From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753767AbbAXOEM (ORCPT ); Sat, 24 Jan 2015 09:04:12 -0500 Received: from mail-qa0-f42.google.com ([209.85.216.42]:54276 "EHLO mail-qa0-f42.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753434AbbAXOD4 (ORCPT ); Sat, 24 Jan 2015 09:03:56 -0500 From: Tejun Heo To: akpm@linux-foundation.org Cc: linux-kernel@vger.kernel.org, Tejun Heo , linux-mips@linux-mips.org Subject: [PATCH 05/32] mips: use %*pb[l] to print bitmaps including cpumasks and nodemasks Date: Sat, 24 Jan 2015 09:03:11 -0500 Message-Id: <1422108218-25398-6-git-send-email-tj@kernel.org> X-Mailer: git-send-email 2.1.0 In-Reply-To: <1422108218-25398-1-git-send-email-tj@kernel.org> References: <1422108218-25398-1-git-send-email-tj@kernel.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org printk and friends can now formap bitmaps using '%*pb[l]'. cpumask and nodemask also provide cpumask_pr_args() and nodemask_pr_args() respectively which can be used to generate the two printf arguments necessary to format the specified cpu/nodemask. This patch is dependent on the following two patches. lib/vsprintf: implement bitmap printing through '%*pb[l]' cpumask, nodemask: implement cpumask/nodemask_pr_args() Please wait till the forementioned patches are merged to mainline before applying to subsystem trees. Signed-off-by: Tejun Heo Cc: Andrew Morton Cc: linux-mips@linux-mips.org --- arch/mips/netlogic/common/smp.c | 13 +++++-------- 1 file changed, 5 insertions(+), 8 deletions(-) diff --git a/arch/mips/netlogic/common/smp.c b/arch/mips/netlogic/common/smp.c index 4fde7ac..e743bdd 100644 --- a/arch/mips/netlogic/common/smp.c +++ b/arch/mips/netlogic/common/smp.c @@ -162,7 +162,6 @@ void __init nlm_smp_setup(void) unsigned int boot_cpu; int num_cpus, i, ncore, node; volatile u32 *cpu_ready = nlm_get_boot_data(BOOT_CPU_READY); - char buf[64]; boot_cpu = hard_smp_processor_id(); cpumask_clear(&phys_cpu_present_mask); @@ -189,10 +188,10 @@ void __init nlm_smp_setup(void) } } - cpumask_scnprintf(buf, ARRAY_SIZE(buf), &phys_cpu_present_mask); - pr_info("Physical CPU mask: %s\n", buf); - cpumask_scnprintf(buf, ARRAY_SIZE(buf), cpu_possible_mask); - pr_info("Possible CPU mask: %s\n", buf); + pr_info("Physical CPU mask: %*pb\n", + cpumask_pr_args(&phys_cpu_present_mask)); + pr_info("Possible CPU mask: %*pb\n", + cpumask_pr_args(cpu_possible_mask)); /* check with the cores we have woken up */ for (ncore = 0, i = 0; i < NLM_NR_NODES; i++) @@ -209,7 +208,6 @@ static int nlm_parse_cpumask(cpumask_t *wakeup_mask) { uint32_t core0_thr_mask, core_thr_mask; int threadmode, i, j; - char buf[64]; core0_thr_mask = 0; for (i = 0; i < NLM_THREADS_PER_CORE; i++) @@ -244,8 +242,7 @@ static int nlm_parse_cpumask(cpumask_t *wakeup_mask) return threadmode; unsupp: - cpumask_scnprintf(buf, ARRAY_SIZE(buf), wakeup_mask); - panic("Unsupported CPU mask %s", buf); + panic("Unsupported CPU mask %*pb", cpumask_pr_args(wakeup_mask)); return 0; } -- 2.1.0