linux-kernel - Re: [PATCH v4 1/1] DM: inplace compressed DM target

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Date:   Tue, 14 Feb 2017 08:16:40 +0800
From:   kbuild test robot <lkp@...el.com>
To:     Ram Pai <linuxram@...ibm.com>
Cc:     kbuild-all@...org, linux-doc@...r.kernel.org,
        linux-kernel@...r.kernel.org, dm-devel@...hat.com,
        linux-raid@...r.kernel.org, agk@...hat.com, snitzer@...hat.com,
        corbet@....net, shli@...nel.org, hbabu@...ibm.com,
        linuxram@...ibm.com
Subject: Re: [PATCH v4 1/1] DM: inplace compressed DM target

Hi Ram,

[auto build test WARNING on dm/for-next]
[also build test WARNING on v4.10-rc8 next-20170213]
[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/Ram-Pai/DM-inplace-compressed-DM-target/20170214-055727
base:   https://git.kernel.org/pub/scm/linux/kernel/git/device-mapper/linux-dm.git for-next
config: m68k-allmodconfig (attached as .config)
compiler: m68k-linux-gcc (GCC) 4.9.0
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
        # save the attached .config to linux build tree
        make.cross ARCH=m68k 

All warnings (new ones prefixed by >>):

   drivers/md/dm-inplace-compress.c: In function 'dm_icomp_status':
>> drivers/md/dm-inplace-compress.c:2096:3: warning: format '%ld' expects argument of type 'long int', but argument 4 has type 'long long int' [-Wformat=]
      DMEMIT("%ld %ld %ld",
      ^
   drivers/md/dm-inplace-compress.c:2096:3: warning: format '%ld' expects argument of type 'long int', but argument 5 has type 'long long int' [-Wformat=]
   drivers/md/dm-inplace-compress.c:2096:3: warning: format '%ld' expects argument of type 'long int', but argument 6 has type 'long long int' [-Wformat=]

vim +2096 drivers/md/dm-inplace-compress.c

  2080		req->locked_locks = 0;
  2081	
  2082		req->cpu = raw_smp_processor_id();
  2083		dm_icomp_queue_req(info, req);
  2084	
  2085		return DM_MAPIO_SUBMITTED;
  2086	}
  2087	
  2088	static void dm_icomp_status(struct dm_target *ti, status_type_t type,
  2089		  unsigned int status_flags, char *result, unsigned int maxlen)
  2090	{
  2091		struct dm_icomp_info *info = ti->private;
  2092		unsigned int sz = 0;
  2093	
  2094		switch (type) {
  2095		case STATUSTYPE_INFO:
> 2096			DMEMIT("%ld %ld %ld",
  2097				atomic64_read(&info->uncompressed_write_size),
  2098				atomic64_read(&info->compressed_write_size),
  2099				atomic64_read(&info->meta_write_size));
  2100			break;
  2101		case STATUSTYPE_TABLE:
  2102			if (info->write_mode == DMCP_WRITE_BACK)
  2103				DMEMIT("%s %s:%d %s:%s %s:%d", info->dev->name,
  2104					"writeback", info->writeback_delay,

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

Download attachment ".config.gz" of type "application/gzip" (38918 bytes)