Hi Andreas, I love your patch! Yet something to improve: [auto build test ERROR on gfs2/for-next] [also build test ERROR on v5.1-rc6 next-20190424] [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/Andreas-Gruenbacher/iomap-Add-a-page_prepare-callback/20190426-020018 base: https://git.kernel.org/pub/scm/linux/kernel/git/gfs2/linux-gfs2.git for-next config: xtensa-allyesconfig (attached as .config) compiler: xtensa-linux-gcc (GCC) 8.1.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # save the attached .config to linux build tree GCC_VERSION=8.1.0 make.cross ARCH=xtensa If you fix the issue, kindly add following tag Reported-by: kbuild test robot <lkp@xxxxxxxxx> Note: the linux-review/Andreas-Gruenbacher/iomap-Add-a-page_prepare-callback/20190426-020018 HEAD 9167204805d5e926444d03b3fa3ac1d1bc899a8a builds fine. It only hurts bisectibility. All errors (new ones prefixed by >>): fs/gfs2/bmap.c: In function 'gfs2_iomap_begin_write': >> fs/gfs2/bmap.c:1080:10: error: 'struct iomap' has no member named 'page_done'; did you mean 'page_ops'? iomap->page_done = gfs2_iomap_journaled_page_done; ^~~~~~~~~ page_ops vim +1080 fs/gfs2/bmap.c 64bc06bb Andreas Gruenbacher 2018-06-24 1002 64bc06bb Andreas Gruenbacher 2018-06-24 1003 static int gfs2_iomap_begin_write(struct inode *inode, loff_t pos, 64bc06bb Andreas Gruenbacher 2018-06-24 1004 loff_t length, unsigned flags, c26b5aa8 Andreas Gruenbacher 2018-11-11 1005 struct iomap *iomap, c26b5aa8 Andreas Gruenbacher 2018-11-11 1006 struct metapath *mp) 64bc06bb Andreas Gruenbacher 2018-06-24 1007 { 64bc06bb Andreas Gruenbacher 2018-06-24 1008 struct gfs2_inode *ip = GFS2_I(inode); 64bc06bb Andreas Gruenbacher 2018-06-24 1009 struct gfs2_sbd *sdp = GFS2_SB(inode); 64bc06bb Andreas Gruenbacher 2018-06-24 1010 unsigned int data_blocks = 0, ind_blocks = 0, rblocks; 64bc06bb Andreas Gruenbacher 2018-06-24 1011 bool unstuff, alloc_required; 628e366d Andreas Gruenbacher 2018-06-04 1012 int ret; 628e366d Andreas Gruenbacher 2018-06-04 1013 64bc06bb Andreas Gruenbacher 2018-06-24 1014 ret = gfs2_write_lock(inode); 64bc06bb Andreas Gruenbacher 2018-06-24 1015 if (ret) 64bc06bb Andreas Gruenbacher 2018-06-24 1016 return ret; 64bc06bb Andreas Gruenbacher 2018-06-24 1017 64bc06bb Andreas Gruenbacher 2018-06-24 1018 unstuff = gfs2_is_stuffed(ip) && 64bc06bb Andreas Gruenbacher 2018-06-24 1019 pos + length > gfs2_max_stuffed_size(ip); 64bc06bb Andreas Gruenbacher 2018-06-24 1020 c26b5aa8 Andreas Gruenbacher 2018-11-11 1021 ret = gfs2_iomap_get(inode, pos, length, flags, iomap, mp); 64bc06bb Andreas Gruenbacher 2018-06-24 1022 if (ret) c26b5aa8 Andreas Gruenbacher 2018-11-11 1023 goto out_unlock; 64bc06bb Andreas Gruenbacher 2018-06-24 1024 64bc06bb Andreas Gruenbacher 2018-06-24 1025 alloc_required = unstuff || iomap->type == IOMAP_HOLE; 64bc06bb Andreas Gruenbacher 2018-06-24 1026 64bc06bb Andreas Gruenbacher 2018-06-24 1027 if (alloc_required || gfs2_is_jdata(ip)) 64bc06bb Andreas Gruenbacher 2018-06-24 1028 gfs2_write_calc_reserv(ip, iomap->length, &data_blocks, 64bc06bb Andreas Gruenbacher 2018-06-24 1029 &ind_blocks); 64bc06bb Andreas Gruenbacher 2018-06-24 1030 64bc06bb Andreas Gruenbacher 2018-06-24 1031 if (alloc_required) { 64bc06bb Andreas Gruenbacher 2018-06-24 1032 struct gfs2_alloc_parms ap = { 64bc06bb Andreas Gruenbacher 2018-06-24 1033 .target = data_blocks + ind_blocks 64bc06bb Andreas Gruenbacher 2018-06-24 1034 }; 64bc06bb Andreas Gruenbacher 2018-06-24 1035 64bc06bb Andreas Gruenbacher 2018-06-24 1036 ret = gfs2_quota_lock_check(ip, &ap); 64bc06bb Andreas Gruenbacher 2018-06-24 1037 if (ret) c26b5aa8 Andreas Gruenbacher 2018-11-11 1038 goto out_unlock; 64bc06bb Andreas Gruenbacher 2018-06-24 1039 64bc06bb Andreas Gruenbacher 2018-06-24 1040 ret = gfs2_inplace_reserve(ip, &ap); 64bc06bb Andreas Gruenbacher 2018-06-24 1041 if (ret) 64bc06bb Andreas Gruenbacher 2018-06-24 