diff options
Diffstat (limited to 'rust/kernel/lib.rs')
| -rw-r--r-- | rust/kernel/lib.rs | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/rust/kernel/lib.rs b/rust/kernel/lib.rs index 9843eedd4293..29947bb8593b 100644 --- a/rust/kernel/lib.rs +++ b/rust/kernel/lib.rs @@ -38,6 +38,7 @@ pub mod firmware; pub mod fs; pub mod init; pub mod ioctl; +pub mod jump_label; #[cfg(CONFIG_KUNIT)] pub mod kunit; pub mod list; @@ -57,6 +58,7 @@ pub mod str; pub mod sync; pub mod task; pub mod time; +pub mod tracepoint; pub mod types; pub mod uaccess; pub mod workqueue; @@ -150,3 +152,38 @@ macro_rules! container_of { ptr.sub(offset) as *const $type }} } + +/// Helper for `.rs.S` files. +#[doc(hidden)] +#[macro_export] +macro_rules! concat_literals { + ($( $asm:literal )* ) => { + ::core::concat!($($asm),*) + }; +} + +/// Wrapper around `asm!` configured for use in the kernel. +/// +/// Uses a semicolon to avoid parsing ambiguities, even though this does not match native `asm!` +/// syntax. +// For x86, `asm!` uses intel syntax by default, but we want to use at&t syntax in the kernel. +#[cfg(any(target_arch = "x86", target_arch = "x86_64"))] +#[macro_export] +macro_rules! asm { + ($($asm:expr),* ; $($rest:tt)*) => { + ::core::arch::asm!( $($asm)*, options(att_syntax), $($rest)* ) + }; +} + +/// Wrapper around `asm!` configured for use in the kernel. +/// +/// Uses a semicolon to avoid parsing ambiguities, even though this does not match native `asm!` +/// syntax. +// For non-x86 arches we just pass through to `asm!`. +#[cfg(not(any(target_arch = "x86", target_arch = "x86_64")))] +#[macro_export] +macro_rules! asm { + ($($asm:expr),* ; $($rest:tt)*) => { + ::core::arch::asm!( $($asm)*, $($rest)* ) + }; +} |