Merge tag 'x86-percpu-2024-05-13' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull x86 percpu updates from Ingo Molnar:

 - Expand the named address spaces optimizations down to
   GCC 9.1+.

 - Re-enable named address spaces with sanitizers for GCC 13.3+

 - Generate better this_percpu_xchg_op() code

 - Introduce raw_cpu_read_long() to reduce ifdeffery

 - Simplify the x86_this_cpu_test_bit() et al macros

 - Address Sparse warnings

 - Misc cleanups & fixes

* tag 'x86-percpu-2024-05-13' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  x86/percpu: Introduce raw_cpu_read_long() to reduce ifdeffery
  x86/percpu: Rewrite x86_this_cpu_test_bit() and friends as macros
  x86/percpu: Fix x86_this_cpu_variable_test_bit() asm template
  x86/percpu: Re-enable named address spaces with sanitizers for GCC 13.3+
  x86/percpu: Use __force to cast from __percpu address space
  x86/percpu: Do not use this_cpu_read_stable_8() for 32-bit targets
  x86/percpu: Unify arch_raw_cpu_ptr() defines
  x86/percpu: Enable named address spaces for GCC 9.1+
  x86/percpu: Re-enable named address spaces with KASAN for GCC 13.3+
  x86/percpu: Move raw_percpu_xchg_op() to a better place
  x86/percpu: Convert this_percpu_xchg_op() from asm() to C code, to generate better code

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