHjIihVGWeArIGhOEgPhoim/5Xsf0tf+Lppx+AAN2j4B0uS5DfYMQjSDvCrCIbUWBQegy59yshsXStF/SsYfD9Gug36oATYB8xpQ1CEwUlnKeB8MeAYmYGdrwBHIgGzbqVe4rKRh6z6o= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=J44qgZ0X; 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="J44qgZ0X" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 6E03AC4CEF7; Mon, 6 Apr 2026 16:57:38 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1775494658; bh=eUW96pLUR4wupO1v7H5z+4Xhqg02zqX6QOUXKl8i8dg=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=J44qgZ0XUvWqRBokm/p00TxKfVWlRRpY3kHi0xc4MwW/Vu+HhSY5ISfSX1m5wsy/k EpkWuANaGbmQj4kharil23OAzTNQGQcLhsziOVmWRqBOz0QdrLsMEVNOhbtQqxxzG7 qf8t9Fgsxlinv3Up4kFGGt7Skix+oma4rHq/z5URCM33MmgTSzMf43rknW5fqE09Xp NgqKXbQCehsfKkCRAQ5zPRcvDmnMNA/KLEy2p4Sl4TbQRzyazKb0/jlVQhk8Ap+sSm 592M6WjXFRPi6UKTdIr2/TQPwSVFokwJKEzpHm8slHSy3cEsG3KmyW49S3CEGz3IMo 4xBjwB1iH/wpA== Date: Mon, 6 Apr 2026 16:57:36 +0000 From: Jaegeuk Kim To: Daeho Jeong Cc: linux-kernel@vger.kernel.org, linux-f2fs-devel@lists.sourceforge.net Subject: Re: [f2fs-dev] [PATCH] f2fs: do not support mmap write for large folio Message-ID: References: <20260406154940.2407853-1-jaegeuk@kernel.org> 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-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: On 04/06, Daeho Jeong wrote: > On Mon, Apr 6, 2026 at 8:56 AM Jaegeuk Kim via Linux-f2fs-devel > wrote: > > > > Let's check mmmap writes onto the large folio. > > typo? mmap? > > > > > Signed-off-by: Jaegeuk Kim > > --- > > fs/f2fs/file.c | 2 +- > > 1 file changed, 1 insertion(+), 1 deletion(-) > > > > diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c > > index 2c4880f24b54..edfc3a374c40 100644 > > --- a/fs/f2fs/file.c > > +++ b/fs/f2fs/file.c > > @@ -82,7 +82,7 @@ static vm_fault_t f2fs_vm_page_mkwrite(struct vm_fault *vmf) > > int err = 0; > > vm_fault_t ret; > > > > - if (unlikely(IS_IMMUTABLE(inode))) > > Did you remove this intentionally? Ah, let me remain it back to isolate the change. > > > + if (mapping_large_folio_support(inode->i_mapping)) > > return VM_FAULT_SIGBUS; > > > > if (is_inode_flag_set(inode, FI_COMPRESS_RELEASED)) { > > -- > > 2.53.0.1213.gd9a14994de-goog > > > > > > > > _______________________________________________ > > Linux-f2fs-devel mailing list > > Linux-f2fs-devel@lists.sourceforge.net > > https://lists.sourceforge.net/lists/listinfo/linux-f2fs-devel