Merge pull request #8617 from keszybz/tmpfiles-relax

Do not exit with error when systemd-tmpfiles --boot fails

src/basic/fd-util.h

@@ -98,6 +98,10 @@ int acquire_data_fd(const void *data, size_t size, unsigned flags);
 #define ERRNO_IS_DISCONNECT(r) \
         IN_SET(r, ENOTCONN, ECONNRESET, ECONNREFUSED, ECONNABORTED, EPIPE, ENETUNREACH)
 
+/* Resource exhaustion, could be our fault or general system trouble */
+#define ERRNO_IS_RESOURCE(r) \
+        IN_SET(r, ENOMEM, EMFILE, ENFILE)
+
 int fd_move_above_stdio(int fd);
 
 int rearrange_stdio(int original_input_fd, int original_output_fd, int original_error_fd);