1042 goto out_qunlock; 64bc06bb Andreas Gruenbacher 2018-06-24 1043 } 64bc06bb Andreas Gruenbacher 2018-06-24 1044 64bc06bb Andreas Gruenbacher 2018-06-24 1045 rblocks = RES_DINODE + ind_blocks; 64bc06bb Andreas Gruenbacher 2018-06-24 1046 if (gfs2_is_jdata(ip)) 64bc06bb Andreas Gruenbacher 2018-06-24 1047 rblocks += data_blocks; 64bc06bb Andreas Gruenbacher 2018-06-24 1048 if (ind_blocks || data_blocks) 64bc06bb Andreas Gruenbacher 2018-06-24 1049 rblocks += RES_STATFS + RES_QUOTA; 64bc06bb Andreas Gruenbacher 2018-06-24 1050 if (inode == sdp->sd_rindex) 64bc06bb Andreas Gruenbacher 2018-06-24 1051 rblocks += 2 * RES_STATFS; 64bc06bb Andreas Gruenbacher 2018-06-24 1052 if (alloc_required) 64bc06bb Andreas Gruenbacher 2018-06-24 1053 rblocks += gfs2_rg_blocks(ip, data_blocks + ind_blocks); 64bc06bb Andreas Gruenbacher 2018-06-24 1054 64bc06bb Andreas Gruenbacher 2018-06-24 1055 ret = gfs2_trans_begin(sdp, rblocks, iomap->length >> inode->i_blkbits); 64bc06bb Andreas Gruenbacher 2018-06-24 1056 if (ret) 64bc06bb Andreas Gruenbacher 2018-06-24 1057 goto out_trans_fail; 64bc06bb Andreas Gruenbacher 2018-06-24 1058 64bc06bb Andreas Gruenbacher 2018-06-24 1059 if (unstuff) { 64bc06bb Andreas Gruenbacher 2018-06-24 1060 ret = gfs2_unstuff_dinode(ip, NULL); 64bc06bb Andreas Gruenbacher 2018-06-24 1061 if (ret) 64bc06bb Andreas Gruenbacher 2018-06-24 1062 goto out_trans_end; c26b5aa8 Andreas Gruenbacher 2018-11-11 1063 release_metapath(mp); 64bc06bb Andreas Gruenbacher 2018-06-24 1064 ret = gfs2_iomap_get(inode, iomap->offset, iomap->length, c26b5aa8 Andreas Gruenbacher 2018-11-11 1065 flags, iomap, mp); 64bc06bb Andreas Gruenbacher 2018-06-24 1066 if (ret) 64bc06bb Andreas Gruenbacher 2018-06-24 1067 goto out_trans_end; 64bc06bb Andreas Gruenbacher 2018-06-24 1068 } 64bc06bb Andreas Gruenbacher 2018-06-24 1069 64bc06bb Andreas Gruenbacher 2018-06-24 1070 if (iomap->type == IOMAP_HOLE) { c26b5aa8 Andreas Gruenbacher 2018-11-11 1071 ret = gfs2_iomap_alloc(inode, iomap, flags, mp); 64bc06bb Andreas Gruenbacher 2018-06-24 1072 if (ret) { 64bc06bb Andreas Gruenbacher 2018-06-24 1073 gfs2_trans_end(sdp); 64bc06bb Andreas Gruenbacher 2018-06-24 1074 gfs2_inplace_release(ip); 64bc06bb Andreas Gruenbacher 2018-06-24 1075 punch_hole(ip, iomap->offset, iomap->length); 64bc06bb Andreas Gruenbacher 2018-06-24 1076 goto out_qunlock; 64bc06bb Andreas Gruenbacher 2018-06-24 1077 } 64bc06bb Andreas Gruenbacher 2018-06-24 1078 } fee5150c Andreas Gruenbacher 2018-10-10 1079 if (!gfs2_is_stuffed(ip) && gfs2_is_jdata(ip)) 64bc06bb Andreas Gruenbacher 2018-06-24 @1080 iomap->page_done = gfs2_iomap_journaled_page_done; 64bc06bb Andreas Gruenbacher 2018-06-24 1081 return 0; 64bc06bb Andreas Gruenbacher 2018-06-24 1082 64bc06bb Andreas Gruenbacher 2018-06-24 1083 out_trans_end: 64bc06bb Andreas Gruenbacher 2018-06-24 1084 gfs2_trans_end(sdp); 64bc06bb Andreas Gruenbacher 2018-06-24 1085 out_trans_fail: 64bc06bb Andreas Gruenbacher 2018-06-24 1086 if (alloc_required) 64bc06bb Andreas Gruenbacher 2018-06-24 1087 gfs2_inplace_release(ip); 64bc06bb Andreas Gruenbacher 2018-06-24 1088 out_qunlock: 64bc06bb Andreas Gruenbacher 2018-06-24 1089 if (alloc_required) 64bc06bb Andreas Gruenbacher 2018-06-24 1090 gfs2_quota_unlock(ip); c26b5aa8 Andreas Gruenbacher 2018-11-11 1091 out_unlock: 64bc06bb Andreas Gruenbacher 2018-06-24 1092 gfs2_write_unlock(inode); 64bc06bb Andreas Gruenbacher 2018-06-24 1093 return ret; 64bc06bb Andreas Gruenbacher 2018-06-24 1094 } 64bc06bb Andreas Gruenbacher 2018-06-24 1095 :::::: The code at line 1080 was first introduced by commit :::::: 64bc06bb32ee9cf458f432097113c8b495d75757 gfs2: iomap buffered write support :::::: TO: Andreas Gruenbacher <agruenba@xxxxxxxxxx> :::::: CC: Andreas Gruenbacher <agruenba@xxxxxxxxxx> --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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