tree:   git://git.cmpxchg.org/linux-mmotm.git master
head:   bb578c9c690d8a5525dafc52d442af18aee45280
commit: 5a9558722362888f158e60e5126296c867eb4a8f [59/223] ocfs2-add-and-remove-inode-in-orphan-dir-in-ocfs2_direct_io-fix
config: sh-allyesconfig (attached as .config)
reproduce:
  wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross
  chmod +x ~/bin/make.cross
  git checkout 5a9558722362888f158e60e5126296c867eb4a8f
  # save the attached .config to linux build tree
  make.cross ARCH=sh 

All warnings:

   fs/ocfs2/aops.c: In function 'ocfs2_direct_IO_write':
>> fs/ocfs2/aops.c:654:14: warning: comparison of distinct pointer types lacks a cast [enabled by default]

vim +654 fs/ocfs2/aops.c

   638		struct ocfs2_super *osb = OCFS2_SB(inode->i_sb);
   639		struct buffer_head *di_bh = NULL;
   640		size_t count = iter->count;
   641		journal_t *journal = osb->journal->j_journal;
   642		u32 p_cpos = 0;
   643		u32 v_cpos = ocfs2_clusters_for_bytes(osb->sb, offset);
   644		u32 zero_len;
   645		int cluster_align;
   646		loff_t final_size = offset + count;
   647		int append_write = offset >= i_size_read(inode) ? 1 : 0;
   648		unsigned int num_clusters = 0;
   649		unsigned int ext_flags = 0;
   650	
   651		{
   652			loff_t o = offset;
   653	
 > 654			zero_len = do_div(o, 1 << osb->s_clustersize_bits);
   655			cluster_align = !!zero_len;
   656		}
   657	
   658		/*
   659		 * when final_size > inode->i_size, inode->i_size will be
   660		 * updated after direct write, so add the inode to orphan
   661		 * dir first.
   662		 */

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0-DAY kernel build testing backend              Open Source Technology Center
http://lists.01.org/mailman/listinfo/kbuild                 Intel Corporation