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Date: Mon, 20 Dec 2021 20:49:41 +0800
From: kernel test robot <lkp@...el.com>
To: Chao Yu <yuchao0@...wei.com>, Chao Yu <chao@...nel.org>
Cc: llvm@...ts.linux.dev, kbuild-all@...ts.01.org,
Chao Yu <yuchao0@...wei.com>, Chao Yu <chao@...nel.org>,
linux-kernel@...r.kernel.org
Subject: [chao:feature/dax 2/9] fs/f2fs/gc.c:1522:30: error: no member named
'i_dax_task' in 'struct f2fs_inode_info'
tree: https://git.kernel.org/pub/scm/linux/kernel/git/chao/linux.git feature/dax
head: d08999836fd60ab725eee1f5a5fb3b00f7bcefd3
commit: cb4f6683be8c466d963c263ea71dc4164f1eca10 [2/9] f2fs: support dax file operations
config: mips-randconfig-r002-20211220 (https://download.01.org/0day-ci/archive/20211220/202112202023.RCgYHT6K-lkp@intel.com/config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 683cbc12b33e5c8dc8d29bf5ed79fbf45763aadd)
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# install mips cross compiling tool for clang build
# apt-get install binutils-mips-linux-gnu
# https://git.kernel.org/pub/scm/linux/kernel/git/chao/linux.git/commit/?id=cb4f6683be8c466d963c263ea71dc4164f1eca10
git remote add chao https://git.kernel.org/pub/scm/linux/kernel/git/chao/linux.git
git fetch --no-tags chao feature/dax
git checkout cb4f6683be8c466d963c263ea71dc4164f1eca10
# save the config file to linux build tree
mkdir build_dir
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=mips SHELL=/bin/bash fs/f2fs/
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>
All errors (new ones prefixed by >>):
>> fs/f2fs/gc.c:1522:30: error: no member named 'i_dax_task' in 'struct f2fs_inode_info'
if (IS_DAX(inode) && fi->i_dax_task == current)
~~ ^
1 error generated.
vim +1522 fs/f2fs/gc.c
1405
1406 /*
1407 * This function tries to get parent node of victim data block, and identifies
1408 * data block validity. If the block is valid, copy that with cold status and
1409 * modify parent node.
1410 * If the parent node is not valid or the data block address is different,
1411 * the victim data block is ignored.
1412 */
1413 static int gc_data_segment(struct f2fs_sb_info *sbi, struct f2fs_summary *sum,
1414 struct gc_inode_list *gc_list, unsigned int segno, int gc_type,
1415 bool force_migrate)
1416 {
1417 struct super_block *sb = sbi->sb;
1418 struct f2fs_summary *entry;
1419 block_t start_addr;
1420 int off;
1421 int phase = 0;
1422 int submitted = 0;
1423 unsigned int usable_blks_in_seg = f2fs_usable_blks_in_seg(sbi, segno);
1424
1425 start_addr = START_BLOCK(sbi, segno);
1426
1427 next_step:
1428 entry = sum;
1429
1430 for (off = 0; off < usable_blks_in_seg; off++, entry++) {
1431 struct page *data_page;
1432 struct inode *inode;
1433 struct node_info dni; /* dnode info for the data */
1434 unsigned int ofs_in_node, nofs;
1435 block_t start_bidx;
1436 nid_t nid = le32_to_cpu(entry->nid);
1437
1438 /*
1439 * stop BG_GC if there is not enough free sections.
1440 * Or, stop GC if the segment becomes fully valid caused by
1441 * race condition along with SSR block allocation.
