Draft: rust: Fix build error

Eder Zulianrequested to merge
ezulian/kernel-ark:os-build into os-build

On a PREEMPT_RT build, spin locks have been mapped to rt_mutex types, so avoid the raw_spinlock_init call for RT.

When CONFIG_DEBUG_SPINLOCK=y and CONFIG_PREEMPT_RT=y the following build error occurs:

https://lore.kernel.org/oe-kbuild-all/202409251238.vetlgXE9-lkp@intel.com/

Reported-by: kernel test robot lkp@intel.com
Closes: https://lore.kernel.org/oe-kbuild-all/202409251238.vetlgXE9-lkp@intel.com/
Signed-off-by: Eder Zulian ezulian@redhat.com

Edited by Eder Zulian

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