Subject: Re: powerpc: remove checks for CONFIG_BOOK3E_MMU_TLB_STATS

From: Scott Wood <[email-masked]>
Date: Thu, 22 May 2014 17:37:58 -0500

On Tue, May 20, 2014 at 07:55:50PM +0200, Paul Bolle wrote:
> Three checks for CONFIG_BOOK3E_MMU_TLB_STATS were added in v2.6.32. But
> the related Kconfig symbol was never added. These checks have always
> evaluated to false. Remove them.
> 
> Signed-off-by: Paul Bolle <[email-masked]>
> 
> ---
> Untested.
> 
> A second order cleanup is now possible (ie, TLB_MISS_PROLOG_STATS and
> friends are, well, defined away). Perhaps it is preferable to include
> that cleanup in this patch.
> 
>  arch/powerpc/include/asm/exception-64e.h | 38 --------------------------------
>  arch/powerpc/mm/tlb_low_64e.S            | 10 ---------
>  2 files changed, 48 deletions(-)

/home/scott/fsl/git/linux/upstream/arch/powerpc/mm/tlb_low_64e.S: Assembler messages:
/home/scott/fsl/git/linux/upstream/arch/powerpc/mm/tlb_low_64e.S:89: Error: unrecognized opcode: `tlb_miss_prolog_stats'
/home/scott/fsl/git/linux/upstream/arch/powerpc/mm/tlb_low_64e.S:238: Error: unrecognized opcode: `tlb_miss_prolog_stats'
/home/scott/fsl/git/linux/upstream/arch/powerpc/mm/tlb_low_64e.S:269: Error: unrecognized opcode: `tlb_miss_prolog_stats'
/home/scott/fsl/git/linux/upstream/arch/powerpc/mm/tlb_low_64e.S:281: Error: unrecognized opcode: `tlb_miss_prolog_stats'
/home/scott/fsl/git/linux/upstream/arch/powerpc/mm/tlb_low_64e.S:441: Error: unrecognized opcode: `tlb_miss_prolog_stats'
/home/scott/fsl/git/linux/upstream/arch/powerpc/mm/tlb_low_64e.S:510: Error: unrecognized opcode: `tlb_miss_prolog_stats'
/home/scott/fsl/git/linux/upstream/arch/powerpc/mm/tlb_low_64e.S:881: Error: unrecognized opcode: `tlb_miss_prolog_stats'
/home/scott/fsl/git/linux/upstream/arch/powerpc/mm/tlb_low_64e.S:918: Error: unrecognized opcode: `tlb_miss_prolog_stats'

-Scott