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Date: Fri, 29 Oct 2021 09:13:14 +0800
From: kernel test robot <lkp@...el.com>
To: Chao Yu <yuchao0@...wei.com>, Chao Yu <chao@...nel.org>
Cc: kbuild-all@...ts.01.org, Chao Yu <yuchao0@...wei.com>,
Chao Yu <chao@...nel.org>, linux-kernel@...r.kernel.org
Subject: [chao:dev-test 8/9] fs/f2fs/extent_cache.c:370:14: error: implicit
declaration of function 'f2fs_may_extent_tree'; did you mean
'f2fs_drop_extent_tree'?
tree: https://git.kernel.org/pub/scm/linux/kernel/git/chao/linux.git dev-test
head: 55b056f09eae9455fa67c621a05ee5c4053da974
commit: 41cc0ba1214fb40a69e21acafc0e8ace49734653 [8/9] f2fs: introduce sb.required_features to store incompatible features
config: arc-randconfig-r043-20211028 (attached as .config)
compiler: arceb-elf-gcc (GCC) 11.2.0
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
# https://git.kernel.org/pub/scm/linux/kernel/git/chao/linux.git/commit/?id=41cc0ba1214fb40a69e21acafc0e8ace49734653
git remote add chao https://git.kernel.org/pub/scm/linux/kernel/git/chao/linux.git
git fetch --no-tags chao dev-test
git checkout 41cc0ba1214fb40a69e21acafc0e8ace49734653
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross ARCH=arc
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/extent_cache.c: In function '__f2fs_init_extent_tree':
>> fs/f2fs/extent_cache.c:370:14: error: implicit declaration of function 'f2fs_may_extent_tree'; did you mean 'f2fs_drop_extent_tree'? [-Werror=implicit-function-declaration]
370 | if (!f2fs_may_extent_tree(inode)) {
| ^~~~~~~~~~~~~~~~~~~~
| f2fs_drop_extent_tree
cc1: some warnings being treated as errors
vim +370 fs/f2fs/extent_cache.c
a28ef1f5aebe10 Chao Yu 2015-07-08 360
ed3d12561a731b Jaegeuk Kim 2015-12-28 361 /* return true, if inode page is changed */
a6d601f30d3bae Chao Yu 2020-06-28 362 static void __f2fs_init_extent_tree(struct inode *inode, struct page *ipage)
a28ef1f5aebe10 Chao Yu 2015-07-08 363 {
a28ef1f5aebe10 Chao Yu 2015-07-08 364 struct f2fs_sb_info *sbi = F2FS_I_SB(inode);
a6d601f30d3bae Chao Yu 2020-06-28 365 struct f2fs_extent *i_ext = ipage ? &F2FS_INODE(ipage)->i_ext : NULL;
a28ef1f5aebe10 Chao Yu 2015-07-08 366 struct extent_tree *et;
a28ef1f5aebe10 Chao Yu 2015-07-08 367 struct extent_node *en;
a28ef1f5aebe10 Chao Yu 2015-07-08 368 struct extent_info ei;
a28ef1f5aebe10 Chao Yu 2015-07-08 369
ed3d12561a731b Jaegeuk Kim 2015-12-28 @370 if (!f2fs_may_extent_tree(inode)) {
ed3d12561a731b Jaegeuk Kim 2015-12-28 371 /* drop largest extent */
ed3d12561a731b Jaegeuk Kim 2015-12-28 372 if (i_ext && i_ext->len) {
a6d601f30d3bae Chao Yu 2020-06-28 373 f2fs_wait_on_page_writeback(ipage, NODE, true, true);
ed3d12561a731b Jaegeuk Kim 2015-12-28 374 i_ext->len = 0;
a6d601f30d3bae Chao Yu 2020-06-28 375 set_page_dirty(ipage);
a6d601f30d3bae Chao Yu 2020-06-28 376 return;
ed3d12561a731b Jaegeuk Kim 2015-12-28 377 }
a6d601f30d3bae Chao Yu 2020-06-28 378 return;
ed3d12561a731b Jaegeuk Kim 2015-12-28 379 }
a28ef1f5aebe10 Chao Yu 2015-07-08 380
a28ef1f5aebe10 Chao Yu 2015-07-08 381 et = __grab_extent_tree(inode);
a28ef1f5aebe10 Chao Yu 2015-07-08 382
ed3d12561a731b Jaegeuk Kim 2015-12-28 383 if (!i_ext || !i_ext->len)
a6d601f30d3bae Chao Yu 2020-06-28 384 return;
a28ef1f5aebe10 Chao Yu 2015-07-08 385
bd933d4faedf3a Chao Yu 2016-05-04 386 get_extent_info(&ei, i_ext);
a28ef1f5aebe10 Chao Yu 2015-07-08 387
a28ef1f5aebe10 Chao Yu 2015-07-08 388 write_lock(&et->lock);
68e353851002dc Chao Yu 2016-01-08 389 if (atomic_read(&et->node_cnt))
a28ef1f5aebe10 Chao Yu 2015-07-08 390 goto out;
a28ef1f5aebe10 Chao Yu 2015-07-08 391
a6f7834594a284 Chao Yu 2015-08-19 392 en = __init_extent_tree(sbi, et, &ei);
a28ef1f5aebe10 Chao Yu 2015-07-08 393 if (en) {
a28ef1f5aebe10 Chao Yu 2015-07-08 394 spin_lock(&sbi->extent_lock);
a28ef1f5aebe10 Chao Yu 2015-07-08 395 list_add_tail(&en->list, &sbi->extent_list);
a28ef1f5aebe10 Chao Yu 2015-07-08 396 spin_unlock(&sbi->extent_lock);
a28ef1f5aebe10 Chao Yu 2015-07-08 397 }
a28ef1f5aebe10 Chao Yu 2015-07-08 398 out:
a28ef1f5aebe10 Chao Yu 2015-07-08 399 write_unlock(&et->lock);
a28ef1f5aebe10 Chao Yu 2015-07-08 400 }
a28ef1f5aebe10 Chao Yu 2015-07-08 401
:::::: The code at line 370 was first introduced by commit
:::::: ed3d12561a731b99b58c6c95151291cebf0b3feb f2fs: load largest extent all the time
:::::: TO: Jaegeuk Kim <jaegeuk@...nel.org>
:::::: CC: Jaegeuk Kim <jaegeuk@...nel.org>
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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