Hi Callum, Thank you for the patch! Yet something to improve:
[auto build test ERROR on net/master] [also build test ERROR on v5.0-rc4 next-20190129] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] url: https://github.com/0day-ci/linux/commits/Callum-Sinclair/ipmr-ip6mr-Create-new-sockopt-to-clear-mfc-cache-only/20190130-104146 config: i386-defconfig (attached as .config) compiler: gcc-8 (Debian 8.2.0-14) 8.2.0 reproduce: # save the attached .config to linux build tree make ARCH=i386 All errors (new ones prefixed by >>): net/ipv4/ipmr.c: In function 'mroute_clean_cache': >> net/ipv4/ipmr.c:1312:3: error: 'cache' undeclared (first use in this >> function); did you mean 'hh_cache'? cache = (struct mfc_cache *)c; ^~~~~ hh_cache net/ipv4/ipmr.c:1312:3: note: each undeclared identifier is reported only once for each function it appears in >> net/ipv4/ipmr.c:1313:33: error: 'net' undeclared (first use in this function) call_ipmr_mfc_entry_notifiers(net, FIB_EVENT_ENTRY_DEL, cache, ^~~ net/ipv4/ipmr.c: In function 'mroute_clean_tables': net/ipv4/ipmr.c:1334:14: warning: unused variable 'net' [-Wunused-variable] struct net *net = read_pnet(&mrt->net); ^~~ vim +1312 net/ipv4/ipmr.c ^1da177e4 Linus Torvalds 2005-04-16 1300 7ba7b80d1 Callum Sinclair 2019-01-30 1301 /* Clear the vif tables */ 7ba7b80d1 Callum Sinclair 2019-01-30 1302 static void mroute_clean_cache(struct mr_table *mrt, bool all) ^1da177e4 Linus Torvalds 2005-04-16 1303 { 494fff563 Yuval Mintz 2018-02-28 1304 struct mr_mfc *c, *tmp; ^1da177e4 Linus Torvalds 2005-04-16 1305 a8cb16dd9 Eric Dumazet 2010-10-01 1306 /* Wipe the cache */ 8fb472c09 Nikolay Aleksandrov 2017-01-12 1307 list_for_each_entry_safe(c, tmp, &mrt->mfc_cache_list, list) { 0e615e960 Nikolay Aleksandrov 2015-11-20 1308 if (!all && (c->mfc_flags & MFC_STATIC)) ^1da177e4 Linus Torvalds 2005-04-16 1309 continue; 8fb472c09 Nikolay Aleksandrov 2017-01-12 1310 rhltable_remove(&mrt->mfc_hash, &c->mnode, ipmr_rht_params); a8c9486b8 Eric Dumazet 2010-10-01 1311 list_del_rcu(&c->list); 494fff563 Yuval Mintz 2018-02-28 @1312 cache = (struct mfc_cache *)c; 494fff563 Yuval Mintz 2018-02-28 @1313 call_ipmr_mfc_entry_notifiers(net, FIB_EVENT_ENTRY_DEL, cache, b362053a7 Yotam Gigi 2017-09-27 1314 mrt->id); 494fff563 Yuval Mintz 2018-02-28 1315 mroute_netlink_event(mrt, cache, RTM_DELROUTE); 8c13af2a2 Yuval Mintz 2018-03-26 1316 mr_cache_put(c); ^1da177e4 Linus Torvalds 2005-04-16 1317 } ^1da177e4 Linus Torvalds 2005-04-16 1318 0c12295a7 Patrick McHardy 2010-04-13 1319 if (atomic_read(&mrt->cache_resolve_queue_len) != 0) { ^1da177e4 Linus Torvalds 2005-04-16 1320 spin_lock_bh(&mfc_unres_lock); 8fb472c09 Nikolay Aleksandrov 2017-01-12 1321 list_for_each_entry_safe(c, tmp, &mrt->mfc_unres_queue, list) { 862465f2e Patrick McHardy 2010-04-13 1322 list_del(&c->list); 494fff563 Yuval Mintz 2018-02-28 1323 cache = (struct mfc_cache *)c; 494fff563 Yuval Mintz 2018-02-28 1324 mroute_netlink_event(mrt, cache, RTM_DELROUTE); 494fff563 Yuval Mintz 2018-02-28 1325 ipmr_destroy_unres(mrt, cache); ^1da177e4 Linus Torvalds 2005-04-16 1326 } ^1da177e4 Linus Torvalds 2005-04-16 1327 spin_unlock_bh(&mfc_unres_lock); ^1da177e4 Linus Torvalds 2005-04-16 1328 } ^1da177e4 Linus Torvalds 2005-04-16 1329 } ^1da177e4 Linus Torvalds 2005-04-16 1330 :::::: The code at line 1312 was first introduced by commit :::::: 494fff56379c4ad5b8fe36a5b7ffede4044ca7bb ipmr, ip6mr: Make mfc_cache a common structure :::::: TO: Yuval Mintz <yuv...@mellanox.com> :::::: CC: David S. Miller <da...@davemloft.net> --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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