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From:   "J. Bruce Fields" <bfields@redhat.com>
To:     Jeff Layton <jlayton@kernel.org>
Cc:     Daire Byrne <daire@dneg.com>,
        Trond Myklebust <trondmy@hammerspace.com>,
        linux-cachefs <linux-cachefs@redhat.com>,
        linux-nfs <linux-nfs@vger.kernel.org>,
        "J. Bruce Fields" <bfields@redhat.com>
Subject: [PATCH 4/4] nfs: support i_version in the NFSv4 case
Date:   Mon, 16 Nov 2020 22:18:06 -0500
Message-Id: <1605583086-19869-4-git-send-email-bfields@redhat.com>
In-Reply-To: <1605583086-19869-1-git-send-email-bfields@redhat.com>
References: <20201117031601.GB10526@fieldses.org>
 <1605583086-19869-1-git-send-email-bfields@redhat.com>
Precedence: bulk

From: "J. Bruce Fields" <bfields@redhat.com>

Currently when knfsd re-exports an NFS filesystem, it uses the ctime as
the change attribute.  But obviously we have a real change
attribute--the one that was returned from the original server.  We
should just use that.

Signed-off-by: J. Bruce Fields <bfields@redhat.com>
---
 fs/nfs/super.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/fs/nfs/super.c b/fs/nfs/super.c
index 4034102010f0..ca85f81d1b9e 100644
--- a/fs/nfs/super.c
+++ b/fs/nfs/super.c
@@ -1045,6 +1045,7 @@ static void nfs_fill_super(struct super_block *sb, struct nfs_fs_context *ctx)
 	} else {
 		sb->s_time_min = S64_MIN;
 		sb->s_time_max = S64_MAX;
+		sb->s_flags |= SB_I_VERSION;
 	}
 
 	sb->s_magic = NFS_SUPER_MAGIC;
-- 
2.28.0