From 68eaba4ca924a97a863c5c81c0b23a11dcb6db90 Mon Sep 17 00:00:00 2001 From: Trond Myklebust Date: Fri, 17 Dec 2021 15:36:58 -0500 Subject: [PATCH] NFS: Fix the verifier for case sensitive filesystem in nfs_atomic_open() Signed-off-by: Trond Myklebust Signed-off-by: Anna Schumaker --- fs/nfs/dir.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/fs/nfs/dir.c b/fs/nfs/dir.c index d2a58f7..2884138 100644 --- a/fs/nfs/dir.c +++ b/fs/nfs/dir.c @@ -1888,6 +1888,7 @@ int nfs_atomic_open(struct inode *dir, struct dentry *dentry, struct iattr attr = { .ia_valid = ATTR_OPEN }; struct inode *inode; unsigned int lookup_flags = 0; + unsigned long dir_verifier; bool switched = false; int created = 0; int err; @@ -1961,7 +1962,11 @@ int nfs_atomic_open(struct inode *dir, struct dentry *dentry, switch (err) { case -ENOENT: d_splice_alias(NULL, dentry); - nfs_set_verifier(dentry, nfs_save_change_attribute(dir)); + if (nfs_server_capable(dir, NFS_CAP_CASE_INSENSITIVE)) + dir_verifier = inode_peek_iversion_raw(dir); + else + dir_verifier = nfs_save_change_attribute(dir); + nfs_set_verifier(dentry, dir_verifier); break; case -EISDIR: case -ENOTDIR: -- 2.7.4