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On Mon, Sep 19, 2022 at 2:06 PM Yury Norov [off-list ref] wrote:

After switching cpumask to use nr_cpu_ids in [1], cpumask_check() started
generating many false-positive warnings. There are some more issues with
the cpumask_check() that brake it.

This series fixes cpumask_check() mess and addresses most of the
false-positive warnings observed on boot of x86_64 and arm64.

[1] https://lore.kernel.org/lkml/20220905230820.3295223-4-yury.norov@gmail.com/T/ (local)

Yury Norov (7):
  cpumask: fix checking valid cpu range
  net: fix cpu_max_bits_warn() usage in netif_attrmask_next{,_and}
  cpumask: switch for_each_cpu{,_not} to use for_each_bit()
  lib/find_bit: add find_next{,_and}_bit_wrap
  lib/bitmap: introduce for_each_set_bit_wrap() macro
  lib/find: optimize for_each() macros
  lib/bitmap: add tests for for_each() iterators

 include/linux/cpumask.h   |  37 ++----
 include/linux/find.h      | 140 +++++++++++++++++-----
 include/linux/netdevice.h |  10 +-
 lib/cpumask.c             |  12 +-
 lib/test_bitmap.c         | 244 +++++++++++++++++++++++++++++++++++++-
 5 files changed, 375 insertions(+), 68 deletions(-)

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2.34.1