dtrace: add dt_test provider.

Adding framework for a test provider that fires a specific probe on request.
Adding previously missing (and unused) exported functions:

	dtrace_invalidate()
	dtrace_attached()
	dtrace_condense()
	drace_probe_arg()

Signed-off-by: Kris Van Hees <kris.van.hees@oracle.com>

diff --git a/kernel/dtrace/Kconfig b/kernel/dtrace/Kconfig
index 451f0886460c6f9166d442836c7b984b731bfe54..ecd57ff762b484e14763cce7faa84d0c598b8969 100644 (file)
--- a/kernel/dtrace/Kconfig
+++ b/kernel/dtrace/Kconfig
@@ -59,6 +59,12 @@ config DT_SYSTRACE
        help
          To be written.
 
+config DT_DT_TEST
+       tristate "DTrace Test Probe"
+       default m
+       help
+         To be written.
+
 config DT_DEBUG
        bool "DTrace debugging"
        default m

diff --git a/kernel/dtrace/Makefile b/kernel/dtrace/Makefile
index 5f64b0923452dc3f43ad2d60f438690439267457..e31081af93e3c4ba69be9b27bb4352b37ad50aeb 100644 (file)
--- a/kernel/dtrace/Makefile
+++ b/kernel/dtrace/Makefile
@@ -9,6 +9,7 @@ obj-$(CONFIG_DT_LOCKSTAT)       += lockstat.o
 obj-$(CONFIG_DT_PROFILE)       += profile.o
 obj-$(CONFIG_DT_SDT)           += sdt.o
 obj-$(CONFIG_DT_SYSTRACE)      += systrace.o
+obj-$(CONFIG_DT_DT_TEST)       += dt_test.o
 
 ifdef CONFIG_DT_CORE
 obj-y                          += dtrace_os.o sdt_register.o
@@ -30,3 +31,4 @@ lockstat-y                    := lockstat_mod.o lockstat_dev.o
 profile-y                      := profile_mod.o profile_dev.o
 sdt-y                          := sdt_mod.o sdt_dev.o
 systrace-y                     := systrace_mod.o systrace_dev.o
+dt_test-y                      := dt_test_mod.o dt_test_dev.o