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| author | Huacai Chen <chenhuacai@loongson.cn> | 2022-06-23 16:11:54 +0800 |
|---|---|---|
| committer | Huacai Chen <chenhuacai@loongson.cn> | 2022-06-25 18:05:58 +0800 |
| commit | 26808cebf14cdf1d835ae256188ece116d2ab377 (patch) | |
| tree | 3c57057a899750e8cc194f71243eda9a601d1741 | |
| parent | bab1c299f3945ffe7934c05f3c50377ca4b291b4 (diff) | |
| download | linux-26808cebf14cdf1d835ae256188ece116d2ab377.tar.bz2 | |
LoongArch: Fix EENTRY/MERRENTRY setting in setup_tlb_handler()
setup_tlb_handler() is expected to set per-cpu exception handlers, but
it only set the TLBRENTRY successfully because of copy & paste errors,
so fix it.
Reviewed-by: WANG Xuerui <git@xen0n.name>
Signed-off-by: Huacai Chen <chenhuacai@loongson.cn>
| -rw-r--r-- | arch/loongarch/mm/tlb.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/arch/loongarch/mm/tlb.c b/arch/loongarch/mm/tlb.c index 6d050973241c..9818ce11546b 100644 --- a/arch/loongarch/mm/tlb.c +++ b/arch/loongarch/mm/tlb.c @@ -286,10 +286,11 @@ void setup_tlb_handler(int cpu) return; addr = page_address(page); - pcpu_handlers[cpu] = virt_to_phys(addr); + pcpu_handlers[cpu] = (unsigned long)addr; memcpy((void *)addr, (void *)eentry, vec_sz); local_flush_icache_range((unsigned long)addr, (unsigned long)addr + vec_sz); - csr_write64(pcpu_handlers[cpu], LOONGARCH_CSR_TLBRENTRY); + csr_write64(pcpu_handlers[cpu], LOONGARCH_CSR_EENTRY); + csr_write64(pcpu_handlers[cpu], LOONGARCH_CSR_MERRENTRY); csr_write64(pcpu_handlers[cpu] + 80*VECSIZE, LOONGARCH_CSR_TLBRENTRY); } #endif |