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 Reviewed-by: Alice Ryhl Reviewed-by: Benno Lossin Signed-off-by: Tamir Duberstein --- drivers/net/phy/ax88796b_rust.rs | 7 +++---- drivers/net/phy/qt2025.rs | 5 ++--- 2 files changed, 5 insertions(+), 7 deletions(-) diff --git a/drivers/net/phy/ax88796b_rust.rs b/drivers/net/phy/ax88796b_rust.rs index bc73ebccc2aa..2d24628a4e58 100644 --- a/drivers/net/phy/ax88796b_rust.rs +++ b/drivers/net/phy/ax88796b_rust.rs @@ -5,7 +5,6 @@ //! //! C version of this driver: [`drivers/net/phy/ax88796b.c`](./ax88796b.c) use kernel::{ - c_str, net::phy::{self, reg::C22, DeviceId, Driver}, prelude::*, uapi, @@ -41,7 +40,7 @@ fn asix_soft_reset(dev: &mut phy::Device) -> Result { #[vtable] impl Driver for PhyAX88772A { const FLAGS: u32 = phy::flags::IS_INTERNAL; - const NAME: &'static CStr = c_str!("Asix Electronics AX88772A"); + const NAME: &'static CStr = c"Asix Electronics AX88772A"; const PHY_DEVICE_ID: DeviceId = DeviceId::new_with_exact_mask(0x003b1861); // AX88772A is not working properly with some old switches (NETGEAR EN 108TP): @@ -105,7 +104,7 @@ fn link_change_notify(dev: &mut phy::Device) { #[vtable] impl Driver for PhyAX88772C { const FLAGS: u32 = phy::flags::IS_INTERNAL; - const NAME: &'static CStr = c_str!("Asix Electronics AX88772C"); + const NAME: &'static CStr = c"Asix Electronics AX88772C"; const PHY_DEVICE_ID: DeviceId = DeviceId::new_with_exact_mask(0x003b1881); fn suspend(dev: &mut phy::Device) -> Result { @@ -125,7 +124,7 @@ fn soft_reset(dev: &mut phy::Device) -> Result { #[vtable] impl Driver for PhyAX88796B { - const NAME: &'static CStr = c_str!("Asix Electronics AX88796B"); + const NAME: &'static CStr = c"Asix Electronics AX88796B"; const PHY_DEVICE_ID: DeviceId = DeviceId::new_with_model_mask(0x003b1841); fn soft_reset(dev: &mut phy::Device) -> Result { diff --git a/drivers/net/phy/qt2025.rs b/drivers/net/phy/qt2025.rs index 0b9400dcb4c1..9ccc75f70219 100644 --- a/drivers/net/phy/qt2025.rs +++ b/drivers/net/phy/qt2025.rs @@ -9,7 +9,6 @@ //! //! The QT2025 PHY integrates an Intel 8051 micro-controller. -use kernel::c_str; use kernel::error::code; use kernel::firmware::Firmware; use kernel::net::phy::{ @@ -36,7 +35,7 @@ #[vtable] impl Driver for PhyQT2025 { - const NAME: &'static CStr = c_str!("QT2025 10Gpbs SFP+"); + const NAME: &'static CStr = c"QT2025 10Gpbs SFP+"; const PHY_DEVICE_ID: phy::DeviceId = phy::DeviceId::new_with_exact_mask(0x0043a400); fn probe(dev: &mut phy::Device) -> Result<()> { @@ -69,7 +68,7 @@ fn probe(dev: &mut phy::Device) -> Result<()> { // The micro-controller will start running from the boot ROM. dev.write(C45::new(Mmd::PCS, 0xe854), 0x00c0)?; - let fw = Firmware::request(c_str!("qt2025-2.0.3.3.fw"), dev.as_ref())?; + let fw = Firmware::request(c"qt2025-2.0.3.3.fw", dev.as_ref())?; if fw.data().len() > SZ_16K + SZ_8K { return Err(code::EFBIG); } -- 2.51.0 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 Reviewed-by: Alice Ryhl Reviewed-by: Benno Lossin Acked-by: Danilo Krummrich Reviewed-by: Alexandre Courbot Signed-off-by: Tamir Duberstein --- 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, _info: &Self::IdInfo) -> Result(0, c_str!("nova-core/bar0")), + pdev.iomap_region_sized::(0, c"nova-core/bar0"), GFP_KERNEL, )?; @@ -44,7 +44,7 @@ fn probe(pdev: &pci::Device, _info: &Self::IdInfo) -> Result Reviewed-by: Alice Ryhl Reviewed-by: Benno Lossin Acked-by: Danilo Krummrich Signed-off-by: Tamir Duberstein --- samples/rust/rust_driver_auxiliary.rs | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/samples/rust/rust_driver_auxiliary.rs b/samples/rust/rust_driver_auxiliary.rs index f2a820683fc3..7c916eb11b64 100644 --- a/samples/rust/rust_driver_auxiliary.rs +++ b/samples/rust/rust_driver_auxiliary.rs @@ -5,13 +5,13 @@ //! To make this driver probe, QEMU must be run with `-device pci-testdev`. use kernel::{ - auxiliary, bindings, c_str, device::Core, driver, error::Error, pci, prelude::*, InPlaceModule, + auxiliary, bindings, device::Core, driver, error::Error, pci, prelude::*, InPlaceModule, }; use pin_init::PinInit; const MODULE_NAME: &CStr = ::NAME; -const AUXILIARY_NAME: &CStr = c_str!