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| author |   Nick Piggin <nickpiggin@yahoo.com.au> | 2006-01-06 00:11:01 -0800 |
|---|---|---|
| committer |   Linus Torvalds <torvalds@g5.osdl.org> | 2006-01-06 08:33:25 -0800 |
| commit | 085cc7d5de3cc662da7ea78296464a0d52f3f01f (patch) | |
| tree | 0fc8bc9ef25929b1bfc2bfb444eb62e6bc5468ff /mm/page_alloc.c | |
| parent | [PATCH] mm: page_state fixes (diff) | |
| download | linux-dev-085cc7d5de3cc662da7ea78296464a0d52f3f01f.tar.xz linux-dev-085cc7d5de3cc662da7ea78296464a0d52f3f01f.zip | |
[PATCH] mm: page_alloc cleanups
Small cleanups that does not change generated code with the gcc's I've tested
with.
Signed-off-by: Nick Piggin <npiggin@suse.de>
Cc: Hugh Dickins <hugh@veritas.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'mm/page_alloc.c')
| -rw-r--r-- | mm/page_alloc.c | 16 |
1 files changed, 6 insertions, 10 deletions
diff --git a/mm/page_alloc.c b/mm/page_alloc.c index 379618747deb..925b0b985f79 100644 --- a/mm/page_alloc.c +++ b/mm/page_alloc.c @@ -447,8 +447,7 @@ void __free_pages_ok(struct page *page, unsigned int order) * * -- wli */ -static inline struct page * -expand(struct zone *zone, struct page *page, +static inline void expand(struct zone *zone, struct page *page, int low, int high, struct free_area *area) { unsigned long size = 1 << high; @@ -462,7 +461,6 @@ expand(struct zone *zone, struct page *page, area->nr_free++; set_page_order(&page[size], high); } - return page; } /* @@ -522,7 +520,8 @@ static struct page *__rmqueue(struct zone *zone, unsigned int order) rmv_page_order(page); area->nr_free--; zone->free_pages -= 1UL << order; - return expand(zone, page, order, current_order, area); + expand(zone, page, order, current_order, area); + return page; } return NULL; @@ -537,19 +536,16 @@ static int rmqueue_bulk(struct zone *zone, unsigned int order, unsigned long count, struct list_head *list) { int i; - int allocated = 0; - struct page *page; spin_lock(&zone->lock); for (i = 0; i < count; ++i) { - page = __rmqueue(zone, order); - if (page == NULL) + struct page *page = __rmqueue(zone, order); + if (unlikely(page == NULL)) break; - allocated++; list_add_tail(&page->lru, list); } spin_unlock(&zone->lock); - return allocated; + return i; } #ifdef CONFIG_NUMA |