* GPL HEADER END
*/
/*
- * Copyright 2008 Sun Microsystems, Inc. All rights reserved
+ * Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved.
* Use is subject to license terms.
*/
/*
#error Unsupported operating system.
#endif
#include <lustre/lustre_idl.h>
-
-#undef LPROCFS
-#if (defined(__KERNEL__) && defined(CONFIG_PROC_FS))
-# define LPROCFS
-#endif
+#include <libcfs/params_tree.h>
struct lprocfs_vars {
- const char *name;
- cfs_read_proc_t *read_fptr;
- cfs_write_proc_t *write_fptr;
- void *data;
+ const char *name;
+ cfs_read_proc_t *read_fptr;
+ cfs_write_proc_t *write_fptr;
+ void *data;
struct file_operations *fops;
/**
* /proc file mode.
*/
- mode_t proc_mode;
+ mode_t proc_mode;
};
struct lprocfs_static_vars {
/* if we find more consumers this could be generalized */
#define OBD_HIST_MAX 32
struct obd_histogram {
- cfs_spinlock_t oh_lock;
- unsigned long oh_buckets[OBD_HIST_MAX];
+ cfs_spinlock_t oh_lock;
+ unsigned long oh_buckets[OBD_HIST_MAX];
};
enum {
LPROCFS_STATS_FLAG_NONE = 0x0000, /* per cpu counter */
LPROCFS_STATS_FLAG_NOPERCPU = 0x0001, /* stats have no percpu
* area and need locking */
- LPROCFS_STATS_GET_SMP_ID = 0x0002, /* just record locking with
- * LPROCFS_GET_SMP_ID flag */
};
enum lprocfs_fields_flags {
extern cfs_proc_dir_entry_t *proc_lustre_root;
struct obd_device;
-struct file;
struct obd_histogram;
/* Days / hours / mins / seconds format */
#ifdef LPROCFS
-static inline int lprocfs_stats_lock(struct lprocfs_stats *stats, int type)
+static inline int lprocfs_stats_lock(struct lprocfs_stats *stats, int opc)
{
- int rc = 0;
-
- if (stats->ls_flags & LPROCFS_STATS_FLAG_NOPERCPU) {
- if (type & LPROCFS_GET_NUM_CPU)
- rc = 1;
- if (type & LPROCFS_GET_SMP_ID)
- rc = 0;
- cfs_spin_lock(&stats->ls_lock);
- } else {
- if (type & LPROCFS_GET_NUM_CPU)
- rc = cfs_num_possible_cpus();
- if (type & LPROCFS_GET_SMP_ID) {
- stats->ls_flags |= LPROCFS_STATS_GET_SMP_ID;
- rc = cfs_get_cpu();
+ switch (opc) {
+ default:
+ LBUG();
+
+ case LPROCFS_GET_SMP_ID:
+ if (stats->ls_flags & LPROCFS_STATS_FLAG_NOPERCPU) {
+ cfs_spin_lock(&stats->ls_lock);
+ return 0;
+ } else {
+ return cfs_get_cpu();
+ }
+
+ case LPROCFS_GET_NUM_CPU:
+ if (stats->ls_flags & LPROCFS_STATS_FLAG_NOPERCPU) {
+ cfs_spin_lock(&stats->ls_lock);
+ return 1;
+ } else {
+ return cfs_num_possible_cpus();
}
}
- return rc;
}
-static inline void lprocfs_stats_unlock(struct lprocfs_stats *stats)
+static inline void lprocfs_stats_unlock(struct lprocfs_stats *stats, int opc)
{
- if (stats->ls_flags & LPROCFS_STATS_FLAG_NOPERCPU)
- cfs_spin_unlock(&stats->ls_lock);
- else if (stats->ls_flags & LPROCFS_STATS_GET_SMP_ID)
- cfs_put_cpu();
+ switch (opc) {
+ default:
+ LBUG();
+
+ case LPROCFS_GET_SMP_ID:
+ if (stats->ls_flags & LPROCFS_STATS_FLAG_NOPERCPU)
+ cfs_spin_unlock(&stats->ls_lock);
+ else
+ cfs_put_cpu();
+ return;
+
+ case LPROCFS_GET_NUM_CPU:
+ if (stats->ls_flags & LPROCFS_STATS_FLAG_NOPERCPU)
+ cfs_spin_unlock(&stats->ls_lock);
+ return;
+ }
}
/* Two optimized LPROCFS counter increment functions are provided:
return ret;
}
-extern struct lprocfs_stats *lprocfs_alloc_stats(unsigned int num,
- enum lprocfs_stats_flags flags);
+extern struct lprocfs_stats *
+lprocfs_alloc_stats(unsigned int num, enum lprocfs_stats_flags flags);
extern void lprocfs_clear_stats(struct lprocfs_stats *stats);
