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staging/lustre/obdclass: move debug controls to sysfs 

debug_peer_on_timeout, dump_on_timeout and dump_on_eviction
controls from /proc/sys/lustre to /sys/fs/lustre

Signed-off-by: Oleg Drokin <green@linuxhacker.ru>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Oleg Drokin 2015-07-06 12:48:48 -04:00 committed by Greg Kroah-Hartman
parent df476a4d5d
commit 9e7fa14935
2 changed files with 33 additions and 21 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

28
drivers/staging/lustre/lustre/obdclass/linux/linux-sysctl.c
View File

@ -135,29 +135,12 @@ static ssize_t max_dirty_mb_store(struct kobject *kobj, struct attribute *attr,
}
LUSTRE_RW_ATTR(max_dirty_mb);
LUSTRE_STATIC_UINT_ATTR(debug_peer_on_timeout, &obd_debug_peer_on_timeout);
LUSTRE_STATIC_UINT_ATTR(dump_on_timeout, &obd_dump_on_timeout);
LUSTRE_STATIC_UINT_ATTR(dump_on_eviction, &obd_dump_on_eviction);
#ifdef CONFIG_SYSCTL
static struct ctl_table obd_table[] = {
{
.procname = "debug_peer_on_timeout",
.data = &obd_debug_peer_on_timeout,
.maxlen = sizeof(int),
.mode = 0644,
.proc_handler = &proc_dointvec
},
{
.procname = "dump_on_timeout",
.data = &obd_dump_on_timeout,
.maxlen = sizeof(int),
.mode = 0644,
.proc_handler = &proc_dointvec
},
{
.procname = "dump_on_eviction",
.data = &obd_dump_on_eviction,
.maxlen = sizeof(int),
.mode = 0644,
.proc_handler = &proc_dointvec
},
{
.procname = "at_min",
.data = &at_min,
@ -211,6 +194,9 @@ static struct ctl_table parent_table[] = {
static struct attribute *lustre_attrs[] = {
&lustre_sattr_timeout.u.attr,
&lustre_attr_max_dirty_mb.attr,
&lustre_sattr_debug_peer_on_timeout.u.attr,
&lustre_sattr_dump_on_timeout.u.attr,
&lustre_sattr_dump_on_eviction.u.attr,
NULL,
};

26
drivers/staging/lustre/sysfs-fs-lustre
View File

@ -64,6 +64,32 @@ Description:
find some pages to free/writeout.
Default 1/2 RAM. Min value 4, max value 9/10 of RAM.
What: /sys/fs/lustre/debug_peer_on_timeout
Date: June 2015
Contact: "Oleg Drokin" <oleg.drokin@intel.com>
Description:
Control if lnet debug information should be printed when
an RPC timeout occurs.
0 disabled (default)
1 enabled
What: /sys/fs/lustre/dump_on_timeout
Date: June 2015
Contact: "Oleg Drokin" <oleg.drokin@intel.com>
Description:
Controls if Lustre debug log should be dumped when an RPC
timeout occurs. This is useful if yout debug buffer typically
rolls over by the time you notice RPC timeouts.
What: /sys/fs/lustre/dump_on_eviction
Date: June 2015
Contact: "Oleg Drokin" <oleg.drokin@intel.com>
Description:
Controls if Lustre debug log should be dumped when an this
client is evicted from one of the servers.
This is useful if yout debug buffer typically rolls over
by the time you notice the eviction event.
What: /sys/fs/lustre/llite/<fsname>-<uuid>/blocksize
Date: May 2015
Contact: "Oleg Drokin" <oleg.drokin@intel.com>