cache: add note about where conflicts are handled

2013-01-07 13:05:32 -05:00
parent 5ebe3210d8
commit 9a645d6e9b
1 changed files with 4 additions and 1 deletions
--- a/src/mem/cache/cache_impl.hh
+++ b/src/mem/cache/cache_impl.hh
@@ -520,7 +520,10 @@ Cache<TagStore>::timingAccess(PacketPtr pkt)
        MSHR *mshr = mshrQueue.findMatch(blk_addr);

        if (mshr) {
-            // MSHR hit
+            /// MSHR hit
+            /// @note writebacks will be checked in getNextMSHR()
+            /// for any conflicting requests to the same block
+
            //@todo remove hw_pf here
            assert(pkt->req->masterId() < system->maxMasters());
            mshr_hits[pkt->cmdToIndex()][pkt->req->masterId()]++;