Github user bryancall commented on a diff in the pull request: https://github.com/apache/trafficserver/pull/330#discussion_r44372265 --- Diff: proxy/http/HttpTransactCache.cc --- @@ -1299,7 +1299,7 @@ HttpTransactCache::match_response_to_request_conditionals(HTTPHdr *request, HTTP ink_time_t lm_value = response->get_last_modified(); // we won't return NOT_MODIFIED if Last-modified is too recent - if ((lm_value == 0) || (request->get_if_modified_since() < lm_value)) { --- End diff -- The code now looks like it returns a HTTP_STATUS_NOT_MODIFIED if the dates are the same. Your change will return the response code from the cached entry if dates are the same.
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