Re: [PATCH] rust: id_pool: fix broken intra-doc link

From: Philip Li

Date: Sun Nov 30 2025 - 00:53:49 EST


On Thu, Nov 27, 2025 at 09:31:54PM -0500, Yury Norov wrote:
> + Philip Li <philip.li@xxxxxxxxx>
> + Yujie Liu <yujie.liu@xxxxxxxxx>
> + Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx>
>
> It seems, the below error wasn't caught by lkp, neither by linux-next.

Sorry, the bot does have rustdoc running, but missed this one.

>
> Can you guys please consider adding rustdoc target in your testing
> grid?

Got it Yury, I will follow up this to make rustdoc check work effectively
in the bot.

>
> Thanks,
> Yury
>
> On Thu, Nov 27, 2025 at 09:15:31PM -0500, Yury Norov wrote:
> > On Thu, Nov 27, 2025 at 10:33:40PM +0100, Miguel Ojeda wrote:
> > > `rustdoc` detects a broken intra-doc link:
> > >
> > > error: unresolved link to `BitmapVec::NO_ALLOC_MAX_LEN`
> > > --> rust/kernel/id_pool.rs:100:31
> > > |
> > > 100 | /// [`NO_ALLOC_MAX_LEN`]: BitmapVec::NO_ALLOC_MAX_LEN
> > > | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ the struct `BitmapVec` has no field or associated item named `NO_ALLOC_MAX_LEN`
> > > |
> > > = note: `-D rustdoc::broken-intra-doc-links` implied by `-D warnings`
> > > = help: to override `-D warnings` add `#[allow(rustdoc::broken_intra_doc_links)]`
> > >
> > > Thus fix it.
> > >
> > > It was a missed rename in v5 of the patch series adding this [1].
> > >
> > > Fixes: feb3fdf1239a ("rust: id_pool: do not supply starting capacity")
> > > Link: https://lore.kernel.org/all/20251112-binder-bitmap-v5-0-8b9d7c7eca82@xxxxxxxxxx/ [1]
> > > Signed-off-by: Miguel Ojeda <ojeda@xxxxxxxxxx>
> > > ---
> > > I saw this in next-20251127.
> > >
> > > I think using [`BitmapVec::MAX_INLINE_LEN`] is clearer in general,
> > > especially for things in other modules, but I kept the same style as
> > > other links in the file.
> >
> > Thanks, added it on top of Alice's series.
> >
> > > rust/kernel/id_pool.rs | 4 ++--
> > > 1 file changed, 2 insertions(+), 2 deletions(-)
> > >
> > > diff --git a/rust/kernel/id_pool.rs b/rust/kernel/id_pool.rs
> > > index a4c37d6a0971..73a952d7dd83 100644
> > > --- a/rust/kernel/id_pool.rs
> > > +++ b/rust/kernel/id_pool.rs
> > > @@ -95,9 +95,9 @@ pub fn realloc(&self, flags: Flags) -> Result<PoolResizer, AllocError> {
> > > impl IdPool {
> > > /// Constructs a new [`IdPool`].
> > > ///
> > > - /// The pool will have a capacity of [`NO_ALLOC_MAX_LEN`].
> > > + /// The pool will have a capacity of [`MAX_INLINE_LEN`].
> > > ///
> > > - /// [`NO_ALLOC_MAX_LEN`]: BitmapVec::NO_ALLOC_MAX_LEN
> > > + /// [`MAX_INLINE_LEN`]: BitmapVec::MAX_INLINE_LEN
> > > #[inline]
> > > pub fn new() -> Self {
> > > Self {
> > >
> > > base-commit: a322638c15a678168aeb8dc11c8760f8a053124d
> > > --
> > > 2.52.0