Hello:
This patch was applied to riscv/linux.git (for-next)
by Palmer Dabbelt <palmer@xxxxxxxxxxxx>:
On Mon, 6 Nov 2023 15:24:39 -0800 you wrote:
> In /proc/cpuinfo, most of the information we show for each processor is
> specific to that hart: marchid, mvendorid, mimpid, processor, hart,
> compatible, and the mmu size. But the ISA string gets filtered through a
> lowest common denominator mask, so that if one CPU is missing an ISA
> extension, no CPUs will show it.
>
> Now that we track the ISA extensions for each hart, let's report ISA
> extension info accurately per-hart in /proc/cpuinfo. We cannot change
> the "isa:" line, as usermode may be relying on that line to show only
> the common set of extensions supported across all harts. Add a new "hart
> isa" line instead, which reports the true set of extensions for that
> hart.
>
> [...]
Here is the summary with links:
- [v6] RISC-V: Show accurate per-hart isa in /proc/cpuinfo
https://git.kernel.org/riscv/c/d3d2cf1acab1
You are awesome, thank you!
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