("auxiliary"); +const AUXILIARY_NAME: &CStr = c"auxiliary"; struct AuxiliaryDriver; -- 2.51.0 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 Reviewed-by: Alice Ryhl Reviewed-by: Benno Lossin Acked-by: Stephen Boyd Acked-by: Viresh Kumar Signed-off-by: Tamir Duberstein --- rust/kernel/clk.rs | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) diff --git a/rust/kernel/clk.rs b/rust/kernel/clk.rs index 1e6c8c42fb3a..09469277e95b 100644 --- a/rust/kernel/clk.rs +++ b/rust/kernel/clk.rs @@ -104,13 +104,12 @@ mod common_clk { /// The following example demonstrates how to obtain and configure a clock for a device. /// /// ``` - /// use kernel::c_str; /// use kernel::clk::{Clk, Hertz}; /// use kernel::device::Device; /// use kernel::error::Result; /// /// fn configure_clk(dev: &Device) -> Result { - /// let clk = Clk::get(dev, Some(c_str!("apb_clk")))?; + /// let clk = Clk::get(dev, Some(c"apb_clk"))?; /// /// clk.prepare_enable()?; /// @@ -272,13 +271,12 @@ fn drop(&mut self) { /// device. The code functions correctly whether or not the clock is available. /// /// ``` - /// use kernel::c_str; /// use kernel::clk::{OptionalClk, Hertz}; /// use kernel::device::Device; /// use kernel::error::Result; /// /// fn configure_clk(dev: &Device) -> Result { - /// let clk = OptionalClk::get(dev, Some(c_str!("apb_clk")))?; + /// let clk = OptionalClk::get(dev, Some(c"apb_clk"))?; /// /// clk.prepare_enable()?; /// -- 2.51.0 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 Reviewed-by: Alice Ryhl Reviewed-by: Benno Lossin Signed-off-by: Tamir Duberstein Acked-by: Andreas Hindborg --- rust/kernel/configfs.rs | 9 +++++---- samples/rust/rust_configfs.rs | 5 ++--- 2 files changed, 7 insertions(+), 7 deletions(-) diff --git a/rust/kernel/configfs.rs b/rust/kernel/configfs.rs index 9fb5ef825e41..69bb1fb53543 100644 --- a/rust/kernel/configfs.rs +++ b/rust/kernel/configfs.rs @@ -21,7 +21,6 @@ //! //! ```ignore //! use kernel::alloc::flags; -//! use kernel::c_str; //! use kernel::configfs_attrs; //! use kernel::configfs; //! use kernel::new_mutex; @@ -50,7 +49,7 @@ //! //! try_pin_init!(Self { //! config <- configfs::Subsystem::new( -//! c_str!("rust_configfs"), item_type, Configuration::new() +//! c"rust_configfs", item_type, Configuration::new() //! ), //! }) //! } @@ -66,7 +65,7 @@ //! impl Configuration { //! fn new() -> impl PinInit { //! try_pin_init!(Self { -//! message: c_str!("Hello World\n"), +//! message: c"Hello World\n", //! bar <- new_mutex!((KBox::new([0; PAGE_SIZE], flags::GFP_KERNEL)?, 0)), //! }) //! } @@ -1000,7 +999,9 @@ macro_rules! configfs_attrs { static [< $data:upper _ $name:upper _ATTR >]: $crate::configfs::Attribute<$attr, $data, $data> = unsafe { - $crate::configfs::Attribute::new(c_str!(::core::stringify!($name))) + $crate::configfs::Attribute::new( + $crate::c_str!(::core::stringify!($name)), + ) }; )* diff --git a/samples/rust/rust_configfs.rs b/samples/rust/rust_configfs.rs index 5005453f874d..ea84c23b784b 100644 --- a/samples/rust/rust_configfs.rs +++ b/samples/rust/rust_configfs.rs @@ -3,7 +3,6 @@ //! Rust configfs sample. use kernel::alloc::flags; -use kernel::c_str; use kernel::configfs; use kernel::configfs_attrs; use kernel::new_mutex; @@ -35,7 +34,7 @@ struct Configuration { impl Configuration { fn new() -> impl PinInit { try_pin_init!(Self { - message: c_str!("Hello World\n"), + message: c"Hello World\n", bar <- new_mutex!((KBox::new([0; PAGE_SIZE], flags::GFP_KERNEL)?, 0)), }) } @@ -61,7 +60,7 @@ fn init(_module: &'static ThisModule) -> impl PinInit { try_pin_init!(Self { config <- configfs::Subsystem::new( - c_str!("rust_configfs"), item_type, Configuration::new() + c"rust_configfs", item_type, Configuration::new() ), }) } -- 2.51.0 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 Reviewed-by: Alice Ryhl Reviewed-by: Benno Lossin Acked-by: Viresh Kumar Signed-off-by: Tamir Duberstein --- drivers/cpufreq/rcpufreq_dt.rs | 5 ++--- rust/kernel/cpufreq.rs | 3 +-- 2 files changed, 3 insertions(+), 5 deletions(-) diff --git a/drivers/cpufreq/rcpufreq_dt.rs b/drivers/cpufreq/rcpufreq_dt.rs index 7e1fbf9a091f..1120a8f5edd7 100644 --- a/drivers/cpufreq/rcpufreq_dt.rs +++ b/drivers/cpufreq/rcpufreq_dt.rs @@ -3,7 +3,6 @@ //! Rust based implementation of the cpufreq-dt driver. use kernel::{ - c_str, clk::Clk, cpu, cpufreq, cpumask::CpumaskVar, @@ -56,7 +55,7 @@ impl opp::ConfigOps for CPUFreqDTDriver {} #[vtable] impl cpufreq::Driver for CPUFreqDTDriver { - const NAME: &'static CStr = c_str!