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authorMartin Schwidefsky <schwidefsky@de.ibm.com>2008-12-25 13:38:49 +0100
committerMartin Schwidefsky <schwidefsky@de.ibm.com>2008-12-25 13:39:00 +0100
commit6bcac508fbebdca52f5a55d69a4316997ecb5391 (patch)
treefa04ce94ef6267676e8edcd2f93ef776bd6e60eb /arch
parent7a0b4cbc7d7d99763511b488b08bbc2607ddd1e3 (diff)
downloadlinux-6bcac508fbebdca52f5a55d69a4316997ecb5391.tar.bz2
[S390] service level interface.
Add a new proc interface /proc/service_levels that allows any code to report a relevant service level, e.g. the microcode level of devices, the service level of the hypervisor, etc. Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'arch')
-rw-r--r--arch/s390/include/asm/sysinfo.h11
1 files changed, 11 insertions, 0 deletions
diff --git a/arch/s390/include/asm/sysinfo.h b/arch/s390/include/asm/sysinfo.h
index 79d01343f8b0..ad93212d9e16 100644
--- a/arch/s390/include/asm/sysinfo.h
+++ b/arch/s390/include/asm/sysinfo.h
@@ -118,4 +118,15 @@ static inline int stsi(void *sysinfo, int fc, int sel1, int sel2)
return r0;
}
+/*
+ * Service level reporting interface.
+ */
+struct service_level {
+ struct list_head list;
+ void (*seq_print)(struct seq_file *, struct service_level *);
+};
+
+int register_service_level(struct service_level *);
+int unregister_service_level(struct service_level *);
+
#endif /* __ASM_S390_SYSINFO_H */