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-rw-r--r--Documentation/git-check-ignore.txt5
1 files changed, 5 insertions, 0 deletions
diff --git a/Documentation/git-check-ignore.txt b/Documentation/git-check-ignore.txt
index 7e3cabc9dd..8e1f7ab7ea 100644
--- a/Documentation/git-check-ignore.txt
+++ b/Documentation/git-check-ignore.txt
@@ -81,6 +81,11 @@ not. (Without this option, it would be impossible to tell whether the
absence of output for a given file meant that it didn't match any
pattern, or that the output hadn't been generated yet.)
+Buffering happens as documented under the `GIT_FLUSH` option in
+linkgit:git[1]. The caller is responsible for avoiding deadlocks
+caused by overfilling an input buffer or reading from an empty output
+buffer.
+
EXIT STATUS
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