("cpufreq-dt"); + const NAME: &'static CStr = c"cpufreq-dt"; const FLAGS: u16 = cpufreq::flags::NEED_INITIAL_FREQ_CHECK | cpufreq::flags::IS_COOLING_DEV; const BOOST_ENABLED: bool = true; @@ -201,7 +200,7 @@ fn register_em(policy: &mut cpufreq::Policy) { OF_TABLE, MODULE_OF_TABLE, ::IdInfo, - [(of::DeviceId::new(c_str!("operating-points-v2")), ())] + [(of::DeviceId::new(c"operating-points-v2"), ())] ); impl platform::Driver for CPUFreqDTDriver { diff --git a/rust/kernel/cpufreq.rs b/rust/kernel/cpufreq.rs index 86c02e81729e..43ecdc56cb59 100644 --- a/rust/kernel/cpufreq.rs +++ b/rust/kernel/cpufreq.rs @@ -840,7 +840,6 @@ fn register_em(_policy: &mut Policy) { /// ``` /// use kernel::{ /// cpufreq, -/// c_str, /// device::{Core, Device}, /// macros::vtable, /// of, platform, @@ -853,7 +852,7 @@ fn register_em(_policy: &mut Policy) { /// /// #[vtable] /// impl cpufreq::Driver for SampleDriver { -/// const NAME: &'static CStr = c_str!("cpufreq-sample"); +/// const NAME: &'static CStr = c"cpufreq-sample"; /// const FLAGS: u16 = cpufreq::flags::NEED_INITIAL_FREQ_CHECK | cpufreq::flags::IS_COOLING_DEV; /// const BOOST_ENABLED: bool = true; /// -- 2.51.0 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 Reviewed-by: Alice Ryhl Reviewed-by: Benno Lossin Acked-by: Danilo Krummrich Signed-off-by: Tamir Duberstein --- rust/kernel/device.rs | 4 +--- rust/kernel/device/property.rs | 6 +++--- 2 files changed, 4 insertions(+), 6 deletions(-) diff --git a/rust/kernel/device.rs b/rust/kernel/device.rs index f3718da11871..242286162c8b 100644 --- a/rust/kernel/device.rs +++ b/rust/kernel/device.rs @@ -10,8 +10,6 @@ }; use core::{marker::PhantomData, ptr}; -#[cfg(CONFIG_PRINTK)] -use crate::c_str; use crate::str::CStrExt as _; pub mod property; @@ -378,7 +376,7 @@ unsafe fn printk(&self, klevel: &[u8], msg: fmt::Arguments<'_>) { bindings::_dev_printk( klevel.as_ptr().cast::(), self.as_raw(), - c_str!("%pA").as_char_ptr(), + c"%pA".as_char_ptr(), core::ptr::from_ref(&msg).cast::(), ) }; diff --git a/rust/kernel/device/property.rs b/rust/kernel/device/property.rs index 3a332a8c53a9..3eb3f36d66d0 100644 --- a/rust/kernel/device/property.rs +++ b/rust/kernel/device/property.rs @@ -178,11 +178,11 @@ pub fn property_count_elem(&self, name: &CStr) -> Result /// # Examples /// /// ``` - /// # use kernel::{c_str, device::{Device, property::FwNode}, str::CString}; + /// # use kernel::{device::{Device, property::FwNode}, str::CString}; /// fn examples(dev: &Device) -> Result { /// let fwnode = dev.fwnode().ok_or(ENOENT)?; - /// let b: u32 = fwnode.property_read(c_str!("some-number")).required_by(dev)?; - /// if let Some(s) = fwnode.property_read::(c_str!("some-str")).optional() { + /// let b: u32 = fwnode.property_read(c"some-number").required_by(dev)?; + /// if let Some(s) = fwnode.property_read::(c"some-str").optional() { /// // ... /// } /// Ok(()) -- 2.51.0 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 Reviewed-by: Alice Ryhl Reviewed-by: Benno Lossin Acked-by: Danilo Krummrich Signed-off-by: Tamir Duberstein --- rust/kernel/firmware.rs | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/rust/kernel/firmware.rs b/rust/kernel/firmware.rs index 376e7e77453f..71168d8004e2 100644 --- a/rust/kernel/firmware.rs +++ b/rust/kernel/firmware.rs @@ -51,13 +51,13 @@ fn request_nowarn() -> Self { /// # Examples /// /// ```no_run -/// # use kernel::{c_str, device::Device, firmware::Firmware}; +/// # use kernel::{device::Device, firmware::Firmware}; /// /// # fn no_run() -> Result<(), Error> { /// # // SAFETY: *NOT* safe, just for the example to get an `ARef` instance /// # let dev = unsafe { Device::get_device(core::ptr::null_mut()) }; /// -/// let fw = Firmware::request(c_str!("path/to/firmware.bin"), &dev)?; +/// let fw = Firmware::request(c"path/to/firmware.bin", &dev)?; /// let blob = fw.data(); /// /// # Ok(()) @@ -204,7 +204,7 @@ macro_rules! module_firmware { ($($builder:tt)*) => { const _: () = { const __MODULE_FIRMWARE_PREFIX: &'static $crate::str::CStr = if cfg!(MODULE) { - $crate::c_str!