if (op_is_write(bio_op(bio)) && bdev_read_only(bio->bi_bdev)) {
if (op_is_flush(bio->bi_opf) && !bio_sectors(bio))
return;
- pr_warn_ratelimited("Trying to write to read-only block-device %pg\n",
- bio->bi_bdev);
- /* Older lvm-tools actually trigger this */
+
+ if (bio->bi_bdev->bd_ro_warned)
+ return;
+
+ bio->bi_bdev->bd_ro_warned = true;
+ /*
+ * Use ioctl to set underlying disk of raid/dm to read-only
+ * will trigger this.
+ */
+ pr_warn("Trying to write to read-only block-device %pg\n",
+ bio->bi_bdev);
}
}