From mboxrd@z Thu Jan 1 00:00:00 1970 Received: with ECARTIS (v1.0.0; list linux-mips); Tue, 23 Jan 2007 14:38:17 +0000 (GMT) Received: from localhost.localdomain ([127.0.0.1]:16784 "EHLO dl5rb.ham-radio-op.net") by ftp.linux-mips.org with ESMTP id S28579118AbXAWOiQ (ORCPT ); Tue, 23 Jan 2007 14:38:16 +0000 Received: from denk.linux-mips.net (denk.linux-mips.net [127.0.0.1]) by dl5rb.ham-radio-op.net (8.13.8/8.13.8) with ESMTP id l0NEcE4D018944; Tue, 23 Jan 2007 14:38:14 GMT Received: (from ralf@localhost) by denk.linux-mips.net (8.13.8/8.13.8/Submit) id l0NEcE4W018943; Tue, 23 Jan 2007 14:38:14 GMT Date: Tue, 23 Jan 2007 14:38:14 +0000 From: Ralf Baechle To: Franck Bui-Huu Cc: linux-mips@linux-mips.org, Franck Bui-Huu Subject: Re: [PATCH 1/7] signals: reduce {setup,restore}_sigcontext sizes Message-ID: <20070123143814.GE18083@linux-mips.org> References: <1169561903878-git-send-email-fbuihuu@gmail.com> <11695619031540-git-send-email-fbuihuu@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <11695619031540-git-send-email-fbuihuu@gmail.com> User-Agent: Mutt/1.4.2.2i Return-Path: X-Envelope-To: <"|/home/ecartis/ecartis -s linux-mips"> (uid 0) X-Orcpt: rfc822;linux-mips@linux-mips.org Original-Recipient: rfc822;linux-mips@linux-mips.org X-archive-position: 13759 X-ecartis-version: Ecartis v1.0.0 Sender: linux-mips-bounce@linux-mips.org Errors-to: linux-mips-bounce@linux-mips.org X-original-sender: ralf@linux-mips.org Precedence: bulk X-list: linux-mips On Tue, Jan 23, 2007 at 03:18:17PM +0100, Franck Bui-Huu wrote: > From: Franck Bui-Huu > > This trivial change reduces considerably code size of these > 2 functions callers. For instance, here is the figures for > arch/kernel/signal.o objects: > > text data bss dec hex filename > 11972 0 0 11972 2ec4 arch/mips/kernel/signal.o~old > 5380 0 0 5380 1504 arch/mips/kernel/signal.o~new Have you ran any benchmarks on this? Unrolling the loops used to make a noticable difference. Ralf