[djwong-xfs:report-refcounts 312/312] ./usr/include/linux/fsrefcounts.h:68:19: error: unknown type name 'size_t'

From: kernel test robot
Date: Tue Jul 20 2021 - 02:15:13 EST

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tree: https://git.kernel.org/pub/scm/linux/kernel/git/djwong/xfs-linux.git report-refcounts
head: 6dbd0636f95c34ecb56e3d9760264209df79ed84
commit: 6dbd0636f95c34ecb56e3d9760264209df79ed84 [312/312] xfs: export reference count information to userspace
config: i386-randconfig-m021-20210720 (attached as .config)
compiler: gcc-10 (Ubuntu 10.3.0-1ubuntu1~20.04) 10.3.0
reproduce (this is a W=1 build):
# https://git.kernel.org/pub/scm/linux/kernel/git/djwong/xfs-linux.git/commit/?id=6dbd0636f95c34ecb56e3d9760264209df79ed84
git remote add djwong-xfs https://git.kernel.org/pub/scm/linux/kernel/git/djwong/xfs-linux.git
git fetch --no-tags djwong-xfs report-refcounts
git checkout 6dbd0636f95c34ecb56e3d9760264209df79ed84
# save the attached .config to linux build tree
mkdir build_dir
make W=1 O=build_dir ARCH=i386 SHELL=/bin/bash

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@xxxxxxxxx>

All errors (new ones prefixed by >>):

In file included from <command-line>:32:
>> ./usr/include/linux/fsrefcounts.h:68:19: error: unknown type name 'size_t'
68 | static __inline__ size_t
| ^~~~~~

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