CONFIG_LOWMEM_CAM_NUM was unnecessarily restricted to one fewer than NUM_TLBCAMS. However, all comparisons to CONFIG_LOWMEM_CAM_NUM are "less than" tests, so comparing 0-based CAM indexes to the maximum number of CAMs is safe.
Signed-off-by: Aaron Sierra <[email protected]> --- arch/powerpc/mm/fsl_booke_mmu.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/powerpc/mm/fsl_booke_mmu.c b/arch/powerpc/mm/fsl_booke_mmu.c index 07ba45b..92685d8 100644 --- a/arch/powerpc/mm/fsl_booke_mmu.c +++ b/arch/powerpc/mm/fsl_booke_mmu.c @@ -197,8 +197,8 @@ unsigned long map_mem_in_cams(unsigned long ram, int max_cam_idx) #ifdef CONFIG_PPC32 -#if defined(CONFIG_LOWMEM_CAM_NUM_BOOL) && (CONFIG_LOWMEM_CAM_NUM >= NUM_TLBCAMS) -#error "LOWMEM_CAM_NUM must be less than NUM_TLBCAMS" +#if defined(CONFIG_LOWMEM_CAM_NUM_BOOL) && (CONFIG_LOWMEM_CAM_NUM > NUM_TLBCAMS) +#error "LOWMEM_CAM_NUM must not exceed NUM_TLBCAMS" #endif unsigned long __init mmu_mapin_ram(unsigned long top) -- 1.7.9.5 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
