Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932382AbXHFMh3 (ORCPT ); Mon, 6 Aug 2007 08:37:29 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753200AbXHFMhO (ORCPT ); Mon, 6 Aug 2007 08:37:14 -0400 Received: from mailhub.sw.ru ([195.214.233.200]:48183 "EHLO relay.sw.ru" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752532AbXHFMhN (ORCPT ); Mon, 6 Aug 2007 08:37:13 -0400 Date: Mon, 6 Aug 2007 16:36:55 +0400 From: Alexey Dobriyan To: akpm@osdl.org Cc: linux-kernel@vger.kernel.org, devel@openvz.org, nickpiggin@yahoo.com.au Subject: [PATCH 1/2] sysctl: remove binary sysctls from kernel.sched_domain Message-ID: <20070806123655.GC6634@localhost.sw.ru> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.5.11 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 4098 Lines: 109 kernel.sched_domain hierarchy is under CTL_UNNUMBERED and thus unreachable to sysctl(2). Generating .ctl_number's in such situation is not useful. Signed-off-by: Alexey Dobriyan --- kernel/sched.c | 38 +++++++++++++++++++++----------------- 1 file changed, 21 insertions(+), 17 deletions(-) --- a/kernel/sched.c +++ b/kernel/sched.c @@ -5210,12 +5210,19 @@ static void migrate_dead_tasks(unsigned int dead_cpu) #if defined(CONFIG_SCHED_DEBUG) && defined(CONFIG_SYSCTL) static struct ctl_table sd_ctl_dir[] = { - {CTL_UNNUMBERED, "sched_domain", NULL, 0, 0755, NULL, }, + { + .procname = "sched_domain", + .mode = 0755, + }, {0,}, }; static struct ctl_table sd_ctl_root[] = { - {CTL_UNNUMBERED, "kernel", NULL, 0, 0755, sd_ctl_dir, }, + { + .procname = "kernel", + .mode = 0755, + .child = sd_ctl_dir, + }, {0,}, }; @@ -5231,11 +5238,10 @@ static struct ctl_table *sd_alloc_ctl_entry(int n) } static void -set_table_entry(struct ctl_table *entry, int ctl_name, +set_table_entry(struct ctl_table *entry, const char *procname, void *data, int maxlen, mode_t mode, proc_handler *proc_handler) { - entry->ctl_name = ctl_name; entry->procname = procname; entry->data = data; entry->maxlen = maxlen; @@ -5248,28 +5254,28 @@ sd_alloc_ctl_domain_table(struct sched_domain *sd) { struct ctl_table *table = sd_alloc_ctl_entry(14); - set_table_entry(&table[0], 1, "min_interval", &sd->min_interval, + set_table_entry(&table[0], "min_interval", &sd->min_interval, sizeof(long), 0644, proc_doulongvec_minmax); - set_table_entry(&table[1], 2, "max_interval", &sd->max_interval, + set_table_entry(&table[1], "max_interval", &sd->max_interval, sizeof(long), 0644, proc_doulongvec_minmax); - set_table_entry(&table[2], 3, "busy_idx", &sd->busy_idx, + set_table_entry(&table[2], "busy_idx", &sd->busy_idx, sizeof(int), 0644, proc_dointvec_minmax); - set_table_entry(&table[3], 4, "idle_idx", &sd->idle_idx, + set_table_entry(&table[3], "idle_idx", &sd->idle_idx, sizeof(int), 0644, proc_dointvec_minmax); - set_table_entry(&table[4], 5, "newidle_idx", &sd->newidle_idx, + set_table_entry(&table[4], "newidle_idx", &sd->newidle_idx, sizeof(int), 0644, proc_dointvec_minmax); - set_table_entry(&table[5], 6, "wake_idx", &sd->wake_idx, + set_table_entry(&table[5], "wake_idx", &sd->wake_idx, sizeof(int), 0644, proc_dointvec_minmax); - set_table_entry(&table[6], 7, "forkexec_idx", &sd->forkexec_idx, + set_table_entry(&table[6], "forkexec_idx", &sd->forkexec_idx, sizeof(int), 0644, proc_dointvec_minmax); - set_table_entry(&table[7], 8, "busy_factor", &sd->busy_factor, + set_table_entry(&table[7], "busy_factor", &sd->busy_factor, sizeof(int), 0644, proc_dointvec_minmax); - set_table_entry(&table[8], 9, "imbalance_pct", &sd->imbalance_pct, + set_table_entry(&table[8], "imbalance_pct", &sd->imbalance_pct, sizeof(int), 0644, proc_dointvec_minmax); - set_table_entry(&table[10], 11, "cache_nice_tries", + set_table_entry(&table[10], "cache_nice_tries", &sd->cache_nice_tries, sizeof(int), 0644, proc_dointvec_minmax); - set_table_entry(&table[12], 13, "flags", &sd->flags, + set_table_entry(&table[12], "flags", &sd->flags, sizeof(int), 0644, proc_dointvec_minmax); return table; @@ -5289,7 +5295,6 @@ static ctl_table *sd_alloc_ctl_cpu_table(int cpu) i = 0; for_each_domain(cpu, sd) { snprintf(buf, 32, "domain%d", i); - entry->ctl_name = i + 1; entry->procname = kstrdup(buf, GFP_KERNEL); entry->mode = 0755; entry->child = sd_alloc_ctl_domain_table(sd); @@ -5310,7 +5315,6 @@ static void init_sched_domain_sysctl(void) for (i = 0; i < cpu_num; i++, entry++) { snprintf(buf, 32, "cpu%d", i); - entry->ctl_name = i + 1; entry->procname = kstrdup(buf, GFP_KERNEL); entry->mode = 0755; entry->child = sd_alloc_ctl_cpu_table(i); - 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/