Linux kernel bug fix: Revert "powerpc/rtas: Implement reentrant rtas call"
Subsystem: arch/powerpc (arch/powerpc/sysdev/xics/ics-rtas.c)
Bug type: crash, severity: security
Files changed: arch/powerpc/include/asm/paca.h;arch/powerpc/include/asm/rtas.h;arch/powerpc/kernel/paca.c;arch/powerpc/kernel/rtas.c;arch/powerpc/sysdev/xics/ics-rtas.c
Introduced by Leonardo Bras on 2020-06-02 20:59:08 +1000; fixed by Nathan Lynch on 2022-09-14 22:43:13 +1000 (lifetime: 834 days)