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MIPS: Loongson64: Disable exec hazard 

Loongson64 has hardware mechanism to prevent hazard issue,
so we can simply disable exec hazard in cpu-features.

Signed-off-by: Jiaxun Yang <jiaxun.yang@flygoat.com>
Signed-off-by: Paul Burton <paulburton@kernel.org>
Cc: linux-mips@vger.kernel.org
Cc: chenhc@lemote.com
Cc: paul.burton@mips.com
Cc: linux-kernel@vger.kernel.org
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Jiaxun Yang 2020-01-13 18:15:01 +08:00 committed by Paul Burton
parent 51522217f6
commit 1306cc0a30
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1 changed files with 1 additions and 0 deletions
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1
arch/mips/include/asm/mach-loongson64/cpu-feature-overrides.h
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@ -47,5 +47,6 @@
#define cpu_has_ic_fills_f_dc 1
#define cpu_hwrena_impl_bits 0xc0000000
#define cpu_has_mac2008_only 1
#define cpu_has_mips_r2_exec_hazard 0
#endif /* __ASM_MACH_LOONGSON64_CPU_FEATURE_OVERRIDES_H */