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authorYong Zhang <yong.zhang@windriver.com>2012-07-19 09:13:54 +0200
committerRalf Baechle <ralf@linux-mips.org>2012-07-19 11:23:44 +0200
commitf2b88d65aa7adaa3996088e86ae497fe705e96f3 (patch)
treefbd074f75ea993c1deb0552aadab459ad7c08281
parentb789ad63ac46b00f0862bdc23fc95556adc3cf2f (diff)
downloadblackbird-op-linux-f2b88d65aa7adaa3996088e86ae497fe705e96f3.tar.gz
blackbird-op-linux-f2b88d65aa7adaa3996088e86ae497fe705e96f3.zip
MIPS: sync-r4k: remove redundant irq operation
Since we have delayed irq enabling to ->smp_finish() Signed-off-by: Yong Zhang <yong.zhang0@gmail.com> Cc: Sergei Shtylyov <sshtylyov@mvista.com> Cc: David Daney <david.daney@cavium.com> Acked-by: David Daney <david.daney@cavium.com> Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
-rw-r--r--arch/mips/kernel/sync-r4k.c5
1 files changed, 0 insertions, 5 deletions
diff --git a/arch/mips/kernel/sync-r4k.c b/arch/mips/kernel/sync-r4k.c
index 99f913c8d7a6..842d55e411fd 100644
--- a/arch/mips/kernel/sync-r4k.c
+++ b/arch/mips/kernel/sync-r4k.c
@@ -111,7 +111,6 @@ void __cpuinit synchronise_count_master(void)
void __cpuinit synchronise_count_slave(void)
{
int i;
- unsigned long flags;
unsigned int initcount;
int ncpus;
@@ -123,8 +122,6 @@ void __cpuinit synchronise_count_slave(void)
return;
#endif
- local_irq_save(flags);
-
/*
* Not every cpu is online at the time this gets called,
* so we first wait for the master to say everyone is ready
@@ -154,7 +151,5 @@ void __cpuinit synchronise_count_slave(void)
}
/* Arrange for an interrupt in a short while */
write_c0_compare(read_c0_count() + COUNTON);
-
- local_irq_restore(flags);
}
#undef NR_LOOPS
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