diff --git a/arch/riscv/Kconfig b/arch/riscv/Kconfig index 2db7b1b1b85c9667e0e566eb7ac0d4c5fdcafdf5..ba94d08a7d0ef3cc9dbcf4f22fb749d60e7e4f2b 100644 --- a/arch/riscv/Kconfig +++ b/arch/riscv/Kconfig @@ -409,31 +409,31 @@ config RISCV_ISA_C If you don't know what to do here, say Y. config RISCV_ISA_SVNAPOT - bool "SVNAPOT extension support" + bool "Svnapot extension support for supervisor mode NAPOT pages" depends on 64BIT && MMU depends on RISCV_ALTERNATIVE default y help - Allow kernel to detect the SVNAPOT ISA-extension dynamically at boot + Allow kernel to detect the Svnapot ISA-extension dynamically at boot time and enable its usage. - The SVNAPOT extension is used to mark contiguous PTEs as a range + The Svnapot extension is used to mark contiguous PTEs as a range of contiguous virtual-to-physical translations for a naturally aligned power-of-2 (NAPOT) granularity larger than the base 4KB page size. When HUGETLBFS is also selected this option unconditionally allocates some memory for each NAPOT page size supported by the kernel. When optimizing for low memory consumption and for platforms without - the SVNAPOT extension, it may be better to say N here. + the Svnapot extension, it may be better to say N here. If you don't know what to do here, say Y. config RISCV_ISA_SVPBMT - bool "SVPBMT extension support" + bool "Svpbmt extension support for supervisor mode page-based memory types" depends on 64BIT && MMU depends on RISCV_ALTERNATIVE default y help - Adds support to dynamically detect the presence of the SVPBMT + Adds support to dynamically detect the presence of the Svpbmt ISA-extension (Supervisor-mode: page-based memory types) and enable its usage. @@ -441,7 +441,7 @@ config RISCV_ISA_SVPBMT that indicate the cacheability, idempotency, and ordering properties for access to that page. - The SVPBMT extension is only available on 64Bit cpus. + The Svpbmt extension is only available on 64-bit cpus. If you don't know what to do here, say Y. @@ -491,7 +491,7 @@ config RISCV_ISA_ZICBOZ depends on RISCV_ALTERNATIVE default y help - Enable the use of the ZICBOZ extension (cbo.zero instruction) + Enable the use of the Zicboz extension (cbo.zero instruction) when available. The Zicboz extension is used for faster zeroing of memory.