("") + c"" } else { ::NAME }; -- 2.51.0 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 Reviewed-by: Alice Ryhl Reviewed-by: Benno Lossin Signed-off-by: Tamir Duberstein --- rust/kernel/kunit.rs | 11 ++++------- rust/macros/kunit.rs | 10 +++++----- scripts/rustdoc_test_gen.rs | 4 ++-- 3 files changed, 11 insertions(+), 14 deletions(-) diff --git a/rust/kernel/kunit.rs b/rust/kernel/kunit.rs index 3a43886cc14e..6223a5ac801c 100644 --- a/rust/kernel/kunit.rs +++ b/rust/kernel/kunit.rs @@ -9,9 +9,6 @@ use crate::fmt; use crate::prelude::*; -#[cfg(CONFIG_PRINTK)] -use crate::c_str; - /// Prints a KUnit error-level message. /// /// Public but hidden since it should only be used from KUnit generated code. @@ -22,7 +19,7 @@ pub fn err(args: fmt::Arguments<'_>) { #[cfg(CONFIG_PRINTK)] unsafe { bindings::_printk( - c_str!("\x013%pA").as_char_ptr(), + c"\x013%pA".as_char_ptr(), core::ptr::from_ref(&args).cast::(), ); } @@ -38,7 +35,7 @@ pub fn info(args: fmt::Arguments<'_>) { #[cfg(CONFIG_PRINTK)] unsafe { bindings::_printk( - c_str!("\x016%pA").as_char_ptr(), + c"\x016%pA".as_char_ptr(), core::ptr::from_ref(&args).cast::(), ); } @@ -60,7 +57,7 @@ macro_rules! kunit_assert { break 'out; } - static FILE: &'static $crate::str::CStr = $crate::c_str!($file); + static FILE: &'static $crate::str::CStr = $file; static LINE: i32 = ::core::line!() as i32 - $diff; static CONDITION: &'static $crate::str::CStr = $crate::c_str!(stringify!($condition)); @@ -249,7 +246,7 @@ pub const fn kunit_case_null() -> kernel::bindings::kunit_case { /// } /// /// static mut KUNIT_TEST_CASES: [kernel::bindings::kunit_case; 2] = [ -/// kernel::kunit::kunit_case(kernel::c_str!("name"), test_fn), +/// kernel::kunit::kunit_case(c"name", test_fn), /// kernel::kunit::kunit_case_null(), /// ]; /// kernel::kunit_unsafe_test_suite!(suite_name, KUNIT_TEST_CASES); diff --git a/rust/macros/kunit.rs b/rust/macros/kunit.rs index 81d18149a0cc..c64df1a01b9d 100644 --- a/rust/macros/kunit.rs +++ b/rust/macros/kunit.rs @@ -89,8 +89,8 @@ pub(crate) fn kunit_tests(attr: TokenStream, ts: TokenStream) -> TokenStream { // unsafe extern "C" fn kunit_rust_wrapper_bar(_test: *mut ::kernel::bindings::kunit) { bar(); } // // static mut TEST_CASES: [::kernel::bindings::kunit_case; 3] = [ - // ::kernel::kunit::kunit_case(::kernel::c_str!("foo"), kunit_rust_wrapper_foo), - // ::kernel::kunit::kunit_case(::kernel::c_str!("bar"), kunit_rust_wrapper_bar), + // ::kernel::kunit::kunit_case(c"foo", kunit_rust_wrapper_foo), + // ::kernel::kunit::kunit_case(c"bar", kunit_rust_wrapper_bar), // ::kernel::kunit::kunit_case_null(), // ]; // @@ -109,7 +109,7 @@ pub(crate) fn kunit_tests(attr: TokenStream, ts: TokenStream) -> TokenStream { writeln!(kunit_macros, "{kunit_wrapper}").unwrap(); writeln!( test_cases, - " ::kernel::kunit::kunit_case(::kernel::c_str!(\"{test}\"), {kunit_wrapper_fn_name})," + " ::kernel::kunit::kunit_case(c\"{test}\", {kunit_wrapper_fn_name})," ) .unwrap(); writeln!( @@ -119,7 +119,7 @@ pub(crate) fn kunit_tests(attr: TokenStream, ts: TokenStream) -> TokenStream { #[allow(unused)] macro_rules! assert {{ ($cond:expr $(,)?) => {{{{ - kernel::kunit_assert!("{test}", "{path}", 0, $cond); + kernel::kunit_assert!("{test}", c"{path}", 0, $cond); }}}} }} @@ -127,7 +127,7 @@ macro_rules! assert {{ #[allow(unused)] macro_rules! assert_eq {{ ($left:expr, $right:expr $(,)?) => {{{{ - kernel::kunit_assert_eq!("{test}", "{path}", 0, $left, $right); + kernel::kunit_assert_eq!("{test}", c"{path}", 0, $left, $right); }}}} }} "# diff --git a/scripts/rustdoc_test_gen.rs b/scripts/rustdoc_test_gen.rs index c8f9dc2ab976..b0b70a3d0f54 100644 --- a/scripts/rustdoc_test_gen.rs +++ b/scripts/rustdoc_test_gen.rs @@ -174,7 +174,7 @@ pub extern "C" fn {kunit_name}(__kunit_test: *mut ::kernel::bindings::kunit) {{ macro_rules! assert {{ ($cond:expr $(,)?) => {{{{ ::kernel::kunit_assert!( - "{kunit_name}", "{real_path}", __DOCTEST_ANCHOR - {line}, $cond + "{kunit_name}", c"{real_path}", __DOCTEST_ANCHOR - {line}, $cond ); }}}} }} @@ -184,7 +184,7 @@ macro_rules! assert {{ macro_rules! assert_eq {{ ($left:expr, $right:expr $(,)?) => {{{{ ::kernel::kunit_assert_eq!( - "{kunit_name}", "{real_path}", __DOCTEST_ANCHOR - {line}, $left, $right + "{kunit_name}", c"{real_path}", __DOCTEST_ANCHOR - {line}, $left, $right ); }}}} }} -- 2.51.0 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 Reviewed-by: Alice Ryhl Reviewed-by: Benno Lossin Signed-off-by: Tamir Duberstein --- rust/macros/module.rs | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/rust/macros/module.rs b/rust/macros/module.rs index 5ee54a00c0b6..8cef6cc958b5 100644 --- a/rust/macros/module.rs +++ b/rust/macros/module.rs @@ -228,7 +228,7 @@ pub(crate) fn module(ts: TokenStream) -> TokenStream { type LocalModule = {type_}; impl ::kernel::ModuleMetadata for {type_} {{ - const NAME: &'static ::kernel::str::CStr = ::kernel::c_str!