extern void lprocfs_free_stats(struct lprocfs_stats **stats);
extern void lprocfs_init_ops_stats(int num_private_stats,
struct lprocfs_stats *stats);
+extern void lprocfs_init_mps_stats(int num_private_stats,
+ struct lprocfs_stats *stats);
extern void lprocfs_init_ldlm_stats(struct lprocfs_stats *ldlm_stats);
extern int lprocfs_alloc_obd_stats(struct obd_device *obddev,
unsigned int num_private_stats);
extern int lprocfs_add_clear_entry(struct obd_device * obd,
cfs_proc_dir_entry_t *entry);
extern int lprocfs_exp_setup(struct obd_export *exp,
- lnet_nid_t *peer_nid, int *newnid);
+ lnet_nid_t *peer_nid, int reconnect, int *newnid);
extern int lprocfs_exp_cleanup(struct obd_export *exp);
extern cfs_proc_dir_entry_t *lprocfs_add_simple(struct proc_dir_entry *root,
char *name,
cfs_write_proc_t *write_proc,
void *data,
struct file_operations *fops);
-extern struct proc_dir_entry *lprocfs_add_symlink(const char *name,
- struct proc_dir_entry *parent, const char *format, ...);
+extern struct proc_dir_entry *
+lprocfs_add_symlink(const char *name, struct proc_dir_entry *parent,
+ const char *format, ...);
extern void lprocfs_free_per_client_stats(struct obd_device *obd);
-extern int lprocfs_nid_stats_clear_write(struct file *file, const char *buffer,
- unsigned long count, void *data);
+extern int
+lprocfs_nid_stats_clear_write(struct file *file, const char *buffer,
+ unsigned long count, void *data);
extern int lprocfs_nid_stats_clear_read(char *page, char **start, off_t off,
int count, int *eof, void *data);
void *data);
extern cfs_proc_dir_entry_t *lprocfs_register(const char *name,
- cfs_proc_dir_entry_t *parent,
- struct lprocfs_vars *list,
- void *data);
+ cfs_proc_dir_entry_t *parent,
+ struct lprocfs_vars *list,
+ void *data);
extern void lprocfs_remove(cfs_proc_dir_entry_t **root);
extern void lprocfs_remove_proc_entry(const char *name,
struct proc_dir_entry *parent);
extern cfs_proc_dir_entry_t *lprocfs_srch(cfs_proc_dir_entry_t *root,
- const char *name);
+ const char *name);
extern int lprocfs_obd_setup(struct obd_device *obd, struct lprocfs_vars *list);
extern int lprocfs_obd_cleanup(struct obd_device *obd);
extern int lprocfs_wr_ping(struct file *file, const char *buffer,
unsigned long count, void *data);
-extern int lprocfs_rd_quota_resend_count(char *page, char **start, off_t off,
- int count, int *eof, void *data);
-extern int lprocfs_wr_quota_resend_count(struct file *file, const char *buffer,
- unsigned long count, void *data);
-
/* Statfs helpers */
extern int lprocfs_rd_blksize(char *page, char **start, off_t off,
int count, int *eof, void *data);
long val, int mult);
extern int lprocfs_write_u64_helper(const char *buffer, unsigned long count,
__u64 *val);
-extern int lprocfs_write_frac_u64_helper(const char *buffer, unsigned long count,
+extern int lprocfs_write_frac_u64_helper(const char *buffer,
+ unsigned long count,
__u64 *val, int mult);
void lprocfs_oh_tally(struct obd_histogram *oh, unsigned int value);
void lprocfs_oh_tally_log2(struct obd_histogram *oh, unsigned int value);
void lprocfs_stats_collect(struct lprocfs_stats *stats, int idx,
struct lprocfs_counter *cnt);
-
/* lprocfs_status.c: recovery status */
int lprocfs_obd_rd_recovery_status(char *page, char **start, off_t off,
int count, int *eof, void *data);
int lprocfs_obd_rd_hash(char *page, char **start, off_t off,
int count, int *eof, void *data);
