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-rw-r--r--include/fuse_lowlevel.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/fuse_lowlevel.h b/include/fuse_lowlevel.h
index 02e3806..93712f5 100644
--- a/include/fuse_lowlevel.h
+++ b/include/fuse_lowlevel.h
@@ -412,6 +412,9 @@ struct fuse_lowlevel_ops {
* Since file descriptors can be duplicated (dup, dup2, fork), for
* one open call there may be many flush calls.
*
+ * Filesystems shouldn't assume that flush will allways be called
+ * after some writes, or that if will be called at all.
+ *
* fi->fh will contain the value set by the open method, or will
* be undefined if the open method didn't set any value.
*