From 16fc5bc4c76b9ac335c2b39943f29c5d047a822d Mon Sep 17 00:00:00 2001 From: Steven Miao Date: Tue, 16 Jul 2013 13:25:21 +0800 Subject: smp: blackfin: fix check error, using atomic_ops to handle atomic_t type Signed-off-by: Geert Uytterhoeven Signed-off-by: Steven Miao Signed-off-by: Linus Torvalds --- arch/blackfin/mach-common/smp.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) (limited to 'arch') diff --git a/arch/blackfin/mach-common/smp.c b/arch/blackfin/mach-common/smp.c index 961d8392e5e3..b5f9ed7d4856 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); } } -- cgit v1.2.3