diff options
Diffstat (limited to 'drivers/s390/cio/chsc.c')
| -rw-r--r-- | drivers/s390/cio/chsc.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/s390/cio/chsc.c b/drivers/s390/cio/chsc.c index 44d7cc2f9738..1aaddea673e0 100644 --- a/drivers/s390/cio/chsc.c +++ b/drivers/s390/cio/chsc.c @@ -680,9 +680,10 @@ int chsc_determine_base_channel_path_desc(struct chp_id chpid, { struct chsc_response_struct *chsc_resp; struct chsc_scpd *scpd_area; + unsigned long flags; int ret; - spin_lock_irq(&chsc_page_lock); + spin_lock_irqsave(&chsc_page_lock, flags); scpd_area = chsc_page; ret = chsc_determine_channel_path_desc(chpid, 0, 0, 0, 0, scpd_area); if (ret) @@ -690,7 +691,7 @@ int chsc_determine_base_channel_path_desc(struct chp_id chpid, chsc_resp = (void *)&scpd_area->response; memcpy(desc, &chsc_resp->data, sizeof(*desc)); out: - spin_unlock_irq(&chsc_page_lock); + spin_unlock_irqrestore(&chsc_page_lock, flags); return ret; } |