From: Xi Ruoyao Date: Sun, 29 Aug 2021 12:49:09 +0000 (+0800) Subject: mips: remove reference to "newer Loongson-3" X-Git-Tag: v6.1-rc5~1619^2~14 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=3f059a7e8c13c62addc1808d13a41d1f6dc24bd1;p=platform%2Fkernel%2Flinux-starfive.git mips: remove reference to "newer Loongson-3" Newest Loongson-3 processors have moved to use LoongArch architecture. Sadly, the LL/SC issue is still existing on both latest Loongson-3 processors using MIPS64 (Loongson-3A4000) and LoongArch (Loongson-3A5000). As it's very unlikely there will be new Loongson-3 processors using MIPS64, let's stop people from false hoping. Signed-off-by: Xi Ruoyao Cc: Huacai Chen Signed-off-by: Thomas Bogendoerfer --- diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig index 451ee7a..3f58b45 100644 --- a/arch/mips/Kconfig +++ b/arch/mips/Kconfig @@ -1342,19 +1342,14 @@ config LOONGSON3_ENHANCEMENT new Loongson-3 machines only, please say 'Y' here. config CPU_LOONGSON3_WORKAROUNDS - bool "Old Loongson-3 LLSC Workarounds" + bool "Loongson-3 LLSC Workarounds" default y if SMP depends on CPU_LOONGSON64 help Loongson-3 processors have the llsc issues which require workarounds. Without workarounds the system may hang unexpectedly. - Newer Loongson-3 will fix these issues and no workarounds are needed. - The workarounds have no significant side effect on them but may - decrease the performance of the system so this option should be - disabled unless the kernel is intended to be run on old systems. - - If unsure, please say Y. + Say Y, unless you know what you are doing. config CPU_LOONGSON3_CPUCFG_EMULATION bool "Emulate the CPUCFG instruction on older Loongson cores"