From mboxrd@z Thu Jan 1 00:00:00 1970 From: Peter Zijlstra Subject: [PATCH 02/21] powerpc: Use call_rcu_sched() for pagetables Date: Fri, 26 Nov 2010 15:38:45 +0100 Message-ID: <20101126145410.373743450@chello.nl> References: <20101126143843.801484792@chello.nl> Return-path: Content-Disposition: inline; filename=powerpc-pgtable-call_rcu_sched.patch Sender: owner-linux-mm@kvack.org To: Andrea Arcangeli , Avi Kivity , Thomas Gleixner , Rik van Riel , Ingo Molnar , akpm@linux-fo Cc: linux-kernel@vger.kernel.org, linux-arch@vger.kernel.org, linux-mm@kvack.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) -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Fight unfair telecom policy in Canada: sign http://dissolvethecrtc.ca/ Don't email: email@kvack.org From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from casper.infradead.org ([85.118.1.10]:35561 "EHLO casper.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755232Ab0KZPBl (ORCPT ); Fri, 26 Nov 2010 10:01:41 -0500 Message-ID: <20101126145410.373743450@chello.nl> Date: Fri, 26 Nov 2010 15:38:45 +0100 From: Peter Zijlstra Subject: [PATCH 02/21] powerpc: Use call_rcu_sched() for pagetables References: <20101126143843.801484792@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, linux-mm@kvack.org, Benjamin Herrenschmidt , David Miller , Hugh Dickins , Mel Gorman , Nick Piggin , Peter Zijlstra , Paul McKenney , Yanmin Zhang , Stephen Rothwell , Nick Piggin Message-ID: <20101126143845.NIVx4tLZUQgaLQKN3n6tyc3Po7E-jcam4XLm6uJqzkE@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)