* [lkp] [+258 bytes kernel size regression] [i386-tinyconfig] [39a1aa674d] ptrace,syscall_user_dispatch: checkpoint/restore support for SUD
[not found] <20230301205843.2164-3-gregory.price@memverge.com>
@ 2023-03-01 22:08 ` kernel test robot
0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2023-03-01 22:08 UTC (permalink / raw)
To: Gregory Price; +Cc: oe-kbuild-all, lkp, Josh Triplett
FYI, we noticed a +258 bytes kernel size regression due to commit:
commit: 39a1aa674dbf23f8f44af1eb2bd1d01a9531de8e (ptrace,syscall_user_dispatch: checkpoint/restore support for SUD)
url: https://github.com/intel-lab-lkp/linux/commits/Gregory-Price/syscall_user_dispatch-helper-function-to-operate-on-given-task/20230302-050205
base: https://git.kernel.org/cgit/linux/kernel/git/shuah/linux-kselftest.git next
patch link: https://lore.kernel.org/all/20230301205843.2164-3-gregory.price@memverge.com/
patch subject: [PATCH v13 2/3] ptrace,syscall_user_dispatch: checkpoint/restore support for SUD
Details as below (size data is obtained by `nm --size-sort vmlinux`):
43d29eea: syscall_user_dispatch: helper function to operate on given task
39a1aa67: ptrace,syscall_user_dispatch: checkpoint/restore support for SUD
+---------------------------------------+----------+----------+-------+
| symbol | 43d29eea | 39a1aa67 | delta |
+---------------------------------------+----------+----------+-------+
| bzImage | 495936 | 496064 | 128 |
| nm.t.task_set_syscall_user_dispatch | 0 | 127 | 127 |
| nm.T.syscall_user_dispatch_get_config | 0 | 117 | 117 |
| nm.T.syscall_user_dispatch_set_config | 0 | 73 | 73 |
| nm.T.ptrace_request | 1186 | 1228 | 42 |
| nm.D.linux_banner | 165 | 166 | 1 |
| nm.T.set_syscall_user_dispatch | 128 | 26 | -102 |
+---------------------------------------+----------+----------+-------+
Thanks
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2023-03-01 22:08 ` [lkp] [+258 bytes kernel size regression] [i386-tinyconfig] [39a1aa674d] ptrace,syscall_user_dispatch: checkpoint/restore support for SUD kernel test robot
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