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 <heiko.carstens@de.ibm.com>
Signed-off-by: Gerald Schaefer <gerald.schaefer@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>

diff --git a/arch/s390/kernel/setup.c b/arch/s390/kernel/setup.c
index 5295e536515b3355add4c72f7bfb435e4763674b..0ff75b3750ea39263e12418127b9aa041e8f285c 100644 (file)
--- 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)