[S390] Add support for memory hot-remove.
This patch enables memory hot-remove on s390.
Signed-off-by: Gerald Schaefer <gerald.schaefer@de.ibm.com>
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Cc: Martin Schwidefsky <schwidefsky@de.ibm.com>
diff --git a/drivers/s390/char/sclp_cmd.c b/drivers/s390/char/sclp_cmd.c
index 0c2b774..eb5f1b8 100644
--- a/drivers/s390/char/sclp_cmd.c
+++ b/drivers/s390/char/sclp_cmd.c
@@ -427,6 +427,8 @@
sclp_attach_storage(id);
switch (action) {
case MEM_ONLINE:
+ case MEM_GOING_OFFLINE:
+ case MEM_CANCEL_OFFLINE:
break;
case MEM_GOING_ONLINE:
rc = sclp_mem_change_state(start, size, 1);
@@ -434,6 +436,9 @@
case MEM_CANCEL_ONLINE:
sclp_mem_change_state(start, size, 0);
break;
+ case MEM_OFFLINE:
+ sclp_mem_change_state(start, size, 0);
+ break;
default:
rc = -EINVAL;
break;
