Re: [PATCH] powerpc/64: Reclaim CPU_FTR_SUBCORE

2017-05-30 Thread Michael Ellerman
Balbir Singh writes: > On Mon, 29 May 2017 11:53:10 +1000 > Michael Ellerman wrote: > >> We are running low on CPU feature bits, so we only want to use them when >> it's really necessary. >> >> CPU_FTR_SUBCORE is only used in one place, and only in C, so we don't >> need it in order to make asm

Re: [PATCH] powerpc/64: Reclaim CPU_FTR_SUBCORE

2017-05-29 Thread Balbir Singh
On Mon, 29 May 2017 11:53:10 +1000 Michael Ellerman wrote: > We are running low on CPU feature bits, so we only want to use them when > it's really necessary. > > CPU_FTR_SUBCORE is only used in one place, and only in C, so we don't > need it in order to make asm patching work. It can only be se