wbflush here intends to let other cores see the results ASAP,
nudge_writes fits this purpose better.
Signed-off-by: Jiaxun Yang <jiaxun.yang@xxxxxxxxxxx>
---
arch/mips/loongson64/smp.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/arch/mips/loongson64/smp.c b/arch/mips/loongson64/smp.c
index c268c6dd1ef1..e9d91da7fe24 100644
--- a/arch/mips/loongson64/smp.c
+++ b/arch/mips/loongson64/smp.c
@@ -42,13 +42,13 @@ static uint32_t core0_c0count[NR_CPUS];
#define loongson3_ipi_write32(action, addr) \
do { \
writel(action, addr); \
- __wbflush(); \
+ nudge_writes(); \
} while (0)
/* write a 64bit value to ipi register */
#define loongson3_ipi_write64(action, addr) \
do { \
writeq(action, addr); \
- __wbflush(); \
+ nudge_writes(); \
} while (0)
static u32 (*ipi_read_clear)(int cpu);
@@ -418,7 +418,7 @@ static irqreturn_t loongson3_ipi_interrupt(int irq, void *dev_id)
c0count = c0count ? c0count : 1;
for (i = 1; i < nr_cpu_ids; i++)
core0_c0count[i] = c0count;
- __wbflush(); /* Let others see the result ASAP */
+ nudge_writes(); /* Let others see the result ASAP */
}
return IRQ_HANDLED;
--
2.37.1 (Apple Git-137.1)
