1/*
2 * Copyright (c) 2013-2015 ARM Limited
3 * All rights reserved
4 *
5 * The license below extends only to copyright in the software and shall
6 * not be construed as granting a license to any other intellectual
7 * property including but not limited to intellectual property relating
8 * to a hardware implementation of the functionality of the software

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179
180 if (!filter_upward)
181 return snoopAll(lookupLatency);
182
183 Addr line_addr = cpkt->getBlockAddr(linesize);
184 auto sf_it = cachedLocations.find(line_addr);
185 bool is_hit = (sf_it != cachedLocations.end());
186
187 // If the snoop filter has no entry and its an uncacheable
188 // request, do not create a new snoop filter entry, simply return
189 // a NULL portlist.
190 if (!is_hit && cpkt->req->isUncacheable())
191 return snoopDown(lookupLatency);
192
193 // If no hit in snoop filter create a new element and update iterator
194 if (!is_hit)

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