[PATCH] pi-futex: introduce debug_check_no_locks_freed()

Add debug_check_no_locks_freed(), as a central inline to add
bad-lock-free-debugging functionality to.

Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Arjan van de Ven <arjan@linux.intel.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

1 files changed, 8 insertions, 2 deletions

diff --git a/include/linux/mm.h b/include/linux/mm.h
index ff1fa87df8d0..0ac255720f34 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -1030,13 +1030,19 @@ static inline void vm_stat_account(struct mm_struct *mm,
 }
 #endif /* CONFIG_PROC_FS */
 
+static inline void
+debug_check_no_locks_freed(const void *from, unsigned long len)
+{
+        mutex_debug_check_no_locks_freed(from, len);
+}
+
 #ifndef CONFIG_DEBUG_PAGEALLOC
 static inline void
 kernel_map_pages(struct page *page, int numpages, int enable)
 {
         if (!PageHighMem(page) && !enable)
-                mutex_debug_check_no_locks_freed(page_address(page),
-                                                 numpages * PAGE_SIZE);
+                debug_check_no_locks_freed(page_address(page),
+                                           numpages * PAGE_SIZE);
 }
 #endif