-extern int lprocfs_seq_release(struct inode *, struct file *);
-
-/* in lprocfs_stat.c, to protect the private data for proc entries */
-extern cfs_rw_semaphore_t _lprocfs_lock;
-#define LPROCFS_ENTRY() do { \
- cfs_down_read(&_lprocfs_lock); \
-} while(0)
-#define LPROCFS_EXIT() do { \
- cfs_up_read(&_lprocfs_lock); \
-} while(0)
-
-#ifdef HAVE_PROCFS_DELETED
-static inline
-int LPROCFS_ENTRY_AND_CHECK(struct proc_dir_entry *dp)
-{
- LPROCFS_ENTRY();
- if ((dp)->deleted) {
- LPROCFS_EXIT();
- return -ENODEV;
- }
- return 0;
-}
-#else
-static inline
-int LPROCFS_ENTRY_AND_CHECK(struct proc_dir_entry *dp)
-{
- LPROCFS_ENTRY();
- return 0;
-}
-#endif
-
-#define LPROCFS_WRITE_ENTRY() do { \
- cfs_down_write(&_lprocfs_lock); \
-} while(0)
-#define LPROCFS_WRITE_EXIT() do { \
- cfs_up_write(&_lprocfs_lock); \
-} while(0)
-
+extern int lprocfs_seq_release(cfs_inode_t *, struct file *);
/* You must use these macros when you want to refer to
* the import in a client obd_device for a lprocfs entry */
a read-write proc entry, and then call LPROC_SEQ_SEQ instead. Finally,
call lprocfs_obd_seq_create(obd, filename, 0444, &name#_fops, data); */
#define __LPROC_SEQ_FOPS(name, custom_seq_write) \
-static int name##_seq_open(struct inode *inode, struct file *file) { \
+static int name##_seq_open(cfs_inode_t *inode, struct file *file) { \
struct proc_dir_entry *dp = PDE(inode); \
int rc; \
LPROCFS_ENTRY_AND_CHECK(dp); \
struct ptlrpc_request;
extern void target_print_req(void *seq_file, struct ptlrpc_request *req);
-/* lprocfs_status.c: read recovery max time bz13079 */
-int lprocfs_obd_rd_recovery_maxtime(char *page, char **start, off_t off,
- int count, int *eof, void *data);
-
-/* lprocfs_status.c: write recovery max time bz13079 */
-int lprocfs_obd_wr_recovery_maxtime(struct file *file, const char *buffer,
- unsigned long count, void *data);
-
+/* lproc_status.c */
+int lprocfs_obd_rd_recovery_time_soft(char *page, char **start, off_t off,
+ int count, int *eof, void *data);
+int lprocfs_obd_wr_recovery_time_soft(struct file *file,
+ const char *buffer,
+ unsigned long count, void *data);
+int lprocfs_obd_rd_recovery_time_hard(char *page, char **start, off_t off,
+ int count, int *eof, void *data);
+int lprocfs_obd_wr_recovery_time_hard(struct file *file,
+ const char *buffer,
+ unsigned long count, void *data);
+int lprocfs_obd_rd_mntdev(char *page, char **start, off_t off,
+ int count, int *eof, void *data);
/* all quota proc functions */
-extern int lprocfs_quota_rd_bunit(char *page, char **start, off_t off, int count,
+extern int lprocfs_quota_rd_bunit(char *page, char **start,
+ off_t off, int count,
int *eof, void *data);
extern int lprocfs_quota_wr_bunit(struct file *file, const char *buffer,
unsigned long count, void *data);
-extern int lprocfs_quota_rd_btune(char *page, char **start, off_t off, int count,
+extern int lprocfs_quota_rd_btune(char *page, char **start,
+ off_t off, int count,
int *eof, void *data);
extern int lprocfs_quota_wr_btune(struct file *file, const char *buffer,
unsigned long count, void *data);
-extern int lprocfs_quota_rd_iunit(char *page, char **start, off_t off, int count,
+extern int lprocfs_quota_rd_iunit(char *page, char **start,
+ off_t off, int count,
int *eof, void *data);
extern int lprocfs_quota_wr_iunit(struct file *file, const char *buffer,
