[PATCH v2 02/19] gpu: nova-core: replace `kernel::c_str!` with C-Strings
From: Tamir Duberstein <hidden>
Date: 2025-08-13 15:59:31
Also in:
dri-devel, linux-block, linux-clk, linux-fsdevel, linux-kselftest, linux-pci, linux-pm, lkml, nouveau, rust-for-linux
Subsystem:
core driver for nvidia gpus [rust], drm 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
C-String literals were added in Rust 1.77. Replace instances of `kernel::c_str!` with C-String literals where possible. Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Reviewed-by: Alice Ryhl <aliceryhl@google.com> Reviewed-by: Benno Lossin <lossin@kernel.org> Acked-by: Danilo Krummrich <dakr@kernel.org> Signed-off-by: Tamir Duberstein <redacted> --- drivers/gpu/drm/nova/driver.rs | 10 +++++----- drivers/gpu/nova-core/driver.rs | 6 +++--- 2 files changed, 8 insertions(+), 8 deletions(-)
diff --git a/drivers/gpu/drm/nova/driver.rs b/drivers/gpu/drm/nova/driver.rs
index b28b2e05cc15..87480ee8dbae 100644
--- a/drivers/gpu/drm/nova/driver.rs
+++ b/drivers/gpu/drm/nova/driver.rs@@ -1,6 +1,6 @@ // SPDX-License-Identifier: GPL-2.0 -use kernel::{auxiliary, c_str, device::Core, drm, drm::gem, drm::ioctl, prelude::*, types::ARef}; +use kernel::{auxiliary, device::Core, drm, drm::gem, drm::ioctl, prelude::*, types::ARef}; use crate::file::File; use crate::gem::NovaObject;
@@ -22,12 +22,12 @@ pub(crate) struct NovaData { major: 0, minor: 0, patchlevel: 0, - name: c_str!("nova"), - desc: c_str!("Nvidia Graphics"), + name: c"nova", + desc: c"Nvidia Graphics", }; -const NOVA_CORE_MODULE_NAME: &CStr = c_str!("NovaCore"); -const AUXILIARY_NAME: &CStr = c_str!("nova-drm"); +const NOVA_CORE_MODULE_NAME: &CStr = c"NovaCore"; +const AUXILIARY_NAME: &CStr = c"nova-drm"; kernel::auxiliary_device_table!( AUX_TABLE,
diff --git a/drivers/gpu/nova-core/driver.rs b/drivers/gpu/nova-core/driver.rs
index 274989ea1fb4..2f1a37be3107 100644
--- a/drivers/gpu/nova-core/driver.rs
+++ b/drivers/gpu/nova-core/driver.rs@@ -1,6 +1,6 @@ // SPDX-License-Identifier: GPL-2.0 -use kernel::{auxiliary, bindings, c_str, device::Core, pci, prelude::*, sizes::SZ_16M, sync::Arc}; +use kernel::{auxiliary, bindings, device::Core, pci, prelude::*, sizes::SZ_16M, sync::Arc}; use crate::gpu::Gpu;
@@ -35,7 +35,7 @@ fn probe(pdev: &pci::Device<Core>, _info: &Self::IdInfo) -> Result<Pin<KBox<Self pdev.set_master(); let bar = Arc::pin_init( - pdev.iomap_region_sized::<BAR0_SIZE>(0, c_str!("nova-core/bar0")), + pdev.iomap_region_sized::<BAR0_SIZE>(0, c"nova-core/bar0"), GFP_KERNEL, )?;
@@ -44,7 +44,7 @@ fn probe(pdev: &pci::Device<Core>, _info: &Self::IdInfo) -> Result<Pin<KBox<Self gpu <- Gpu::new(pdev, bar)?, _reg: auxiliary::Registration::new( pdev.as_ref(), - c_str!("nova-drm"), + c"nova-drm", 0, // TODO[XARR]: Once it lands, use XArray; for now we don't use the ID. crate::MODULE_NAME )?,
--
2.50.1