diff options
| author | Jiaxun Yang <jiaxun.yang@flygoat.com> | 2023-02-21 13:16:55 +0000 |
|---|---|---|
| committer | Thomas Bogendoerfer <tsbogend@alpha.franken.de> | 2023-03-14 17:06:15 +0100 |
| commit | ac24cc1835c8e6400230f0bf50e6ba0ab75cb09f (patch) | |
| tree | 7498abdf6166f78af05b4f7d6f5ad6752402951d /arch/mips/loongson64 | |
| parent | 5bd3990723bdf43333b2c268cc6644cb1961125b (diff) | |
MIPS: Loongson64: smp: Use nudge_writes instead of wbflush
wbflush here intends to let other cores see the results ASAP,
nudge_writes fits this purpose better.
Signed-off-by: Jiaxun Yang <jiaxun.yang@flygoat.com>
Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
Diffstat (limited to 'arch/mips/loongson64')
| -rw-r--r-- | arch/mips/loongson64/smp.c | 6 |
1 files 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; |