dasd: also call __invalidate_device when setting the device offline

Don't just write out the data, but also invalidate all caches when setting
the device offline.  Stop canceling the offlining when writeback fails
as there is no way to recover from that anyway.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Josef Bacik <josef@toxicpanda.com>
Message-Id: <20230811100828.1897174-12-hch@lst.de>
Signed-off-by: Christian Brauner <brauner@kernel.org>

diff --git a/drivers/s390/block/dasd.c b/drivers/s390/block/dasd.c
index edcbf77..675b38a 100644 (file)
--- a/drivers/s390/block/dasd.c
+++ b/drivers/s390/block/dasd.c
@@ -3627,9 +3627,8 @@ int dasd_generic_set_offline(struct ccw_device *cdev)
                 * empty
                 */
                if (device->block) {
-                       rc = fsync_bdev(device->block->bdev);
-                       if (rc != 0)
-                               goto interrupted;
+                       fsync_bdev(device->block->bdev);
+                       __invalidate_device(device->block->bdev, true);
                }
                dasd_schedule_device_bh(device);
                rc = wait_event_interruptible(shutdown_waitq,