Re: [PATCH 1/1 fyi] tools headers: Synchronize linux/bits.h with the kernel sources

From: Arnaldo Carvalho de Melo
Date: Fri Jun 13 2025 - 15:47:29 EST


On Fri, Jun 13, 2025 at 04:21:52PM -0300, Arnaldo Carvalho de Melo wrote:
> On Fri, Jun 13, 2025 at 09:24:35PM +0900, Vincent Mailhol wrote:
> > On 13/06/2025 at 00:38, Arnaldo Carvalho de Melo wrote:
> > > To pick up the changes in this cset:
>
> > > 5b572e8a9f3dcd6e ("bits: introduce fixed-type BIT_U*()")
> > > 19408200c094858d ("bits: introduce fixed-type GENMASK_U*()")
> > > 31299a5e02112411 ("bits: add comments and newlines to #if, #else and #endif directives")
>
> > > This addresses these perf build warnings:
>
> > > Warning: Kernel ABI header differences:
> > > diff -u tools/include/linux/bits.h include/linux/bits.h
>
> > > Please see tools/include/uapi/README for further details.
>
> > > Cc: Adrian Hunter <adrian.hunter@xxxxxxxxx>
> > > Cc: Ian Rogers <irogers@xxxxxxxxxx>
> > > Cc: James Clark <james.clark@xxxxxxxxxx>
> > > Cc: Jiri Olsa <jolsa@xxxxxxxxxx>
> > > Cc: Kan Liang <kan.liang@xxxxxxxxxxxxxxx>
> > > Cc: Lucas De Marchi <lucas.demarchi@xxxxxxxxx>
> > > Cc: Namhyung Kim <namhyung@xxxxxxxxxx>
> > > Cc: Vincent Mailhol <mailhol.vincent@xxxxxxxxxx>
> > > Cc: Yury Norov <yury.norov@xxxxxxxxx>
> > > Link: https://lore.kernel.org/r/
> > > Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
>
> > For what it is worth:
>
> > Acked-by: Vincent Mailhol <mailhol.vincent@xxxxxxxxxx>
>
> Very much appreciated, added to the cset.

But then there is one more:

1e7933a575ed8af4 ("uapi: Revert "bitops: avoid integer overflow in GENMASK(_ULL)"")

I updated the sync with this extra one.

- Arnaldo