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blackfin: smp: fix msg queue overflow issue
authorSteven Miao <realmz6@gmail.com>
Fri, 25 Nov 2011 06:25:30 +0000 (14:25 +0800)
committerBob Liu <lliubbo@gmail.com>
Mon, 9 Jan 2012 02:26:15 +0000 (10:26 +0800)
disable preemption when icache flush and use wait mode cross call, hold the msg
queue lock while handle cross function call to avoid overflow

Signed-off-by: Steven Miao <realmz6@gmail.com>
Signed-off-by: Bob Liu <lliubbo@gmail.com>

No differences found
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