From: Jim MacArthur <jim.macarthur@linaro.org>
To: qemu-devel@nongnu.org
Cc: richard.henderson@linaro.org
Subject: Re: [PATCH v2 1/2] accel/tcg: Allow some address space wraparound during translation
Date: Wed, 23 Sep 2026 14:13:18 +0100 [thread overview]
Message-ID: <arPQbliiJEUKAJ08@linaro.org> (raw)
In-Reply-To: <20260916235158.294901-2-richard.henderson@linaro.org>
On Wed, Sep 16, 2026 at 01:51:57PM -1000, Richard Henderson wrote:
> Allow the two pages of translation to be non-contiguous.
> As long as the target translator wraps pc properly, this
> allows address space wraparound to function correctly.
>
> This avoids an assert on a valid i386 system-mode test case.
>
> Reported-by: Tao Cui <cui.tao@linux.dev>
> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
> ---
> include/exec/translator.h | 3 +++
> accel/tcg/translator.c | 45 ++++++++++++++++++++++++---------------
> 2 files changed, 31 insertions(+), 17 deletions(-)
>
> diff --git a/include/exec/translator.h b/include/exec/translator.h
> index 978dee25add..104e6d4f361 100644
Reviewed-by: Jim MacArthur <jim.macarthur@linaro.org>
next prev parent reply other threads:[~2026-09-23 13:14 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-09-16 23:51 [PATCH v2 0/2] accel/tcg: fix crash on instruction straddling address-space end Richard Henderson
2026-09-16 23:51 ` [PATCH v2 1/2] accel/tcg: Allow some address space wraparound during translation Richard Henderson
2026-09-23 13:13 ` Jim MacArthur [this message]
2026-09-16 23:51 ` [PATCH v2 2/2] tests/tcg/i386/system: Add regression test for translator_ld wraparound Richard Henderson
2026-09-23 11:08 ` Jim MacArthur
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