kernel/softirq.c | 1 +
1 files changed, 1 insertion(+)
New commits:
commit 2bacf65bef29cf88d9f4765639db393dad158897
Author: Eric Dumazet <[email protected]>
Date: Fri Feb 27 17:08:04 2009 +0100
rcu: increment quiescent state counter in ksoftirqd()
If a machine is flooded by network frames, a cpu can loop 100% of its time
inside ksoftirqd() without calling schedule().
This can delay RCU grace period to insane values.
Adding rcu_qsctr_inc() call in ksoftirqd() solves this problem.
Signed-off-by: Eric Dumazet <[email protected]>
http://suva.vyatta.com/git/?p=linux-vyatta.git;a=commitdiff;h=2bacf65bef29cf88d9f4765639db393dad158897
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