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From: travis@sgi.com To: Andrew Morton <akpm@linux-foundation.org>, Andi Kleen <ak@suse.de>, mingo@elte.hu Cc: Eric Dumazet <dada1@cosmosbay.com>, Christoph Lameter <clameter@sgi.com>, Jack Steiner <steiner@sgi.com>, linux-mm@kvack.org, linux-kernel@vger.kernel.org Subject: [PATCH 03/10] x86: Change NR_CPUS arrays in powernow-k8 V3 Date: Wed, 16 Jan 2008 09:09:05 -0800 [thread overview] Message-ID: <20080116170902.460289000@sgi.com> (raw) In-Reply-To: 20080116170902.006151000@sgi.com [-- Attachment #1: NR_CPUS-arrays-in-powernow-k8 --] [-- Type: text/plain, Size: 2243 bytes --] Change the following static arrays sized by NR_CPUS to per_cpu data variables: powernow_k8_data *powernow_data[NR_CPUS]; Signed-off-by: Mike Travis <travis@sgi.com> Reviewed-by: Christoph Lameter <clameter@sgi.com> --- V1->V2: - (none) --- arch/x86/kernel/cpu/cpufreq/powernow-k8.c | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) --- a/arch/x86/kernel/cpu/cpufreq/powernow-k8.c +++ b/arch/x86/kernel/cpu/cpufreq/powernow-k8.c @@ -53,7 +53,7 @@ /* serialize freq changes */ static DEFINE_MUTEX(fidvid_mutex); -static struct powernow_k8_data *powernow_data[NR_CPUS]; +static DEFINE_PER_CPU(struct powernow_k8_data *, powernow_data); static int cpu_family = CPU_OPTERON; @@ -1052,7 +1052,7 @@ static int transition_frequency_pstate(s static int powernowk8_target(struct cpufreq_policy *pol, unsigned targfreq, unsigned relation) { cpumask_t oldmask = CPU_MASK_ALL; - struct powernow_k8_data *data = powernow_data[pol->cpu]; + struct powernow_k8_data *data = per_cpu(powernow_data, pol->cpu); u32 checkfid; u32 checkvid; unsigned int newstate; @@ -1128,7 +1128,7 @@ err_out: /* Driver entry point to verify the policy and range of frequencies */ static int powernowk8_verify(struct cpufreq_policy *pol) { - struct powernow_k8_data *data = powernow_data[pol->cpu]; + struct powernow_k8_data *data = per_cpu(powernow_data, pol->cpu); if (!data) return -EINVAL; @@ -1233,7 +1233,7 @@ static int __cpuinit powernowk8_cpu_init dprintk("cpu_init done, current fid 0x%x, vid 0x%x\n", data->currfid, data->currvid); - powernow_data[pol->cpu] = data; + per_cpu(powernow_data, pol->cpu) = data; return 0; @@ -1247,7 +1247,7 @@ err_out: static int __devexit powernowk8_cpu_exit (struct cpufreq_policy *pol) { - struct powernow_k8_data *data = powernow_data[pol->cpu]; + struct powernow_k8_data *data = per_cpu(powernow_data, pol->cpu); if (!data) return -EINVAL; @@ -1268,7 +1268,7 @@ static unsigned int powernowk8_get (unsi cpumask_t oldmask = current->cpus_allowed; unsigned int khz = 0; - data = powernow_data[first_cpu(per_cpu(cpu_core_map, cpu))]; + data = per_cpu(powernow_data, first_cpu(per_cpu(cpu_core_map, cpu))); if (!data) return -EINVAL; --
next prev parent reply other threads:[~2008-01-16 17:12 UTC|newest] Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top 2008-01-16 17:09 [PATCH 00/10] x86: Reduce memory and intra-node effects with large count NR_CPUs V3 travis 2008-01-16 17:09 ` [PATCH 01/10] x86: Change size of APICIDs from u8 to u16 V3 travis 2008-01-16 17:09 ` [PATCH 02/10] x86: Change size of node ids " travis 2008-01-16 17:53 ` Eric Dumazet 2008-01-16 18:10 ` Mike Travis 2008-01-16 19:16 ` Mike Travis 2008-01-16 20:37 ` Eric Dumazet 2008-01-16 17:09 ` travis [this message] 2008-01-16 17:09 ` [PATCH 04/10] x86: Change NR_CPUS arrays in intel_cacheinfo V3 travis 2008-01-16 17:09 ` [PATCH 05/10] x86: Change NR_CPUS arrays in smpboot_64 V3 travis 2008-01-16 17:09 ` [PATCH 06/10] x86: Change NR_CPUS arrays in topology V3 travis 2008-01-16 17:09 ` [PATCH 07/10] x86: Cleanup x86_cpu_to_apicid references V3 travis 2008-01-16 17:09 ` [PATCH 08/10] x86: Change NR_CPUS arrays in numa_64 V3 travis 2008-01-16 17:09 ` [PATCH 09/10] x86: Change NR_CPUS arrays in acpi-cpufreq V3 travis 2008-01-16 17:09 ` [PATCH 10/10] x86: Change bios_cpu_apicid to percpu data variable V3 travis 2008-01-16 18:01 ` [PATCH 00/10] x86: Reduce memory and intra-node effects with large count NR_CPUs V3 Frans Pop 2008-01-16 18:14 ` Mike Travis
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