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Message-ID: <202506270024.FPuaCoE9-lkp@intel.com>
Date: Fri, 27 Jun 2025 00:31:29 +0800
From: kernel test robot <lkp@...el.com>
To: Bo Liu <liubo03@...pur.com>, phillip@...ashfs.org.uk
Cc: oe-kbuild-all@...ts.linux.dev, linux-kernel@...r.kernel.org,
Bo Liu <liubo03@...pur.com>
Subject: Re: [PATCH] Squashfs: add page cache share support
Hi Bo,
kernel test robot noticed the following build warnings:
[auto build test WARNING on v6.16-rc3]
[also build test WARNING on linus/master next-20250626]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]
url: https://github.com/intel-lab-lkp/linux/commits/Bo-Liu/Squashfs-add-page-cache-share-support/20250626-084010
base: v6.16-rc3
patch link: https://lore.kernel.org/r/20250626003644.3675-1-liubo03%40inspur.com
patch subject: [PATCH] Squashfs: add page cache share support
config: loongarch-allyesconfig (https://download.01.org/0day-ci/archive/20250627/202506270024.FPuaCoE9-lkp@intel.com/config)
compiler: loongarch64-linux-gcc (GCC) 15.1.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250627/202506270024.FPuaCoE9-lkp@intel.com/reproduce)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202506270024.FPuaCoE9-lkp@intel.com/
All warnings (new ones prefixed by >>):
In file included from fs/squashfs/pagecache_share.c:18:
>> fs/squashfs/squashfs.h:25:40: warning: 'struct squashfs_page_actor' declared inside parameter list will not be visible outside of this definition or declaration
25 | struct squashfs_page_actor *);
| ^~~~~~~~~~~~~~~~~~~
>> fs/squashfs/squashfs.h:49:33: warning: 'struct squashfs_sb_info' declared inside parameter list will not be visible outside of this definition or declaration
49 | void * (*create)(struct squashfs_sb_info *msblk, void *comp_opts);
| ^~~~~~~~~~~~~~~~
fs/squashfs/squashfs.h:50:32: warning: 'struct squashfs_sb_info' declared inside parameter list will not be visible outside of this definition or declaration
50 | void (*destroy)(struct squashfs_sb_info *msblk);
| ^~~~~~~~~~~~~~~~
fs/squashfs/squashfs.h:52:58: warning: 'struct squashfs_page_actor' declared inside parameter list will not be visible outside of this definition or declaration
52 | int offset, int length, struct squashfs_page_actor *output);
| ^~~~~~~~~~~~~~~~~~~
fs/squashfs/squashfs.h:51:34: warning: 'struct squashfs_sb_info' declared inside parameter list will not be visible outside of this definition or declaration
51 | int (*decompress)(struct squashfs_sb_info *msblk, struct bio *bio,
| ^~~~~~~~~~~~~~~~
vim +25 fs/squashfs/squashfs.h
f5cc08737507f2 Phillip Lougher 2024-12-29 22
ffae2cd73a9e82 Phillip Lougher 2009-01-05 23 /* block.c */
846b730e99518a Phillip Lougher 2013-11-18 24 extern int squashfs_read_data(struct super_block *, u64, int, u64 *,
846b730e99518a Phillip Lougher 2013-11-18 @25 struct squashfs_page_actor *);
ffae2cd73a9e82 Phillip Lougher 2009-01-05 26
ffae2cd73a9e82 Phillip Lougher 2009-01-05 27 /* cache.c */
ffae2cd73a9e82 Phillip Lougher 2009-01-05 28 extern struct squashfs_cache *squashfs_cache_init(char *, int, int);
ffae2cd73a9e82 Phillip Lougher 2009-01-05 29 extern void squashfs_cache_delete(struct squashfs_cache *);
ffae2cd73a9e82 Phillip Lougher 2009-01-05 30 extern struct squashfs_cache_entry *squashfs_cache_get(struct super_block *,
ffae2cd73a9e82 Phillip Lougher 2009-01-05 31 struct squashfs_cache *, u64, int);
ffae2cd73a9e82 Phillip Lougher 2009-01-05 32 extern void squashfs_cache_put(struct squashfs_cache_entry *);
ffae2cd73a9e82 Phillip Lougher 2009-01-05 33 extern int squashfs_copy_data(void *, struct squashfs_cache_entry *, int, int);
ffae2cd73a9e82 Phillip Lougher 2009-01-05 34 extern int squashfs_read_metadata(struct super_block *, void *, u64 *,
ffae2cd73a9e82 Phillip Lougher 2009-01-05 35 int *, int);
ffae2cd73a9e82 Phillip Lougher 2009-01-05 36 extern struct squashfs_cache_entry *squashfs_get_fragment(struct super_block *,
ffae2cd73a9e82 Phillip Lougher 2009-01-05 37 u64, int);
ffae2cd73a9e82 Phillip Lougher 2009-01-05 38 extern struct squashfs_cache_entry *squashfs_get_datablock(struct super_block *,
ffae2cd73a9e82 Phillip Lougher 2009-01-05 39 u64, int);
82de647e1f81fd Phillip Lougher 2011-05-20 40 extern void *squashfs_read_table(struct super_block *, u64, int);
ffae2cd73a9e82 Phillip Lougher 2009-01-05 41
4c0f0bb2351bee Phillip Lougher 2009-10-06 42 /* decompressor.c */
4c0f0bb2351bee Phillip Lougher 2009-10-06 43 extern const struct squashfs_decompressor *squashfs_lookup_decompressor(int);
9508c6b90b3f57 Phillip Lougher 2013-11-13 44 extern void *squashfs_decompressor_setup(struct super_block *, unsigned short);
9508c6b90b3f57 Phillip Lougher 2013-11-13 45
9508c6b90b3f57 Phillip Lougher 2013-11-13 46 /* decompressor_xxx.c */
80f784098ff44e Xiaoming Ni 2022-10-19 47
80f784098ff44e Xiaoming Ni 2022-10-19 48 struct squashfs_decompressor_thread_ops {
80f784098ff44e Xiaoming Ni 2022-10-19 @49 void * (*create)(struct squashfs_sb_info *msblk, void *comp_opts);
80f784098ff44e Xiaoming Ni 2022-10-19 50 void (*destroy)(struct squashfs_sb_info *msblk);
80f784098ff44e Xiaoming Ni 2022-10-19 51 int (*decompress)(struct squashfs_sb_info *msblk, struct bio *bio,
80f784098ff44e Xiaoming Ni 2022-10-19 52 int offset, int length, struct squashfs_page_actor *output);
80f784098ff44e Xiaoming Ni 2022-10-19 53 int (*max_decompressors)(void);
80f784098ff44e Xiaoming Ni 2022-10-19 54 };
80f784098ff44e Xiaoming Ni 2022-10-19 55
--
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https://github.com/intel/lkp-tests/wiki
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