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Message-ID: <202201241613.8J5z5arQ-lkp@intel.com>
Date: Mon, 24 Jan 2022 16:25:22 +0800
From: kernel test robot <lkp@...el.com>
To: NeilBrown <neilb@...e.de>,
Trond Myklebust <trond.myklebust@...merspace.com>,
Anna Schumaker <anna.schumaker@...app.com>,
Chuck Lever <chuck.lever@...cle.com>,
Andrew Morton <akpm@...ux-foundation.org>,
Mel Gorman <mgorman@...e.de>,
Christoph Hellwig <hch@...radead.org>,
David Howells <dhowells@...hat.com>
Cc: kbuild-all@...ts.01.org,
Linux Memory Management List <linux-mm@...ck.org>,
linux-nfs@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 09/23] MM: submit multipage reads for SWP_FS_OPS
swap-space
Hi NeilBrown,
Thank you for the patch! Yet something to improve:
[auto build test ERROR on linus/master]
[also build test ERROR on v5.17-rc1 next-20220124]
[cannot apply to trondmy-nfs/linux-next cifs/for-next hnaz-mm/master]
[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]
url: https://github.com/0day-ci/linux/commits/NeilBrown/Repair-SWAP-over_NFS/20220124-115716
base: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git dd81e1c7d5fb126e5fbc5c9e334d7b3ec29a16a0
config: powerpc-allnoconfig (https://download.01.org/0day-ci/archive/20220124/202201241613.8J5z5arQ-lkp@intel.com/config)
compiler: powerpc-linux-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://github.com/0day-ci/linux/commit/63bff668aa0537d7ccef9ed428809fc16c1a6b6c
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review NeilBrown/Repair-SWAP-over_NFS/20220124-115716
git checkout 63bff668aa0537d7ccef9ed428809fc16c1a6b6c
# save the config file to linux build tree
mkdir build_dir
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=powerpc SHELL=/bin/bash
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>
All error/warnings (new ones prefixed by >>):
In file included from mm/vmscan.c:61:
mm/swap.h:66:40: warning: 'struct swap_iocb' declared inside parameter list will not be visible outside of this definition or declaration
66 | struct swap_iocb **plug);
| ^~~~~~~~~
>> mm/swap.h:67:1: error: expected identifier or '(' before '{' token
67 | {
| ^
mm/swap.h:65:19: warning: 'swap_readpage' declared 'static' but never defined [-Wunused-function]
65 | static inline int swap_readpage(struct page *page, bool do_poll,
| ^~~~~~~~~~~~~
--
In file included from mm/memory.c:89:
mm/swap.h:66:40: warning: 'struct swap_iocb' declared inside parameter list will not be visible outside of this definition or declaration
66 | struct swap_iocb **plug);
| ^~~~~~~~~
>> mm/swap.h:67:1: error: expected identifier or '(' before '{' token
67 | {
| ^
>> mm/swap.h:65:19: warning: 'swap_readpage' used but never defined
65 | static inline int swap_readpage(struct page *page, bool do_poll,
| ^~~~~~~~~~~~~
--
In file included from mm/page_alloc.c:84:
mm/swap.h:66:40: warning: 'struct swap_iocb' declared inside parameter list will not be visible outside of this definition or declaration
66 | struct swap_iocb **plug);
| ^~~~~~~~~
>> mm/swap.h:67:1: error: expected identifier or '(' before '{' token
67 | {
| ^
mm/page_alloc.c:3821:15: warning: no previous prototype for 'should_fail_alloc_page' [-Wmissing-prototypes]
3821 | noinline bool should_fail_alloc_page(gfp_t gfp_mask, unsigned int order)
| ^~~~~~~~~~~~~~~~~~~~~~
In file included from mm/page_alloc.c:84:
mm/swap.h:65:19: warning: 'swap_readpage' declared 'static' but never defined [-Wunused-function]
65 | static inline int swap_readpage(struct page *page, bool do_poll,
| ^~~~~~~~~~~~~
vim +67 mm/swap.h
50dceef273a619 NeilBrown 2022-01-24 45
50dceef273a619 NeilBrown 2022-01-24 46 struct page *read_swap_cache_async(swp_entry_t, gfp_t,
50dceef273a619 NeilBrown 2022-01-24 47 struct vm_area_struct *vma,
50dceef273a619 NeilBrown 2022-01-24 48 unsigned long addr,
63bff668aa0537 NeilBrown 2022-01-24 49 bool do_poll,
63bff668aa0537 NeilBrown 2022-01-24 50 struct swap_iocb **plug);
50dceef273a619 NeilBrown 2022-01-24 51 struct page *__read_swap_cache_async(swp_entry_t, gfp_t,
50dceef273a619 NeilBrown 2022-01-24 52 struct vm_area_struct *vma,
50dceef273a619 NeilBrown 2022-01-24 53 unsigned long addr,
50dceef273a619 NeilBrown 2022-01-24 54 bool *new_page_allocated);
50dceef273a619 NeilBrown 2022-01-24 55 struct page *swap_cluster_readahead(swp_entry_t entry, gfp_t flag,
50dceef273a619 NeilBrown 2022-01-24 56 struct vm_fault *vmf);
50dceef273a619 NeilBrown 2022-01-24 57 struct page *swapin_readahead(swp_entry_t entry, gfp_t flag,
50dceef273a619 NeilBrown 2022-01-24 58 struct vm_fault *vmf);
50dceef273a619 NeilBrown 2022-01-24 59
12cf545fe71035 NeilBrown 2022-01-24 60 static inline unsigned int page_swap_flags(struct page *page)
12cf545fe71035 NeilBrown 2022-01-24 61 {
12cf545fe71035 NeilBrown 2022-01-24 62 return page_swap_info(page)->flags;
12cf545fe71035 NeilBrown 2022-01-24 63 }
50dceef273a619 NeilBrown 2022-01-24 64 #else /* CONFIG_SWAP */
63bff668aa0537 NeilBrown 2022-01-24 @65 static inline int swap_readpage(struct page *page, bool do_poll,
63bff668aa0537 NeilBrown 2022-01-24 @66 struct swap_iocb **plug);
50dceef273a619 NeilBrown 2022-01-24 @67 {
50dceef273a619 NeilBrown 2022-01-24 68 return 0;
50dceef273a619 NeilBrown 2022-01-24 69 }
50dceef273a619 NeilBrown 2022-01-24 70
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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