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[PATCH] Fix bug in RCU torture test 

While doing some test of RCU torture module, I hit a OOPS in rcu_do_batch,
which was trying to processes callback of a module that was just removed.
This is because we weren't waiting long enough for all callbacks to fire.

Signed-off-by: Srivatsa Vaddagiri <vatsa@in.ibm.com>
Cc: Dipankar Sarma <dipankar@in.ibm.com>
Acked-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:
Srivatsa Vaddagiri 2005-12-12 00:37:06 -08:00 committed by Linus Torvalds
parent ab4720ec76
commit 89d46b8778
1 changed files with 1 additions and 2 deletions
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3
kernel/rcutorture.c
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@ -409,9 +409,8 @@ rcu_torture_cleanup(void)
stats_task = NULL;
/* Wait for all RCU callbacks to fire. */
rcu_barrier();
for (i = 0; i < RCU_TORTURE_PIPE_LEN; i++)
synchronize_rcu();
rcu_torture_stats_print(); /* -After- the stats thread is stopped! */
printk(KERN_ALERT TORTURE_FLAG
"--- End of test: %s\n",