Linux kernel bug fix: powerpc/security: Fix link stack flush instruction
Subsystem: arch/powerpc (arch/powerpc/include/asm/asm-prototypes.h)
Bug type: crash, severity: security
Files changed: arch/powerpc/include/asm/asm-prototypes.h;arch/powerpc/kernel/entry_64.S;arch/powerpc/kernel/security.c
Introduced by Nicholas Piggin on 2020-07-16 13:12:32 +1000; fixed by Nicholas Piggin on 2020-10-08 12:50:52 +1100 (lifetime: 83 days)