[PATCH v5 08/26] rust: alloc: add __GFP_NOWARN to `Flags`

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

Signed-off-by: Danilo Krummrich <dakr@xxxxxxxxxx>
---
 rust/bindings/bindings_helper.h | 1 +
 rust/kernel/alloc.rs            | 5 +++++
 2 files changed, 6 insertions(+)

diff --git a/rust/bindings/bindings_helper.h b/rust/bindings/bindings_helper.h
index b940a5777330..7f781256fda9 100644
--- a/rust/bindings/bindings_helper.h
+++ b/rust/bindings/bindings_helper.h
@@ -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;
diff --git a/rust/kernel/alloc.rs b/rust/kernel/alloc.rs
index f0c80ab78602..295107777a12 100644
--- a/rust/kernel/alloc.rs
+++ b/rust/kernel/alloc.rs
@@ -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.
-- 
2.45.2





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