diff options
| -rw-r--r-- | fs/xfs/xfs_sysfs.c | 182 |
1 files changed, 63 insertions, 119 deletions
diff --git a/fs/xfs/xfs_sysfs.c b/fs/xfs/xfs_sysfs.c index a094e20..fa3dc66 100644 --- a/fs/xfs/xfs_sysfs.c +++ b/fs/xfs/xfs_sysfs.c @@ -25,8 +25,9 @@ struct xfs_sysfs_attr { struct attribute attr; - ssize_t (*show)(char *buf, void *data); - ssize_t (*store)(const char *buf, size_t count, void *data); + ssize_t (*show)(struct kobject *kobject, char *buf); + ssize_t (*store)(struct kobject *kobject, const char *buf, + size_t count); }; static inline struct xfs_sysfs_attr * @@ -54,14 +55,42 @@ struct kobj_type xfs_mp_ktype = { .release = xfs_sysfs_release, }; +STATIC ssize_t +xfs_sysfs_object_show( + struct kobject *kobject, + struct attribute *attr, + char *buf) +{ + struct xfs_sysfs_attr *xfs_attr = to_attr(attr); + + return xfs_attr->show ? xfs_attr->show(kobject, buf) : 0; +} + +STATIC ssize_t +xfs_sysfs_object_store( + struct kobject *kobject, + struct attribute *attr, + const char *buf, + size_t count) +{ + struct xfs_sysfs_attr *xfs_attr = to_attr(attr); + + return xfs_attr->store ? xfs_attr->store(kobject, buf, count) : 0; +} + +static const struct sysfs_ops xfs_sysfs_ops = { + .show = xfs_sysfs_object_show, + .store = xfs_sysfs_object_store, +}; + #ifdef DEBUG /* debug */ STATIC ssize_t log_recovery_delay_store( + struct kobject *kobject, const char *buf, - size_t count, - void *data) + size_t count) { int ret; int val; @@ -80,8 +109,8 @@ log_recovery_delay_store( STATIC ssize_t log_recovery_delay_show( - char *buf, - void *data) + struct kobject *kobject, + char *buf) { return snprintf(buf, PAGE_SIZE, "%d\n", xfs_globals.log_recovery_delay); } @@ -92,49 +121,20 @@ static struct attribute *xfs_dbg_attrs[] = { NULL, }; -STATIC ssize_t -xfs_dbg_show( - struct kobject *kobject, - struct attribute *attr, - char *buf) -{ - struct xfs_sysfs_attr *xfs_attr = to_attr(attr); - - return xfs_attr->show ? xfs_attr->show(buf, NULL) : 0; -} - -STATIC ssize_t -xfs_dbg_store( - struct kobject *kobject, - struct attribute *attr, - const char *buf, - size_t count) -{ - struct xfs_sysfs_attr *xfs_attr = to_attr(attr); - - return xfs_attr->store ? xfs_attr->store(buf, count, NULL) : 0; -} - -static struct sysfs_ops xfs_dbg_ops = { - .show = xfs_dbg_show, - .store = xfs_dbg_store, -}; - struct kobj_type xfs_dbg_ktype = { .release = xfs_sysfs_release, - .sysfs_ops = &xfs_dbg_ops, + .sysfs_ops = &xfs_sysfs_ops, .default_attrs = xfs_dbg_attrs, }; #endif /* DEBUG */ - /* stats */ STATIC ssize_t stats_show( - char *buf, - void *data) + struct kobject *kobject, + char *buf) { return xfs_stats_format(buf); } @@ -142,9 +142,9 @@ XFS_SYSFS_ATTR_RO(stats); STATIC ssize_t stats_clear_store( + struct kobject *kobject, const char *buf, - size_t count, - void *data) + size_t count) { int ret; int val; @@ -166,50 +166,30 @@ static struct attribute *xfs_stats_attrs[] = { NULL, }; -STATIC ssize_t -xfs_stats_show( - struct kobject *kobject, - struct attribute *attr, - char *buf) -{ - struct xfs_sysfs_attr *xfs_attr = to_attr(attr); - - return xfs_attr->show ? xfs_attr->show(buf, NULL) : 