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Re: [PATCH v6 14/18] accel/tcg: Inline tb_flush_jmp_cache
From: |
Alex Bennée |
Subject: |
Re: [PATCH v6 14/18] accel/tcg: Inline tb_flush_jmp_cache |
Date: |
Mon, 03 Oct 2022 13:51:04 +0100 |
User-agent: |
mu4e 1.9.0; emacs 28.2.50 |
Richard Henderson <richard.henderson@linaro.org> writes:
> This function has two users, who use it incompatibly.
> In tlb_flush_page_by_mmuidx_async_0, when flushing a
> single page, we need to flush exactly two pages.
> In tlb_flush_range_by_mmuidx_async_0, when flushing a
> range of pages, we need to flush N+1 pages.
>
> This avoids double-flushing of jmp cache pages in a range.
>
> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
--
Alex Bennée
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