(\"{name}\"); + const NAME: &'static ::kernel::str::CStr = c\"{name}\"; }} // Double nested modules, since then nobody can access the public items inside. -- 2.51.0 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 Reviewed-by: Alice Ryhl Reviewed-by: Benno Lossin Signed-off-by: Tamir Duberstein --- samples/rust/rust_misc_device.rs | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/samples/rust/rust_misc_device.rs b/samples/rust/rust_misc_device.rs index e7ab77448f75..60ab10b02574 100644 --- a/samples/rust/rust_misc_device.rs +++ b/samples/rust/rust_misc_device.rs @@ -98,7 +98,6 @@ use core::pin::Pin; use kernel::{ - c_str, device::Device, fs::File, ioctl::{_IO, _IOC_SIZE, _IOR, _IOW}, @@ -133,7 +132,7 @@ fn init(_module: &'static ThisModule) -> impl PinInit { pr_info!("Initialising Rust Misc Device Sample\n"); let options = MiscDeviceOptions { - name: c_str!("rust-misc-device"), + name: c"rust-misc-device", }; try_pin_init!(Self { -- 2.51.0 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 Reviewed-by: Alice Ryhl Reviewed-by: Benno Lossin Signed-off-by: Tamir Duberstein --- rust/kernel/net/phy.rs | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) diff --git a/rust/kernel/net/phy.rs b/rust/kernel/net/phy.rs index be1027b7961b..9aeb2bd16b58 100644 --- a/rust/kernel/net/phy.rs +++ b/rust/kernel/net/phy.rs @@ -780,7 +780,6 @@ const fn as_int(&self) -> u32 { /// /// ``` /// # mod module_phy_driver_sample { -/// use kernel::c_str; /// use kernel::net::phy::{self, DeviceId}; /// use kernel::prelude::*; /// @@ -799,7 +798,7 @@ const fn as_int(&self) -> u32 { /// /// #[vtable] /// impl phy::Driver for PhySample { -/// const NAME: &'static CStr = c_str!("PhySample"); +/// const NAME: &'static CStr = c"PhySample"; /// const PHY_DEVICE_ID: phy::DeviceId = phy::DeviceId::new_with_exact_mask(0x00000001); /// } /// # } @@ -808,7 +807,6 @@ const fn as_int(&self) -> u32 { /// This expands to the following code: /// /// ```ignore -/// use kernel::c_str; /// use kernel::net::phy::{self, DeviceId}; /// use kernel::prelude::*; /// @@ -828,7 +826,7 @@ const fn as_int(&self) -> u32 { /// /// #[vtable] /// impl phy::Driver for PhySample { -/// const NAME: &'static CStr = c_str!("PhySample"); +/// const NAME: &'static CStr = c"PhySample"; /// const PHY_DEVICE_ID: phy::DeviceId = phy::DeviceId::new_with_exact_mask(0x00000001); /// } /// -- 2.51.0 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 Reviewed-by: Alice Ryhl Reviewed-by: Benno Lossin Acked-by: Danilo Krummrich Signed-off-by: Tamir Duberstein --- samples/rust/rust_driver_pci.rs | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/samples/rust/rust_driver_pci.rs b/samples/rust/rust_driver_pci.rs index 606946ff4d7f..e0e9d9fda484 100644 --- a/samples/rust/rust_driver_pci.rs +++ b/samples/rust/rust_driver_pci.rs @@ -4,7 +4,7 @@ //! //! To make this driver probe, QEMU must be run with `-device pci-testdev`. -use kernel::{bindings, c_str, device::Core, devres::Devres, pci, prelude::*, types::ARef}; +use kernel::{bindings, device::Core, devres::Devres, pci, prelude::*, types::ARef}; struct Regs; @@ -79,7 +79,7 @@ fn probe(pdev: &pci::Device, info: &Self::IdInfo) -> Result let drvdata = KBox::pin_init( try_pin_init!(Self { pdev: pdev.into(), - bar <- pdev.iomap_region_sized::<{ Regs::END }>(0, c_str!("rust_driver_pci")), + bar <- pdev.iomap_region_sized::<{ Regs::END }>(0, c"rust_driver_pci"), index: *info, }), GFP_KERNEL, -- 2.51.0 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 Reviewed-by: Alice Ryhl Reviewed-by: Benno Lossin Acked-by: Danilo Krummrich Signed-off-by: Tamir Duberstein --- rust/kernel/platform.rs | 6 +++--- samples/rust/rust_driver_faux.rs | 4 ++-- samples/rust/rust_driver_platform.rs | 30 ++++++++++++++---------------- 3 files changed, 19 insertions(+), 21 deletions(-) diff --git a/rust/kernel/platform.rs b/rust/kernel/platform.rs index 8f028c76f9fa..d1cc5cee1cf5 100644 --- a/rust/kernel/platform.rs +++ b/rust/kernel/platform.rs @@ -135,7 +135,7 @@ macro_rules! module_platform_driver { /// # Examples /// ///``` -/// # use kernel::{acpi, bindings, c_str, device::Core, of, platform}; +/// # use kernel::{acpi, bindings, device::Core, of, platform}; /// /// struct MyDriver; /// @@ -144,7 +144,7 @@ macro_rules! module_platform_driver { /// MODULE_OF_TABLE, /// ::IdInfo, /// [ -/// (of::DeviceId::new(c_str!