[RESEND PATCH v5 1/2] sched/deadline: Add cpudl_maximum_dl() for better readability

From: Byungchul Park
Date: Mon Jun 18 2018 - 00:58:32 EST


Changes from v4
- Fix a typo in cpudl_init() of the 2nd patch

Changes from v3
- Rebase onto the latest tip/sched/core
- Apply what Joel suggests, to set cp->elements[0].cpu to -1
when the heap becomes empty in cpudl_clear()

Changes from v2
- Run spellchecker over the text and fix typos
- Add acked-by Daniel

Changes from v1
- Enhance commit msg
- Prevent WARN in cpumask_test_cpu() in cpudl_find() when best_cpu == -1

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