Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1030440AbXAYRB7 (ORCPT ); Thu, 25 Jan 2007 12:01:59 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1030444AbXAYRB6 (ORCPT ); Thu, 25 Jan 2007 12:01:58 -0500 Received: from tomts25-srv.bellnexxia.net ([209.226.175.188]:34301 "EHLO tomts25-srv.bellnexxia.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1030440AbXAYRBj (ORCPT ); Thu, 25 Jan 2007 12:01:39 -0500 From: Mathieu Desnoyers To: linux-kernel@vger.kernel.org Cc: Linus Torvalds , Andrew Morton , Ingo Molnar , Greg Kroah-Hartman , Christoph Hellwig , ltt-dev@shafik.org, systemtap@sources.redhat.com, Douglas Niehaus , "Martin J. Bligh" , Thomas Gleixner , Paul Mackerras , Mathieu Desnoyers Subject: [PATCH 04/10] local_t : ia64 extension Date: Thu, 25 Jan 2007 11:16:11 -0500 Message-Id: <1169741780668-git-send-email-mathieu.desnoyers@polymtl.ca> X-Mailer: git-send-email 1.4.4.3 In-Reply-To: <1169741777507-git-send-email-mathieu.desnoyers@polymtl.ca> References: <1169741777507-git-send-email-mathieu.desnoyers@polymtl.ca> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2241 Lines: 62 local_t : ia64 extension Signed-off-by: Mathieu Desnoyers --- a/include/asm-ia64/local.h +++ b/include/asm-ia64/local.h @@ -1,50 +1 @@ -#ifndef _ASM_IA64_LOCAL_H -#define _ASM_IA64_LOCAL_H - -/* - * Copyright (C) 2003 Hewlett-Packard Co - * David Mosberger-Tang - */ - -#include - -typedef struct { - atomic64_t val; -} local_t; - -#define LOCAL_INIT(i) ((local_t) { { (i) } }) -#define local_read(l) atomic64_read(&(l)->val) -#define local_set(l, i) atomic64_set(&(l)->val, i) -#define local_inc(l) atomic64_inc(&(l)->val) -#define local_dec(l) atomic64_dec(&(l)->val) -#define local_add(i, l) atomic64_add((i), &(l)->val) -#define local_sub(i, l) atomic64_sub((i), &(l)->val) - -/* Non-atomic variants, i.e., preemption disabled and won't be touched in interrupt, etc. */ - -#define __local_inc(l) (++(l)->val.counter) -#define __local_dec(l) (--(l)->val.counter) -#define __local_add(i,l) ((l)->val.counter += (i)) -#define __local_sub(i,l) ((l)->val.counter -= (i)) - -/* - * Use these for per-cpu local_t variables. Note they take a variable (eg. mystruct.foo), - * not an address. - */ -#define cpu_local_read(v) local_read(&__ia64_per_cpu_var(v)) -#define cpu_local_set(v, i) local_set(&__ia64_per_cpu_var(v), (i)) -#define cpu_local_inc(v) local_inc(&__ia64_per_cpu_var(v)) -#define cpu_local_dec(v) local_dec(&__ia64_per_cpu_var(v)) -#define cpu_local_add(i, v) local_add((i), &__ia64_per_cpu_var(v)) -#define cpu_local_sub(i, v) local_sub((i), &__ia64_per_cpu_var(v)) - -/* - * Non-atomic increments, i.e., preemption disabled and won't be touched in interrupt, - * etc. - */ -#define __cpu_local_inc(v) __local_inc(&__ia64_per_cpu_var(v)) -#define __cpu_local_dec(v) __local_dec(&__ia64_per_cpu_var(v)) -#define __cpu_local_add(i, v) __local_add((i), &__ia64_per_cpu_var(v)) -#define __cpu_local_sub(i, v) __local_sub((i), &__ia64_per_cpu_var(v)) - -#endif /* _ASM_IA64_LOCAL_H */ +#include - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/