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Diffstat (limited to 'sys/nfsclient/nfs_vnops.c')
-rw-r--r--sys/nfsclient/nfs_vnops.c15
1 files changed, 14 insertions, 1 deletions
diff --git a/sys/nfsclient/nfs_vnops.c b/sys/nfsclient/nfs_vnops.c
index e5d3e4f..37b977c 100644
--- a/sys/nfsclient/nfs_vnops.c
+++ b/sys/nfsclient/nfs_vnops.c
@@ -1459,8 +1459,21 @@ again:
}
if (newvp)
vput(newvp);
- } else if (v3 && (fmode & O_EXCL))
+ } else if (v3 && (fmode & O_EXCL)) {
+ /*
+ * We are normally called with only a partially initialized
+ * VAP. Since the NFSv3 spec says that server may use the
+ * file attributes to store the verifier, the spec requires
+ * us to do a SETATTR RPC. FreeBSD servers store the verifier
+ * in atime, but we can't really assume that all servers will
+ * so we ensure that our SETATTR sets both atime and mtime.
+ */
+ if (vap->va_mtime.tv_sec == VNOVAL)
+ vfs_timestamp(&vap->va_mtime);
+ if (vap->va_atime.tv_sec == VNOVAL)
+ vap->va_atime = vap->va_mtime;
error = nfs_setattrrpc(newvp, vap, cnp->cn_cred, cnp->cn_proc);
+ }
if (!error) {
if (cnp->cn_flags & MAKEENTRY)
cache_enter(dvp, newvp, cnp);
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