[PATCH 13/19] lib/radix-tree.c: Change to simpler include

The comment helpfully explains why hardirq.h is included, but since 2d4b84739f0a ("hardirq: Split preempt count mask definitions") in_interrupt() has been provided by preempt_mask.h. Use that instead, saving around 40 lines in the generated dependency file. Signed-off-by: Rasmus Villemoes ---

[PATCH 13/19] lib/radix-tree.c: Change to simpler include

The comment helpfully explains why hardirq.h is included, but since 2d4b84739f0a (hardirq: Split preempt count mask definitions) in_interrupt() has been provided by preempt_mask.h. Use that instead, saving around 40 lines in the generated dependency file. Signed-off-by: Rasmus Villemoes