tree: https://git.kernel.org/pub/scm/linux/kernel/git/nvdimm/nvdimm.git
libnvdimm-for-next
head: 4f2e6ecbd1cb397d65ead8aab4fd4d05fcbfeaff
commit: 45d0fd3c767f81356f880be9a8893bb12a39488a [49/56] mm, dev_pagemap:
introduce CONFIG_DEV_PAGEMAP_OPS
config: x86_64-randconfig-s4-04010854 (attached as .config)
compiler: gcc-7 (Debian 7.3.0-1) 7.3.0
reproduce:
git checkout 45d0fd3c767f81356f880be9a8893bb12a39488a
# save the attached .config to linux build tree
make ARCH=x86_64
All errors (new ones prefixed by >>):
drivers//dax/super.c: In function 'fs_dax_claim_bdev':
>> drivers//dax/super.c:207:7: error: implicit declaration of function
>> 'blk_queue_dax' [-Werror=implicit-function-declaration]
if (!blk_queue_dax(bdev->bd_queue))
^~~~~~~~~~~~~
drivers//dax/super.c:209:44: error: dereferencing pointer to incomplete type
'struct gendisk'
dax_dev = fs_dax_get_by_host(bdev->bd_disk->disk_name);
^~
cc1: some warnings being treated as errors
vim +/blk_queue_dax +207 drivers//dax/super.c
b42158bb Dan Williams 2018-03-29 202
b42158bb Dan Williams 2018-03-29 203 struct dax_device
*fs_dax_claim_bdev(struct block_device *bdev, void *owner)
b42158bb Dan Williams 2018-03-29 204 {
b42158bb Dan Williams 2018-03-29 205 struct dax_device *dax_dev;
b42158bb Dan Williams 2018-03-29 206
b42158bb Dan Williams 2018-03-29 @207 if (!blk_queue_dax(bdev->bd_queue))
b42158bb Dan Williams 2018-03-29 208 return NULL;
b42158bb Dan Williams 2018-03-29 209 dax_dev =
fs_dax_get_by_host(bdev->bd_disk->disk_name);
b42158bb Dan Williams 2018-03-29 210 if (dax_dev->ops->fs_claim)
b42158bb Dan Williams 2018-03-29 211 return
dax_dev->ops->fs_claim(dax_dev, owner);
b42158bb Dan Williams 2018-03-29 212 else
b42158bb Dan Williams 2018-03-29 213 return fs_dax_claim(dax_dev,
owner);
b42158bb Dan Williams 2018-03-29 214 }
b42158bb Dan Williams 2018-03-29 215 EXPORT_SYMBOL_GPL(fs_dax_claim_bdev);
b42158bb Dan Williams 2018-03-29 216
:::::: The code at line 207 was first introduced by commit
:::::: b42158bb23c9db316c12e3b3845ef01d41013314 dax, dm: introduce
->fs_{claim,release}() dax_device infrastructure
:::::: TO: Dan Williams <dan.j.willi...@intel.com>
:::::: CC: Dan Williams <dan.j.willi...@intel.com>
---
0-DAY kernel test infrastructure Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all Intel Corporation
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