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path: root/drivers/s390/cio/chsc.c
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Diffstat (limited to 'drivers/s390/cio/chsc.c')
-rw-r--r--drivers/s390/cio/chsc.c26
1 files changed, 14 insertions, 12 deletions
diff --git a/drivers/s390/cio/chsc.c b/drivers/s390/cio/chsc.c
index ea92ac4d657..597c0c76a2a 100644
--- a/drivers/s390/cio/chsc.c
+++ b/drivers/s390/cio/chsc.c
@@ -990,16 +990,20 @@ out:
return ret;
}
-static int __init
-chsc_alloc_sei_area(void)
+int __init chsc_alloc_sei_area(void)
{
sei_page = (void *)get_zeroed_page(GFP_KERNEL | GFP_DMA);
if (!sei_page)
- printk(KERN_WARNING"Can't allocate page for processing of " \
- "chsc machine checks!\n");
+ CIO_MSG_EVENT(0, "Can't allocate page for processing of "
+ "chsc machine checks!\n");
return (sei_page ? 0 : -ENOMEM);
}
+void __init chsc_free_sei_area(void)
+{
+ kfree(sei_page);
+}
+
int __init
chsc_enable_facility(int operation_code)
{
@@ -1051,8 +1055,6 @@ chsc_enable_facility(int operation_code)
return ret;
}
-subsys_initcall(chsc_alloc_sei_area);
-
struct css_general_char css_general_characteristics;
struct css_chsc_char css_chsc_characteristics;
@@ -1073,8 +1075,8 @@ chsc_determine_css_characteristics(void)
scsc_area = (void *)get_zeroed_page(GFP_KERNEL | GFP_DMA);
if (!scsc_area) {
- printk(KERN_WARNING"cio: Was not able to determine available" \
- "CHSCs due to no memory.\n");
+ CIO_MSG_EVENT(0, "Was not able to determine available"
+ "CHSCs due to no memory.\n");
return -ENOMEM;
}
@@ -1083,15 +1085,15 @@ chsc_determine_css_characteristics(void)
result = chsc(scsc_area);
if (result) {
- printk(KERN_WARNING"cio: Was not able to determine " \
- "available CHSCs, cc=%i.\n", result);
+ CIO_MSG_EVENT(0, "Was not able to determine available CHSCs, "
+ "cc=%i.\n", result);
result = -EIO;
goto exit;
}
if (scsc_area->response.code != 1) {
- printk(KERN_WARNING"cio: Was not able to determine " \
- "available CHSCs.\n");
+ CIO_MSG_EVENT(0, "Was not able to determine "
+ "available CHSCs.\n");
result = -EIO;
goto exit;
}