("test,device")), ()) +/// (of::DeviceId::new(c"test,device"), ()) /// ] /// ); /// @@ -153,7 +153,7 @@ macro_rules! module_platform_driver { /// MODULE_ACPI_TABLE, /// ::IdInfo, /// [ -/// (acpi::DeviceId::new(c_str!("LNUXBEEF")), ()) +/// (acpi::DeviceId::new(c"LNUXBEEF"), ()) /// ] /// ); /// diff --git a/samples/rust/rust_driver_faux.rs b/samples/rust/rust_driver_faux.rs index ecc9fd378cbd..23add3160693 100644 --- a/samples/rust/rust_driver_faux.rs +++ b/samples/rust/rust_driver_faux.rs @@ -2,7 +2,7 @@ //! Rust faux device sample. -use kernel::{c_str, faux, prelude::*, Module}; +use kernel::{faux, prelude::*, Module}; module! { type: SampleModule, @@ -20,7 +20,7 @@ impl Module for SampleModule { fn init(_module: &'static ThisModule) -> Result { pr_info!("Initialising Rust Faux Device Sample\n"); - let reg = faux::Registration::new(c_str!("rust-faux-sample-device"), None)?; + let reg = faux::Registration::new(c"rust-faux-sample-device", None)?; dev_info!(reg.as_ref(), "Hello from faux device!\n"); diff --git a/samples/rust/rust_driver_platform.rs b/samples/rust/rust_driver_platform.rs index ad08df0d73f0..b3fe45a43043 100644 --- a/samples/rust/rust_driver_platform.rs +++ b/samples/rust/rust_driver_platform.rs @@ -63,7 +63,7 @@ //! use kernel::{ - acpi, c_str, + acpi, device::{ self, property::{FwNodeReferenceArgs, NArgs}, @@ -85,14 +85,14 @@ struct SampleDriver { OF_TABLE, MODULE_OF_TABLE, ::IdInfo, - [(of::DeviceId::new(c_str!("test,rust-device")), Info(42))] + [(of::DeviceId::new(c"test,rust-device"), Info(42))] ); kernel::acpi_device_table!( ACPI_TABLE, MODULE_ACPI_TABLE, ::IdInfo, - [(acpi::DeviceId::new(c_str!("LNUXBEEF")), Info(0))] + [(acpi::DeviceId::new(c"LNUXBEEF"), Info(0))] ); impl platform::Driver for SampleDriver { @@ -126,49 +126,47 @@ impl SampleDriver { fn properties_parse(dev: &device::Device) -> Result { let fwnode = dev.fwnode().ok_or(ENOENT)?; - if let Ok(idx) = - fwnode.property_match_string(c_str!("compatible"), c_str!("test,rust-device")) - { + if let Ok(idx) = fwnode.property_match_string(c"compatible", c"test,rust-device") { dev_info!(dev, "matched compatible string idx = {}\n", idx); } - let name = c_str!("compatible"); + let name = c"compatible"; let prop = fwnode.property_read::(name).required_by(dev)?; dev_info!(dev, "'{name}'='{prop:?}'\n"); - let name = c_str!("test,bool-prop"); - let prop = fwnode.property_read_bool(c_str!("test,bool-prop")); + let name = c"test,bool-prop"; + let prop = fwnode.property_read_bool(c"test,bool-prop"); dev_info!(dev, "'{name}'='{prop}'\n"); - if fwnode.property_present(c_str!("test,u32-prop")) { + if fwnode.property_present(c"test,u32-prop") { dev_info!(dev, "'test,u32-prop' is present\n"); } - let name = c_str!("test,u32-optional-prop"); + let name = c"test,u32-optional-prop"; let prop = fwnode.property_read::(name).or(0x12); dev_info!(dev, "'{name}'='{prop:#x}' (default = 0x12)\n"); // A missing required property will print an error. Discard the error to // prevent properties_parse from failing in that case. - let name = c_str!("test,u32-required-prop"); + let name = c"test,u32-required-prop"; let _ = fwnode.property_read::(name).required_by(dev); - let name = c_str!("test,u32-prop"); + let name = c"test,u32-prop"; let prop: u32 = fwnode.property_read(name).required_by(dev)?; dev_info!(dev, "'{name}'='{prop:#x}'\n"); - let name = c_str!("test,i16-array"); + let name = c"test,i16-array"; let prop: [i16; 4] = fwnode.property_read(name).required_by(dev)?; dev_info!(dev, "'{name}'='{prop:?}'\n"); let len = fwnode.property_count_elem::(name)?; dev_info!(dev, "'{name}' length is {len}\n"); - let name = c_str!("test,i16-array"); + let name = c"test,i16-array"; let prop: KVec = fwnode.property_read_array_vec(name, 4)?.required_by(dev)?; dev_info!(dev, "'{name}'='{prop:?}' (KVec)\n"); for child in fwnode.children() { - let name = c_str!("test,ref-arg"); + let name = c"test,ref-arg"; let nargs = NArgs::N(2); let prop: FwNodeReferenceArgs = child.property_get_reference_args(name, nargs, 0)?; dev_info!