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authorDmitry Torokhov <dmitry.torokhov@gmail.com>2009-12-15 08:49:32 -0800
committerDmitry Torokhov <dmitry.torokhov@gmail.com>2009-12-15 08:49:32 -0800
commit7547a3e8a43d31aaf91c2daf5f597e43212ccddf (patch)
treeadd99b58ac3b490f6ede666b9dbf2333d87e24fa /include/linux/backing-dev.h
parent0f5e182dff576e6f3cd9b805834f18d11f2882aa (diff)
parent3ea6b3d0e6d0ffd91c0f8cadeb69b7133c038b32 (diff)
Merge commit 'linus' into next
Diffstat (limited to 'include/linux/backing-dev.h')
-rw-r--r--include/linux/backing-dev.h13
1 files changed, 13 insertions, 0 deletions
diff --git a/include/linux/backing-dev.h b/include/linux/backing-dev.h
index b449e738533..fcbc26af00e 100644
--- a/include/linux/backing-dev.h
+++ b/include/linux/backing-dev.h
@@ -331,4 +331,17 @@ static inline int bdi_sched_wait(void *word)
return 0;
}
+static inline void blk_run_backing_dev(struct backing_dev_info *bdi,
+ struct page *page)
+{
+ if (bdi && bdi->unplug_io_fn)
+ bdi->unplug_io_fn(bdi, page);
+}
+
+static inline void blk_run_address_space(struct address_space *mapping)
+{
+ if (mapping)
+ blk_run_backing_dev(mapping->backing_dev_info, NULL);
+}
+
#endif /* _LINUX_BACKING_DEV_H */