0; -} - -STATIC ssize_t -xfs_stats_store( - struct kobject *kobject, - struct attribute *attr, - const char *buf, - size_t count) -{ - struct xfs_sysfs_attr *xfs_attr = to_attr(attr); - - return xfs_attr->store ? xfs_attr->store(buf, count, NULL) : 0; -} - -static struct sysfs_ops xfs_stats_ops = { - .show = xfs_stats_show, - .store = xfs_stats_store, -}; - struct kobj_type xfs_stats_ktype = { .release = xfs_sysfs_release, - .sysfs_ops = &xfs_stats_ops, + .sysfs_ops = &xfs_sysfs_ops, .default_attrs = xfs_stats_attrs, }; /* xlog */ +static inline struct xlog * +to_xlog(struct kobject *kobject) +{ + struct xfs_kobj *kobj = to_kobj(kobject); + + return container_of(kobj, struct xlog, l_kobj); +} + STATIC ssize_t log_head_lsn_show( - char *buf, - void *data) + struct kobject *kobject, + char *buf) { - struct xlog *log = data; int cycle; int block; + struct xlog *log = to_xlog(kobject); spin_lock(&log->l_icloglock); cycle = log->l_curr_cycle; @@ -222,12 +202,12 @@ XFS_SYSFS_ATTR_RO(log_head_lsn); STATIC ssize_t log_tail_lsn_show( - char *buf, - void *data) + struct kobject *kobject, + char *buf) { - struct xlog *log = data; int cycle; int block; + struct xlog *log = to_xlog(kobject); xlog_crack_atomic_lsn(&log->l_tail_lsn, &cycle, &block); return snprintf(buf, PAGE_SIZE, "%d:%d\n", cycle, block); @@ -236,12 +216,13 @@ XFS_SYSFS_ATTR_RO(log_tail_lsn); STATIC ssize_t reserve_grant_head_show( - char *buf, - void *data) + struct kobject *kobject, + char *buf) + { - struct xlog *log = data; int cycle; int bytes; + struct xlog *log = to_xlog(kobject); xlog_crack_grant_head(&log->l_reserve_head.grant, &cycle, &bytes); return snprintf(buf, PAGE_SIZE, "%d:%d\n", cycle, bytes); @@ -250,12 +231,12 @@ XFS_SYSFS_ATTR_RO(reserve_grant_head); STATIC ssize_t write_grant_head_show( - char *buf, - void *data) + struct kobject *kobject, + char *buf) { - struct xlog *log = data; int cycle; int bytes; + struct xlog *log = to_xlog(kobject); xlog_crack_grant_head(&log->l_write_head.grant, &cycle, &bytes); return snprintf(buf, PAGE_SIZE, "%d:%d\n", cycle, bytes); @@ -270,45 +251,8 @@ static struct attribute *xfs_log_attrs[] = { NULL, }; -static inline struct xlog * -to_xlog(struct kobject *kobject) -{ - struct xfs_kobj *kobj = to_kobj(kobject); - return container_of(kobj, struct xlog, l_kobj); -} - -STATIC ssize_t -xfs_log_show( - struct kobject *kobject, - struct attribute *attr, - char *buf) -{ - struct xlog *log = to_xlog(kobject); - struct xfs_sysfs_attr *xfs_attr = to_attr(attr); - - return xfs_attr->show ? xfs_attr->show(buf, log) : 0; -} - -STATIC ssize_t -xfs_log_store( - struct kobject *kobject, - struct attribute *attr, - const char *buf, - size_t count) -{ - struct xlog *log = to_xlog(kobject); - struct xfs_sysfs_attr *xfs_attr = to_attr(attr); - - return xfs_attr->store ? xfs_attr->store(buf, count, log) : 0; -} - -static struct sysfs_ops xfs_log_ops = { - .show = xfs_log_show, - .store = xfs_log_store, -}; - struct kobj_type xfs_log_ktype = { .release = xfs_sysfs_release, - .sysfs_ops = &xfs_log_ops, + .sysfs_ops = &xfs_sysfs_ops, .default_attrs = xfs_log_attrs, }; |
