Release 4.7 fs/xfs/xfs_sysctl.c
/*
* Copyright (c) 2001-2005 Silicon Graphics, Inc.
* All Rights Reserved.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it would be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "xfs.h"
#include <linux/sysctl.h>
#include <linux/proc_fs.h>
#include "xfs_error.h"
#include "xfs_stats.h"
static struct ctl_table_header *xfs_table_header;
#ifdef CONFIG_PROC_FS
STATIC int
xfs_stats_clear_proc_handler(
struct ctl_table *ctl,
int write,
void __user *buffer,
size_t *lenp,
loff_t *ppos)
{
int ret, *valp = ctl->data;
ret = proc_dointvec_minmax(ctl, write, buffer, lenp, ppos);
if (!ret && write && *valp) {
xfs_stats_clearall(xfsstats.xs_stats);
xfs_stats_clear = 0;
}
return ret;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| christoph hellwig | christoph hellwig | 61 | 78.21% | 2 | 20.00% |
| bill o'donnell | bill o'donnell | 6 | 7.69% | 2 | 20.00% |
| linus torvalds | linus torvalds | 6 | 7.69% | 1 | 10.00% |
| stephen lord | stephen lord | 2 | 2.56% | 2 | 20.00% |
| nathan scott | nathan scott | 1 | 1.28% | 1 | 10.00% |
| joe perches | joe perches | 1 | 1.28% | 1 | 10.00% |
| eric sandeen | eric sandeen | 1 | 1.28% | 1 | 10.00% |
| Total | 78 | 100.00% | 10 | 100.00% |
STATIC int
xfs_panic_mask_proc_handler(
struct ctl_table *ctl,
int write,
void __user *buffer,
size_t *lenp,
loff_t *ppos)
{
int ret, *valp = ctl->data;
ret = proc_dointvec_minmax(ctl, write, buffer, lenp, ppos);
if (!ret && write) {
xfs_panic_mask = *valp;
#ifdef DEBUG
xfs_panic_mask |= (XFS_PTAG_SHUTDOWN_CORRUPT | XFS_PTAG_LOGRES);
#endif
}
return ret;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| dave chinner | dave chinner | 81 | 98.78% | 1 | 50.00% |
| joe perches | joe perches | 1 | 1.22% | 1 | 50.00% |
| Total | 82 | 100.00% | 2 | 100.00% |
#endif /* CONFIG_PROC_FS */
static struct ctl_table xfs_table[] = {
{
.procname = "irix_sgid_inherit",
.data = &xfs_params.sgid_inherit.val,
.maxlen = sizeof(int),
.mode = 0644,
.proc_handler = proc_dointvec_minmax,
.extra1 = &xfs_params.sgid_inherit.min,
.extra2 = &xfs_params.sgid_inherit.max
},
{
.procname = "irix_symlink_mode",
.data = &xfs_params.symlink_mode.val,
.maxlen = sizeof(int),
.mode = 0644,
.proc_handler = proc_dointvec_minmax,
.extra1 = &xfs_params.symlink_mode.min,
.extra2 = &xfs_params.symlink_mode.max
},
{
.procname = "panic_mask",
.data = &xfs_params.panic_mask.val,
.maxlen = sizeof(int),
.mode = 0644,
.proc_handler = xfs_panic_mask_proc_handler,
.extra1 = &xfs_params.panic_mask.min,
.extra2 = &xfs_params.panic_mask.max
},
{
.procname = "error_level",
.data = &xfs_params.error_level.val,
.maxlen = sizeof(int),
.mode = 0644,
.proc_handler = proc_dointvec_minmax,
.extra1 = &xfs_params.error_level.min,
.extra2 = &xfs_params.error_level.max
},
{
.procname = "xfssyncd_centisecs",
.data = &xfs_params.syncd_timer.val,
.maxlen = sizeof(int),
.mode = 0644,
.proc_handler = proc_dointvec_minmax,
.extra1 = &xfs_params.syncd_timer.min,
.extra2 = &xfs_params.syncd_timer.max
},
{
.procname = "inherit_sync",
.data = &xfs_params.inherit_sync.val,
.maxlen = sizeof(int),
.mode = 0644,
.proc_handler = proc_dointvec_minmax,
.extra1 = &xfs_params.inherit_sync.min,
.extra2 = &xfs_params.inherit_sync.max
},
{
.procname = "inherit_nodump",
.data = &xfs_params.inherit_nodump.val,
.maxlen = sizeof(int),
.mode = 0644,
.proc_handler = proc_dointvec_minmax,
.extra1 = &xfs_params.inherit_nodump.min,
.extra2 = &xfs_params.inherit_nodump.max
},
{
.procname = "inherit_noatime",
