Commit d24b98e3 authored Feb 20, 2017 by Martin Schwidefsky

s390/syscall: fix single stepped system calls



Fix PER tracing of system calls after git commit 34525e1f
"s390: store breaking event address only for program checks"
broke it.

Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>

parent 50a0d46c

arch/s390/kernel/entry.S

+1 −0

Original line number	Diff line number	Diff line
		@@ -545,6 +545,7 @@ ENTRY(pgm_check_handler)
		#
		.Lpgm_svcper:
		mvc __LC_RETURN_PSW(8),__LC_SVC_NEW_PSW
		lghi %r13,__TASK_thread
		larl %r14,.Lsysc_per
		stg %r14,__LC_RETURN_PSW+8
		lghi %r14,_PIF_SYSCALL \| _PIF_PER_TRAP