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* [aaron:for_lkp_skl_2sp2_test 151/225] drivers/net//ethernet/netronome/nfp/nfp_net_common.c:1188:116: error: '__GFP_COLD' undeclared
@ 2018-01-09 22:33 kbuild test robot
  2018-01-10  1:34 ` Lu, Aaron
  0 siblings, 1 reply; 7+ messages in thread
From: kbuild test robot @ 2018-01-09 22:33 UTC (permalink / raw)
  To: Mel Gorman
  Cc: kbuild-all, Aaron Lu, Andrew Morton, Linux Memory Management List

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tree:   aaron/for_lkp_skl_2sp2_test
head:   6c9381b65892222cbe2214fb22af9043f9ce1065
commit: cebd3951aaa6936a2dd70e925a5d5667b896da23 [151/225] mm: remove __GFP_COLD
config: i386-allyesconfig (attached as .config)
compiler: gcc-7 (Debian 7.2.0-12) 7.2.1 20171025
reproduce:
        git checkout cebd3951aaa6936a2dd70e925a5d5667b896da23
        # save the attached .config to linux build tree
        make ARCH=i386 

All errors (new ones prefixed by >>):

   drivers/net//ethernet/netronome/nfp/nfp_net_common.c: In function 'nfp_net_rx_alloc_one':
>> drivers/net//ethernet/netronome/nfp/nfp_net_common.c:1188:116: error: '__GFP_COLD' undeclared (first use in this function)
      page = alloc_page(GFP_KERNEL | __GFP_COLD);
                                                                                                                       ^         
   drivers/net//ethernet/netronome/nfp/nfp_net_common.c:1188:116: note: each undeclared identifier is reported only once for each function it appears in
   drivers/net//ethernet/netronome/nfp/nfp_net_common.c: In function 'nfp_net_napi_alloc_one':
   drivers/net//ethernet/netronome/nfp/nfp_net_common.c:1215:103: error: '__GFP_COLD' undeclared (first use in this function)
      page = alloc_page(GFP_ATOMIC | __GFP_COLD);
                                                                                                          ^         

vim +/__GFP_COLD +1188 drivers/net//ethernet/netronome/nfp/nfp_net_common.c

ecd63a0217 Jakub Kicinski 2016-11-03  1169  
4c3523623d Jakub Kicinski 2015-12-01  1170  /**
c0f031bc88 Jakub Kicinski 2016-10-31  1171   * nfp_net_rx_alloc_one() - Allocate and map page frag for RX
783496b0dd Jakub Kicinski 2017-03-10  1172   * @dp:		NFP Net data path struct
4c3523623d Jakub Kicinski 2015-12-01  1173   * @dma_addr:	Pointer to storage for DMA address (output param)
4c3523623d Jakub Kicinski 2015-12-01  1174   *
c0f031bc88 Jakub Kicinski 2016-10-31  1175   * This function will allcate a new page frag, map it for DMA.
4c3523623d Jakub Kicinski 2015-12-01  1176   *
c0f031bc88 Jakub Kicinski 2016-10-31  1177   * Return: allocated page frag or NULL on failure.
4c3523623d Jakub Kicinski 2015-12-01  1178   */
d78005a50f Jakub Kicinski 2017-04-27  1179  static void *nfp_net_rx_alloc_one(struct nfp_net_dp *dp, dma_addr_t *dma_addr)
4c3523623d Jakub Kicinski 2015-12-01  1180  {
c0f031bc88 Jakub Kicinski 2016-10-31  1181  	void *frag;
4c3523623d Jakub Kicinski 2015-12-01  1182  
5f0ca2fb71 Jakub Kicinski 2017-10-10  1183  	if (!dp->xdp_prog) {
2195c2637f Jakub Kicinski 2017-03-10  1184  		frag = netdev_alloc_frag(dp->fl_bufsz);
5f0ca2fb71 Jakub Kicinski 2017-10-10  1185  	} else {
5f0ca2fb71 Jakub Kicinski 2017-10-10  1186  		struct page *page;
5f0ca2fb71 Jakub Kicinski 2017-10-10  1187  
5f0ca2fb71 Jakub Kicinski 2017-10-10 @1188  		page = alloc_page(GFP_KERNEL | __GFP_COLD);
5f0ca2fb71 Jakub Kicinski 2017-10-10  1189  		frag = page ? page_address(page) : NULL;
5f0ca2fb71 Jakub Kicinski 2017-10-10  1190  	}
c0f031bc88 Jakub Kicinski 2016-10-31  1191  	if (!frag) {
79c12a752c Jakub Kicinski 2017-03-10  1192  		nn_dp_warn(dp, "Failed to alloc receive page frag\n");
4c3523623d Jakub Kicinski 2015-12-01  1193  		return NULL;
4c3523623d Jakub Kicinski 2015-12-01  1194  	}
4c3523623d Jakub Kicinski 2015-12-01  1195  
c487e6b199 Jakub Kicinski 2017-03-10  1196  	*dma_addr = nfp_net_dma_map_rx(dp, frag);
79c12a752c Jakub Kicinski 2017-03-10  1197  	if (dma_mapping_error(dp->dev, *dma_addr)) {
9dc6b116e2 Jakub Kicinski 2017-03-10  1198  		nfp_net_free_frag(frag, dp->xdp_prog);
79c12a752c Jakub Kicinski 2017-03-10  1199  		nn_dp_warn(dp, "Failed to map DMA RX buffer\n");
4c3523623d Jakub Kicinski 2015-12-01  1200  		return NULL;
4c3523623d Jakub Kicinski 2015-12-01  1201  	}
4c3523623d Jakub Kicinski 2015-12-01  1202  
c0f031bc88 Jakub Kicinski 2016-10-31  1203  	return frag;
4c3523623d Jakub Kicinski 2015-12-01  1204  }
4c3523623d Jakub Kicinski 2015-12-01  1205  

:::::: The code at line 1188 was first introduced by commit
:::::: 5f0ca2fb71e28df146f590eebfe32b41171b737f nfp: handle page allocation failures

:::::: TO: Jakub Kicinski <jakub.kicinski@netronome.com>
:::::: CC: David S. Miller <davem@davemloft.net>

---
0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation

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2018-01-09 22:33 [aaron:for_lkp_skl_2sp2_test 151/225] drivers/net//ethernet/netronome/nfp/nfp_net_common.c:1188:116: error: '__GFP_COLD' undeclared kbuild test robot
2018-01-10  1:34 ` Lu, Aaron
2018-01-10  4:21   ` Fengguang Wu
2018-01-10  4:29     ` Aaron Lu
2018-01-10  4:36       ` Fengguang Wu
2018-01-10  4:42   ` Fengguang Wu
2018-01-10  4:43     ` Lu, Aaron

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