Messages in this thread Patch in this message |  | | From | Alexandre Courbot <> | | Date | Fri, 28 Nov 2025 11:11:39 +0900 | | Subject | [PATCH v2 3/7] rust: cpufreq: always inline functions using build_assert with arguments |
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`build_assert` relies on the compiler to optimize out its error path. Functions using it with its arguments must thus always be inlined, otherwise the error path of `build_assert` might not be optimized out, triggering a build error.
Signed-off-by: Alexandre Courbot <acourbot@nvidia.com> --- rust/kernel/cpufreq.rs | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/rust/kernel/cpufreq.rs b/rust/kernel/cpufreq.rs index 1a555fcb120a..df5d9f6f43f3 100644 --- a/rust/kernel/cpufreq.rs +++ b/rust/kernel/cpufreq.rs @@ -1015,6 +1015,8 @@ impl<T: Driver> Registration<T> { ..pin_init::zeroed() }; + // Always inline to optimize out error path of `build_assert`. + #[inline(always)] const fn copy_name(name: &'static CStr) -> [c_char; CPUFREQ_NAME_LEN] { let src = name.to_bytes_with_nul(); let mut dst = [0; CPUFREQ_NAME_LEN]; -- 2.52.0
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