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| author | Sheng Yong <shengyong1@huawei.com> | 2015-04-14 15:44:54 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2015-04-14 16:49:00 -0700 |
| commit | 19c07d5e0414261bd7ec3d8419dd26f468ef69d9 (patch) | |
| tree | 51cf67b5ebd9d96bfe2514fe128576ecca257581 /mm/memory_hotplug.c | |
| parent | 1575e68b3c1111aca9779ecbdb106a4aa563f01f (diff) | |
| download | lwn-19c07d5e0414261bd7ec3d8419dd26f468ef69d9.tar.gz lwn-19c07d5e0414261bd7ec3d8419dd26f468ef69d9.zip | |
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 'mm/memory_hotplug.c')
| -rw-r--r-- | mm/memory_hotplug.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c index 65842d688b7c..aaec7758eec3 100644 --- a/mm/memory_hotplug.c +++ b/mm/memory_hotplug.c @@ -502,7 +502,7 @@ int __ref __add_pages(int nid, struct zone *zone, unsigned long phys_start_pfn, end_sec = pfn_to_section_nr(phys_start_pfn + nr_pages - 1); for (i = start_sec; i <= end_sec; i++) { - err = __add_section(nid, zone, i << PFN_SECTION_SHIFT); + err = __add_section(nid, zone, section_nr_to_pfn(i)); /* * EEXIST is finally dealt with by ioresource collision |