Re: [PATCH 0/8] rust: pin-init: various cleanups to prepare for self-reference

["Gary Guo" <gary@garyguo.net>]

On Wed Oct 7, 2026 at 12:20 PM CEST, Benno Lossin wrote:
> On 06 Oct 2026 17:29:30 +0200, Gary Guo <gary@garyguo.net> wrote:
>> Pin-init self reference is going to be a big feature, touching various
>> places in pin_data and init macros. Do some various cleanups to tidy up the
>> macro codebase, so the feature can land without much refactoring.
>> 
>> Details in commits.
>> 
>> Signed-off-by: Gary Guo <gary@garyguo.net>
>> ---
>> Gary Guo (8):
>>       rust: pin-init: internal: init: forget guards in reverse order
>>       rust: pin-init: internal: init: set span location of guards
>>       rust: pin-init: internal: add utility to handle generics merging
>>       rust: pin-init: internal: add utility for extract a single attribute
>>       rust: pin-init: internal: pin_data: move projection struct into `const _: ()` block
>>       rust: pin-init: internal: pin_data: extract `#[cfg]` processing to its own function
>>       rust: pin-init: internal: pin_data: rename `'__pin` lifetime to `'__this`
>>       rust: pin-init: internal: pin_data: parse into `StructInfo` before generating
>> 
>>  rust/pin-init/internal/src/init.rs     |  19 +--
>>  rust/pin-init/internal/src/lib.rs      |   3 +-
>>  rust/pin-init/internal/src/pin_data.rs | 217 +++++++++++++++++++++------------
>>  rust/pin-init/internal/src/util.rs     | 189 +++++++++++++++++++++++++++-
>>  4 files changed, 341 insertions(+), 87 deletions(-)
>
> these are good improvements. looking forward to seeing the self-ref here!
>
> Acked-by: Benno Lossin <lossin@kernel.org>

Thanks, applied to pin-init-next now.

FWIW, Sashiko's suggestion doesn't apply -- unit struct was never supported, and
cfg for generics are not supported either (and not handled by syn's
impl/ty_generics impl).

Best,
Gary