Re: [PATCH v2] rust: optimize rust symbol generation for SeqFile
From: Christian Brauner
Date: Tue Mar 18 2025 - 04:27:20 EST
On Mon, 17 Mar 2025 11:04:18 +0800, Kunwu Chan wrote:
> When build the kernel using the llvm-18.1.3-rust-1.85.0-x86_64
> with ARCH=arm64, the following symbols are generated:
>
> $nm vmlinux | grep ' _R'.*SeqFile | rustfilt
> ffff8000805b78ac T <kernel::seq_file::SeqFile>::call_printf
>
> This Rust symbol is trivial wrappers around the C functions seq_printf.
> It doesn't make sense to go through a trivial wrapper for its functions,
> so mark it inline.
>
> [...]
Applied to the vfs-6.15.rust branch of the vfs/vfs.git tree.
Patches in the vfs-6.15.rust branch should appear in linux-next soon.
Please report any outstanding bugs that were missed during review in a
new review to the original patch series allowing us to drop it.
It's encouraged to provide Acked-bys and Reviewed-bys even though the
patch has now been applied. If possible patch trailers will be updated.
Note that commit hashes shown below are subject to change due to rebase,
trailer updates or similar. If in doubt, please check the listed branch.
tree: https://git.kernel.org/pub/scm/linux/kernel/git/vfs/vfs.git
branch: vfs-6.15.rust
[1/1] rust: optimize rust symbol generation for SeqFile
https://git.kernel.org/vfs/vfs/c/0b9817caac1d