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From: Tvrtko Ursulin <tvrtko.ursulin@igalia.com>
To: David Francis <David.Francis@amd.com>, criu@lists.linux.dev
Subject: Re: [PATCH 1/3] plugin/amdgpu: Add plugin to inventory even if there are no vmas
Date: Fri, 10 Apr 2026 16:46:44 +0100	[thread overview]
Message-ID: <fa5ca9ff-aef0-47cc-9ba7-e5b5aabe410a@igalia.com> (raw)
In-Reply-To: <20260410144509.738903-2-David.Francis@amd.com>


On 10/04/2026 15:45, David Francis wrote:
> The amdgpu plugin is added to the plugin inventory as the first
> vma map is dumped. But it's completely possible for a process to
> have driver files open but no vma maps. In this case, we still
> will need the plugin on restore.
> 
> Add the plugin to the inventory whenever a device file is dumped.
> 
> Signed-off-by: David Francis <David.Francis@amd.com>
> ---
>   plugins/amdgpu/amdgpu_plugin.c | 18 ++++++++++++++++++
>   1 file changed, 18 insertions(+)
> 
> diff --git a/plugins/amdgpu/amdgpu_plugin.c b/plugins/amdgpu/amdgpu_plugin.c
> index e3ba0de64..89ab10dac 100644
> --- a/plugins/amdgpu/amdgpu_plugin.c
> +++ b/plugins/amdgpu/amdgpu_plugin.c
> @@ -1439,6 +1439,15 @@ int amdgpu_plugin_dump_file(int fd, int id)
>   		if (ret)
>   			return ret;
>   
> +		if (!plugin_added_to_inventory) {
> +			ret = add_inventory_plugin(CR_PLUGIN_DESC.name);
> +			if (ret) {
> +				pr_err("Failed to add AMDGPU plugin to inventory image\n");
> +				return ret;
> +			}
> +			plugin_added_to_inventory = true;
> +		}
> +
>   		ret = record_dumped_fd(fd, true);
>   		if (ret)
>   			return ret;
> @@ -1543,6 +1552,15 @@ int amdgpu_plugin_dump_file(int fd, int id)
>   	if (ret)
>   		goto exit;
>   
> +	if (!plugin_added_to_inventory) {
> +		ret = add_inventory_plugin(CR_PLUGIN_DESC.name);
> +		if (ret) {
> +			pr_err("Failed to add AMDGPU plugin to inventory image\n");
> +			goto exit;
> +		}
> +		plugin_added_to_inventory = true;
> +	}
> +
>   exit:
>   	xfree((void *)args.devices);
>   	xfree((void *)args.bos);

This is very similar to the patch I submitted and you reviewed. Just so 
happens I have to rebase since when I collected all r-b's the series 
does not apply any longer. I don't mind hugely if you take authorship 
but some sort of a acknowledgement tag would have been nice.

Regards,

Tvrtko


  reply	other threads:[~2026-04-10 15:46 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-04-10 14:45 [PATCH 0/3] Patches to allow amdgpu restore without kfd file David Francis
2026-04-10 14:45 ` [PATCH 1/3] plugin/amdgpu: Add plugin to inventory even if there are no vmas David Francis
2026-04-10 15:46   ` Tvrtko Ursulin [this message]
2026-04-10 16:15     ` Francis, David
2026-04-10 14:45 ` [PATCH 2/3] plugin/amdgpu: Add topology dump file David Francis
2026-04-16 14:54   ` Tvrtko Ursulin
2026-04-16 18:26     ` Francis, David
2026-04-17  9:07       ` Tvrtko Ursulin
2026-04-17 13:21         ` Francis, David
2026-04-22 13:58           ` Tvrtko Ursulin
2026-04-10 14:45 ` [PATCH 3/3] plugins/amdgpu: Make next_fd without kfd David Francis
2026-04-10 15:42 ` [PATCH 0/3] Patches to allow amdgpu restore without kfd file Tvrtko Ursulin
2026-04-10 15:46   ` Francis, David
2026-04-10 16:04     ` Tvrtko Ursulin
2026-04-10 16:12       ` Francis, David

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