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From: Magnus Kulke <magnuskulke@linux.microsoft.com>
To: "Doru Blânzeanu" <dblanzeanu@linux.microsoft.com>
Cc: qemu-devel@nongnu.org, Wei Liu <wei.liu@kernel.org>
Subject: Re: [PATCH 1/1] target/i386/mshv: fix read/write memory across the page boundary
Date: Fri, 10 Apr 2026 16:52:09 +0200	[thread overview]
Message-ID: <adkOmWTzYdnBpp7g@example.com> (raw)
In-Reply-To: <20260409175334.181249-2-dblanzeanu@linux.microsoft.com>

On Thu, Apr 09, 2026 at 08:53:34PM +0300, Doru Blânzeanu wrote:
> Previously, read_memory and write_memory performed a single GVA-to-GPA
> translation for the entire buffer. If the buffer spanned a page
> boundary, the translated GPA was only valid for the first page, causing
> incorrect reads/writes for the remainder.
> 
> Fix both functions to loop over pages, translating and accessing each
> page-aligned chunk separately.
> 
> Signed-off-by: Doru Blânzeanu <dblanzeanu@linux.microsoft.com>

Thanks, looks good. Confirmed with tests that the issue is resolved.

Reviewed-by: Magnus Kulke <magnuskulke@linux.microsoft.com>


  parent reply	other threads:[~2026-04-10 14:53 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-04-09 17:53 [PATCH 0/1] target/i386/mshv: fix read and write memory across the page boundary Doru Blânzeanu
2026-04-09 17:53 ` [PATCH 1/1] target/i386/mshv: fix read/write " Doru Blânzeanu
2026-04-09 23:38   ` Mohamed Mediouni
2026-04-10 14:52   ` Magnus Kulke [this message]
2026-04-13 11:57   ` Magnus Kulke

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