From: Timur Tabi <ttabi@nvidia.com>
To: Zhi Wang <zhiw@nvidia.com>, "dakr@kernel.org" <dakr@kernel.org>,
Alexandre Courbot <acourbot@nvidia.com>
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Subject: Re: [PATCH v3 07/31] gpu: nova-core: vgpu: reserve the 48-VM WPR2 heap
Date: Thu, 1 Oct 2026 21:11:00 +0000 [thread overview]
Message-ID: <538203f1d7ec5963d57319a32a8e24476c08bd82.camel@nvidia.com> (raw)
In-Reply-To: <e6334d750c07fef971f48f517449fc8d70be75b3.1790580105.git.zhiw@nvidia.com>
On Mon, 2026-09-28 at 13:28 +0300, Zhi Wang wrote:
>
> /// Returns the WPR heap size to reserve when vGPU is enabled.
> - pub(crate) fn vgpu_wpr_heap_size() -> u64 {
> - u64::from(bindings::GSP_FW_HEAP_SIZE_VGPU_DEFAULT)
> + pub(crate) fn vgpu_wpr_heap_size(total_vfs: u16) -> u64 {
> + u64::from(match total_vfs {
> + 2..=32 => bindings::GSP_FW_HEAP_SIZE_VGPU_DEFAULT,
> + _ => r000_00::GSP_FW_HEAP_SIZE_VGPU_48VMS,
> + })
What about if total_vfs is 1? Shouldn't you also have:
1 => GSP_FW_HEAP_SIZE_VGPU_1VM,
next prev parent reply other threads:[~2026-10-01 21:11 UTC|newest]
Thread overview: 33+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-09-28 10:28 [PATCH v3 00/31] Introduce NVIDIA vGPU manager Zhi Wang
2026-09-28 10:28 ` [PATCH v3 01/31] gpu: nova-core: gsp: pass boot context through setup helpers Zhi Wang
2026-09-28 10:28 ` [PATCH v3 02/31] gpu: nova-core: gsp: decouple boot context from VgpuManager Zhi Wang
2026-09-28 10:28 ` [PATCH v3 03/31] gpu: nova-core: vgpu: detect boot state independently Zhi Wang
2026-09-28 10:28 ` [PATCH v3 04/31] gpu: nova-core: gpu: add a channel ID pool for vGPU Zhi Wang
2026-09-28 10:28 ` [PATCH v3 05/31] gpu: nova-core: gsp: decode the FIFO engine table Zhi Wang
2026-09-28 10:28 ` [PATCH v3 06/31] gpu: nova-core: vgpu: initialize runtime parameters after GSP boot Zhi Wang
2026-09-28 10:28 ` [PATCH v3 07/31] gpu: nova-core: vgpu: reserve the 48-VM WPR2 heap Zhi Wang
2026-10-01 21:11 ` Timur Tabi [this message]
2026-09-28 10:28 ` [PATCH v3 08/31] gpu: nova-core: mm: borrow BarUser for temporary BAR1 access Zhi Wang
2026-09-28 10:28 ` [PATCH v3 09/31] gpu: nova-core: mm: add VramBlock Zhi Wang
2026-09-28 10:28 ` [PATCH v3 10/31] gpu: nova-core: mm: add VramRegion Zhi Wang
2026-09-28 10:28 ` [PATCH v3 11/31] gpu: nova-core: mm: add BarMapping Zhi Wang
2026-09-28 10:28 ` [PATCH v3 12/31] gpu: nova-core: gsp: add synchronous GMC transactions Zhi Wang
2026-09-28 10:28 ` [PATCH v3 13/31] gpu: nova-core: gsp: wait for GMC completion events Zhi Wang
2026-09-28 10:28 ` [PATCH v3 14/31] gpu: nova-core: vgpu: add r000 plugin bindings Zhi Wang
2026-09-28 10:28 ` [PATCH v3 15/31] gpu: nova-core: vgpu: add VRAM slot allocator Zhi Wang
2026-09-28 10:28 ` [PATCH v3 16/31] gpu: nova-core: gsp: factor out NVKV payload conversion Zhi Wang
2026-09-28 10:28 ` [PATCH v3 17/31] gpu: nova-core: vgpu: query VF assignments and properties Zhi Wang
2026-09-28 10:28 ` [PATCH v3 18/31] gpu: nova-core: vgpu: add instance create/destroy Zhi Wang
2026-09-28 10:28 ` [PATCH v3 19/31] gpu: nova-core: vgpu: encode vGPU boot requests Zhi Wang
2026-09-28 10:28 ` [PATCH v3 20/31] gpu: nova-core: vgpu: add GSP plugin communication buffers Zhi Wang
2026-09-28 10:28 ` [PATCH v3 21/31] gpu: nova-core: vgpu: add instance boot Zhi Wang
2026-09-28 10:28 ` [PATCH v3 22/31] gpu: nova-core: vgpu: add instance shutdown Zhi Wang
2026-09-28 10:28 ` [PATCH v3 23/31] gpu: nova-core: vgpu: initialize GSP plugin RPC buffers Zhi Wang
2026-09-28 10:28 ` [PATCH v3 24/31] gpu: nova-core: vgpu: add GSP plugin RPC transactions Zhi Wang
2026-09-28 10:28 ` [PATCH v3 25/31] gpu: nova-core: vgpu: negotiate the GSP plugin RPC version Zhi Wang
2026-09-28 10:28 ` [PATCH v3 26/31] gpu: nova-core: vgpu: send GSP plugin configuration parameters Zhi Wang
2026-09-28 10:28 ` [PATCH v3 27/31] gpu: nova-core: vgpu: update the GSP plugin BME state Zhi Wang
2026-09-28 10:28 ` [PATCH v3 28/31] gpu: nova-core: vgpu: add CeUtils commands Zhi Wang
2026-09-28 10:28 ` [PATCH v3 29/31] gpu: nova-core: vgpu: scrub guest VRAM with CeUtils Zhi Wang
2026-09-28 10:28 ` [PATCH v3 30/31] gpu: nova-core: vgpu: export plugin log buffers via debugfs Zhi Wang
2026-09-28 10:28 ` [PATCH v3 31/31] gpu: nova-core: vgpu: introduce SR-IOV PF APIs Zhi Wang
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