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[S390] kernel: Print an error message if kernel NSS cannot be defined
[pandora-kernel.git]
/
arch
/
s390
/
kernel
/
early.c
diff --git
a/arch/s390/kernel/early.c
b/arch/s390/kernel/early.c
index
734deea
..
bf8b4ae
100644
(file)
--- a/
arch/s390/kernel/early.c
+++ b/
arch/s390/kernel/early.c
@@
-6,6
+6,9
@@
* Heiko Carstens <heiko.carstens@de.ibm.com>
*/
* Heiko Carstens <heiko.carstens@de.ibm.com>
*/
+#define KMSG_COMPONENT "setup"
+#define pr_fmt(fmt) KMSG_COMPONENT ": " fmt
+
#include <linux/compiler.h>
#include <linux/init.h>
#include <linux/errno.h>
#include <linux/compiler.h>
#include <linux/init.h>
#include <linux/errno.h>
@@
-16,6
+19,7
@@
#include <linux/module.h>
#include <linux/pfn.h>
#include <linux/uaccess.h>
#include <linux/module.h>
#include <linux/pfn.h>
#include <linux/uaccess.h>
+#include <linux/kernel.h>
#include <asm/ebcdic.h>
#include <asm/ipl.h>
#include <asm/lowcore.h>
#include <asm/ebcdic.h>
#include <asm/ipl.h>
#include <asm/lowcore.h>
@@
-140,6
+144,8
@@
static noinline __init void create_kernel_nss(void)
__cpcmd(defsys_cmd, NULL, 0, &response);
if (response != 0) {
__cpcmd(defsys_cmd, NULL, 0, &response);
if (response != 0) {
+ pr_err("Defining the Linux kernel NSS failed with rc=%d\n",
+ response);
kernel_nss_name[0] = '\0';
return;
}
kernel_nss_name[0] = '\0';
return;
}
@@
-152,8
+158,11
@@
static noinline __init void create_kernel_nss(void)
* max SAVESYS_CMD_SIZE
* On error: response contains the numeric portion of cp error message.
* for SAVESYS it will be >= 263
* max SAVESYS_CMD_SIZE
* On error: response contains the numeric portion of cp error message.
* for SAVESYS it will be >= 263
+ * for missing privilege class, it will be 1
*/
*/
- if (response > SAVESYS_CMD_SIZE) {
+ if (response > SAVESYS_CMD_SIZE || response == 1) {
+ pr_err("Saving the Linux kernel NSS failed with rc=%d\n",
+ response);
kernel_nss_name[0] = '\0';
return;
}
kernel_nss_name[0] = '\0';
return;
}