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authorSebastian Ott <sebott@linux.vnet.ibm.com>2010-04-22 19:17:04 +0400
committerMartin Schwidefsky <sky@mschwide.boeblingen.de.ibm.com>2010-04-22 19:17:19 +0400
commit889ee9556c89a877b8343b6bbe6ac8dc5d57e433 (patch)
tree562a672608aaa198e83c37331132af184fe0bbb1 /drivers/s390/cio
parent818c272bd74b834c3ca9347c6a540c2ec880afdc (diff)
downloadlinux-889ee9556c89a877b8343b6bbe6ac8dc5d57e433.tar.xz
[S390] add hook to reenable mss after hibernation
Reenable multiple subchannel sets after hibernation, prior to the device callbacks. Cc: <stable@kernel.org> Signed-off-by: Sebastian Ott <sebott@linux.vnet.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'drivers/s390/cio')
-rw-r--r--drivers/s390/cio/css.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/s390/cio/css.c b/drivers/s390/cio/css.c
index 19635d47dede..511649115bd7 100644
--- a/drivers/s390/cio/css.c
+++ b/drivers/s390/cio/css.c
@@ -1043,6 +1043,11 @@ static int __init channel_subsystem_init_sync(void)
}
subsys_initcall_sync(channel_subsystem_init_sync);
+void channel_subsystem_reinit(void)
+{
+ chsc_enable_facility(CHSC_SDA_OC_MSS);
+}
+
#ifdef CONFIG_PROC_FS
static ssize_t cio_settle_write(struct file *file, const char __user *buf,
size_t count, loff_t *ppos)