From mboxrd@z Thu Jan 1 00:00:00 1970 Content-Type: multipart/mixed; boundary="===============2924997942223941253==" MIME-Version: 1.0 From: kbuild test robot To: kbuild-all@lists.01.org Subject: [lkp] [+618 bytes kernel size regression] [i386-tinyconfig] [0a27074469] rcu/tiny: support reclaim for head-less object Date: Wed, 29 Apr 2020 14:01:51 +0800 Message-ID: <20200429060150.GA43416@04cb3a94dea8> List-Id: --===============2924997942223941253== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable FYI, we noticed a +618 bytes kernel size regression due to commit: commit: 0a2707446991f80336b8d89c942e498973d4793e (rcu/tiny: support reclaim= for head-less object) url: https://github.com/0day-ci/linux/commits/Uladzislau-Rezki-Sony/Introdu= ce-kvfree_rcu-1-or-2-arguments/20200429-061752 Details as below (size data is obtained by `nm --size-sort vmlinux`): 02dabf68: rcu/tiny: move kvfree_call_rcu() out of header 0a270744: rcu/tiny: support reclaim for head-less object +----------------------------+----------+----------+-------+ | symbol | 02dabf68 | 0a270744 | delta | +----------------------------+----------+----------+-------+ | bzImage | 439392 | 439680 | 288 | | nm.T.kvfree_call_rcu | 5 | 209 | 204 | | nm.T.rcu_init | 25 | 157 | 132 | | nm.t.kvfree_rcu_monitor | 0 | 96 | 96 | | nm.t.kvfree_rcu_work | 0 | 81 | 81 | | nm.b.monitor_work | 0 | 44 | 44 | | nm.b.rcu_work | 0 | 28 | 28 | | nm.t.rcu_process_callbacks | 146 | 153 | 7 | | nm.T.call_rcu | 46 | 51 | 5 | | nm.b.kvcache | 0 | 4 | 4 | | nm.b.kvhead | 0 | 4 | 4 | | nm.b.kvhead_free | 0 | 4 | 4 | | nm.b.rcu_init_done | 0 | 4 | 4 | | nm.T.rcu_qs | 36 | 40 | 4 | | nm.b.monitor_todo | 0 | 1 | 1 | +----------------------------+----------+----------+-------+ Thanks, Kbuild test robot --===============2924997942223941253==--