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* [lkp] [+879 bytes kernel size regression] [i386-tinyconfig] [9cfa950ace] fs: add mount_setattr()
@ 2020-07-17  9:42 kernel test robot
  0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2020-07-17  9:42 UTC (permalink / raw)
  To: kbuild-all

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FYI, we noticed a +879 bytes kernel size regression due to commit:

commit: 9cfa950acecdd0c70e0d43d2e1c76dcf4797bb16 (fs: add mount_setattr())
https://git.kernel.org/pub/scm/linux/kernel/git/brauner/linux.git mount_setattr

Details as below (size data is obtained by `nm --size-sort vmlinux`):

9573a242: namespace: only take read lock in do_reconfigure_mnt()
9cfa950a: fs: add mount_setattr()

+-------------------------------+----------+----------+-------+
|            symbol             | 9573a242 | 9cfa950a | delta |
+-------------------------------+----------+----------+-------+
| nm.T.__ia32_sys_mount_setattr | 0        | 850      | 850   |
| bzImage                       | 442464   | 442880   | 416   |
| nm.t.build_attr_flags         | 0        | 58       | 58    |
| nm.R.sys_call_table           | 1760     | 1764     | 4     |
| nm.T.__ia32_sys_fsmount       | 531      | 498      | -33   |
+-------------------------------+----------+----------+-------+



Thanks

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2020-07-17  9:42 [lkp] [+879 bytes kernel size regression] [i386-tinyconfig] [9cfa950ace] fs: add mount_setattr() kernel test robot

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