From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-10.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 1D952C33CAF for ; Thu, 16 Jan 2020 17:13:24 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id D9F20246AD for ; Thu, 16 Jan 2020 17:13:23 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1579194804; bh=4XgRwJjdaT9v50Us/qimCOCaYydDYuMvSVczem6Zueo=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=HpiSlL4ZDpWGu+/x444rLvq8wDBYQCUJ6OSnqLJWTrCsSZB2yqhtPgx+X/j2RAdJW l9ptZF83vD7sOoZN8ngw6by4AVb+3FVjJvGfB5GLd5JIeLFBpFZOzH2UlT3LnU49wP lT2WXzGaFtioHGPvIZVN9cRn/ZGxYMHkNJBy/hLs= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1733138AbgAPRNW (ORCPT ); Thu, 16 Jan 2020 12:13:22 -0500 Received: from mail.kernel.org ([198.145.29.99]:57858 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2390685AbgAPRNQ (ORCPT ); Thu, 16 Jan 2020 12:13:16 -0500 Received: from sasha-vm.mshome.net (c-73-47-72-35.hsd1.nh.comcast.net [73.47.72.35]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id EF0972469A; Thu, 16 Jan 2020 17:13:14 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1579194795; bh=4XgRwJjdaT9v50Us/qimCOCaYydDYuMvSVczem6Zueo=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=FosxYqMro8lYtZnSREgtUtVmsvqiOXNjYBRy7ryQcCY6n9ifsvj03lHfMUzAWhXJd PnJMrQx9XPjQGT7goZw3NAB8FSjqWOldRt5ZT3i2urqji8Ok2qDRR6nYg/QvnLFmk+ Ko4d7FxMDlbtYv+u6xRqgEgDzYIPCkUwhUb9G/+g= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Marc Dionne , David Howells , Linus Torvalds , Sasha Levin , linux-afs@lists.infradead.org Subject: [PATCH AUTOSEL 4.19 608/671] afs: Fix large file support Date: Thu, 16 Jan 2020 12:04:06 -0500 Message-Id: <20200116170509.12787-345-sashal@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20200116170509.12787-1-sashal@kernel.org> References: <20200116170509.12787-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Marc Dionne [ Upstream commit b485275f1aca8a9da37fd35e4fad673935e827da ] By default s_maxbytes is set to MAX_NON_LFS, which limits the usable file size to 2GB, enforced by the vfs. Commit b9b1f8d5930a ("AFS: write support fixes") added support for the 64-bit fetch and store server operations, but did not change this value. As a result, attempts to write past the 2G mark result in EFBIG errors: $ dd if=/dev/zero of=foo bs=1M count=1 seek=2048 dd: error writing 'foo': File too large Set s_maxbytes to MAX_LFS_FILESIZE. Fixes: b9b1f8d5930a ("AFS: write support fixes") Signed-off-by: Marc Dionne Signed-off-by: David Howells Signed-off-by: Linus Torvalds Signed-off-by: Sasha Levin --- fs/afs/super.c | 1 + 1 file changed, 1 insertion(+) diff --git a/fs/afs/super.c b/fs/afs/super.c index bd2608297473..9e0ab2be27f7 100644 --- a/fs/afs/super.c +++ b/fs/afs/super.c @@ -392,6 +392,7 @@ static int afs_fill_super(struct super_block *sb, /* fill in the superblock */ sb->s_blocksize = PAGE_SIZE; sb->s_blocksize_bits = PAGE_SHIFT; + sb->s_maxbytes = MAX_LFS_FILESIZE; sb->s_magic = AFS_FS_MAGIC; sb->s_op = &afs_super_ops; if (!as->dyn_root) -- 2.20.1