diff options
| author | Xishi Qiu <qiuxishi@huawei.com> | 2013-11-12 15:07:17 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2013-11-13 12:09:03 +0900 |
| commit | 6408068ee6ce9d80d66908a2c01a24ee88afd47d (patch) | |
| tree | 3df805278c0c6554dd7bf6d97d1e408135cccf6f | |
| parent | 8bfa3f9a012c4049f3d661f7a772cd9c27a7da99 (diff) | |
| download | linux-6408068ee6ce9d80d66908a2c01a24ee88afd47d.tar.bz2 | |
mm: use pgdat_end_pfn() to simplify the code in arch
Use "pgdat_end_pfn()" instead of "pgdat->node_start_pfn +
pgdat->node_spanned_pages". Simplify the code, no functional change.
Signed-off-by: Xishi Qiu <qiuxishi@huawei.com>
Cc: James Hogan <james.hogan@imgtec.com>
Cc: "Luck, Tony" <tony.luck@intel.com>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Paul Mundt <lethal@linux-sh.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
| -rw-r--r-- | arch/ia64/mm/init.c | 4 | ||||
| -rw-r--r-- | arch/metag/mm/init.c | 2 | ||||
| -rw-r--r-- | arch/powerpc/mm/numa.c | 3 | ||||
| -rw-r--r-- | arch/sh/mm/init.c | 2 |
4 files changed, 4 insertions, 7 deletions
diff --git a/arch/ia64/mm/init.c b/arch/ia64/mm/init.c index b6f7f43424ec..88504abf5704 100644 --- a/arch/ia64/mm/init.c +++ b/arch/ia64/mm/init.c @@ -357,9 +357,7 @@ int vmemmap_find_next_valid_pfn(int node, int i) end_address = (unsigned long) &vmem_map[pgdat->node_start_pfn + i]; end_address = PAGE_ALIGN(end_address); - - stop_address = (unsigned long) &vmem_map[ - pgdat->node_start_pfn + pgdat->node_spanned_pages]; + stop_address = (unsigned long) &vmem_map[pgdat_end_pfn(pgdat)]; do { pgd_t *pgd; diff --git a/arch/metag/mm/init.c b/arch/metag/mm/init.c index 249fff66add3..3cd6288f65c2 100644 --- a/arch/metag/mm/init.c +++ b/arch/metag/mm/init.c @@ -148,7 +148,7 @@ static void __init bootmem_init_one_node(unsigned int nid) if (!p->node_spanned_pages) return; - end_pfn = p->node_start_pfn + p->node_spanned_pages; + end_pfn = pgdat_end_pfn(p); #ifdef CONFIG_HIGHMEM if (end_pfn > max_low_pfn) end_pfn = max_low_pfn; diff --git a/arch/powerpc/mm/numa.c b/arch/powerpc/mm/numa.c index 33d67844062c..078d3e00a616 100644 --- a/arch/powerpc/mm/numa.c +++ b/arch/powerpc/mm/numa.c @@ -938,8 +938,7 @@ static void __init mark_reserved_regions_for_nid(int nid) unsigned long start_pfn = physbase >> PAGE_SHIFT; unsigned long end_pfn = PFN_UP(physbase + size); struct node_active_region node_ar; - unsigned long node_end_pfn = node->node_start_pfn + - node->node_spanned_pages; + unsigned long node_end_pfn = pgdat_end_pfn(node); /* * Check to make sure that this memblock.reserved area is diff --git a/arch/sh/mm/init.c b/arch/sh/mm/init.c index 33890fd267cb..2d089fe2cba9 100644 --- a/arch/sh/mm/init.c +++ b/arch/sh/mm/init.c @@ -231,7 +231,7 @@ static void __init bootmem_init_one_node(unsigned int nid) if (!p->node_spanned_pages) return; - end_pfn = p->node_start_pfn + p->node_spanned_pages; + end_pfn = pgdat_end_pfn(p); total_pages = bootmem_bootmap_pages(p->node_spanned_pages); |