diff options
Diffstat (limited to 'drivers/staging/lustre/lustre/obdclass/class_obd.c')
| -rw-r--r-- | drivers/staging/lustre/lustre/obdclass/class_obd.c | 119 |
1 files changed, 7 insertions, 112 deletions
diff --git a/drivers/staging/lustre/lustre/obdclass/class_obd.c b/drivers/staging/lustre/lustre/obdclass/class_obd.c index 2c705d76211f..3e9c24684690 100644 --- a/drivers/staging/lustre/lustre/obdclass/class_obd.c +++ b/drivers/staging/lustre/lustre/obdclass/class_obd.c @@ -47,25 +47,12 @@ #include "../include/cl_object.h" #include "llog_internal.h" - struct obd_device *obd_devs[MAX_OBD_DEVICES]; EXPORT_SYMBOL(obd_devs); struct list_head obd_types; DEFINE_RWLOCK(obd_dev_lock); -__u64 obd_max_pages = 0; -EXPORT_SYMBOL(obd_max_pages); -__u64 obd_max_alloc = 0; -EXPORT_SYMBOL(obd_max_alloc); -__u64 obd_alloc; -EXPORT_SYMBOL(obd_alloc); -__u64 obd_pages; -EXPORT_SYMBOL(obd_pages); -static DEFINE_SPINLOCK(obd_updatemax_lock); - /* The following are visible and mutable through /proc/sys/lustre/. */ -unsigned int obd_alloc_fail_rate = 0; -EXPORT_SYMBOL(obd_alloc_fail_rate); unsigned int obd_debug_peer_on_timeout; EXPORT_SYMBOL(obd_debug_peer_on_timeout); unsigned int obd_dump_on_timeout; @@ -81,7 +68,7 @@ EXPORT_SYMBOL(obd_timeout); unsigned int obd_timeout_set; EXPORT_SYMBOL(obd_timeout_set); /* Adaptive timeout defs here instead of ptlrpc module for /proc/sys/ access */ -unsigned int at_min = 0; +unsigned int at_min; EXPORT_SYMBOL(at_min); unsigned int at_max = 600; EXPORT_SYMBOL(at_max); @@ -132,25 +119,6 @@ int lustre_get_jobid(char *jobid) } EXPORT_SYMBOL(lustre_get_jobid); -int obd_alloc_fail(const void *ptr, const char *name, const char *type, - size_t size, const char *file, int line) -{ - if (ptr == NULL || - (cfs_rand() & OBD_ALLOC_FAIL_MASK) < obd_alloc_fail_rate) { - CERROR("%s%salloc of %s (%llu bytes) failed at %s:%d\n", - ptr ? "force " :"", type, name, (__u64)size, file, - line); - CERROR("%llu total bytes and %llu total pages" - " (%llu bytes) allocated by Lustre\n", - obd_memory_sum(), - obd_pages_sum() << PAGE_CACHE_SHIFT, - obd_pages_sum()); - return 1; - } - return 0; -} -EXPORT_SYMBOL(obd_alloc_fail); - static inline void obd_data2conn(struct lustre_handle *conn, struct obd_ioctl_data *data) { @@ -164,7 +132,7 @@ static inline void obd_conn2data(struct obd_ioctl_data *data, data->ioc_cookie = conn->cookie; } -int class_resolve_dev_name(__u32 len, const char *name) +static int class_resolve_dev_name(__u32 len, const char *name) { int rc; int dev; @@ -434,7 +402,7 @@ int class_handle_ioctl(unsigned int cmd, unsigned long arg) } /* class_handle_ioctl */ #define OBD_INIT_CHECK -int obd_init_checks(void) +static int obd_init_checks(void) { __u64 u64val, div64val; char buf[64]; @@ -470,7 +438,7 @@ int obd_init_checks(void) return -EOVERFLOW; } if (do_div(div64val, 256) != (u64val & 255)) { - CERROR("do_div(%#llx,256) != %llu\n", u64val, u64val &255); + CERROR("do_div(%#llx,256) != %llu\n", u64val, u64val & 255); return -EOVERFLOW; } if (u64val >> 8 != div64val) { @@ -508,32 +476,14 @@ extern int class_procfs_clean(void); static int __init init_obdclass(void) { int i, err; - int lustre_register_fs(void); - for (i = CAPA_SITE_CLIENT; i < CAPA_SITE_MAX; i++) - INIT_LIST_HEAD(&capa_list[i]); + int lustre_register_fs(void); LCONSOLE_INFO("Lustre: Build Version: "BUILD_VERSION"\n"); spin_lock_init(&obd_types_lock); obd_zombie_impexp_init(); - obd_memory = lprocfs_alloc_stats(OBD_STATS_NUM, - LPROCFS_STATS_FLAG_NONE | - LPROCFS_STATS_FLAG_IRQ_SAFE); - - if (obd_memory == NULL) { - CERROR("kmalloc of 'obd_memory' failed\n"); - return -ENOMEM; - } - - lprocfs_counter_init(obd_memory, OBD_MEMORY_STAT, - LPROCFS_CNTR_AVGMINMAX, - "memused", "bytes"); - lprocfs_counter_init(obd_memory, OBD_MEMORY_PAGES_STAT, - LPROCFS_CNTR_AVGMINMAX, - "pagesused", "pages"); - err = obd_init_checks(); if (err == -EOVERFLOW) return err; @@ -583,7 +533,6 @@ static int __init init_obdclass(void) if (err != 0) return err; - err = llog_info_init(); if (err) return err; @@ -593,60 +542,20 @@ static int __init init_obdclass(void) return err; } -void obd_update_maxusage(void) -{ - __u64 max1, max2; - - max1 = obd_pages_sum(); - max2 = obd_memory_sum(); - - spin_lock(&obd_updatemax_lock); - if (max1 > obd_max_pages) - obd_max_pages = max1; - if (max2 > obd_max_alloc) - obd_max_alloc = max2; - spin_unlock(&obd_updatemax_lock); -} -EXPORT_SYMBOL(obd_update_maxusage); - -__u64 obd_memory_max(void) -{ - __u64 ret; - - spin_lock(&obd_updatemax_lock); - ret = obd_max_alloc; - spin_unlock(&obd_updatemax_lock); - - return ret; -} -EXPORT_SYMBOL(obd_memory_max); - -__u64 obd_pages_max(void) -{ - __u64 ret; - - spin_lock(&obd_updatemax_lock); - ret = obd_max_pages; - spin_unlock(&obd_updatemax_lock); - - return ret; -} -EXPORT_SYMBOL(obd_pages_max); - /* liblustre doesn't call cleanup_obdclass, apparently. we carry on in this * ifdef to the end of the file to cover module and versioning goo.*/ static void cleanup_obdclass(void) { int i; + int lustre_unregister_fs(void); - __u64 memory_leaked, pages_leaked; - __u64 memory_max, pages_max; lustre_unregister_fs(); misc_deregister(&obd_psdev); for (i = 0; i < class_devno_max(); i++) { struct obd_device *obd = class_num2obd(i); + if (obd && obd->obd_set_up && OBT(obd) && OBP(obd, detach)) { /* XXX should this call generic detach otherwise? */ @@ -665,20 +574,6 @@ static void cleanup_obdclass(void) class_handle_cleanup(); class_exit_uuidlist(); obd_zombie_impexp_stop(); - - memory_leaked = obd_memory_sum(); - pages_leaked = obd_pages_sum(); - - memory_max = obd_memory_max(); - pages_max = obd_pages_max(); - - lprocfs_free_stats(&obd_memory); - CDEBUG((memory_leaked) ? D_ERROR : D_INFO, - "obd_memory max: %llu, leaked: %llu\n", - memory_max, memory_leaked); - CDEBUG((pages_leaked) ? D_ERROR : D_INFO, - "obd_memory_pages max: %llu, leaked: %llu\n", - pages_max, pages_leaked); } MODULE_AUTHOR("Sun Microsystems, Inc. <http://www.lustre.org/>"); |