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authorMel Gorman <mgorman@suse.de>2014-06-05 03:10:22 +0400
committerLinus Torvalds <torvalds@linux-foundation.org>2014-06-05 03:54:09 +0400
commitb745bc85f21ea707e4ea1a91948055fa3e72c77b (patch)
treee4d4e8b52ca84acf64b2f333485ecb6edcab8738 /include
parent7aeb09f9104b760fc53c98cb7d20d06640baf9e6 (diff)
downloadlinux-b745bc85f21ea707e4ea1a91948055fa3e72c77b.tar.xz
mm: page_alloc: convert hot/cold parameter and immediate callers to bool
cold is a bool, make it one. Make the likely case the "if" part of the block instead of the else as according to the optimisation manual this is preferred. Signed-off-by: Mel Gorman <mgorman@suse.de> Acked-by: Rik van Riel <riel@redhat.com> Cc: Johannes Weiner <hannes@cmpxchg.org> Cc: Vlastimil Babka <vbabka@suse.cz> Cc: Jan Kara <jack@suse.cz> Cc: Michal Hocko <mhocko@suse.cz> Cc: Hugh Dickins <hughd@google.com> Cc: Dave Hansen <dave.hansen@intel.com> Cc: Theodore Ts'o <tytso@mit.edu> Cc: "Paul E. McKenney" <paulmck@linux.vnet.ibm.com> Cc: Oleg Nesterov <oleg@redhat.com> Cc: Peter Zijlstra <peterz@infradead.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include')
-rw-r--r--include/linux/gfp.h4
-rw-r--r--include/linux/pagemap.h2
-rw-r--r--include/linux/swap.h2
3 files changed, 4 insertions, 4 deletions
diff --git a/include/linux/gfp.h b/include/linux/gfp.h
index d382db71e300..454c99fdb79d 100644
--- a/include/linux/gfp.h
+++ b/include/linux/gfp.h
@@ -371,8 +371,8 @@ void *alloc_pages_exact_nid(int nid, size_t size, gfp_t gfp_mask);
extern void __free_pages(struct page *page, unsigned int order);
extern void free_pages(unsigned long addr, unsigned int order);
-extern void free_hot_cold_page(struct page *page, int cold);
-extern void free_hot_cold_page_list(struct list_head *list, int cold);
+extern void free_hot_cold_page(struct page *page, bool cold);
+extern void free_hot_cold_page_list(struct list_head *list, bool cold);
extern void __free_kmem_pages(struct page *page, unsigned int order);
extern void free_kmem_pages(unsigned long addr, unsigned int order);
diff --git a/include/linux/pagemap.h b/include/linux/pagemap.h
index 718214c5584e..c16fb6d06e36 100644
--- a/include/linux/pagemap.h
+++ b/include/linux/pagemap.h
@@ -110,7 +110,7 @@ static inline void mapping_set_gfp_mask(struct address_space *m, gfp_t mask)
#define page_cache_get(page) get_page(page)
#define page_cache_release(page) put_page(page)
-void release_pages(struct page **pages, int nr, int cold);
+void release_pages(struct page **pages, int nr, bool cold);
/*
* speculatively take a reference to a page.
diff --git a/include/linux/swap.h b/include/linux/swap.h
index 9155bcdcce12..97cf16164c46 100644
--- a/include/linux/swap.h
+++ b/include/linux/swap.h
@@ -477,7 +477,7 @@ mem_cgroup_uncharge_swapcache(struct page *page, swp_entry_t ent, bool swapout)
#define free_page_and_swap_cache(page) \
page_cache_release(page)
#define free_pages_and_swap_cache(pages, nr) \
- release_pages((pages), (nr), 0);
+ release_pages((pages), (nr), false);
static inline void show_swap_cache_info(void)
{