linux-kernel - Re: [PATCH 01/45] block/fs/drivers: remove rw argument from submit

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Message-ID: <201606060411.oSFVvcx1%fengguang.wu@intel.com>
Date:	Mon, 6 Jun 2016 04:30:07 +0800
From:	kbuild test robot <lkp@...el.com>
To:	mchristi@...hat.com
Cc:	kbuild-all@...org, linux-f2fs-devel@...ts.sourceforge.net,
	linux-ext4@...r.kernel.org, konrad.wilk@...cle.com,
	drbd-dev@...ts.linbit.com, philipp.reisner@...bit.com,
	lars.ellenberg@...bit.com, linux-raid@...r.kernel.org,
	dm-devel@...hat.com, linux-fsdevel@...r.kernel.org,
	linux-bcache@...r.kernel.org, linux-block@...r.kernel.org,
	linux-kernel@...r.kernel.org, linux-scsi@...r.kernel.org,
	linux-mtd@...ts.infradead.org, target-devel@...r.kernel.org,
	linux-btrfs@...r.kernel.org, osd-dev@...n-osd.org, xfs@....sgi.com,
	ocfs2-devel@....oracle.com, Mike Christie <mchristi@...hat.com>
Subject: Re: [PATCH 01/45] block/fs/drivers: remove rw argument from
 submit_bio

Hi,

[auto build test ERROR on v4.7-rc1]
[cannot apply to dm/for-next md/for-next next-20160603]
[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/mchristi-redhat-com/v8-separate-operations-from-flags-in-the-bio-request-structs/20160606-040240
config: x86_64-randconfig-i0-201623 (attached as .config)
compiler: gcc-6 (Debian 6.1.1-1) 6.1.1 20160430
reproduce:
        # save the attached .config to linux build tree
        make ARCH=x86_64 

All error/warnings (new ones prefixed by >>):

   In file included from include/linux/fs.h:31:0,
                    from include/linux/genhd.h:67,
                    from include/linux/blkdev.h:9,
                    from fs/ext4/ext4.h:20,
                    from fs/ext4/ext4_extents.h:22,
                    from fs/ext4/crypto.c:37:
   fs/ext4/crypto.c: In function 'ext4_encrypted_zeroout':
   include/linux/blk_types.h:194:20: warning: passing argument 1 of 'submit_bio_wait' makes pointer from integer without a cast [-Wint-conversion]
    #define REQ_WRITE  (1ULL << __REQ_WRITE)
                       ^
   include/linux/fs.h:196:19: note: in expansion of macro 'REQ_WRITE'
    #define RW_MASK   REQ_WRITE
                      ^~~~~~~~~
>> include/linux/fs.h:200:17: note: in expansion of macro 'RW_MASK'
    #define WRITE   RW_MASK
                    ^~~~~~~
>> fs/ext4/crypto.c:442:25: note: in expansion of macro 'WRITE'
      err = submit_bio_wait(WRITE, bio);
                            ^~~~~
   In file included from include/linux/blkdev.h:19:0,
                    from fs/ext4/ext4.h:20,
                    from fs/ext4/ext4_extents.h:22,
                    from fs/ext4/crypto.c:37:
   include/linux/bio.h:476:12: note: expected 'struct bio *' but argument is of type 'long long unsigned int'
    extern int submit_bio_wait(struct bio *bio);
               ^~~~~~~~~~~~~~~
>> fs/ext4/crypto.c:442:9: error: too many arguments to function 'submit_bio_wait'
      err = submit_bio_wait(WRITE, bio);
            ^~~~~~~~~~~~~~~
   In file included from include/linux/blkdev.h:19:0,
                    from fs/ext4/ext4.h:20,
                    from fs/ext4/ext4_extents.h:22,
                    from fs/ext4/crypto.c:37:
   include/linux/bio.h:476:12: note: declared here
    extern int submit_bio_wait(struct bio *bio);
               ^~~~~~~~~~~~~~~

vim +/submit_bio_wait +442 fs/ext4/crypto.c

36086d43 Theodore Ts'o   2015-10-03  436  				 "bio_add_page failed: %d", ret);
36086d43 Theodore Ts'o   2015-10-03  437  			WARN_ON(1);
b30ab0e0 Michael Halcrow 2015-04-12  438  			bio_put(bio);
36086d43 Theodore Ts'o   2015-10-03  439  			err = -EIO;
b30ab0e0 Michael Halcrow 2015-04-12  440  			goto errout;
b30ab0e0 Michael Halcrow 2015-04-12  441  		}
b30ab0e0 Michael Halcrow 2015-04-12 @442  		err = submit_bio_wait(WRITE, bio);
36086d43 Theodore Ts'o   2015-10-03  443  		if ((err == 0) && bio->bi_error)
36086d43 Theodore Ts'o   2015-10-03  444  			err = -EIO;
95ea68b4 Theodore Ts'o   2015-05-31  445  		bio_put(bio);

:::::: The code at line 442 was first introduced by commit
:::::: b30ab0e03407d2aa2d9316cba199c757e4bfc8ad ext4 crypto: add ext4 encryption facilities

:::::: TO: Michael Halcrow <mhalcrow@...gle.com>
:::::: CC: Theodore Ts'o <tytso@....edu>

---
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