13111: Clarify Child() comment.

Arvados-DCO-1.1-Signed-off-by: Tom Clegg <tclegg@veritasgenetics.com>

diff --git a/sdk/go/arvados/fs_base.go b/sdk/go/arvados/fs_base.go
index 369b4bb9420b779846304f69662e4596e4cb6d0a..fa43cca0fab610f1ebf09a26f827792e538ffb27 100644 (file)
--- a/sdk/go/arvados/fs_base.go
+++ b/sdk/go/arvados/fs_base.go
@@ -103,6 +103,9 @@ type inode interface {
 
        // Child() performs lookups and updates of named child nodes.
        //
+       // (The term "child" here is used strictly. This means name is
+       // not "." or "..", and name does not contain "/".)
+       //
        // If replace is non-nil, Child calls replace(x) where x is
        // the current child inode with the given name. If possible,
        // the child inode is replaced with the one returned by