Use pr_cont() at the end of ramdisk loading.  This will avoid the
rotator and an extra newline appearing in the dmesg.
Before:
  RAMDISK: Loading 2436KiB [1 disk] into ram disk... |
  done.
After:
  RAMDISK: Loading 2436KiB [1 disk] into ram disk... done.
Link: http://lkml.kernel.org/r/20180302205552.16031-1-aaro.koskinen@iki.fi
Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Reviewed-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
                nblocks, ((nblocks-1)/devblocks)+1, nblocks>devblocks ? "s" : "");
        for (i = 0, disk = 1; i < nblocks; i++) {
                if (i && (i % devblocks == 0)) {
-                       printk("done disk #%d.\n", disk++);
+                       pr_cont("done disk #%d.\n", disk++);
                        rotate = 0;
                        if (ksys_close(in_fd)) {
                                printk("Error closing the disk.\n");
                }
 #endif
        }
-       printk("done.\n");
+       pr_cont("done.\n");
 
 successful_load:
        res = 1;