From: Darrick J. Wong <djwong@kernel.org>
Date: Tue, 16 Sep 2025 00:26:09 +0000 (-0700)
Subject: fuse: enable FUSE_SYNCFS for all fuseblk servers
X-Git-Tag: v6.18-rc1~121^2~2
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=d3906d8f3cee0279d459dc88b5a871fcdcd4b236;p=thirdparty%2Fkernel%2Flinux.git

fuse: enable FUSE_SYNCFS for all fuseblk servers

Turn on syncfs for all fuseblk servers so that the ones in the know can
flush cached intermediate data and logs to disk.

Signed-off-by: Darrick J. Wong <djwong@kernel.org>
Signed-off-by: Miklos Szeredi <mszeredi@redhat.com>
---

diff --git a/fs/fuse/inode.c b/fs/fuse/inode.c
index a4d361b34d063..6fcfa15da8685 100644
--- a/fs/fuse/inode.c
+++ b/fs/fuse/inode.c
@@ -1849,6 +1849,7 @@ int fuse_fill_super_common(struct super_block *sb, struct fuse_fs_context *ctx)
 		    !sb_set_blocksize(sb, PAGE_SIZE))
 			goto err;
 #endif
+		fc->sync_fs = 1;
 	} else {
 		sb->s_blocksize = PAGE_SIZE;
 		sb->s_blocksize_bits = PAGE_SHIFT;