unsigned long count, void *data);
-extern int lprocfs_quota_rd_itune(char *page, char **start, off_t off, int count,
+extern int lprocfs_quota_rd_itune(char *page, char **start,
+ off_t off, int count,
int *eof, void *data);
extern int lprocfs_quota_wr_itune(struct file *file, const char *buffer,
unsigned long count, void *data);
unsigned long count, void *data);
extern int lprocfs_quota_rd_switch_seconds(char *page, char **start, off_t off,
int count, int *eof, void *data);
-extern int lprocfs_quota_wr_switch_seconds(struct file *file, const char *buffer,
+extern int lprocfs_quota_wr_switch_seconds(struct file *file,
+ const char *buffer,
unsigned long count, void *data);
extern int lprocfs_quota_rd_sync_blk(char *page, char **start, off_t off,
int count, int *eof, void *data);
unsigned long count, void *data);
extern int lprocfs_quota_rd_switch_qs(char *page, char **start, off_t off,
int count, int *eof, void *data);
-extern int lprocfs_quota_wr_switch_qs(struct file *file, const char *buffer,
+extern int lprocfs_quota_wr_switch_qs(struct file *file,
+ const char *buffer,
unsigned long count, void *data);
extern int lprocfs_quota_rd_boundary_factor(char *page, char **start, off_t off,
int count, int *eof, void *data);
-extern int lprocfs_quota_wr_boundary_factor(struct file *file, const char *buffer,
+extern int lprocfs_quota_wr_boundary_factor(struct file *file,
+ const char *buffer,
unsigned long count, void *data);
extern int lprocfs_quota_rd_least_bunit(char *page, char **start, off_t off,
int count, int *eof, void *data);
-extern int lprocfs_quota_wr_least_bunit(struct file *file, const char *buffer,
+extern int lprocfs_quota_wr_least_bunit(struct file *file,
+ const char *buffer,
unsigned long count, void *data);
extern int lprocfs_quota_rd_least_iunit(char *page, char **start, off_t off,
int count, int *eof, void *data);
-extern int lprocfs_quota_wr_least_iunit(struct file *file, const char *buffer,
+extern int lprocfs_quota_wr_least_iunit(struct file *file,
+ const char *buffer,
unsigned long count, void *data);
extern int lprocfs_quota_rd_qs_factor(char *page, char **start, off_t off,
int count, int *eof, void *data);
-extern int lprocfs_quota_wr_qs_factor(struct file *file, const char *buffer,
+extern int lprocfs_quota_wr_qs_factor(struct file *file,
+ const char *buffer,
unsigned long count, void *data);
static inline void lprocfs_counter_add(struct lprocfs_stats *stats,
- int index, long amount) { return; }
+ int index, long amount)
+{ return; }
static inline void lprocfs_counter_incr(struct lprocfs_stats *stats,
- int index) { return; }
+ int index)
+{ return; }
static inline void lprocfs_counter_sub(struct lprocfs_stats *stats,
- int index, long amount) { return; }
+ int index, long amount)
+{ return; }
+static inline void lprocfs_counter_decr(struct lprocfs_stats *stats,
+ int index)
+{ return; }
static inline void lprocfs_counter_init(struct lprocfs_stats *stats,
int index, unsigned conf,
const char *name, const char *units)
enum lprocfs_fields_flags field)
{ return 0; }
-static inline struct lprocfs_stats* lprocfs_alloc_stats(unsigned int num,
- enum lprocfs_stats_flags flags)
-{ return NULL; }
+/* NB: we return !NULL to satisfy error checker */
+static inline struct lprocfs_stats *
+lprocfs_alloc_stats(unsigned int num, enum lprocfs_stats_flags flags)
+{ return (struct lprocfs_stats *)1; }
