diff options
| -rw-r--r-- | src/mem/cache/cache.cc | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/src/mem/cache/cache.cc b/src/mem/cache/cache.cc index 3048973fb..e6247823c 100644 --- a/src/mem/cache/cache.cc +++ b/src/mem/cache/cache.cc @@ -1954,6 +1954,19 @@ Cache::handleSnoop(PacketPtr pkt, CacheBlk *blk, bool is_timing, } if (!blk || !blk->isValid()) { + if (is_deferred) { + // we no longer have the block, and will not respond, but a + // packet was allocated in MSHR::handleSnoop and we have + // to delete it + assert(pkt->needsResponse()); + + // we have passed the block to a cache upstream, that + // cache should be responding + assert(pkt->cacheResponding()); + + delete pkt; + } + DPRINTF(CacheVerbose, "%s snoop miss for %s addr %#llx size %d\n", __func__, pkt->cmdString(), pkt->getAddr(), pkt->getSize()); return snoop_delay; @@ -2045,6 +2058,7 @@ Cache::handleSnoop(PacketPtr pkt, CacheBlk *blk, bool is_timing, // responding, then we've made a copy of both the request and // the packet, delete them here assert(pkt->needsResponse()); + assert(!pkt->cacheResponding()); delete pkt->req; delete pkt; } |