unwind: Make unwind_task_info::unwind_mask consistent

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The unwind_task_info::unwind_mask was manipulated using a mixture of:

  regular store
  WRITE_ONCE()
  try_cmpxchg()
  set_bit()
  atomic_long_*()

Clean up and make it consistently atomic_long_t.

Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Link: https://patch.msgid.link/20250924080119.384384486@infradead.org

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Peter Zijlstra 2025-09-22 16:09:17 +02:00

parent 42b9138f81

commit 639214f65b

3 changed files with 13 additions and 11 deletions

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17

kernel/unwind/deferred.c

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