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[PATCH] rcutorture: catchup doc fixes for idle-hz tests

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This just catches the RCU torture documentation up with the recent fixes
that test RCU for architectures that turn of the scheduling-clock interrupt
for idle CPUs and the addition of a SUCCESS/FAILURE indication, fixing up
an obsolete comment as well.

Signed-off-by: Paul E. McKenney <paulmck@us.ibm.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Paul E. McKenney 2006-06-27 02:54:02 -07:00 committed by Linus Torvalds
parent 1dbe83c344
commit 29766f1eb3
2 changed files with 12 additions and 2 deletions
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12
Documentation/RCU/torture.txt
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@ -35,6 +35,15 @@ stat_interval The number of seconds between output of torture
be printed -only- when the module is unloaded, and this
is the default.
shuffle_interval
The number of seconds to keep the test threads affinitied
to a particular subset of the CPUs. Used in conjunction
with test_no_idle_hz.
test_no_idle_hz Whether or not to test the ability of RCU to operate in
a kernel that disables the scheduling-clock interrupt to
idle CPUs. Boolean parameter, "1" to test, "0" otherwise.
verbose Enable debug printk()s. Default is disabled.
@ -119,4 +128,5 @@ The following script may be used to torture RCU:
The output can be manually inspected for the error flag of "!!!".
One could of course create a more elaborate script that automatically
checked for such errors.
checked for such errors. The "rmmod" command forces a "SUCCESS" or
"FAILURE" indication to be printk()ed.

2
kernel/rcutorture.c
View file

@ -1,5 +1,5 @@
/*
* Read-Copy Update /proc-based torture test facility
* Read-Copy Update module-based torture test facility
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by