Thread (12 messages) 12 messages, 3 authors, 2026-02-19

[PATCH -next v9 3/3] nova-core: mm: Select GPU_BUDDY for VRAM allocation

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From: Joel Fernandes <joelagnelf@nvidia.com>
Date: 2026-02-10 23:32:28
Also in: amd-gfx, dri-devel, intel-gfx, intel-xe, linux-doc, lkml, nouveau, rust-for-linux
Subsystem: core driver for nvidia gpus [rust], drm drivers, drm drivers and common infrastructure [rust], the rest · Maintainers: Danilo Krummrich, Alexandre Courbot, David Airlie, Simona Vetter, Alice Ryhl, Linus Torvalds

Revision v9 of 2 in this series.

Revisions (2)
  1. v8 [diff vs current]
  2. v9 current
nova-core will use the GPU buddy allocator for physical VRAM management.
Enable it in Kconfig.

Signed-off-by: Joel Fernandes <joelagnelf@nvidia.com>
---
 drivers/gpu/nova-core/Kconfig | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/nova-core/Kconfig b/drivers/gpu/nova-core/Kconfig
index 527920f9c4d3..6513007bf66f 100644
--- a/drivers/gpu/nova-core/Kconfig
+++ b/drivers/gpu/nova-core/Kconfig
@@ -3,8 +3,9 @@ config NOVA_CORE
 	depends on 64BIT
 	depends on PCI
 	depends on RUST
-	select RUST_FW_LOADER_ABSTRACTIONS
 	select AUXILIARY_BUS
+	select GPU_BUDDY
+	select RUST_FW_LOADER_ABSTRACTIONS
 	default n
 	help
 	  Choose this if you want to build the Nova Core driver for Nvidia
-- 
2.34.1
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