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path: root/drivers/s390/cio/css.c
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Diffstat (limited to 'drivers/s390/cio/css.c')
-rw-r--r--drivers/s390/cio/css.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/s390/cio/css.c b/drivers/s390/cio/css.c
index 511649115bd7..ac94ac751459 100644
--- a/drivers/s390/cio/css.c
+++ b/drivers/s390/cio/css.c
@@ -648,6 +648,8 @@ static void css_process_crw(struct crw *crw0, struct crw *crw1, int overflow)
static void __init
css_generate_pgid(struct channel_subsystem *css, u32 tod_high)
{
+ struct cpuid cpu_id;
+
if (css_general_characteristics.mcss) {
css->global_pgid.pgid_high.ext_cssid.version = 0x80;
css->global_pgid.pgid_high.ext_cssid.cssid = css->cssid;
@@ -658,8 +660,9 @@ css_generate_pgid(struct channel_subsystem *css, u32 tod_high)
css->global_pgid.pgid_high.cpu_addr = 0;
#endif
}
- css->global_pgid.cpu_id = S390_lowcore.cpu_id.ident;
- css->global_pgid.cpu_model = S390_lowcore.cpu_id.machine;
+ get_cpu_id(&cpu_id);
+ css->global_pgid.cpu_id = cpu_id.ident;
+ css->global_pgid.cpu_model = cpu_id.machine;
css->global_pgid.tod_high = tod_high;
}
@@ -1062,6 +1065,7 @@ static ssize_t cio_settle_write(struct file *file, const char __user *buf,
}
static const struct file_operations cio_settle_proc_fops = {
+ .open = nonseekable_open,
.write = cio_settle_write,
};