[PATCH 4.15 27/64] x86/apic/vector: Handle vector release on CPU unplug correctly

2018-02-26 Thread Greg Kroah-Hartman
4.15-stable review patch. If anyone has any objections, please let me know. -- From: Thomas Gleixner commit e84cf6aa501c58bf4bf451f1e425192ec090aed2 upstream. When a irq vector is replaced, then the previous vector is normally released when the first

[PATCH 4.15 27/64] x86/apic/vector: Handle vector release on CPU unplug correctly

2018-02-26 Thread Greg Kroah-Hartman
4.15-stable review patch. If anyone has any objections, please let me know. -- From: Thomas Gleixner commit e84cf6aa501c58bf4bf451f1e425192ec090aed2 upstream. When a irq vector is replaced, then the previous vector is normally released when the first interrupt happens on the