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2 Commits

Author SHA1 Message Date
Martin Schwidefsky
230ccb370f s390/diag: add a s390 prefix to the diagnose trace point 
Documentation/trace/tracepoints.txt states that the naming scheme
for tracepoints is "subsys_event" to avoid collisions. Rename
the 'diagnose' tracepoint to 's390_diagnose'.

Reported-by: Peter Oberparleiter <oberpar@linux.vnet.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
 2015-11-09 09:10:47 +01:00
Martin Schwidefsky
b5a6b71b19 s390/diag: add tracepoint for diagnose calls 
To be able to analyse problems in regard to hypervisor overhead
add a tracepoing for diagnose calls. It reports the number of
the diagnose issued, e.g.

            sshd-1385  [002] ....    42.701431: diagnose: nr=0x9c
          <idle>-0     [001] ..s.    43.587528: diagnose: nr=0x9c

Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
 2015-10-14 14:32:06 +02:00