(dev, "'{name}'='{prop:?}'\n"); -- 2.51.0 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 Reviewed-by: Alice Ryhl Reviewed-by: Benno Lossin Signed-off-by: Tamir Duberstein --- rust/kernel/seq_file.rs | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/rust/kernel/seq_file.rs b/rust/kernel/seq_file.rs index 855e533813a6..518265558d66 100644 --- a/rust/kernel/seq_file.rs +++ b/rust/kernel/seq_file.rs @@ -4,7 +4,7 @@ //! //! C header: [`include/linux/seq_file.h`](srctree/include/linux/seq_file.h) -use crate::{bindings, c_str, fmt, str::CStrExt as _, types::NotThreadSafe, types::Opaque}; +use crate::{bindings, fmt, str::CStrExt as _, types::NotThreadSafe, types::Opaque}; /// A utility for generating the contents of a seq file. #[repr(transparent)] @@ -36,7 +36,7 @@ pub fn call_printf(&self, args: fmt::Arguments<'_>) { unsafe { bindings::seq_printf( self.inner.get(), - c_str!("%pA").as_char_ptr(), + c"%pA".as_char_ptr(), core::ptr::from_ref(&args).cast::(), ); } -- 2.51.0 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 Reviewed-by: Alice Ryhl Reviewed-by: Benno Lossin Signed-off-by: Tamir Duberstein --- rust/kernel/str.rs | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/rust/kernel/str.rs b/rust/kernel/str.rs index 624386cb07be..4203ce34ce98 100644 --- a/rust/kernel/str.rs +++ b/rust/kernel/str.rs @@ -272,15 +272,14 @@ impl fmt::Display for CStr { /// Formats printable ASCII characters, escaping the rest. /// /// ``` - /// # use kernel::c_str; /// # use kernel::prelude::fmt; /// # use kernel::str::CStr; /// # use kernel::str::CString; - /// let penguin = c_str!("🐧"); + /// let penguin = c"🐧"; /// let s = CString::try_from_fmt(fmt!("{penguin}"))?; /// assert_eq!(s.to_bytes_with_nul(), "\\xf0\\x9f\\x90\\xa7\0".as_bytes()); /// - /// let ascii = c_str!("so \"cool\""); + /// let ascii = c"so \"cool\""; /// let s = CString::try_from_fmt(fmt!("{ascii}"))?; /// assert_eq!(s.to_bytes_with_nul(), "so \"cool\"\0".as_bytes()); /// # Ok::<(), kernel::error::Error>(()) -- 2.51.0 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 Reviewed-by: Alice Ryhl Reviewed-by: Benno Lossin Signed-off-by: Tamir Duberstein --- drivers/block/rnull.rs | 2 +- rust/kernel/sync.rs | 5 ++--- rust/kernel/sync/completion.rs | 2 +- rust/kernel/workqueue.rs | 8 ++++---- 4 files changed, 8 insertions(+), 9 deletions(-) diff --git a/drivers/block/rnull.rs b/drivers/block/rnull.rs index 6366da12c5a5..9aa79b862b63 100644 --- a/drivers/block/rnull.rs +++ b/drivers/block/rnull.rs @@ -55,7 +55,7 @@ fn init(_module: &'static ThisModule) -> impl PinInit { })(); try_pin_init!(Self { - _disk <- new_mutex!(disk?, "nullb:disk"), + _disk <- new_mutex!(disk?, c"nullb:disk"), }) } } diff --git a/rust/kernel/sync.rs b/rust/kernel/sync.rs index 00f9b558a3ad..672411058a92 100644 --- a/rust/kernel/sync.rs +++ b/rust/kernel/sync.rs @@ -44,7 +44,6 @@ impl LockClassKey { /// /// # Examples /// ``` - /// # use kernel::c_str; /// # use kernel::alloc::KBox; /// # use kernel::types::ForeignOwnable; /// # use kernel::sync::{LockClassKey, SpinLock}; @@ -56,7 +55,7 @@ impl LockClassKey { /// { /// stack_pin_init!(let num: SpinLock = SpinLock::new( /// 0, - /// c_str!("my_spinlock"), + /// c"my_spinlock", /// // SAFETY: `key_ptr` is returned by the above `into_foreign()`, whose /// // `from_foreign()` has not yet been called. /// unsafe { > as ForeignOwnable>::borrow(key_ptr) } @@ -115,6 +114,6 @@ macro_rules! optional_name { $crate::c_str!(::core::concat!(::core::file!(), ":", ::core::line!())) }; ($name:literal) => { - $crate::c_str!($name) + $name }; } diff --git a/rust/kernel/sync/completion.rs b/rust/kernel/sync/completion.rs index c50012a940a3..97d39c248793 100644 --- a/rust/kernel/sync/completion.rs +++ b/rust/kernel/sync/completion.rs @@ -34,7 +34,7 @@ /// impl MyTask { /// fn new() -> Result> { /// let this = Arc::pin_init(pin_init!(MyTask { -/// work <- new_work!("MyTask::work"), +/// work <- new_work!(c"MyTask::work"), /// done <- Completion::new(), /// }), GFP_KERNEL)?; /// diff --git a/rust/kernel/workqueue.rs b/rust/kernel/workqueue.rs index b9343d5bc00f..261b827235ae 100644 --- a/rust/kernel/workqueue.rs +++ b/rust/kernel/workqueue.rs @@ -51,7 +51,7 @@ //! fn new(value: i32) -> Result> { //! Arc::pin_init(pin_init!