From: Oleg Drokin Date: Thu, 21 May 2015 19:31:57 +0000 (-0400) Subject: staging/lustre/ldlm: move namespaces/resource_count to sysfs X-Git-Tag: v4.2-rc1~88^2~500 X-Git-Url: http://git.osdn.net/view?a=commitdiff_plain;h=61d4a2e4b061179512fd4b240024a14646bb7b09;p=uclinux-h8%2Flinux.git staging/lustre/ldlm: move namespaces/resource_count to sysfs Move ldlm display of resource_count from procfs to sysfs Signed-off-by: Oleg Drokin Signed-off-by: Greg Kroah-Hartman --- diff --git a/drivers/staging/lustre/lustre/ldlm/ldlm_resource.c b/drivers/staging/lustre/lustre/ldlm/ldlm_resource.c index ad3e0b3a5d0a..f88b1896fbaa 100644 --- a/drivers/staging/lustre/lustre/ldlm/ldlm_resource.c +++ b/drivers/staging/lustre/lustre/ldlm/ldlm_resource.c @@ -150,9 +150,11 @@ void ldlm_proc_cleanup(void) ldlm_ns_proc_dir = NULL; } -static int lprocfs_ns_resources_seq_show(struct seq_file *m, void *v) +static ssize_t resource_count_show(struct kobject *kobj, struct attribute *attr, + char *buf) { - struct ldlm_namespace *ns = m->private; + struct ldlm_namespace *ns = container_of(kobj, struct ldlm_namespace, + ns_kobj); __u64 res = 0; struct cfs_hash_bd bd; int i; @@ -160,9 +162,9 @@ static int lprocfs_ns_resources_seq_show(struct seq_file *m, void *v) /* result is not strictly consistent */ cfs_hash_for_each_bucket(ns->ns_rs_hash, &bd, i) res += cfs_hash_bd_count_get(&bd); - return lprocfs_rd_u64(m, &res); + return sprintf(buf, "%lld\n", res); } -LPROC_SEQ_FOPS_RO(lprocfs_ns_resources); +LUSTRE_RO_ATTR(resource_count); static int lprocfs_ns_locks_seq_show(struct seq_file *m, void *v) { @@ -305,6 +307,7 @@ LPROC_SEQ_FOPS(lprocfs_elc); /* These are for namespaces in /sys/fs/lustre/ldlm/namespaces/ */ static struct attribute *ldlm_ns_attrs[] = { + &lustre_attr_resource_count.attr, NULL, }; @@ -390,7 +393,6 @@ int ldlm_namespace_proc_register(struct ldlm_namespace *ns) memset(lock_vars, 0, sizeof(lock_vars)); lock_vars[0].name = lock_name; - LDLM_NS_ADD_VAR("resource_count", ns, &lprocfs_ns_resources_fops); LDLM_NS_ADD_VAR("lock_count", ns, &lprocfs_ns_locks_fops); if (ns_is_client(ns)) { diff --git a/drivers/staging/lustre/sysfs-fs-lustre b/drivers/staging/lustre/sysfs-fs-lustre index efe3440ae1f1..09258694447d 100644 --- a/drivers/staging/lustre/sysfs-fs-lustre +++ b/drivers/staging/lustre/sysfs-fs-lustre @@ -200,3 +200,10 @@ Description: recovery times might become prolonged. 1 - just locally cancel unused locks (default) 0 - replay unused locks. + +What: /sys/fs/lustre/ldlm/namespaces//resource_count +Date: May 2015 +Contact: "Oleg Drokin" +Description: + Displays number of lock resources (objects on which individual + locks are taken) currently allocated in this namespace.