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From: Richard Henderson <richard.henderson@linaro.org>
To: "Alex Bennée" <alex.bennee@linaro.org>,
	"Helge Deller" <deller@kernel.org>
Cc: qemu-devel@nongnu.org, linux-parisc@vger.kernel.org
Subject: Re: {PATCH] accel/tcg: Fix CPU specific unaligned behaviour
Date: Sat, 5 Oct 2024 09:55:47 -0700	[thread overview]
Message-ID: <9bfbfa32-9e23-48c6-8386-a611898ef306@linaro.org> (raw)
In-Reply-To: <c05823ff-47dd-40b1-a363-0c4b9cb47713@linaro.org>

On 10/4/24 07:24, Richard Henderson wrote:
> I was hoping for a reorg of the target hooks that could allow the target to see 
> misalignment and permission check simultaneously, then the target chooses the order in 
> which the two faults are presented.  Given how complicated tlb_fill is though, I don't see 
> that being an easy job.
> 
> I'll play around with something and report back.
Careful review of exception priorities shows that this cannot be done without expanding 
tlb_fill, because of how the alignment fault must be prioritized in between other faults.


r~


      reply	other threads:[~2024-10-05 16:56 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-10-02  2:37 {PATCH] accel/tcg: Fix CPU specific unaligned behaviour Helge Deller
2024-10-02 15:35 ` Alex Bennée
2024-10-02 15:47   ` Peter Maydell
2024-10-02 17:25     ` Alex Bennée
2024-10-02 19:38     ` Helge Deller
2024-10-03 23:08     ` Richard Henderson
2024-10-04 14:24   ` Richard Henderson
2024-10-05 16:55     ` Richard Henderson [this message]

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