+comments wrt map vs. pin chicken-and-egg problem.

diff --git a/src/TraceFS/checktrace.pl b/src/TraceFS/checktrace.pl
index 7930d60..688b65e 100755 (executable)
--- a/src/TraceFS/checktrace.pl
+++ b/src/TraceFS/checktrace.pl
@@ -485,6 +485,7 @@ my($Bcb,$Buffer)=@_;
        delete $Object->{"FileOffset"};
 
        my $ref=\$CObject->{"map"};
+       # There may exist some pin bcbs even if we are creating the new map bcb.
        Bcb_checkref $Object,$ref;
 }
 
@@ -531,6 +532,7 @@ my($Bcb,$Buffer)=@_;
        $Object->{"Buffer"}=tohex(eval($Buffer)-$shift);
 
        my $ref=\$CObject->{"pin"}{$Object->{"FileOffset"}};
+       # There may not exist map bcb even if we are creating the new pin bcb.
        Bcb_checkref $Object,$ref;
 }