mirror of
https://github.com/torvalds/linux.git
synced 2024-12-01 00:21:32 +00:00
535e2f75c4
This patch adds a debug option to enable log attribute replay. Eventually this can be removed when delayed attrs becomes permanent. Signed-off-by: Allison Henderson <allison.henderson@oracle.com> Reviewed-by: Chandan Babu R <chandanrlinux@gmail.com> Reviewed-by: Darrick J. Wong <djwong@kernel.org> Signed-off-by: Dave Chinner <david@fromorbit.com>
104 lines
3.2 KiB
C
104 lines
3.2 KiB
C
// SPDX-License-Identifier: GPL-2.0
|
|
/*
|
|
* Copyright (c) 2001-2005 Silicon Graphics, Inc.
|
|
* All Rights Reserved.
|
|
*/
|
|
#ifndef __XFS_SYSCTL_H__
|
|
#define __XFS_SYSCTL_H__
|
|
|
|
#include <linux/sysctl.h>
|
|
|
|
/*
|
|
* Tunable xfs parameters
|
|
*/
|
|
|
|
typedef struct xfs_sysctl_val {
|
|
int min;
|
|
int val;
|
|
int max;
|
|
} xfs_sysctl_val_t;
|
|
|
|
typedef struct xfs_param {
|
|
xfs_sysctl_val_t sgid_inherit; /* Inherit S_ISGID if process' GID is
|
|
* not a member of parent dir GID. */
|
|
xfs_sysctl_val_t symlink_mode; /* Link creat mode affected by umask */
|
|
xfs_sysctl_val_t panic_mask; /* bitmask to cause panic on errors. */
|
|
xfs_sysctl_val_t error_level; /* Degree of reporting for problems */
|
|
xfs_sysctl_val_t syncd_timer; /* Interval between xfssyncd wakeups */
|
|
xfs_sysctl_val_t stats_clear; /* Reset all XFS statistics to zero. */
|
|
xfs_sysctl_val_t inherit_sync; /* Inherit the "sync" inode flag. */
|
|
xfs_sysctl_val_t inherit_nodump;/* Inherit the "nodump" inode flag. */
|
|
xfs_sysctl_val_t inherit_noatim;/* Inherit the "noatime" inode flag. */
|
|
xfs_sysctl_val_t xfs_buf_timer; /* Interval between xfsbufd wakeups. */
|
|
xfs_sysctl_val_t xfs_buf_age; /* Metadata buffer age before flush. */
|
|
xfs_sysctl_val_t inherit_nosym; /* Inherit the "nosymlinks" flag. */
|
|
xfs_sysctl_val_t rotorstep; /* inode32 AG rotoring control knob */
|
|
xfs_sysctl_val_t inherit_nodfrg;/* Inherit the "nodefrag" inode flag. */
|
|
xfs_sysctl_val_t fstrm_timer; /* Filestream dir-AG assoc'n timeout. */
|
|
xfs_sysctl_val_t blockgc_timer; /* Interval between blockgc scans */
|
|
} xfs_param_t;
|
|
|
|
/*
|
|
* xfs_error_level:
|
|
*
|
|
* How much error reporting will be done when internal problems are
|
|
* encountered. These problems normally return an EFSCORRUPTED to their
|
|
* caller, with no other information reported.
|
|
*
|
|
* 0 No error reports
|
|
* 1 Report EFSCORRUPTED errors that will cause a filesystem shutdown
|
|
* 5 Report all EFSCORRUPTED errors (all of the above errors, plus any
|
|
* additional errors that are known to not cause shutdowns)
|
|
*
|
|
* xfs_panic_mask bit 0x8 turns the error reports into panics
|
|
*/
|
|
|
|
enum {
|
|
/* XFS_REFCACHE_SIZE = 1 */
|
|
/* XFS_REFCACHE_PURGE = 2 */
|
|
/* XFS_RESTRICT_CHOWN = 3 */
|
|
XFS_SGID_INHERIT = 4,
|
|
XFS_SYMLINK_MODE = 5,
|
|
XFS_PANIC_MASK = 6,
|
|
XFS_ERRLEVEL = 7,
|
|
XFS_SYNCD_TIMER = 8,
|
|
/* XFS_PROBE_DMAPI = 9 */
|
|
/* XFS_PROBE_IOOPS = 10 */
|
|
/* XFS_PROBE_QUOTA = 11 */
|
|
XFS_STATS_CLEAR = 12,
|
|
XFS_INHERIT_SYNC = 13,
|
|
XFS_INHERIT_NODUMP = 14,
|
|
XFS_INHERIT_NOATIME = 15,
|
|
XFS_BUF_TIMER = 16,
|
|
XFS_BUF_AGE = 17,
|
|
/* XFS_IO_BYPASS = 18 */
|
|
XFS_INHERIT_NOSYM = 19,
|
|
XFS_ROTORSTEP = 20,
|
|
XFS_INHERIT_NODFRG = 21,
|
|
XFS_FILESTREAM_TIMER = 22,
|
|
};
|
|
|
|
extern xfs_param_t xfs_params;
|
|
|
|
struct xfs_globals {
|
|
#ifdef DEBUG
|
|
int pwork_threads; /* parallel workqueue threads */
|
|
bool larp; /* log attribute replay */
|
|
#endif
|
|
int log_recovery_delay; /* log recovery delay (secs) */
|
|
int mount_delay; /* mount setup delay (secs) */
|
|
bool bug_on_assert; /* BUG() the kernel on assert failure */
|
|
bool always_cow; /* use COW fork for all overwrites */
|
|
};
|
|
extern struct xfs_globals xfs_globals;
|
|
|
|
#ifdef CONFIG_SYSCTL
|
|
extern int xfs_sysctl_register(void);
|
|
extern void xfs_sysctl_unregister(void);
|
|
#else
|
|
# define xfs_sysctl_register() (0)
|
|
# define xfs_sysctl_unregister() do { } while (0)
|
|
#endif /* CONFIG_SYSCTL */
|
|
|
|
#endif /* __XFS_SYSCTL_H__ */
|