From ea0ca93d6a306151c43c493cc9fe0b0d221f651a Mon Sep 17 00:00:00 2001 From: Gerald Schaefer Date: Tue, 29 Jan 2019 15:15:11 +0100 Subject: [PATCH] s390/setup: remove obsolete #ifdef The #ifdef CONFIG_DMA_API_DEBUG check in reserve_kernel() is no longer needed, since commit ea535e418c01 ("dma-debug: switch check from _text to _stext") changed the logic in lib/dma-debug.c, so remove it. Reviewed-by: Heiko Carstens Signed-off-by: Gerald Schaefer Signed-off-by: Martin Schwidefsky --- arch/s390/kernel/setup.c | 9 --------- 1 file changed, 9 deletions(-) diff --git a/arch/s390/kernel/setup.c b/arch/s390/kernel/setup.c index 5295e536515b3..0ff75b3750ea3 100644 --- a/arch/s390/kernel/setup.c +++ b/arch/s390/kernel/setup.c @@ -795,18 +795,9 @@ static void __init reserve_kernel(void) { unsigned long start_pfn = PFN_UP(__pa(_end)); -#ifdef CONFIG_DMA_API_DEBUG - /* - * DMA_API_DEBUG code stumbles over addresses from the - * range [PARMAREA_END, _stext]. Mark the memory as reserved - * so it is not used for CONFIG_DMA_API_DEBUG=y. - */ - memblock_reserve(0, PFN_PHYS(start_pfn)); -#else memblock_reserve(0, PARMAREA_END); memblock_reserve((unsigned long)_stext, PFN_PHYS(start_pfn) - (unsigned long)_stext); -#endif } static void __init setup_memory(void) -- 2.30.2