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authorMiguel Ojeda <ojeda@kernel.org>2025-04-13 02:23:38 +0200
committerMiguel Ojeda <ojeda@kernel.org>2025-04-14 17:02:49 +0200
commita3cd5f507b72c0532c3345b6913557efab34f405 (patch)
tree455a72c96137844c5825871bd744c1bbd3cc839d /rust/helpers/dma.c
parent46e24a545cdb4556f8128c90ecc34eeae52477a0 (diff)
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objtool/rust: add one more `noreturn` Rust function for Rust 1.86.0
Starting with Rust 1.86.0 (see upstream commit b151b513ba2b ("Insert null checks for pointer dereferences when debug assertions are enabled") [1]), under some kernel configurations with `CONFIG_RUST_DEBUG_ASSERTIONS=y`, one may trigger a new `objtool` warning: rust/kernel.o: warning: objtool: _R..._6kernel9workqueue6system() falls through to next function _R...9workqueue14system_highpri() due to a call to the `noreturn` symbol: core::panicking::panic_null_pointer_dereference Thus add it to the list so that `objtool` knows it is actually `noreturn`. See commit 56d680dd23c3 ("objtool/rust: list `noreturn` Rust functions") for more details. Cc: stable@vger.kernel.org # Needed in 6.12.y and later (Rust is pinned in older LTSs). Fixes: 56d680dd23c3 ("objtool/rust: list `noreturn` Rust functions") Link: https://github.com/rust-lang/rust/commit/b151b513ba2b65c7506ec1a80f2712bbd09154d1 [1] Reviewed-by: Alice Ryhl <aliceryhl@google.com> Link: https://lore.kernel.org/r/20250413002338.1741593-1-ojeda@kernel.org Signed-off-by: Miguel Ojeda <ojeda@kernel.org>
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