From: Oleg Drokin <green@xxxxxxxxxxxxxx>
Move blocksize file from /proc/fs/lustre/llite/*/ to
/sys/fs/lustre/llite/*/blocksize
Signed-off-by: Oleg Drokin <green@xxxxxxxxxxxxxx>
---
drivers/staging/lustre/lustre/llite/lproc_llite.c | 15 ++++++++-------
drivers/staging/lustre/sysfs-fs-lustre | 6 ++++++
2 files changed, 14 insertions(+), 7 deletions(-)
diff --git a/drivers/staging/lustre/lustre/llite/lproc_llite.c b/drivers/staging/lustre/lustre/llite/lproc_llite.c
index a3ecb61..bdf1f38 100644
--- a/drivers/staging/lustre/lustre/llite/lproc_llite.c
+++ b/drivers/staging/lustre/lustre/llite/lproc_llite.c
@@ -48,22 +48,23 @@ static struct file_operations ll_rw_extents_stats_fops;
static struct file_operations ll_rw_extents_stats_pp_fops;
static struct file_operations ll_rw_offset_stats_fops;
-static int ll_blksize_seq_show(struct seq_file *m, void *v)
+static ssize_t blocksize_show(struct kobject *kobj, struct attribute *attr,
+ char *buf)
{
- struct super_block *sb = (struct super_block *)m->private;
+ struct ll_sb_info *sbi = container_of(kobj, struct ll_sb_info,
+ ll_kobj);
struct obd_statfs osfs;
int rc;
- LASSERT(sb != NULL);
- rc = ll_statfs_internal(sb, &osfs,
+ rc = ll_statfs_internal(sbi->ll_sb, &osfs,
cfs_time_shift_64(-OBD_STATFS_CACHE_SECONDS),
OBD_STATFS_NODELAY);
if (!rc)
- seq_printf(m, "%u\n", osfs.os_bsize);
+ return sprintf(buf, "%u\n", osfs.os_bsize);
return rc;
}
-LPROC_SEQ_FOPS_RO(ll_blksize);
+LUSTRE_RO_ATTR(blocksize);
static int ll_kbytestotal_seq_show(struct seq_file *m, void *v)
{
@@ -839,7 +840,6 @@ static struct lprocfs_vars lprocfs_llite_obd_vars[] = {
/* { "mntpt_path", ll_rd_path, 0, 0 }, */
{ "fstype", &ll_fstype_fops, NULL, 0 },
{ "site", &ll_site_stats_fops, NULL, 0 },
- { "blocksize", &ll_blksize_fops, NULL, 0 },
{ "kbytestotal", &ll_kbytestotal_fops, NULL, 0 },
{ "kbytesfree", &ll_kbytesfree_fops, NULL, 0 },
{ "kbytesavail", &ll_kbytesavail_fops, NULL, 0 },
@@ -873,6 +873,7 @@ static struct lprocfs_vars lprocfs_llite_obd_vars[] = {
#define MAX_STRING_SIZE 128
static struct attribute *llite_attrs[] = {
+ &lustre_attr_blocksize.attr,
NULL,
};
diff --git a/drivers/staging/lustre/sysfs-fs-lustre b/drivers/staging/lustre/sysfs-fs-lustre
index df90a1b..85b0ba7 100644
--- a/drivers/staging/lustre/sysfs-fs-lustre
+++ b/drivers/staging/lustre/sysfs-fs-lustre
@@ -39,3 +39,9 @@ Description:
command name and pid with a dot in between
e.g. dd.1253
nodelocal - use jobid_name value from above.
+
+What: /sys/fs/lustre/llite/<fsname>-<uuid>/blocksize
+Date: May 2015
+Contact: "Oleg Drokin" <oleg.drokin@xxxxxxxxx>
+Description:
+ Biggest blocksize on object storage server for this filesystem.
--
2.1.0
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