From 6cdf2889024b6538665a00f2ecd7321626624bb8 Mon Sep 17 00:00:00 2001 From: David Smith Date: Tue, 12 Aug 2008 10:18:56 -0500 Subject: PR 6445 (partial). Implemented system-wide utrace probes. 2008-08-12 David Smith PR 6445 (partial) * tapsets.cxx (utrace_builder::build): Validates pid and allows probing of "*" to mean all threads. * stapprobes.5.in: Added note about a process path of "*" means to probe all threads. 2008-08-12 David Smith PR 6445 (partial) * task_finder.c (stap_register_task_finder_target): Handles probing all threads. (__stp_utrace_attach_match_filename): Ditto. (stap_start_task_finder): Ditto. 2008-08-12 David Smith PR 6445 (partial) * systemtap.base/utrace_p4.exp: Added test that probes all threads. * semko/utrace14.stp: New test. --- testsuite/ChangeLog | 6 ++++++ testsuite/semko/utrace14.stp | 4 ++++ testsuite/systemtap.base/utrace_p4.exp | 9 +++++++++ 3 files changed, 19 insertions(+) create mode 100755 testsuite/semko/utrace14.stp (limited to 'testsuite') diff --git a/testsuite/ChangeLog b/testsuite/ChangeLog index 405dd754..ad393ac4 100644 --- a/testsuite/ChangeLog +++ b/testsuite/ChangeLog @@ -1,3 +1,9 @@ +2008-08-12 David Smith + + PR 6445 (partial) + * systemtap.base/utrace_p4.exp: Added test that probes all threads. + * semko/utrace14.stp: New test. + 2008-08-11 Frank Ch. Eigler * systemtap.base/vars.exp: Adjust to loss of "\n" at end of $$vars diff --git a/testsuite/semko/utrace14.stp b/testsuite/semko/utrace14.stp new file mode 100755 index 00000000..80847f7f --- /dev/null +++ b/testsuite/semko/utrace14.stp @@ -0,0 +1,4 @@ +#! stap -p2 + +# pid can't be less than 2 +probe process(1).begin { } diff --git a/testsuite/systemtap.base/utrace_p4.exp b/testsuite/systemtap.base/utrace_p4.exp index 3083b97f..081fee95 100644 --- a/testsuite/systemtap.base/utrace_p4.exp +++ b/testsuite/systemtap.base/utrace_p4.exp @@ -15,6 +15,7 @@ set syscall_script {"probe process(\"/bin/ls\").syscall { printf(\"|%d\", \$sysc set syscall_return_script {"probe process(\"/bin/ls\").syscall.return { printf(\"|%d\", \$syscall) }"} set thread_begin_script {"probe process(\"/bin/ls\").thread.begin { print(\"ls thread.begin\") }"} set thread_end_script {"probe process(\"/bin/ls\").thread.end { print(\"ls thread.end\") }"} +set all_begin_script {"probe process(\"*\").begin { print(\"begin\") }"} set pid_begin_script {"probe process(123).begin { print(\"123 begin\") }"} set pid_end_script {"probe process(123).end { print(\"123 end\") }"} @@ -128,3 +129,11 @@ if {$utrace_support_found == 0} { # Try compiling an thread.end script using a pid stap_compile $TEST_NAME 1 $pid_thread_end_script } + +set TEST_NAME "UTRACE_P4_07" +if {$utrace_support_found == 0} { + untested "$TEST_NAME : no kernel utrace support found" +} else { + # Try compiling an begin script using a path of "*" + stap_compile $TEST_NAME 1 $all_begin_script +} -- cgit