This way writeback.h doesn't need to pull in blk_types.h.
Signed-off-by: Christoph Hellwig <h...@lst.de>
---
fs/fs-writeback.c | 13 +++++++++++++
include/linux/writeback.h | 11 +----------
2 files changed, 14 insertions(+), 10 deletions(-)
diff --git a/fs/fs-writeback.c b/fs/fs-writeback.c
index 63ee2940775c..51b65591afe1 100644
--- a/fs/fs-writeback.c
+++ b/fs/fs-writeback.c
@@ -59,6 +59,19 @@ struct wb_writeback_work {
struct wb_completion *done; /* set if the caller waits */
};
+#ifdef CONFIG_BLOCK
+int wbc_to_write_flags(struct writeback_control *wbc)
+{
+ if (wbc->sync_mode == WB_SYNC_ALL)
+ return REQ_SYNC;
+ else if (wbc->for_kupdate || wbc->for_background)
+ return REQ_BACKGROUND;
+
+ return 0;
+}
+EXPORT_SYMBOL_GPL(wbc_to_write_flags);
+#endif
+
/*
* If one wants to wait for one or more wb_writeback_works, each work's
* ->done should be set to a wb_completion defined using the following
diff --git a/include/linux/writeback.h b/include/linux/writeback.h
index d5815794416c..c5ae6ef9b317 100644
--- a/include/linux/writeback.h
+++ b/include/linux/writeback.h
@@ -9,7 +9,6 @@
#include <linux/fs.h>
#include <linux/flex_proportions.h>
#include <linux/backing-dev-defs.h>
-#include <linux/blk_types.h>
struct bio;
@@ -103,15 +102,7 @@ struct writeback_control {
#endif
};
-static inline int wbc_to_write_flags(struct writeback_control *wbc)
-{
- if (wbc->sync_mode == WB_SYNC_ALL)
- return REQ_SYNC;
- else if (wbc->for_kupdate || wbc->for_background)
- return REQ_BACKGROUND;
-
- return 0;
-}
+int wbc_to_write_flags(struct writeback_control *wbc);
/*
* A wb_domain represents a domain that wb's (bdi_writeback's) belong to
--
2.11.0
--
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