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authorIngo Molnar <mingo@elte.hu>2010-03-04 13:51:29 +0300
committerIngo Molnar <mingo@elte.hu>2010-03-04 13:51:29 +0300
commite02c4fd3142dfb9412531bbfabd510a2a7c6ea46 (patch)
tree61b64506b2c016e050f940a89d1ffd36b7c00fdf /include/linux/mm.h
parentae1f30384baef4056438d81b305a6a5199b0d16c (diff)
parentac91d85456372a90af5b85eb6620fd2efb1e431b (diff)
downloadlinux-e02c4fd3142dfb9412531bbfabd510a2a7c6ea46.tar.xz
Merge branch 'tip/tracing/urgent' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-2.6-trace into tracing/urgent
Diffstat (limited to 'include/linux/mm.h')
-rw-r--r--include/linux/mm.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/mm.h b/include/linux/mm.h
index 60c467bfbabd..8b2fa8593c61 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -265,6 +265,8 @@ static inline int get_page_unless_zero(struct page *page)
return atomic_inc_not_zero(&page->_count);
}
+extern int page_is_ram(unsigned long pfn);
+
/* Support for virtually mapped pages */
struct page *vmalloc_to_page(const void *addr);
unsigned long vmalloc_to_pfn(const void *addr);