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-rw-r--r--source3/modules/onefs_open.c36
1 files changed, 33 insertions, 3 deletions
diff --git a/source3/modules/onefs_open.c b/source3/modules/onefs_open.c
index fa1f883c59..b9a2c30734 100644
--- a/source3/modules/onefs_open.c
+++ b/source3/modules/onefs_open.c
@@ -1095,9 +1095,39 @@ NTSTATUS onefs_open_file_ntcreate(connection_struct *conn,
state.id = id;
state.failed = false;
- if ((req != NULL)
- && !request_timed_out(request_time,
- timeout)) {
+ /*
+ * We hit the race that when we did the stat
+ * on the file it did not exist, and someone
+ * has created it in between the stat and the
+ * open_file() call. Retrieve the share_mode
+ * lock on the newly opened file so we can
+ * defer our request.
+ */
+ if (lck == NULL) {
+ struct timespec old_write_time;
+ old_write_time = get_mtimespec(psbuf);
+
+ lck = get_share_mode_lock(talloc_tos(),
+ id, conn->connectpath, fname,
+ &old_write_time);
+ if (lck == NULL) {
+ DEBUG(0,
+ ("onefs_open_file_ntcreate:"
+ " Could not get share "
+ "mode lock for %s\n",
+ fname));
+ /* This will cause us to return
+ * immediately skipping the
+ * the 1 second delay, which
+ * isn't a big deal */
+ status = NT_STATUS_SHARING_VIOLATION;
+ goto cleanup_destroy;
+ }
+ }
+
+ if ((req != NULL) &&
+ !request_timed_out(request_time, timeout))
+ {
defer_open(lck, request_time, timeout,
req, &state);
}