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authorSheng Yong <shengyong1@huawei.com>2015-04-14 15:44:54 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2015-04-14 16:49:00 -0700
commit19c07d5e0414261bd7ec3d8419dd26f468ef69d9 (patch)
tree51cf67b5ebd9d96bfe2514fe128576ecca257581 /drivers
parent1575e68b3c1111aca9779ecbdb106a4aa563f01f (diff)
memory hotplug: use macro to switch between section and pfn
Use macro section_nr_to_pfn() to switch between section and pfn, instead of open-coding it. No semantic changes. Signed-off-by: Sheng Yong <shengyong1@huawei.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/base/memory.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/base/memory.c b/drivers/base/memory.c
index af9c911cd6b5..ab5c9a7dfeca 100644
--- a/drivers/base/memory.c
+++ b/drivers/base/memory.c
@@ -228,7 +228,7 @@ memory_block_action(unsigned long phys_index, unsigned long action, int online_t
struct page *first_page;
int ret;
- start_pfn = phys_index << PFN_SECTION_SHIFT;
+ start_pfn = section_nr_to_pfn(phys_index);
first_page = pfn_to_page(start_pfn);
switch (action) {