.data = &xfs_params.inherit_noatim.val,
.maxlen = sizeof(int),
.mode = 0644,
.proc_handler = proc_dointvec_minmax,
.extra1 = &xfs_params.inherit_noatim.min,
.extra2 = &xfs_params.inherit_noatim.max
},
{
.procname = "inherit_nosymlinks",
.data = &xfs_params.inherit_nosym.val,
.maxlen = sizeof(int),
.mode = 0644,
.proc_handler = proc_dointvec_minmax,
.extra1 = &xfs_params.inherit_nosym.min,
.extra2 = &xfs_params.inherit_nosym.max
},
{
.procname = "rotorstep",
.data = &xfs_params.rotorstep.val,
.maxlen = sizeof(int),
.mode = 0644,
.proc_handler = proc_dointvec_minmax,
.extra1 = &xfs_params.rotorstep.min,
.extra2 = &xfs_params.rotorstep.max
},
{
.procname = "inherit_nodefrag",
.data = &xfs_params.inherit_nodfrg.val,
.maxlen = sizeof(int),
.mode = 0644,
.proc_handler = proc_dointvec_minmax,
.extra1 = &xfs_params.inherit_nodfrg.min,
.extra2 = &xfs_params.inherit_nodfrg.max
},
{
.procname = "filestream_centisecs",
.data = &xfs_params.fstrm_timer.val,
.maxlen = sizeof(int),
.mode = 0644,
.proc_handler = proc_dointvec_minmax,
.extra1 = &xfs_params.fstrm_timer.min,
.extra2 = &xfs_params.fstrm_timer.max,
},
{
.procname = "speculative_prealloc_lifetime",
.data = &xfs_params.eofb_timer.val,
.maxlen = sizeof(int),
.mode = 0644,
.proc_handler = proc_dointvec_minmax,
.extra1 = &xfs_params.eofb_timer.min,
.extra2 = &xfs_params.eofb_timer.max,
},
/* please keep this the last entry */
#ifdef CONFIG_PROC_FS
{
.procname = "stats_clear",
.data = &xfs_params.stats_clear.val,
.maxlen = sizeof(int),
.mode = 0644,
.proc_handler = xfs_stats_clear_proc_handler,
.extra1 = &xfs_params.stats_clear.min,
.extra2 = &xfs_params.stats_clear.max
},
#endif /* CONFIG_PROC_FS */
{}
};
static struct ctl_table xfs_dir_table[] = {
{
.procname = "xfs",
.mode = 0555,
.child = xfs_table
},
{}
};
static struct ctl_table xfs_root_table[] = {
{
.procname = "fs",
.mode = 0555,
.child = xfs_dir_table
},
{}
};
int
xfs_sysctl_register(void)
{
xfs_table_header = register_sysctl_table(xfs_root_table);
if (!xfs_table_header)
return -ENOMEM;
return 0;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| christoph hellwig | christoph hellwig | 26 | 100.00% | 2 | 100.00% |
| Total | 26 | 100.00% | 2 | 100.00% |
void
xfs_sysctl_unregister(void)
{
unregister_sysctl_table(xfs_table_header);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| christoph hellwig | christoph hellwig | 12 | 100.00% | 1 | 100.00% |
| Total | 12 | 100.00% | 1 | 100.00% |
Overall Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| eric w. biederman | eric w. biederman | 273 | 25.59% | 1 | 3.33% |
| christoph hellwig | christoph hellwig | 239 | 22.40% | 6 | 20.00% |
| stephen lord | stephen lord | 128 | 12.00% | 4 | 13.33% |
| nathan scott | nathan scott | 103 | 9.65% | 5 | 16.67% |
| dave chinner | dave chinner | 85 | 7.97% | 1 | 3.33% |
| david chinner | david chinner | 58 | 5.44% | 2 | 6.67% |
| brian foster | brian foster | 55 | 5.15% | 1 | 3.33% |
| barry naujok | barry naujok | 34 | 3.19% | 1 | 3.33% |
| geoffrey wehrman | geoffrey wehrman | 34 | 3.19% | 1 | 3.33% |
| glen overby | glen overby | 18 | 1.69% | 1 | 3.33% |
| eric sandeen | eric sandeen | 17 | 1.59% | 2 | 6.67% |
| bill o'donnell | bill o'donnell | 9 | 0.84% | 2 | 6.67% |
| linus torvalds | linus torvalds | 6 | 0.56% | 1 | 3.33% |
| joe perches | joe perches | 5 | 0.47% | 1 | 3.33% |
| russell cattelan | russell cattelan | 3 | 0.28% | 1 | 3.33% |
| Total | 1067 | 100.00% | 30 | 100.00% |
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