Linux kernel bug fix: powerpc/xive: Implement get_irqchip_state method for XIVE to fix shutdown race
Subsystem: arch/powerpc (arch/powerpc/kvm/book3s_xive_native.c)
Bug type: race-condition, severity: security
Keywords: race condition
Files changed: arch/powerpc/include/asm/xive.h;arch/powerpc/kvm/book3s_xive.c;arch/powerpc/kvm/book3s_xive.h;arch/powerpc/kvm/book3s_xive_native.c;arch/powerpc/sysdev/xive/common.c
Introduced by Benjamin Herrenschmidt on 2017-04-10 21:41:34 +1000; fixed by Paul Mackerras on 2019-08-16 14:16:59 +1000 (lifetime: 857 days)