s390/sclp: single increment assignment control



Set a new option bit of the attach command to speed up memory
hotplug.

Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>

parent a01ef308

drivers/s390/char/sclp_cmd.c

+1 −0

Original line number	Diff line number	Diff line
		@@ -252,6 +252,7 @@ static int sclp_attach_storage(u8 id)
		if (!sccb)
		return -ENOMEM;
		sccb->header.length = PAGE_SIZE;
		sccb->header.function_code = 0x40;
		rc = sclp_sync_request_timeout(0x00080001 \| id << 8, sccb,
		SCLP_QUEUE_INTERVAL);
		if (rc)