[PATCH] perf symbol: Add RISCV case in get_plt_sizes

[Namhyung Kim]

On Tue, 17 Mar 2026 11:48:47 +0800, cp0613 at linux.alibaba.com wrote:

> According to RISC-V psABI specification, the PLT (Program Linkage Table)
> has the following layout:
> - The first PLT entry occupies two 16-byte entries (32 bytes total)
> - Subsequent PLT entries take up 16 bytes each
> 
> This aligns with the binutils-gdb implementation which defines the same
> PLT sizes for RISC-V architecture.
> 
> [...]

Applied to perf-tools-next, thanks!

Best regards,
Namhyung