--- valgrind/gdbserver_tests/mcinvokeWS.vgtest	(revision 12990)

+++ valgrind/gdbserver_tests/mcinvokeWS.vgtest	(working copy)

@@ -4,7 +4,8 @@

 args: 1 10000000 0 -S-S-S-S

 vgopts: --tool=memcheck --vgdb=yes --vgdb-prefix=./vgdb-prefix-mcinvokeWS

 stderr_filter: filter_make_empty

-prereq: test -f vgdb.ptraceinvoker

+# One some ppc64 installs this test just hangs

+prereq: test -f vgdb.ptraceinvoker && ! `../tests/arch_test ppc64`

 progB: invoker

 argsB: 10 --vgdb-prefix=./vgdb-prefix-mcinvokeWS --wait=60 -c v.wait 0

 # if the --wait is not enough, the test will fail or block

Index: gdbserver_tests/mcinvokeRU.vgtest

===================================================================

--- valgrind/gdbserver_tests/mcinvokeRU.vgtest	(revision 12990)

+++ valgrind/gdbserver_tests/mcinvokeRU.vgtest	(working copy)

@@ -7,6 +7,8 @@

 # as the Valgrind process is always busy, we do not need the vgdb.ptraceinvoker prereq.

 # We even disable ptrace invoker to avoid spurious attach error message

 # on kernels where ptrace is restricted.

+# One some ppc64 installs this test just hangs

+prereq: ! `../tests/arch_test ppc64`

 progB: invoker

 argsB: 10 --vgdb-prefix=./vgdb-prefix-mcinvokeRU --max-invoke-ms=0 --wait=60 -c v.wait 0

 # if the --wait is not enough, the test will fail or block.