summaryrefslogtreecommitdiff
path: root/include/linux/page_owner.h
diff options
context:
space:
mode:
authorMark Brown <broonie@kernel.org>2015-08-06 12:34:41 +0100
committerMark Brown <broonie@kernel.org>2015-08-06 12:34:41 +0100
commit113adf21cf1ed49b57098c1d0d6b38ffbe9ea1e6 (patch)
tree90505c4418561b98f773e5f7b549399e2868c239 /include/linux/page_owner.h
parentc3879956957b8de9fd6cbad604e668fd00c6506c (diff)
parent996034b117b467709dec7811ef134063934fa626 (diff)
Merge tag 'asoc-fix-v4.2-rc3' into asoc-fix-topology
ASoC: Fixes for v4.2 A lot of small fixes here, a few to the core: - Fix for binding DAPM stream widgets on devices with prefixes assigned to them - Minor fixes for the newly added topology interfaces - Locking and memory leak fixes for DAPM - Driver specific fixes
Diffstat (limited to 'include/linux/page_owner.h')
-rw-r--r--include/linux/page_owner.h13
1 files changed, 13 insertions, 0 deletions
diff --git a/include/linux/page_owner.h b/include/linux/page_owner.h
index b48c3471c254..cacaabea8a09 100644
--- a/include/linux/page_owner.h
+++ b/include/linux/page_owner.h
@@ -8,6 +8,7 @@ extern struct page_ext_operations page_owner_ops;
extern void __reset_page_owner(struct page *page, unsigned int order);
extern void __set_page_owner(struct page *page,
unsigned int order, gfp_t gfp_mask);
+extern gfp_t __get_page_owner_gfp(struct page *page);
static inline void reset_page_owner(struct page *page, unsigned int order)
{
@@ -25,6 +26,14 @@ static inline void set_page_owner(struct page *page,
__set_page_owner(page, order, gfp_mask);
}
+
+static inline gfp_t get_page_owner_gfp(struct page *page)
+{
+ if (likely(!page_owner_inited))
+ return 0;
+
+ return __get_page_owner_gfp(page);
+}
#else
static inline void reset_page_owner(struct page *page, unsigned int order)
{
@@ -33,6 +42,10 @@ static inline void set_page_owner(struct page *page,
unsigned int order, gfp_t gfp_mask)
{
}
+static inline gfp_t get_page_owner_gfp(struct page *page)
+{
+ return 0;
+}
#endif /* CONFIG_PAGE_OWNER */
#endif /* __LINUX_PAGE_OWNER_H */