[DTrace-devel] [PATCH 01/05] test: make tst.array.d work for old and new kernels
Kris Van Hees
kris.van.hees at oracle.com
Fri May 5 15:29:11 UTC 2023
Some older kernels leave trailing garbage in the curthread->comm char
array whereas newer kernels do not. The post-processor is updated to
handle this variation.
Signed-off-by: Kris Van Hees <kris.van.hees at oracle.com>
---
test/unittest/actions/trace/tst.array.r | 2 +-
test/unittest/actions/trace/tst.array.r.p | 5 +++--
2 files changed, 4 insertions(+), 3 deletions(-)
mode change 100644 => 100755 test/unittest/actions/trace/tst.array.r.p
diff --git a/test/unittest/actions/trace/tst.array.r b/test/unittest/actions/trace/tst.array.r
index 872f16f6..fbb674b6 100644
--- a/test/unittest/actions/trace/tst.array.r
+++ b/test/unittest/actions/trace/tst.array.r
@@ -1,7 +1,7 @@
FUNCTION:NAME
:BEGIN
0 1 2 3 4 5 6 7 8 9 a b c d e f 0123456789abcdef
- 0: 64 74 72 61 63 65 00 00 73 68 00 00 00 00 00 00 dtrace..sh......
+ 0: 64 74 72 61 63 65 00 00 00 00 00 00 00 00 00 00 dtrace..........
-- @@stderr --
diff --git a/test/unittest/actions/trace/tst.array.r.p b/test/unittest/actions/trace/tst.array.r.p
old mode 100644
new mode 100755
index e1f1bd02..3ee0b5a9
--- a/test/unittest/actions/trace/tst.array.r.p
+++ b/test/unittest/actions/trace/tst.array.r.p
@@ -1,5 +1,6 @@
#!/usr/bin/awk -f
+# Some Linux kernel versions leave garbage at the end of the string.
+{ sub(/( [0-9A-F]{2}){9} /, " 00 00 00 00 00 00 00 00 00 "); }
+{ sub(/ dtrace\..{9}/, " dtrace.........."); }
{ print; }
-/0:( [0-9A-F]{2}){16} dtrace/ { exit(0); }
-END { exit(1); }
--
2.40.1
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