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| author |   Hendrik Brueckner <brueckner@linux.vnet.ibm.com> | 2009-09-11 10:28:53 +0200 |
|---|---|---|
| committer |   Martin Schwidefsky <schwidefsky@de.ibm.com> | 2009-09-11 10:29:51 +0200 |
| commit | 11af97e18ea8c310d73b59f1361e6f04444e05a8 (patch) | |
| tree | 966dab912e7f64b686c1ebfb2a652321ca66dd65 | |
| parent | [S390] zcrypt: Free ap_device if dev_set_name fails. (diff) | |
| download | linux-dev-11af97e18ea8c310d73b59f1361e6f04444e05a8.tar.xz linux-dev-11af97e18ea8c310d73b59f1361e6f04444e05a8.zip | |
[S390] kernel: Print an error message if kernel NSS cannot be defined
If a named saved system (NSS) cannot be defined or saved, print out an
error message with the return code of the underlying z/VM CP command.
Signed-off-by: Hendrik Brueckner <brueckner@linux.vnet.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
| -rw-r--r-- | arch/s390/kernel/early.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/arch/s390/kernel/early.c b/arch/s390/kernel/early.c index 734deeaa7361..bf8b4ae7ff2d 100644 --- a/arch/s390/kernel/early.c +++ b/arch/s390/kernel/early.c @@ -6,6 +6,9 @@ * 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> @@ -16,6 +19,7 @@ #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> @@ -140,6 +144,8 @@ static noinline __init void create_kernel_nss(void) __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; } @@ -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 + * 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; } |