Commit d9ee2bee authored by Stefan Haberland's avatar Stefan Haberland Committed by Jens Axboe
Browse files

s390/dasd: add autoquiesce event for start IO error 



Add a check for errors in the start_io function that signal a not
working device. Trigger an autoquiesce event in that case.

Signed-off-by: default avatarStefan Haberland <sth@linux.ibm.com>
Reviewed-by: default avatarJan Hoeppner <hoeppner@linux.ibm.com>
Reviewed-by: default avatarHalil Pasic <pasic@linux.ibm.com>
Link: https://lore.kernel.org/r/20230405142017.2446986-7-sth@linux.ibm.com


Signed-off-by: default avatarJens Axboe <axboe@kernel.dk>
parent 0c1a1474

drivers/s390/block/dasd.c

+2 −0
Original line number Diff line number Diff line
@@ -1452,6 +1452,8 @@ int dasd_start_IO(struct dasd_ccw_req *cqr) 
	case -ENODEV:

		DBF_DEV_EVENT(DBF_WARNING, device, "%s",

			      "start_IO: -ENODEV device gone, retry");

		/* this is equivalent to CC=3 for SSCH report this to EER */

		dasd_handle_autoquiesce(device, cqr, DASD_EER_STARTIO);

		break;

	case -EIO:

		DBF_DEV_EVENT(DBF_WARNING, device, "%s",