static inline void lprocfs_clear_stats(struct lprocfs_stats *stats)
{ return; }
static inline void lprocfs_free_stats(struct lprocfs_stats **stats)
{ return; }
static inline int lprocfs_register_stats(cfs_proc_dir_entry_t *root,
- const char *name,
- struct lprocfs_stats *stats)
+ const char *name,
+ struct lprocfs_stats *stats)
{ return 0; }
static inline void lprocfs_init_ops_stats(int num_private_stats,
struct lprocfs_stats *stats)
{ return; }
+static inline void lprocfs_init_mps_stats(int num_private_stats,
+ struct lprocfs_stats *stats)
+{ return; }
static inline void lprocfs_init_ldlm_stats(struct lprocfs_stats *ldlm_stats)
{ return; }
static inline int lprocfs_alloc_obd_stats(struct obd_device *obddev,
struct obd_export;
static inline int lprocfs_add_clear_entry(struct obd_export *exp)
{ return 0; }
-static inline int lprocfs_exp_setup(struct obd_export *exp,
- lnet_nid_t *peer_nid, int *newnid)
+static inline int lprocfs_exp_setup(struct obd_export *exp,lnet_nid_t *peer_nid,
+ int reconnect, int *newnid)
{ return 0; }
static inline int lprocfs_exp_cleanup(struct obd_export *exp)
{ return 0; }
-static inline cfs_proc_dir_entry_t *lprocfs_add_simple(struct proc_dir_entry *root,
- char *name,
- cfs_read_proc_t *read_proc,
- cfs_write_proc_t *write_proc,
- void *data,
- struct file_operations *fops)
+static inline cfs_proc_dir_entry_t *
+lprocfs_add_simple(struct proc_dir_entry *root, char *name,
+ cfs_read_proc_t *read_proc, cfs_write_proc_t *write_proc,
+ void *data, struct file_operations *fops)
{return 0; }
-static inline struct proc_dir_entry *lprocfs_add_symlink(const char *name,
- struct proc_dir_entry *parent, const char *format, ...)
+static inline struct proc_dir_entry *
+lprocfs_add_symlink(const char *name, struct proc_dir_entry *parent,
+ const char *format, ...)
{return NULL; }
static inline void lprocfs_free_per_client_stats(struct obd_device *obd)
-{}
+{ return; }
static inline
int lprocfs_nid_stats_clear_write(struct file *file, const char *buffer,
unsigned long count, void *data)
static inline cfs_proc_dir_entry_t *
lprocfs_register(const char *name, cfs_proc_dir_entry_t *parent,
- struct lprocfs_vars *list, void *data) { return NULL; }
+ struct lprocfs_vars *list, void *data)
+{ return NULL; }
static inline int lprocfs_add_vars(cfs_proc_dir_entry_t *root,
struct lprocfs_vars *var,
- void *data) { return 0; }
-static inline void lprocfs_remove(cfs_proc_dir_entry_t **root) {};
+ void *data)
+{ return 0; }
+static inline void lprocfs_remove(cfs_proc_dir_entry_t **root)
+{ return; }
static inline void lprocfs_remove_proc_entry(const char *name,
- struct proc_dir_entry *parent) {};
+ struct proc_dir_entry *parent)
+{ return; }
static inline cfs_proc_dir_entry_t *lprocfs_srch(cfs_proc_dir_entry_t *head,
- const char *name) {return 0;}
+ const char *name)
+{ return 0; }
static inline int lprocfs_obd_setup(struct obd_device *dev,
- struct lprocfs_vars *list) { return 0; }
-static inline int lprocfs_obd_cleanup(struct obd_device *dev) { return 0; }
+ struct lprocfs_vars *list)
+{ return 0; }
+static inline int lprocfs_obd_cleanup(struct obd_device *dev)
+{ return 0; }
static inline int lprocfs_rd_u64(char *page, char **start, off_t off,
- int count, int *eof, void *data) { return 0; }
+ int count, int *eof, void *data)
+{ return 0; }
static inline int lprocfs_rd_uuid(char *page, char **start, off_t off,
