*) handle unaligned file part for directio
*) disable sendfile in directio mode
diff --git a/src/core/ngx_open_file_cache.c b/src/core/ngx_open_file_cache.c
index f2e8afc..614484d 100644
--- a/src/core/ngx_open_file_cache.c
+++ b/src/core/ngx_open_file_cache.c
@@ -502,6 +502,9 @@
             if (ngx_directio(fd) == -1) {
                 ngx_log_error(NGX_LOG_ALERT, log, ngx_errno,
                               ngx_directio_n " \"%s\" failed", name);
+
+            } else {
+                of->is_directio = 1;
             }
         }
     }