From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mga11.intel.com (mga11.intel.com [192.55.52.93]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 54C227C for ; Mon, 5 Dec 2022 20:40:21 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1670272821; x=1701808821; h=date:from:to:cc:subject:message-id:mime-version: in-reply-to; bh=cvEhZt/bo/VTb6qncJXhuLsvOWT5w5Ku8G4hAo+TWTk=; b=Gy/FkdnTuwgYVPg/O3bk0ie3rIVfg0oObsZ3W5aM7OXCD099jNQmqOU5 WjzqQazyc1xtTdj8b40swla97LhCfOJClabKjjoY0AhyMu1uXGi+WgblM FypWqQmz+oAyKAkfgdmu09g/dUYk8eQ73l8KOs5qI/gTyqOL4IphbnjeI /7RmFo8Y2g58Fi3RDAxEnHp7rlGLgpXuus7C4s/i62gEWgIN6ZsTeFQKv 8bq1evVJOt01IcK3oqtjTGXnCoI1ARaZSlN1gIELBB12wc+19JBX4y/VJ Mz/ovujvP9gmlJnqzT4A3YeePigi1FSi023oxBmoj05up9NA5LG8oMQid Q==; X-IronPort-AV: E=McAfee;i="6500,9779,10552"; a="314107865" X-IronPort-AV: E=Sophos;i="5.96,220,1665471600"; d="scan'208";a="314107865" Received: from orsmga008.jf.intel.com ([10.7.209.65]) by fmsmga102.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 05 Dec 2022 12:40:20 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6500,9779,10552"; a="676728671" X-IronPort-AV: E=Sophos;i="5.96,220,1665471600"; d="scan'208";a="676728671" Received: from lkp-server01.sh.intel.com (HELO b3c45e08cbc1) ([10.239.97.150]) by orsmga008.jf.intel.com with ESMTP; 05 Dec 2022 12:40:18 -0800 Received: from kbuild by b3c45e08cbc1 with local (Exim 4.96) (envelope-from ) id 1p2IG9-0000Kj-2J; Mon, 05 Dec 2022 20:40:17 +0000 Date: Tue, 6 Dec 2022 04:40:00 +0800 From: kernel test robot To: Nhat Pham Cc: oe-kbuild-all@lists.linux.dev, lkp@intel.com, Josh Triplett Subject: [lkp] [+534 bytes kernel size regression] [i386-tinyconfig] [b45ed49f9d] cachestat: implement cachestat syscall Message-ID: Precedence: bulk X-Mailing-List: oe-kbuild-all@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20221205175140.1543229-4-nphamcs@gmail.com> FYI, we noticed a +534 bytes kernel size regression due to commit: commit: b45ed49f9d4f655a5e95c14f7019b455929f419d (cachestat: implement cachestat syscall) url: https://github.com/intel-lab-lkp/linux/commits/Nhat-Pham/cachestat-a-new-syscall-for-page-cache-state-of-files/20221206-015308 base: https://git.kernel.org/cgit/linux/kernel/git/shuah/linux-kselftest.git next patch link: https://lore.kernel.org/all/20221205175140.1543229-4-nphamcs@gmail.com/ patch subject: [PATCH v2 3/4] cachestat: implement cachestat syscall Details as below (size data is obtained by `nm --size-sort vmlinux`): 6f4450be: workingset: refactor LRU refault to expose refault recency check b45ed49f: cachestat: implement cachestat syscall +---------------------------+----------+----------+-------+ | symbol | 6f4450be | b45ed49f | delta | +---------------------------+----------+----------+-------+ | nm.t.__do_sys_cachestat | 0 | 508 | 508 | | bzImage | 491488 | 491712 | 224 | | nm.T.__ia32_sys_cachestat | 0 | 22 | 22 | | nm.D.sys_call_table | 1804 | 1808 | 4 | +---------------------------+----------+----------+-------+ Thanks