From: Heiko Carstens <[email protected]>
For non-64BIT systems all memory is DMA capable.
Cc: Christoph Lameter <[email protected]>
Cc: Martin Schwidefsky <[email protected]>
Signed-off-by: Heiko Carstens <[email protected]>
---
arch/s390/Kconfig | 4 ++--
arch/s390/mm/init.c | 1 -
2 files changed, 2 insertions(+), 3 deletions(-)
Index: linux-2.6.19-rc2-mm2/arch/s390/Kconfig
===================================================================
--- linux-2.6.19-rc2-mm2.orig/arch/s390/Kconfig 2006-10-24 14:19:18.000000000 +0200
+++ linux-2.6.19-rc2-mm2/arch/s390/Kconfig 2006-10-24 14:19:40.000000000 +0200
@@ -8,8 +8,8 @@
default y
config ZONE_DMA
- bool
- default y
+ def_bool y
+ depends on 64BIT
config LOCKDEP_SUPPORT
bool
Index: linux-2.6.19-rc2-mm2/arch/s390/mm/init.c
===================================================================
--- linux-2.6.19-rc2-mm2.orig/arch/s390/mm/init.c 2006-10-24 14:19:32.000000000 +0200
+++ linux-2.6.19-rc2-mm2/arch/s390/mm/init.c 2006-10-24 14:19:52.000000000 +0200
@@ -106,7 +106,6 @@
ro_end_pfn = PFN_UP((unsigned long)&__end_rodata);
memset(max_zone_pfns, 0, sizeof(max_zone_pfns));
- max_zone_pfns[ZONE_DMA] = max_low_pfn;
max_zone_pfns[ZONE_NORMAL] = max_low_pfn;
free_area_init_nodes(max_zone_pfns);
-
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