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-rw-r--r--include/linux/writeback.h10
1 files changed, 10 insertions, 0 deletions
diff --git a/include/linux/writeback.h b/include/linux/writeback.h
index fc1e16c25..e53abf2bf 100644
--- a/include/linux/writeback.h
+++ b/include/linux/writeback.h
@@ -100,6 +100,16 @@ struct writeback_control {
#endif
};
+static inline int wbc_to_write_flags(struct writeback_control *wbc)
+{
+ if (wbc->sync_mode == WB_SYNC_ALL)
+ return WRITE_SYNC;
+ else if (wbc->for_kupdate || wbc->for_background)
+ return WRITE_BG;
+
+ return 0;
+}
+
/*
* A wb_domain represents a domain that wb's (bdi_writeback's) belong to
* and are measured against each other in. There always is one global