Messages in this thread | | | Subject | Re: [PATCH] riscv: Fix CPU feature detection with SMP disabled | From | patchwork-bot+linux-riscv@kernel ... | Date | Wed, 09 Aug 2023 14:40:21 +0000 |
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Hello:
This patch was applied to riscv/linux.git (fixes) by Palmer Dabbelt <palmer@rivosinc.com>:
On Wed, 2 Aug 2023 18:26:06 -0700 you wrote: > commit 914d6f44fc50 ("RISC-V: only iterate over possible CPUs in ISA > string parser") changed riscv_fill_hwcap() from iterating over CPU DT > nodes to iterating over logical CPU IDs. Since this function runs long > before cpu_dev_init() creates CPU devices, it hits the fallback path in > of_cpu_device_node_get(), which itself iterates over the DT nodes, > searching for a node with the requested CPU ID. (Incidentally, this > makes riscv_fill_hwcap() now take quadratic time.) > > [...]
Here is the summary with links: - riscv: Fix CPU feature detection with SMP disabled https://git.kernel.org/riscv/c/6514f81e1bd5
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