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stop_machine: Use raw spinlocks
authorThomas Gleixner <[email protected]>
Mon, 23 Apr 2018 19:16:35 +0000 (21:16 +0200)
committerThomas Gleixner <[email protected]>
Fri, 27 Apr 2018 12:34:51 +0000 (14:34 +0200)
commitde5b55c1d4e30740009864eb35ce4ed856aac01d
treef9cbc737eace0d3ac350c478197a851607f3eea0tree | snapshot
parent02acc80d19edb0d5684c997b2004ad19f9f5236ecommit | diff
stop_machine: Use raw spinlocks

Use raw-locks in stop_machine() to allow locking in irq-off and
preempt-disabled regions on -RT. This also documents the possible locking
context in general.

[bigeasy: update patch description.]
Signed-off-by: Thomas Gleixner <[email protected]>
Signed-off-by: Sebastian Andrzej Siewior <[email protected]>
Link: https://lkml.kernel.org/r/[email protected]
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