From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mga12.intel.com (mga12.intel.com [192.55.52.136]) (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 05F682F2E for ; Fri, 20 Jan 2023 16:13:25 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1674231206; x=1705767206; h=date:from:to:cc:subject:message-id:mime-version: in-reply-to; bh=kreh3owuhJqDUwkh98dtMip9LA4EbDf3CVSOI8/3BQc=; b=EB0EDc1UzePrGtrgMempba7CfnosPy3VHl4fmEnB6yqTGrS2hZ55P2vj qzrL550uoJ9uDR6OcdH+f5yqW0St1P3ZhiRaVtNG5q0C78+JaJinUWaEN SMzpJsYnYJ4FlRgZTtNGqtdHFwuXstfOsw2PcJOFd/fTaB0eREnIXvoOQ pLc0+v09HoV2ndodHF8UKB/tYmAik97ublS98/vFO0sX/BGbGDMj78QTi 2Vt81OjzVbQHbOmkS2NEdBtV0Wf3/LRCqX2mXHCk7Vo9ydNPhawBAo7Bm BXB2FgwE9L3tT7U7Rota1cPfE1A8CeTBfFQUlaxEXxEfCDkY+YX1oMcyv g==; X-IronPort-AV: E=McAfee;i="6500,9779,10596"; a="305284855" X-IronPort-AV: E=Sophos;i="5.97,232,1669104000"; d="scan'208";a="305284855" Received: from fmsmga005.fm.intel.com ([10.253.24.32]) by fmsmga106.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 20 Jan 2023 08:13:12 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6500,9779,10596"; a="989434775" X-IronPort-AV: E=Sophos;i="5.97,232,1669104000"; d="scan'208";a="989434775" Received: from lkp-server01.sh.intel.com (HELO 5646d64e7320) ([10.239.97.150]) by fmsmga005.fm.intel.com with ESMTP; 20 Jan 2023 08:13:10 -0800 Received: from kbuild by 5646d64e7320 with local (Exim 4.96) (envelope-from ) id 1pIu0r-0002gi-1w; Fri, 20 Jan 2023 16:13:09 +0000 Date: Sat, 21 Jan 2023 00:12:36 +0800 From: kernel test robot To: Gregory Price Cc: oe-kbuild-all@lists.linux.dev, lkp@intel.com, Josh Triplett Subject: [lkp] [+309 bytes kernel size regression] [i386-tinyconfig] [9a08e0b054] ptrace,syscall_user_dispatch: add a getter/setter for sud configuration 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: <20230120144356.40717-4-gregory.price@memverge.com> FYI, we noticed a +309 bytes kernel size regression due to commit: commit: 9a08e0b054230e2e0a4c6313e708c64c338d9f89 (ptrace,syscall_user_dispatch: add a getter/setter for sud configuration) url: https://github.com/intel-lab-lkp/linux/commits/Gregory-Price/ptrace-syscall_user_dispatch-Implement-Syscall-User-Dispatch-Suspension/20230120-224726 base: https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git d368967cb1039b5c4cccb62b5a4b9468c50cd143 patch link: https://lore.kernel.org/all/20230120144356.40717-4-gregory.price@memverge.com/ patch subject: [PATCH v3 3/3] ptrace,syscall_user_dispatch: add a getter/setter for sud configuration Details as below (size data is obtained by `nm --size-sort vmlinux`): 12197c6c: fs/proc/array: Add Syscall User Dispatch to proc status 9a08e0b0: ptrace,syscall_user_dispatch: add a getter/setter for sud configuration +---------------------------------------+----------+----------+-------+ | symbol | 12197c6c | 9a08e0b0 | delta | +---------------------------------------+----------+----------+-------+ | bzImage | 495840 | 496096 | 256 | | nm.T.syscall_user_dispatch_get_config | 0 | 181 | 181 | | nm.T.syscall_user_dispatch_set_config | 0 | 86 | 86 | | nm.T.ptrace_request | 1186 | 1228 | 42 | +---------------------------------------+----------+----------+-------+ Thanks