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 DAB21225A39; Thu, 17 Jul 2025 23:47:28 +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=1752796048; cv=none; b=Fk79Ib+BRrKLLjo5kHIWENNSqJIqHvS4mm+CDjRpOyUWIz5jEHRPB0KJX9Am0TPFIhhc7JmHupK+4mM/Iq6VH9tCP3VfqWH4Vv4ha8Gkql4asLilQ407EZ8WfSY34/sGdgMviBEBhxQ43+JzoPJHph4kY2zMS8DkFZ1tDv8yr+Y= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1752796048; c=relaxed/simple; bh=q/MANVK5hzY8fvaA8rjFI8Uf+5tio3vjJsUxmp9oTP0=; h=Date:Subject:From:To:Cc:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=QPKACQiMx9thGLZxJTqilXgGqcA0qKtm2BDTYx/mWRYSOPpohispozAui7e7xhso2PgXfoQFwiJKmYT0Xa0is8/OXORyktwQikm9DC7WmUJTu+sNBVENGepEfm95Shpfs5z3bqoVgmuG0Fe2UeMOvhSn76FSpx8SVu5FYPEZRtU= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=FghGZkSL; 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="FghGZkSL" Received: by smtp.kernel.org (Postfix) with ESMTPSA id B1CB8C4CEE3; Thu, 17 Jul 2025 23:47:28 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1752796048; bh=q/MANVK5hzY8fvaA8rjFI8Uf+5tio3vjJsUxmp9oTP0=; h=Date:Subject:From:To:Cc:In-Reply-To:References:From; b=FghGZkSLCBelKe0wqwIxBUZBVI6/uD59Ep+CbqJyNxTsLVBOfU2VRBgZsvxRJj6Qb pt9N6+/NswxkzqlAdKvSR9iRMBhedmO3Q1mjUezG4TwJKC1tuRfK48yRvgdaKWMme4 RxFiwaFLXTm3OPBIzl9mFMS7XX6nMOgCfpjXsy+0lCwtkHQM2MEeU1/yvAlQL/AvSD Jw3v5dwXNWcDGjh9wZMMAPk2ZRUGMxwxAuBBH5Vecye5ikpcGHPHeZ3QVYlv7mcvKU c4wk+Ot+Kr5UdYnxBdkB3ZrP7z0CiRvv3S9Tu6yNBFO8aAb8+aHOSXay+DT5jUBEPZ OXWjDD1u1P+8Q== Date: Thu, 17 Jul 2025 16:47:28 -0700 Subject: [PATCH 08/10] fuse2fs: enable syncfs From: "Darrick J. Wong" To: tytso@mit.edu Cc: joannelkoong@gmail.com, miklos@szeredi.hu, John@groves.net, linux-fsdevel@vger.kernel.org, bernd@bsbernd.com, linux-ext4@vger.kernel.org, neal@gompa.dev Message-ID: <175279461864.716436.8625571064879927613.stgit@frogsfrogsfrogs> In-Reply-To: <175279461680.716436.11923939115339176158.stgit@frogsfrogsfrogs> References: <175279461680.716436.11923939115339176158.stgit@frogsfrogsfrogs> Precedence: bulk X-Mailing-List: linux-fsdevel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit From: Darrick J. Wong Enable syncfs calls in fuse2fs. Signed-off-by: "Darrick J. Wong" --- misc/fuse2fs.c | 39 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 39 insertions(+) diff --git a/misc/fuse2fs.c b/misc/fuse2fs.c index 15595fdf0b19ba..66baca72ad49d1 100644 --- a/misc/fuse2fs.c +++ b/misc/fuse2fs.c @@ -5099,6 +5099,42 @@ static int op_fallocate(const char *path EXT2FS_ATTR((unused)), int mode, # endif /* SUPPORT_FALLOCATE */ #endif /* FUSE 29 */ +#if FUSE_VERSION >= FUSE_MAKE_VERSION(3, 18) +static int op_syncfs(const char *path) +{ + struct fuse_context *ctxt = fuse_get_context(); + struct fuse2fs *ff = (struct fuse2fs *)ctxt->private_data; + ext2_filsys fs; + errcode_t err; + int ret = 0; + + FUSE2FS_CHECK_CONTEXT(ff); + dbg_printf(ff, "%s: path=%s\n", __func__, path); + fs = fuse2fs_start(ff); + + if (ff->opstate == F2OP_WRITABLE) { + if (fs->super->s_error_count) + fs->super->s_state |= EXT2_ERROR_FS; + ext2fs_mark_super_dirty(fs); + err = ext2fs_set_gdt_csum(fs); + if (err) { + ret = translate_error(fs, 0, err); + goto out_unlock; + } + + err = ext2fs_flush2(fs, 0); + if (err) { + ret = translate_error(fs, 0, err); + goto out_unlock; + } + } + +out_unlock: + fuse2fs_finish(ff, ret); + return ret; +} +#endif + #ifdef HAVE_FUSE_IOMAP static void fuse2fs_iomap_hole(struct fuse2fs *ff, struct fuse_iomap *iomap, off_t pos, uint64_t count) @@ -6301,6 +6337,9 @@ static struct fuse_operations fs_ops = { .fallocate = op_fallocate, # endif #endif +#if FUSE_VERSION >= FUSE_MAKE_VERSION(3, 18) + .syncfs = op_syncfs, +#endif #ifdef HAVE_FUSE_IOMAP .iomap_begin = op_iomap_begin, .iomap_end = op_iomap_end,