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| author | Paul E. McKenney <paulmck@linux.vnet.ibm.com> | 2010-02-27 00:38:58 (GMT) |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2010-02-27 08:53:53 (GMT) |
| commit | 71da81324c83ef65bb196c7f874ac1c6996d8287 (patch) | |
| tree | b470c5769ad88d2e2af8fe25cc84e7df85fb3d7c /arch/sh/include/asm/sigcontext.h | |
| parent | 0b1c87278a8c7e394022ec184a0b44a3886b6fde (diff) | |
| download | linux-fsl-qoriq-71da81324c83ef65bb196c7f874ac1c6996d8287.tar.xz | |
rcu: Fix accelerated GPs for last non-dynticked CPU
This patch disables irqs across the call to rcu_needs_cpu(). It
also enforces a hold-off period so that the idle loop doesn't
softirq itself to death when there are lots of RCU callbacks in
flight on the last non-dynticked CPU.
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Cc: laijs@cn.fujitsu.com
Cc: dipankar@in.ibm.com
Cc: mathieu.desnoyers@polymtl.ca
Cc: josh@joshtriplett.org
Cc: dvhltc@us.ibm.com
Cc: niv@us.ibm.com
Cc: peterz@infradead.org
Cc: rostedt@goodmis.org
Cc: Valdis.Kletnieks@vt.edu
Cc: dhowells@redhat.com
LKML-Reference: <1267231138-27856-3-git-send-email-paulmck@linux.vnet.ibm.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/sh/include/asm/sigcontext.h')
0 files changed, 0 insertions, 0 deletions