Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/lliubbo/blackfin

Pull blackfin update from Bob Liu.

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/lliubbo/blackfin:
  Blackfin: smp: add smp_mb() to keep coherency
  Blackfin: drop irq enable in init_arch_irq()
  Blackfin: fix wrong place disabled irq
  Blackfin: update defconfig for bf609-ezkit
  Blackfin: add bf548 v0.4 revision
  Blackfin: bf60x: Add bf608 and bf609 specific perpheral MMRs
  Blackfin: cpufreq: fix dpm_state_table
  Blackfin: bfin_gpio: proc: fix return value
  Blackfin: CM-BF537E: Update SPORT support in board file.
  Blackfin: bf537: fix lq035 platform device name
  Blackfin: bf533-ezkit: enable flash drivers by default

1 files changed, 2 insertions, 2 deletions

diff --git a/arch/blackfin/mach-common/smp.c b/arch/blackfin/mach-common/smp.c
index a401513..bb61ae4 100644
--- a/arch/blackfin/mach-common/smp.c
+++ b/arch/blackfin/mach-common/smp.c
@@ -146,7 +146,7 @@ static irqreturn_t ipi_handler_int1(int irq, void *dev_instance)
 	platform_clear_ipi(cpu, IRQ_SUPPLE_1);
 
 	bfin_ipi_data = &__get_cpu_var(bfin_ipi);
-
+	smp_mb();
 	while ((pending = xchg(&bfin_ipi_data->bits, 0)) != 0) {
 		msg = 0;
 		do {
@@ -195,7 +195,7 @@ void send_ipi(const struct cpumask *cpumask, enum ipi_message_type msg)
 	unsigned long flags;
 
 	local_irq_save(flags);
-
+	smp_mb();
 	for_each_cpu(cpu, cpumask) {
 		bfin_ipi_data = &per_cpu(bfin_ipi, cpu);
 		smp_mb();