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authorRichard Weinberger <richard@nod.at>2022-12-07 09:43:07 +0100
committerChuck Lever <chuck.lever@oracle.com>2023-02-20 09:20:08 -0500
commit50f5fdaea9cd6941e51ea6e07d8c15265917bb86 (patch)
tree65f52069332843e6112c195308b41ec249dd216c /fs/nfsd
parentc9c3395d5e3dcc6daee66c6908354d47bf98cb0c (diff)
NFSD: Teach nfsd_mountpoint() auto mounts
Currently nfsd_mountpoint() tests for mount points using d_mountpoint(), this works only when a mount point is already uncovered. In our case the mount point is of type auto mount and can be coverted. i.e. ->d_automount() was not called. Using d_managed() nfsd_mountpoint() can test whether a mount point is either already uncovered or can be uncovered later. Signed-off-by: Richard Weinberger <richard@nod.at> Reviewed-by: Ian Kent <raven@themaw.net> Reviewed-by: Jeff Layton <jlayton@kernel.org> Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Diffstat (limited to 'fs/nfsd')
-rw-r--r--fs/nfsd/vfs.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/nfsd/vfs.c b/fs/nfsd/vfs.c
index 4c3a0d84043c..780856561bbb 100644
--- a/fs/nfsd/vfs.c
+++ b/fs/nfsd/vfs.c
@@ -223,7 +223,7 @@ int nfsd_mountpoint(struct dentry *dentry, struct svc_export *exp)
return 1;
if (nfsd4_is_junction(dentry))
return 1;
- if (d_mountpoint(dentry))
+ if (d_managed(dentry))
/*
* Might only be a mountpoint in a different namespace,
* but we need to check.