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authorAlexey Dobriyan <adobriyan@gmail.com>2009-09-23 15:57:32 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2009-09-24 07:21:05 -0700
commit858f09930b32c11b40fd0c5c467982ba09b10894 (patch)
tree43972de84d69d61904f4f24ff78f99a3a82c2ff3 /include
parentb873c2f34ecd4a5a69b41b852cbc365694541c5f (diff)
aio: ifdef fields in mm_struct
->ioctx_lock and ->ioctx_list are used only under CONFIG_AIO. Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com> Cc: Zach Brown <zach.brown@oracle.com> Cc: Benjamin LaHaise <bcrl@kvack.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/mm_types.h5
1 files changed, 2 insertions, 3 deletions
diff --git a/include/linux/mm_types.h b/include/linux/mm_types.h
index 0042090a4d7..6b7029ab9c8 100644
--- a/include/linux/mm_types.h
+++ b/include/linux/mm_types.h
@@ -259,11 +259,10 @@ struct mm_struct {
unsigned long flags; /* Must use atomic bitops to access the bits */
struct core_state *core_state; /* coredumping support */
-
- /* aio bits */
+#ifdef CONFIG_AIO
spinlock_t ioctx_lock;
struct hlist_head ioctx_list;
-
+#endif
#ifdef CONFIG_MM_OWNER
/*
* "owner" points to a task that is regarded as the canonical