(MyStruct { //! value, -//! work <- new_work!("MyStruct::work"), +//! work <- new_work!(c"MyStruct::work"), //! }), GFP_KERNEL) //! } //! } @@ -98,8 +98,8 @@ //! Arc::pin_init(pin_init!(MyStruct { //! value_1, //! value_2, -//! work_1 <- new_work!("MyStruct::work_1"), -//! work_2 <- new_work!("MyStruct::work_2"), +//! work_1 <- new_work!(c"MyStruct::work_1"), +//! work_2 <- new_work!(c"MyStruct::work_2"), //! }), GFP_KERNEL) //! } //! } @@ -337,7 +337,7 @@ pub fn try_spawn( func: T, ) -> Result<(), AllocError> { let init = pin_init!(ClosureWork { - work <- new_work!("Queue::try_spawn"), + work <- new_work!(c"Queue::try_spawn"), func: Some(func), }); -- 2.51.0 C-String literals were added in Rust 1.77. Replace instances of `kernel::c_str!` with C-String literals where possible. Signed-off-by: Tamir Duberstein --- rust/kernel/io/mem.rs | 7 +++---- 1 file changed, 3 insertions(+), 4 deletions(-) diff --git a/rust/kernel/io/mem.rs b/rust/kernel/io/mem.rs index 6f99510bfc3a..2e42eb906061 100644 --- a/rust/kernel/io/mem.rs +++ b/rust/kernel/io/mem.rs @@ -4,7 +4,6 @@ use core::ops::Deref; -use crate::c_str; use crate::device::Bound; use crate::device::Device; use crate::devres::Devres; @@ -44,7 +43,7 @@ pub(crate) unsafe fn new(device: &'a Device, resource: &'a Resource) -> S /// illustration purposes. /// /// ```no_run - /// use kernel::{bindings, c_str, platform, of, device::Core}; + /// use kernel::{bindings, platform, of, device::Core}; /// struct SampleDriver; /// /// impl platform::Driver for SampleDriver { @@ -102,7 +101,7 @@ pub fn iomap_exclusive_sized( /// illustration purposes. /// /// ```no_run - /// use kernel::{bindings, c_str, platform, of, device::Core}; + /// use kernel::{bindings, platform, of, device::Core}; /// struct SampleDriver; /// /// impl platform::Driver for SampleDriver { @@ -164,7 +163,7 @@ impl ExclusiveIoMem { fn ioremap(resource: &Resource) -> Result { let start = resource.start(); let size = resource.size(); - let name = resource.name().unwrap_or(c_str!("")); + let name = resource.name().unwrap_or_default(); let region = resource .request_region( -- 2.51.0 C-String literals were added in Rust 1.77. Replace instances of `kernel::c_str!` with C-String literals where possible. Signed-off-by: Tamir Duberstein --- rust/kernel/regulator.rs | 9 +++------ 1 file changed, 3 insertions(+), 6 deletions(-) diff --git a/rust/kernel/regulator.rs b/rust/kernel/regulator.rs index 65f3a125348f..dff8fb00566f 100644 --- a/rust/kernel/regulator.rs +++ b/rust/kernel/regulator.rs @@ -98,12 +98,11 @@ pub struct Error { /// /// ``` /// # use kernel::prelude::*; -/// # use kernel::c_str; /// # use kernel::device::Device; /// # use kernel::regulator::{Voltage, Regulator, Disabled, Enabled}; /// fn enable(dev: &Device, min_voltage: Voltage, max_voltage: Voltage) -> Result { /// // Obtain a reference to a (fictitious) regulator. -/// let regulator: Regulator = Regulator::::get(dev, c_str!("vcc"))?; +/// let regulator: Regulator = Regulator::::get(dev, c"vcc")?; /// /// // The voltage can be set before enabling the regulator if needed, e.g.: /// regulator.set_voltage(min_voltage, max_voltage)?; @@ -142,12 +141,11 @@ pub struct Error { /// /// ``` /// # use kernel::prelude::*; -/// # use kernel::c_str; /// # use kernel::device::Device; /// # use kernel::regulator::{Voltage, Regulator, Enabled}; /// fn enable(dev: &Device) -> Result { /// // Obtain a reference to a (fictitious) regulator and enable it. -/// let regulator: Regulator = Regulator::::get(dev, c_str!("vcc"))?; +/// let regulator: Regulator = Regulator::::get(dev, c"vcc")?; /// /// // Dropping an enabled regulator will disable it. The refcount will be /// // decremented. @@ -193,7 +191,6 @@ pub struct Error { /// /// ``` /// # use kernel::prelude::*; -/// # use kernel::c_str; /// # use kernel::device::Device; /// # use kernel::regulator::{Regulator, Dynamic}; /// struct PrivateData { @@ -203,7 +200,7 @@ pub struct Error { /// // A fictictious probe function that obtains a regulator and sets it up. /// fn probe(dev: &Device) -> Result { /// // Obtain a reference to a (fictitious) regulator. -/// let mut regulator = Regulator::::get(dev, c_str!("vcc"))?; +/// let mut regulator = Regulator::::get(dev, c"vcc")?; /// /// Ok(PrivateData { regulator }) /// } -- 2.51.0