Linux kernel bug fix: powerpc/pkeys: key allocation/deallocation must not change pkey registers
Subsystem: arch/powerpc (arch/powerpc/include/asm/pkeys.h)
Bug type: crash, severity: high
Files changed: arch/powerpc/include/asm/pkeys.h;arch/powerpc/mm/pkeys.c
Introduced by Ram Pai on 2018-01-21 01:06:10 +1100; fixed by Ram Pai on 2018-07-24 21:34:08 +1000 (lifetime: 184 days)