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From: Gavin Shan <gshan@redhat.com>
To: "Michael S. Tsirkin" <mst@redhat.com>
Cc: qemu-arm@nongnu.org, qemu-devel@nongnu.org, peterx@redhat.com,
	alex@shazbot.org, richard.henderson@linaro.org,
	peter.maydell@linaro.org, berrange@redhat.com,
	philmd@oss.qualcomm.com, philmd@mailo.com, david@kernel.org,
	clg@redhat.com, pbonzini@redhat.com, phrdina@redhat.com,
	jugraham@redhat.com, liugang24219@sangfor.com.cn,
	dinghui@sangfor.com.cn, shan.gavin@gmail.com
Subject: Re: [PATCH v3 0/2] system/memory: Make ram device region directly accessible
Date: Tue, 16 Jun 2026 15:43:39 +1000	[thread overview]
Message-ID: <72af3afa-c4da-4060-b039-bf732ef4f4e5@redhat.com> (raw)
In-Reply-To: <20260616013359-mutt-send-email-mst@kernel.org>


On 6/16/26 3:36 PM, Michael S. Tsirkin wrote:
> On Tue, Jun 16, 2026 at 03:25:50PM +1000, Gavin Shan wrote:
>> All ram device regions was turned to be indirectly accessible by commit
>> 4a2e242bbb ("memory: Don't use memcpy for ram_device regions").
> 
> 
> What is missing here is the list of issues around
> direct ram access and how we are solving them.
> 

Sorry that I saw your request for the inclusion after v3 series was
posted. They have been appended to the thread as a reply.

Thanks,
Gavin

> Thanks,



  reply	other threads:[~2026-06-16  5:44 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-06-16  5:25 [PATCH v3 0/2] system/memory: Make ram device region directly accessible Gavin Shan
2026-06-16  5:25 ` [PATCH v3 1/2] system/memory: Use qemu_ram_{copy, move}() in ram device region accessors Gavin Shan
2026-06-16  6:17   ` Michael S. Tsirkin
2026-06-16  7:15     ` Gavin Shan
2026-06-16  9:51       ` Michael S. Tsirkin
2026-06-16 12:50         ` Ding Hui
2026-06-16  5:25 ` [PATCH v3 2/2] system/memory: Make ram device region directly accessible Gavin Shan
2026-06-16  5:36 ` [PATCH v3 0/2] " Michael S. Tsirkin
2026-06-16  5:43   ` Gavin Shan [this message]
2026-06-16  5:40 ` Gavin Shan
2026-06-16  5:44   ` Michael S. Tsirkin

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