From: Steven Miao <real...@gmail.com>
Signed-off-by: Geert Uytterhoeven <ge...@linux-m68k.org>
Signed-off-by: Steven Miao <real...@gmail.com>
---
arch/blackfin/mach-common/smp.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/arch/blackfin/mach-common/smp.c b/arch/blackfin/mach-common/smp.c
index 961d839..b5f9ed7 100644
--- a/arch/blackfin/mach-common/smp.c
+++ b/arch/blackfin/mach-common/smp.c
@@ -147,7 +147,7 @@ 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);
- while ((pending = xchg(&bfin_ipi_data->bits, 0)) != 0) {
+ while ((pending = atomic_xchg(&bfin_ipi_data->bits, 0)) != 0) {
msg = 0;
do {
msg = find_next_bit(&pending, BITS_PER_LONG, msg + 1);
@@ -182,8 +182,8 @@ static void bfin_ipi_init(void)
struct ipi_data *bfin_ipi_data;
for_each_possible_cpu(cpu) {
bfin_ipi_data = &per_cpu(bfin_ipi, cpu);
- bfin_ipi_data->bits = 0;
- bfin_ipi_data->count = 0;
+ atomic_set(&bfin_ipi_data->bits, 0);
+ atomic_set(&bfin_ipi_data->count, 0);
}
}
--
1.7.9.5
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