From mboxrd@z Thu Jan 1 00:00:00 1970 Received: with ECARTIS (v1.0.0; list linux-mips); Mon, 17 Jan 2011 14:59:32 +0100 (CET) Received: from ra.se.axis.com ([195.60.68.13]:41612 "EHLO ra.se.axis.com" rhost-flags-OK-OK-OK-OK) by eddie.linux-mips.org with ESMTP id S1493451Ab1AQN72 (ORCPT ); Mon, 17 Jan 2011 14:59:28 +0100 Received: from localhost (localhost [127.0.0.1]) by ra.se.axis.com (Postfix) with ESMTP id E0FBE11E94; Mon, 17 Jan 2011 14:59:22 +0100 (CET) X-Virus-Scanned: Debian amavisd-new at ra.se.axis.com Received: from ra.se.axis.com ([127.0.0.1]) by localhost (ra.se.axis.com [127.0.0.1]) (amavisd-new, port 10024) with LMTP id o3H1zUkHW+Z6; Mon, 17 Jan 2011 14:59:21 +0100 (CET) Received: from thoth.se.axis.com (thoth.se.axis.com [10.0.2.173]) by ra.se.axis.com (Postfix) with ESMTP id 8C2FA11E8F; Mon, 17 Jan 2011 14:59:14 +0100 (CET) Received: from silver.se.axis.com (silver.se.axis.com [10.88.4.3]) by thoth.se.axis.com (Postfix) with ESMTP id 2F5F234157; Mon, 17 Jan 2011 14:59:14 +0100 (CET) Received: from silver.se.axis.com (localhost [127.0.0.1]) by silver.se.axis.com (8.14.3/8.14.3/Debian-5+lenny1) with ESMTP id p0HDxEs9031675; Mon, 17 Jan 2011 14:59:14 +0100 Received: (from jespern@localhost) by silver.se.axis.com (8.14.3/8.14.3/Submit) id p0HDwrUa031663; Mon, 17 Jan 2011 14:58:53 +0100 Date: Mon, 17 Jan 2011 14:58:53 +0100 From: Jesper Nilsson To: Peter Zijlstra Cc: Russell King - ARM Linux , Richard Henderson , Ivan Kokshaysky , Matt Turner , Mike Frysinger , Mikael Starvik , Tony Luck , Fenghua Yu , Hirokazu Takata , Ralf Baechle , David Howells , Koichi Yasutake , Kyle McMartin , Helge Deller , "James E.J. Bottomley" , Benjamin Herrenschmidt , Paul Mackerras , Martin Schwidefsky , Heiko Carstens , "linux390@de.ibm.com" , Paul Mundt , "David S. Miller" , Chris Metcalf , Jeff Dike , Thomas Gleixner , Ingo Molnar , "H. Peter Anvin" , "x86@kernel.org" , Jeremy Fitzhardinge , Konrad Rzeszutek Wilk , "linux-alpha@vger.kernel.org" , "linux-kernel@vger.kernel.org" , "uclinux-dist-devel@blackfin.uclinux.org" , linux-cris-kernel , "linux-ia64@vger.kernel.org" , "linux-mips@linux-mips.org" , "linux-parisc@vger.kernel.org" , "linuxppc-dev@lists.ozlabs.org" , "linux-s390@vger.kernel.org" , "linux-sh@vger.kernel.org" , "sparclinux@vger.kernel.org" , "user-mode-linux-devel@lists.sourceforge.net" , "user-mode-linux-user@lists.sourceforge.net" , "xen-devel@lists.xensource.com" , "virtualization@lists.osdl.org" , Linux-Arch Subject: Re: [PATCH] sched: provide scheduler_ipi() callback in response to smp_send_reschedule() Message-ID: <20110117135852.GI9874@axis.com> References: <1295262433.30950.53.camel@laptop> <20110117112637.GA18599@n2100.arm.linux.org.uk> <1295263884.30950.54.camel@laptop> <1295264509.30950.59.camel@laptop> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1295264509.30950.59.camel@laptop> User-Agent: Mutt/1.5.18 (2008-05-17) 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: 28939 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: jesper.nilsson@axis.com Precedence: bulk X-list: linux-mips On Mon, Jan 17, 2011 at 12:41:49PM +0100, Peter Zijlstra wrote: > Index: linux-2.6/arch/cris/arch-v32/kernel/smp.c > =================================================================== > --- linux-2.6.orig/arch/cris/arch-v32/kernel/smp.c > +++ linux-2.6/arch/cris/arch-v32/kernel/smp.c > @@ -340,15 +340,18 @@ irqreturn_t crisv32_ipi_interrupt(int ir > > ipi = REG_RD(intr_vect, irq_regs[smp_processor_id()], rw_ipi); > > + if (ipi.vector & IPI_SCHEDULE) { > + scheduler_ipi(); > + } > if (ipi.vector & IPI_CALL) { > - func(info); > + func(info); > } > if (ipi.vector & IPI_FLUSH_TLB) { > - if (flush_mm == FLUSH_ALL) > - __flush_tlb_all(); > - else if (flush_vma == FLUSH_ALL) > + if (flush_mm == FLUSH_ALL) > + __flush_tlb_all(); > + else if (flush_vma == FLUSH_ALL) > __flush_tlb_mm(flush_mm); > - else > + else > __flush_tlb_page(flush_vma, flush_addr); > } > Acked-by: Jesper Nilsson /^JN - Jesper Nilsson -- Jesper Nilsson -- jesper.nilsson@axis.com From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from ra.se.axis.com ([195.60.68.13]:41612 "EHLO ra.se.axis.com" rhost-flags-OK-OK-OK-OK) by eddie.linux-mips.org with ESMTP id S1493451Ab1AQN72 (ORCPT ); Mon, 17 Jan 2011 14:59:28 +0100 Date: Mon, 17 Jan 2011 14:58:53 +0100 From: Jesper Nilsson Subject: Re: [PATCH] sched: provide scheduler_ipi() callback in response to smp_send_reschedule() Message-ID: <20110117135852.GI9874@axis.com> References: <1295262433.30950.53.camel@laptop> <20110117112637.GA18599@n2100.arm.linux.org.uk> <1295263884.30950.54.camel@laptop> <1295264509.30950.59.camel@laptop> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1295264509.30950.59.camel@laptop> Return-Path: Sender: linux-mips-bounce@linux-mips.org Errors-to: linux-mips-bounce@linux-mips.org To: Peter Zijlstra Cc: Russell King - ARM Linux , Richard Henderson , Ivan Kokshaysky , Matt Turner , Mike Frysinger , Mikael Starvik , Tony Luck , Fenghua Yu , Hirokazu Takata , Ralf Baechle , David Howells , Koichi Yasutake , Kyle McMartin , Helge Deller , "James E.J. Bottomley" , Benjamin Herrenschmidt , Paul Mackerras , Martin Schwidefsky , Heiko Carstens , "linux390@de.ibm.com" , Paul Mundt , "David S. Miller" , Chris Metcalf , Jeff Dike , Thomas Gleixner , Ingo Molnar , "H. Peter Anvin" , "x86@kernel.org" , Jeremy Fitzhardinge , Konrad Rzeszutek Wilk , "linux-alpha@vger.kernel.org" , "linux-kernel@vger.kernel.org" , "uclinux-dist-devel@blackfin.uclinux.org" , linux-cris-kernel , "linux-ia64@vger.kernel.org" , "linux-mips@linux-mips.org" , "linux-parisc@vger.kernel.org" , "linuxppc-dev@lists.ozlabs.org" , "linux-s390@vger.kernel.org" , "linux-sh@vger.kernel.org" , "sparclinux@vger.kernel.org" , "user-mode-linux-devel@lists.sourceforge.net" , "user-mode-linux-user@lists.sourceforge.net" , "xen-devel@lists.xensource.com" , "virtualization@lists.osdl.org" , Linux-Arch Message-ID: <20110117135853.b6Ux2NOO4dWM6iJCzPekQJlVtTmMGAQ50jdzJx4T978@z> On Mon, Jan 17, 2011 at 12:41:49PM +0100, Peter Zijlstra wrote: > Index: linux-2.6/arch/cris/arch-v32/kernel/smp.c > =================================================================== > --- linux-2.6.orig/arch/cris/arch-v32/kernel/smp.c > +++ linux-2.6/arch/cris/arch-v32/kernel/smp.c > @@ -340,15 +340,18 @@ irqreturn_t crisv32_ipi_interrupt(int ir > > ipi = REG_RD(intr_vect, irq_regs[smp_processor_id()], rw_ipi); > > + if (ipi.vector & IPI_SCHEDULE) { > + scheduler_ipi(); > + } > if (ipi.vector & IPI_CALL) { > - func(info); > + func(info); > } > if (ipi.vector & IPI_FLUSH_TLB) { > - if (flush_mm == FLUSH_ALL) > - __flush_tlb_all(); > - else if (flush_vma == FLUSH_ALL) > + if (flush_mm == FLUSH_ALL) > + __flush_tlb_all(); > + else if (flush_vma == FLUSH_ALL) > __flush_tlb_mm(flush_mm); > - else > + else > __flush_tlb_page(flush_vma, flush_addr); > } > Acked-by: Jesper Nilsson /^JN - Jesper Nilsson -- Jesper Nilsson -- jesper.nilsson@axis.com