linux-kernel - Re: [PATCH] cachefiles: Fix attempt to read i

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Date:	Tue, 9 Aug 2016 21:16:49 +0800
From:	kbuild test robot <lkp@...el.com>
To:	David Howells <dhowells@...hat.com>
Cc:	kbuild-all@...org, viro@...iv.linux.org.uk,
	linux-nfs@...r.kernel.org, Jeff Layton <jlayton@...hat.com>,
	linux-kernel@...r.kernel.org, Jianhong Yin <jiyin@...hat.com>,
	Steve Dickson <steved@...hat.com>, dhowells@...hat.com,
	linux-cachefs@...hat.com, stable@...r.kernel.org,
	linux-fsdevel@...r.kernel.org
Subject: Re: [PATCH] cachefiles: Fix attempt to read i_blocks after deleting
 file

Hi David,

[auto build test ERROR on linus/master]
[also build test ERROR on v4.8-rc1 next-20160809]
[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/David-Howells/cachefiles-Fix-attempt-to-read-i_blocks-after-deleting-file/20160809-205541
config: i386-randconfig-s0-201632 (attached as .config)
compiler: gcc-6 (Debian 6.1.1-9) 6.1.1 20160705
reproduce:
        # save the attached .config to linux build tree
        make ARCH=i386 

All errors (new ones prefixed by >>):

   fs/cachefiles/namei.c: In function 'cachefiles_mark_object_inactive':
>> fs/cachefiles/namei.c:269:2: error: implicit declaration of function 'trace_cachefiles_mark_inactive' [-Werror=implicit-function-declaration]
     trace_cachefiles_mark_inactive(object, dentry,
     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   cc1: some warnings being treated as errors

vim +/trace_cachefiles_mark_inactive +269 fs/cachefiles/namei.c

   263	void cachefiles_mark_object_inactive(struct cachefiles_cache *cache,
   264					     struct cachefiles_object *object,
   265					     blkcnt_t i_blocks)
   266	{
   267		struct dentry *dentry = object->dentry;
   268	
 > 269		trace_cachefiles_mark_inactive(object, dentry,
   270					       d_backing_inode(dentry));
   271		
   272		write_lock(&cache->active_lock);

---
0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation

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