Commit 01b2196e authored by Danilo Krummrich's avatar Danilo Krummrich Committed by Miguel Ojeda
Browse files

rust: alloc: add __GFP_NOWARN to `Flags` 



Some test cases in subsequent patches provoke allocation failures. Add
`__GFP_NOWARN` to enable test cases to silence unpleasant warnings.

Reviewed-by: default avatarAlice Ryhl <aliceryhl@google.com>
Reviewed-by: default avatarBenno Lossin <benno.lossin@proton.me>
Reviewed-by: default avatarGary Guo <gary@garyguo.net>
Signed-off-by: default avatarDanilo Krummrich <dakr@kernel.org>
Link: https://lore.kernel.org/r/20241004154149.93856-11-dakr@kernel.org


Signed-off-by: default avatarMiguel Ojeda <ojeda@kernel.org>
parent 8362c260

rust/bindings/bindings_helper.h

+1 −0
Original line number Diff line number Diff line
@@ -31,4 +31,5 @@ const gfp_t RUST_CONST_HELPER_GFP_KERNEL_ACCOUNT = GFP_KERNEL_ACCOUNT; 
const gfp_t RUST_CONST_HELPER_GFP_NOWAIT = GFP_NOWAIT;

const gfp_t RUST_CONST_HELPER___GFP_ZERO = __GFP_ZERO;

const gfp_t RUST_CONST_HELPER___GFP_HIGHMEM = ___GFP_HIGHMEM;

const gfp_t RUST_CONST_HELPER___GFP_NOWARN = ___GFP_NOWARN;

const blk_features_t RUST_CONST_HELPER_BLK_FEAT_ROTATIONAL = BLK_FEAT_ROTATIONAL;

rust/kernel/alloc.rs

+5 −0
Original line number Diff line number Diff line
@@ -91,6 +91,11 @@ pub mod flags { 
    /// use any filesystem callback.  It is very likely to fail to allocate memory, even for very

    /// small allocations.

    pub const GFP_NOWAIT: Flags = Flags(bindings::GFP_NOWAIT);



    /// Suppresses allocation failure reports.

    ///

    /// This is normally or'd with other flags.

    pub const __GFP_NOWARN: Flags = Flags(bindings::__GFP_NOWARN);

}



/// The kernel's [`Allocator`] trait.