Re: [GIT PULL] bitmap changes for 6.10

Re: [GIT PULL] bitmap changes for 6.10

[Yury Norov]

+ linux-kernel@vger.kernel.org

On Mon, May 13, 2024 at 09:28:25AM -0700, Yury Norov wrote:
> The following changes since commit 678e14c772130d3a83225ed56fb9860a40bca38b:
> 
>   Merge tag 'soc-fixes-6.9-1' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc (2024-04-12 13:02:27 -0700)
> 
> are available in the Git repository at:
> 
>   https://github.com:/norov/linux.git tags/bitmap-for-6.10
> 
> for you to fetch changes up to c3052c2f53d3546a53f05165a62a2d31abab0e27:
> 
>   usercopy: Don't use "proxy" headers (2024-05-09 09:25:09 -0700)
> 
> ----------------------------------------------------------------
> bitmap patches for 6.10
> 
> Hi Linus,
> 
> Please pull patches for 6.10. This includes:
>  - topology_span_sane() optimization from Kyle Meyer;
>  - fns() rework from Kuan-Wei Chiu and me (used in
>    cpumask_local_spread() and other places); and
>  - headers cleanup from Andy.
> 
> This also adds a MAINTAINERS record for bitops API as it's unattended,
> and I'd like to follow it closer.
> 
> Thanks,
> Yury
> 
> ----------------------------------------------------------------
> Andy Shevchenko (2):
>       bitops: Move aligned_byte_mask() to wordpart.h
>       usercopy: Don't use "proxy" headers
> 
> Kuan-Wei Chiu (2):
>       lib/test_bitops: Add benchmark test for fns()
>       bitops: Optimize fns() for improved performance
> 
> Kyle Meyer (2):
>       cpumask: Add for_each_cpu_from()
>       sched/topology: Optimize topology_span_sane()
> 
> Yury Norov (5):
>       Compiler Attributes: Add __always_used macro
>       lib: make test_bitops compilable into the kernel image
>       bitmap: relax find_nth_bit() limitation on return value
>       bitops: squeeze even more out of fns()
>       MAINTAINERS: add BITOPS API record
> 
>  MAINTAINERS                         | 14 ++++++++++
>  include/linux/bitops.h              | 55 +++++++++++++++++++++++++------------
>  include/linux/compiler_attributes.h | 13 +++++++++
>  include/linux/cpumask.h             | 10 +++++++
>  include/linux/find.h                |  2 +-
>  include/linux/wordpart.h            |  7 +++++
>  kernel/sched/topology.c             |  6 ++--
>  lib/Kconfig.debug                   |  1 -
>  lib/find_bit.c                      |  2 +-
>  lib/test_bitmap.c                   |  4 +--
>  lib/test_bitops.c                   | 28 +++++++++++++++++++
>  lib/usercopy.c                      |  9 ++++--
>  12 files changed, 122 insertions(+), 29 deletions(-)