1442 */
1443 if ((gc_type == BG_GC && has_not_enough_free_secs(sbi, 0, 0)) ||
1444 (!force_migrate && get_valid_blocks(sbi, segno, true) ==
1445 BLKS_PER_SEC(sbi)))
1446 return submitted;
1447
1448 if (check_valid_map(sbi, segno, off) == 0)
1449 continue;
1450
1451 if (phase == 0) {
1452 f2fs_ra_meta_pages(sbi, NAT_BLOCK_OFFSET(nid), 1,
1453 META_NAT, true);
1454 continue;
1455 }
1456
1457 if (phase == 1) {
1458 f2fs_ra_node_page(sbi, nid);
1459 continue;
1460 }
1461
1462 /* Get an inode by ino with checking validity */
1463 if (!is_alive(sbi, entry, &dni, start_addr + off, &nofs))
1464 continue;
1465
1466 if (phase == 2) {
1467 f2fs_ra_node_page(sbi, dni.ino);
1468 continue;
1469 }
1470
1471 ofs_in_node = le16_to_cpu(entry->ofs_in_node);
1472
1473 if (phase == 3) {
1474 inode = f2fs_iget(sb, dni.ino);
1475 if (IS_ERR(inode) || is_bad_inode(inode) ||
1476 special_file(inode->i_mode))
1477 continue;
1478
1479 if (!down_write_trylock(
1480 &F2FS_I(inode)->i_gc_rwsem[WRITE])) {
1481 iput(inode);
1482 sbi->skipped_gc_rwsem++;
1483 continue;
1484 }
1485
1486 start_bidx = f2fs_start_bidx_of_node(nofs, inode) +
1487 ofs_in_node;
1488
1489 if (f2fs_post_read_required(inode)) {
1490 int err = ra_data_block(inode, start_bidx);
1491
1492 up_write(&F2FS_I(inode)->i_gc_rwsem[WRITE]);
1493 if (err) {
1494 iput(inode);
1495 continue;
1496 }
1497 add_gc_inode(gc_list, inode);
1498 continue;
1499 }
1500
1501 data_page = f2fs_get_read_data_page(inode,
1502 start_bidx, REQ_RAHEAD, true);
1503 up_write(&F2FS_I(inode)->i_gc_rwsem[WRITE]);
1504 if (IS_ERR(data_page)) {
1505 iput(inode);
1506 continue;
1507 }
1508
1509 f2fs_put_page(data_page, 0);
1510 add_gc_inode(gc_list, inode);
1511 continue;
1512 }
1513
1514 /* phase 4 */
1515 inode = find_gc_inode(gc_list, dni.ino);
1516 if (inode) {
1517 struct f2fs_inode_info *fi = F2FS_I(inode);
1518 bool locked = false;
1519 int err;
1520
1521 if (S_ISREG(inode->i_mode)) {
> 1522 if (IS_DAX(inode) && fi->i_dax_task == current)
1523 goto move_data;
1524 if (!down_write_trylock(&fi->i_gc_rwsem[READ])) {
1525 sbi->skipped_gc_rwsem++;
1526 continue;
1527 }
1528 if (!down_write_trylock(
1529 &fi->i_gc_rwsem[WRITE])) {
1530 sbi->skipped_gc_rwsem++;
1531 up_write(&fi->i_gc_rwsem[READ]);
1532 continue;
1533 }
1534 locked = true;
1535
1536 /* wait for all inflight aio data */
1537 inode_dio_wait(inode);
1538 }
1539
1540 move_data:
1541 start_bidx = f2fs_start_bidx_of_node(nofs, inode)
1542 + ofs_in_node;
1543 if (f2fs_post_read_required(inode))
1544 err = move_data_block(inode, start_bidx,
1545 gc_type, segno, off);
1546 else
1547 err = move_data_page(inode, start_bidx, gc_type,
1548 segno, off);
1549
1550 if (!err && (gc_type == FG_GC ||
1551 f2fs_post_read_required(inode)))
1552 submitted++;
1553
1554 if (locked) {
1555 up_write(&fi->i_gc_rwsem[WRITE]);
1556 up_write(&fi->i_gc_rwsem[READ]);
1557 }
1558
1559 stat_inc_data_blk_count(sbi, 1, gc_type);
1560 }
1561 }
1562
1563 if (++phase < 5)
1564 goto next_step;
1565
1566 return submitted;
1567 }
1568
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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