[PATCH 18/58] staging/lustre/llite: move /proc/fs/lustre/llite/*_easize to sysfs
green at linuxhacker.ru
green at linuxhacker.ru
Thu May 21 19:31:52 UTC 2015
From: Oleg Drokin <green at linuxhacker.ru>
Move max_easize and default_easize files from /proc/fs/lustre/llite/*
to /sys/fs/lustre/llite/*/
Signed-off-by: Oleg Drokin <green at linuxhacker.ru>
---
drivers/staging/lustre/lustre/llite/lproc_llite.c | 30 ++++++++++++-----------
drivers/staging/lustre/sysfs-fs-lustre | 14 +++++++++++
2 files changed, 30 insertions(+), 14 deletions(-)
diff --git a/drivers/staging/lustre/lustre/llite/lproc_llite.c b/drivers/staging/lustre/lustre/llite/lproc_llite.c
index 03d4127..32a9835 100644
--- a/drivers/staging/lustre/lustre/llite/lproc_llite.c
+++ b/drivers/staging/lustre/lustre/llite/lproc_llite.c
@@ -719,10 +719,12 @@ static ssize_t lazystatfs_store(struct kobject *kobj,
}
LUSTRE_RW_ATTR(lazystatfs);
-static int ll_max_easize_seq_show(struct seq_file *m, void *v)
+static ssize_t max_easize_show(struct kobject *kobj,
+ struct attribute *attr,
+ char *buf)
{
- struct super_block *sb = m->private;
- struct ll_sb_info *sbi = ll_s2sbi(sb);
+ struct ll_sb_info *sbi = container_of(kobj, struct ll_sb_info,
+ ll_kobj);
unsigned int ealen;
int rc;
@@ -730,15 +732,16 @@ static int ll_max_easize_seq_show(struct seq_file *m, void *v)
if (rc)
return rc;
- seq_printf(m, "%u\n", ealen);
- return 0;
+ return sprintf(buf, "%u\n", ealen);
}
-LPROC_SEQ_FOPS_RO(ll_max_easize);
+LUSTRE_RO_ATTR(max_easize);
-static int ll_default_easize_seq_show(struct seq_file *m, void *v)
+static ssize_t default_easize_show(struct kobject *kobj,
+ struct attribute *attr,
+ char *buf)
{
- struct super_block *sb = m->private;
- struct ll_sb_info *sbi = ll_s2sbi(sb);
+ struct ll_sb_info *sbi = container_of(kobj, struct ll_sb_info,
+ ll_kobj);
unsigned int ealen;
int rc;
@@ -746,10 +749,9 @@ static int ll_default_easize_seq_show(struct seq_file *m, void *v)
if (rc)
return rc;
- seq_printf(m, "%u\n", ealen);
- return 0;
+ return sprintf(buf, "%u\n", ealen);
}
-LPROC_SEQ_FOPS_RO(ll_default_easize);
+LUSTRE_RO_ATTR(default_easize);
static int ll_max_cookiesize_seq_show(struct seq_file *m, void *v)
{
@@ -848,8 +850,6 @@ static struct lprocfs_vars lprocfs_llite_obd_vars[] = {
/* { "filegroups", lprocfs_rd_filegroups, 0, 0 }, */
{ "max_cached_mb", &ll_max_cached_mb_fops, NULL },
{ "statahead_stats", &ll_statahead_stats_fops, NULL, 0 },
- { "max_easize", &ll_max_easize_fops, NULL, 0 },
- { "default_easize", &ll_default_easize_fops, NULL, 0 },
{ "max_cookiesize", &ll_max_cookiesize_fops, NULL, 0 },
{ "default_cookiesize", &ll_default_cookiesize_fops, NULL, 0 },
{ "sbi_flags", &ll_sbi_flags_fops, NULL, 0 },
@@ -879,6 +879,8 @@ static struct attribute *llite_attrs[] = {
&lustre_attr_statahead_max.attr,
&lustre_attr_statahead_agl.attr,
&lustre_attr_lazystatfs.attr,
+ &lustre_attr_max_easize.attr,
+ &lustre_attr_default_easize.attr,
NULL,
};
diff --git a/drivers/staging/lustre/sysfs-fs-lustre b/drivers/staging/lustre/sysfs-fs-lustre
index 184b387..bf3f82a 100644
--- a/drivers/staging/lustre/sysfs-fs-lustre
+++ b/drivers/staging/lustre/sysfs-fs-lustre
@@ -169,3 +169,17 @@ Description:
Controls statfs(2) behaviour in the face of down servers.
If 0, always wait for all servers to come online,
if 1, ignote inactive servers.
+
+What: /sys/fs/lustre/llite/<fsname>-<uuid>/max_easize
+Date: May 2015
+Contact: "Oleg Drokin" <oleg.drokin at intel.com>
+Description:
+ Shows maximum number of bytes file striping data could be
+ in current configuration of storage.
+
+What: /sys/fs/lustre/llite/<fsname>-<uuid>/default_easize
+Date: May 2015
+Contact: "Oleg Drokin" <oleg.drokin at intel.com>
+Description:
+ Shows maximum observed file striping data seen by this
+ filesystem client instance.
--
2.1.0
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