Re: [PATCH] tmpfs: generate random sb->s_uuid

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Hi Amir,

[auto build test ERROR on mmotm/master]
[also build test ERROR on v4.11 next-20170505]
[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/Amir-Goldstein/tmpfs-generate-random-sb-s_uuid/20170507-193329
base:   git://git.cmpxchg.org/linux-mmotm.git master
config: mn10300-asb2364_defconfig (attached as .config)
compiler: am33_2.0-linux-gcc (GCC) 6.2.0
reproduce:
        wget https://raw.githubusercontent.com/01org/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # save the attached .config to linux build tree
        make.cross ARCH=mn10300 

All errors (new ones prefixed by >>):

   mm/shmem.c: In function 'shmem_fill_super':
>> mm/shmem.c:3764:2: error: implicit declaration of function 'generate_random_uuid' [-Werror=implicit-function-declaration]
     generate_random_uuid(sb->s_uuid);
     ^~~~~~~~~~~~~~~~~~~~
   cc1: some warnings being treated as errors

vim +/generate_random_uuid +3764 mm/shmem.c

  3758	#ifdef CONFIG_TMPFS_XATTR
  3759		sb->s_xattr = shmem_xattr_handlers;
  3760	#endif
  3761	#ifdef CONFIG_TMPFS_POSIX_ACL
  3762		sb->s_flags |= MS_POSIXACL;
  3763	#endif
> 3764		generate_random_uuid(sb->s_uuid);
  3765	
  3766		inode = shmem_get_inode(sb, NULL, S_IFDIR | sbinfo->mode, 0, VM_NORESERVE);
  3767		if (!inode)

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

Attachment: .config.gz
Description: application/gzip


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