Merge 2681bf09c5 into 44125af62a

src/unix/fs.c

@@ -1345,7 +1345,17 @@ static int uv__fs_copyfile(uv_fs_t* req) {
 
   if (futimens(dstfd, times) == -1) {
     err = UV__ERR(errno);
+#ifdef __linux__
+    /* futimens() on CIFS/SMB shares may fail with EPERM. Since preserving
+     * timestamps is best-effort, detect that condition and squelch the error.
+     */
+    if (err == UV_EPERM && uv__is_cifs_or_smb(dstfd))
+      err = 0;
+    else
+      goto out;
+#else  /* !__linux__ */
     goto out;
+#endif  /* !__linux__ */
   }
 
   /*