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authorThomas Gleixner <tglx@linutronix.de>2006-06-27 02:54:56 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2006-06-27 17:32:47 -0700
commit61a87122869b6340a63b6f9f84097d3688604b90 (patch)
tree11d60d29763a42abd66453a920cc06bebc852427 /scripts/rt-tester/t4-l2-pi-deboost.tst
parente7eebaf6a81b956c989f184ee4b27277c88f8afe (diff)
[PATCH] pi-futex: rt mutex tester
RT-mutex tester: scriptable tester for rt mutexes, which allows userspace scripting of mutex unit-tests (and dynamic tests as well), using the actual rt-mutex implementation of the kernel. [akpm@osdl.org: fixlet] Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: Arjan van de Ven <arjan@linux.intel.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'scripts/rt-tester/t4-l2-pi-deboost.tst')
-rw-r--r--scripts/rt-tester/t4-l2-pi-deboost.tst127
1 files changed, 127 insertions, 0 deletions
diff --git a/scripts/rt-tester/t4-l2-pi-deboost.tst b/scripts/rt-tester/t4-l2-pi-deboost.tst
new file mode 100644
index 00000000000..01f1a80fa02
--- /dev/null
+++ b/scripts/rt-tester/t4-l2-pi-deboost.tst
@@ -0,0 +1,127 @@
+#
+# rt-mutex test
+#
+# Op: C(ommand)/T(est)/W(ait)
+# | opcode
+# | | threadid: 0-7
+# | | | opcode argument
+# | | | |
+# C: lock: 0: 0
+#
+# Commands
+#
+# opcode opcode argument
+# schedother nice value
+# schedfifo priority
+# lock lock nr (0-7)
+# locknowait lock nr (0-7)
+# lockint lock nr (0-7)
+# lockintnowait lock nr (0-7)
+# lockcont lock nr (0-7)
+# unlock lock nr (0-7)
+# lockbkl lock nr (0-7)
+# unlockbkl lock nr (0-7)
+# signal thread to signal (0-7)
+# reset 0
+# resetevent 0
+#
+# Tests / Wait
+#
+# opcode opcode argument
+#
+# prioeq priority
+# priolt priority
+# priogt priority
+# nprioeq normal priority
+# npriolt normal priority
+# npriogt normal priority
+# locked lock nr (0-7)
+# blocked lock nr (0-7)
+# blockedwake lock nr (0-7)
+# unlocked lock nr (0-7)
+# lockedbkl dont care
+# blockedbkl dont care
+# unlockedbkl dont care
+# opcodeeq command opcode or number
+# opcodelt number
+# opcodegt number
+# eventeq number
+# eventgt number
+# eventlt number
+
+#
+# 4 threads 2 lock PI
+#
+C: resetevent: 0: 0
+W: opcodeeq: 0: 0
+
+# Set schedulers
+C: schedother: 0: 0
+W: opcodeeq: 0: 0
+C: schedother: 1: 0
+W: opcodeeq: 1: 0
+C: schedfifo: 2: 82
+W: opcodeeq: 2: 0
+C: schedfifo: 3: 83
+W: opcodeeq: 3: 0
+
+# T0 lock L0
+C: locknowait: 0: 0
+W: locked: 0: 0
+
+# T1 lock L1
+C: locknowait: 1: 1
+W: locked: 1: 1
+
+# T3 lock L0
+C: lockintnowait: 3: 0
+W: blocked: 3: 0
+T: prioeq: 0: 83
+
+# T0 lock L1
+C: lock: 0: 1
+W: blocked: 0: 1
+T: prioeq: 1: 83
+
+# T1 unlock L1
+C: unlock: 1: 1
+
+# Wait until T0 is in the wakeup code
+W: blockedwake: 0: 1
+
+# Verify that T1 is unboosted
+W: unlocked: 1: 1
+T: priolt: 1: 1
+
+# T2 lock L1 (T0 is boosted and pending owner !)
+C: locknowait: 2: 1
+W: blocked: 2: 1
+T: prioeq: 0: 83
+
+# Interrupt T3 and wait until T3 returned
+C: signal: 3: 0
+W: unlocked: 3: 0
+
+# Verify prio of T0 (still pending owner,
+# but T2 is enqueued due to the previous boost by T3
+T: prioeq: 0: 82
+
+# Let T0 continue
+C: lockcont: 0: 1
+W: locked: 0: 1
+
+# Unlock L1 and let T2 get L1
+C: unlock: 0: 1
+W: locked: 2: 1
+
+# Verify that T0 is unboosted
+W: unlocked: 0: 1
+T: priolt: 0: 1
+
+# Unlock everything and exit
+C: unlock: 2: 1
+W: unlocked: 2: 1
+
+C: unlock: 0: 0
+W: unlocked: 0: 0
+