From mboxrd@z Thu Jan 1 00:00:00 1970 From: Peter Zijlstra Subject: [PATCH 01/20] powerpc: Use call_rcu_sched() for pagetables Date: Mon, 18 Oct 2010 13:24:34 +0200 Message-ID: <20101018112950.297918617@chello.nl> References: <20101018112433.556591568@chello.nl> Return-path: Content-Disposition: inline; filename=powerpc-pgtable-call_rcu_sched.patch Sender: linux-kernel-owner@vger.kernel.org To: Andrea Arcangeli , Avi Kivity , Thomas Gleixner , Rik van Riel , Ingo Molnar , akpm@linux-fou Cc: linux-kernel@vger.kernel.org, linux-arch@vger.kernel.org, Benjamin Herrenschmidt , David Miller , Hugh Dickins , Mel Gorman , Nick Piggin , Peter Zijlstra , Paul McKenney , Yanmin Zhang , Stephen Rothwell , Nick Piggin List-Id: linux-arch.vger.kernel.org PowerPC relies on IRQ-disable to guard against RCU quiecent states, use the appropriate RCU call version. Cc: Nick Piggin Cc: Paul E. McKenney Signed-off-by: Peter Zijlstra Acked-by: Benjamin Herrenschmidt --- arch/powerpc/mm/pgtable.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) Index: linux-2.6/arch/powerpc/mm/pgtable.c =================================================================== --- linux-2.6.orig/arch/powerpc/mm/pgtable.c +++ linux-2.6/arch/powerpc/mm/pgtable.c @@ -92,7 +92,7 @@ static void pte_free_rcu_callback(struct static void pte_free_submit(struct pte_freelist_batch *batch) { - call_rcu(&batch->rcu, pte_free_rcu_callback); + call_rcu_sched(&batch->rcu, pte_free_rcu_callback); } void pgtable_free_tlb(struct mmu_gather *tlb, void *table, unsigned shift) From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from casper.infradead.org ([85.118.1.10]:36532 "EHLO casper.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755343Ab0JRLfq (ORCPT ); Mon, 18 Oct 2010 07:35:46 -0400 Message-ID: <20101018112950.297918617@chello.nl> Date: Mon, 18 Oct 2010 13:24:34 +0200 From: Peter Zijlstra Subject: [PATCH 01/20] powerpc: Use call_rcu_sched() for pagetables References: <20101018112433.556591568@chello.nl> Content-Disposition: inline; filename=powerpc-pgtable-call_rcu_sched.patch Sender: linux-arch-owner@vger.kernel.org List-ID: To: Andrea Arcangeli , Avi Kivity , Thomas Gleixner , Rik van Riel , Ingo Molnar , akpm@linux-foundation.org, Linus Torvalds Cc: linux-kernel@vger.kernel.org, linux-arch@vger.kernel.org, Benjamin Herrenschmidt , David Miller , Hugh Dickins , Mel Gorman , Nick Piggin , Peter Zijlstra , Paul McKenney , Yanmin Zhang , Stephen Rothwell , Nick Piggin Message-ID: <20101018112434.nuUaCn-OcIabk1EcW_ZWGo0SzS39DR-5CpIKiSC4M1k@z> PowerPC relies on IRQ-disable to guard against RCU quiecent states, use the appropriate RCU call version. Cc: Nick Piggin Cc: Paul E. McKenney Signed-off-by: Peter Zijlstra Acked-by: Benjamin Herrenschmidt --- arch/powerpc/mm/pgtable.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) Index: linux-2.6/arch/powerpc/mm/pgtable.c =================================================================== --- linux-2.6.orig/arch/powerpc/mm/pgtable.c +++ linux-2.6/arch/powerpc/mm/pgtable.c @@ -92,7 +92,7 @@ static void pte_free_rcu_callback(struct static void pte_free_submit(struct pte_freelist_batch *batch) { - call_rcu(&batch->rcu, pte_free_rcu_callback); + call_rcu_sched(&batch->rcu, pte_free_rcu_callback); } void pgtable_free_tlb(struct mmu_gather *tlb, void *table, unsigned shift)