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riscv: Clarify RISCV_ALTERNATIVE help text
authorAndrew Jones <ajones@ventanamicro.com>
Fri, 24 Feb 2023 15:45:56 +0000 (16:45 +0100)
committerPalmer Dabbelt <palmer@rivosinc.com>
Wed, 15 Mar 2023 03:51:20 +0000 (20:51 -0700)
commit099122af4e29efb41e0db6cc2cd5a07278250e4f
tree745810ca4c8e465661a2c411ee8da2919b37e1c8
parentfe15c26ee26efa11741a7b632e9f23b01aca4cc6
riscv: Clarify RISCV_ALTERNATIVE help text

Clarify RISCV_ALTERNATIVE's help text by pointing out that code
patching is not only done at boot time, but also module load time.
Also point out that this is the minimal possible overhead.

Signed-off-by: Andrew Jones <ajones@ventanamicro.com>
Link: https://lore.kernel.org/r/20230224154601.88163-2-ajones@ventanamicro.com
Signed-off-by: Palmer Dabbelt <palmer@rivosinc.com>
arch/riscv/Kconfig