- int count, int *eof, void *data) { return 0; }
+ int count, int *eof, void *data)
+{ return 0; }
static inline int lprocfs_rd_name(char *page, char **start, off_t off,
- int count, int *eof, void *data) { return 0; }
+ int count, int *eof, void *data)
+{ return 0; }
static inline int lprocfs_rd_server_uuid(char *page, char **start, off_t off,
int count, int *eof, void *data)
{ return 0; }
static inline int lprocfs_rd_timeouts(char *page, char **start, off_t off,
int count, int *eof, void *data)
{ return 0; }
-static inline int lprocfs_wr_timeouts(struct file *file, const char *buffer,
+static inline int lprocfs_wr_timeouts(struct file *file,
+ const char *buffer,
unsigned long count, void *data)
{ return 0; }
-static inline int lprocfs_wr_evict_client(struct file *file, const char *buffer,
+static inline int lprocfs_wr_evict_client(struct file *file,
+ const char *buffer,
unsigned long count, void *data)
{ return 0; }
static inline int lprocfs_wr_ping(struct file *file, const char *buffer,
/* Statfs helpers */
static inline
int lprocfs_rd_blksize(char *page, char **start, off_t off,
- int count, int *eof, void *data) { return 0; }
+ int count, int *eof, void *data)
+{ return 0; }
static inline
int lprocfs_rd_kbytestotal(char *page, char **start, off_t off,
- int count, int *eof, void *data) { return 0; }
+ int count, int *eof, void *data)
+{ return 0; }
static inline
int lprocfs_rd_kbytesfree(char *page, char **start, off_t off,
- int count, int *eof, void *data) { return 0; }
+ int count, int *eof, void *data)
+{ return 0; }
static inline
int lprocfs_rd_kbytesavail(char *page, char **start, off_t off,
- int count, int *eof, void *data) { return 0; }
+ int count, int *eof, void *data)
+{ return 0; }
static inline
int lprocfs_rd_filestotal(char *page, char **start, off_t off,
- int count, int *eof, void *data) { return 0; }
+ int count, int *eof, void *data)
+{ return 0; }
static inline
int lprocfs_rd_filesfree(char *page, char **start, off_t off,
- int count, int *eof, void *data) { return 0; }
+ int count, int *eof, void *data)
+{ return 0; }
static inline
int lprocfs_rd_filegroups(char *page, char **start, off_t off,
- int count, int *eof, void *data) { return 0; }
+ int count, int *eof, void *data)
+{ return 0; }
static inline
-void lprocfs_oh_tally(struct obd_histogram *oh, unsigned int value) {}
+void lprocfs_oh_tally(struct obd_histogram *oh, unsigned int value)
+{ return; }
static inline
-void lprocfs_oh_tally_log2(struct obd_histogram *oh, unsigned int value) {}
+void lprocfs_oh_tally_log2(struct obd_histogram *oh, unsigned int value)
+{ return; }
static inline
-void lprocfs_oh_clear(struct obd_histogram *oh) {}
+void lprocfs_oh_clear(struct obd_histogram *oh)
+{ return; }
static inline
-unsigned long lprocfs_oh_sum(struct obd_histogram *oh) { return 0; }
+unsigned long lprocfs_oh_sum(struct obd_histogram *oh)
+{ return 0; }
static inline
void lprocfs_stats_collect(struct lprocfs_stats *stats, int idx,
- struct lprocfs_counter *cnt) {}
-
+ struct lprocfs_counter *cnt)
+{ return; }
static inline
__u64 lprocfs_stats_collector(struct lprocfs_stats *stats, int idx,
enum lprocfs_fields_flags field)
{ return (__u64)0; }
-#define LPROCFS_ENTRY()
-#define LPROCFS_EXIT()
-#define LPROCFS_ENTRY_AND_CHECK(dp)
#define LPROC_SEQ_FOPS_RO(name)
#define LPROC_SEQ_FOPS(name)