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| author |   Xishi Qiu <qiuxishi@huawei.com> | 2013-09-11 14:21:45 -0700 |
|---|---|---|
| committer |   Linus Torvalds <torvalds@linux-foundation.org> | 2013-09-11 15:57:38 -0700 |
| commit | 8080fc038e91265e1002df7cae805fc17bb772fc (patch) | |
| tree | 1a42d8550e638b436a7f96ed333f0a4da6e5afcf /mm/page_alloc.c | |
| parent | mm: use zone_end_pfn() instead of zone_start_pfn+spanned_pages (diff) | |
| download | linux-dev-8080fc038e91265e1002df7cae805fc17bb772fc.tar.xz linux-dev-8080fc038e91265e1002df7cae805fc17bb772fc.zip | |
mm: use zone_is_empty() instead of if(zone->spanned_pages)
Use "zone_is_empty()" instead of "if (zone->spanned_pages)".
Simplify the code, no functional change.
Signed-off-by: Xishi Qiu <qiuxishi@huawei.com>
Cc: Cody P Schafer <cody@linux.vnet.ibm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to '')
| -rw-r--r-- | mm/page_alloc.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/mm/page_alloc.c b/mm/page_alloc.c index f885eb827159..7c3f8d7e2d8e 100644 --- a/mm/page_alloc.c +++ b/mm/page_alloc.c @@ -1306,7 +1306,7 @@ void mark_free_pages(struct zone *zone) int order, t; struct list_head *curr; - if (!zone->spanned_pages) + if (zone_is_empty(zone)) return; spin_lock_irqsave(&zone->lock, flags); |