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Subject[PATCH 18/23] ia64: Use HAVE_MEMBLOCK_NODE_MAP
Date
ia64 used early_node_map[] just to prime free_area_init_nodes().  Now
memblock can be used for the same purpose and early_node_map[] is
scheduled to be dropped. Use memblock instead.

Signed-off-by: Tejun Heo <tj@kernel.org>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Yinghai Lu <yinghai@kernel.org>
Cc: Tony Luck <tony.luck@intel.com>
Cc: Fenghua Yu <fenghua.yu@intel.com>
Cc: linux-ia64@vger.kernel.org
---
Only compile tested (both contig and discontig).

arch/ia64/Kconfig | 3 +++
arch/ia64/mm/contig.c | 3 ++-
arch/ia64/mm/init.c | 4 ++--
3 files changed, 7 insertions(+), 3 deletions(-)

diff --git a/arch/ia64/Kconfig b/arch/ia64/Kconfig
index 38280ef..e8b9cd7 100644
--- a/arch/ia64/Kconfig
+++ b/arch/ia64/Kconfig
@@ -23,6 +23,9 @@ config IA64
select HAVE_ARCH_TRACEHOOK
select HAVE_DMA_API_DEBUG
select HAVE_GENERIC_HARDIRQS
+ select HAVE_MEMBLOCK
+ select HAVE_MEMBLOCK_NODE_MAP
+ select ARCH_DISCARD_MEMBLOCK
select GENERIC_IRQ_PROBE
select GENERIC_PENDING_IRQ if SMP
select IRQ_PER_CPU
diff --git a/arch/ia64/mm/contig.c b/arch/ia64/mm/contig.c
index f114a3b..1516d1d 100644
--- a/arch/ia64/mm/contig.c
+++ b/arch/ia64/mm/contig.c
@@ -16,6 +16,7 @@
*/
#include <linux/bootmem.h>
#include <linux/efi.h>
+#include <linux/memblock.h>
#include <linux/mm.h>
#include <linux/nmi.h>
#include <linux/swap.h>
@@ -348,7 +349,7 @@ paging_init (void)
printk("Virtual mem_map starts at 0x%p\n", mem_map);
}
#else /* !CONFIG_VIRTUAL_MEM_MAP */
- add_active_range(0, 0, max_low_pfn);
+ memblock_add_node(0, PFN_PHYS(max_low_pfn), 0);
free_area_init_nodes(max_zone_pfns);
#endif /* !CONFIG_VIRTUAL_MEM_MAP */
zero_page_memmap_ptr = virt_to_page(ia64_imva(empty_zero_page));
diff --git a/arch/ia64/mm/init.c b/arch/ia64/mm/init.c
index 00cb0e2..13df239d 100644
--- a/arch/ia64/mm/init.c
+++ b/arch/ia64/mm/init.c
@@ -10,6 +10,7 @@
#include <linux/bootmem.h>
#include <linux/efi.h>
#include <linux/elf.h>
+#include <linux/memblock.h>
#include <linux/mm.h>
#include <linux/mmzone.h>
#include <linux/module.h>
@@ -557,8 +558,7 @@ int __init register_active_ranges(u64 start, u64 len, int nid)
#endif

if (start < end)
- add_active_range(nid, __pa(start) >> PAGE_SHIFT,
- __pa(end) >> PAGE_SHIFT);
+ memblock_add_node(__pa(start), end - start, nid);
return 0;
}

--
1.7.6


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