static ssize_t
lprocfs_fid_width_seq_write(struct file *file, const char *buffer,
size_t count, loff_t *off)
{
struct lu_client_seq *seq = ((struct seq_file *)file->private_data)->private;
__u64 max;
int rc, val;
ENTRY;
LASSERT(seq != NULL);
rc = lprocfs_write_helper(buffer, count, &val);
if (rc)
RETURN(rc);
mutex_lock(&seq->lcs_mutex);
if (seq->lcs_type == LUSTRE_SEQ_DATA)
max = LUSTRE_DATA_SEQ_MAX_WIDTH;
else
max = LUSTRE_METADATA_SEQ_MAX_WIDTH;
if (val <= max && val > 0) {
seq->lcs_width = val;
if (rc == 0) {
CDEBUG(D_INFO, "%s: Sequence size: "LPU64"\n",
seq->lcs_name, seq->lcs_width);
}
}
mutex_unlock(&seq->lcs_mutex);
RETURN(count);
}
static int
seq_server_proc_write_width(struct file *file, const char *buffer,
unsigned long count, void *data)
{
struct lu_server_seq *seq = (struct lu_server_seq *)data;
int rc, val;
ENTRY;
LASSERT(seq != NULL);
cfs_down(&seq->lss_sem);
rc = lprocfs_write_helper(buffer, count, &val);
if (rc)
RETURN(rc);
seq->lss_width = val;
if (rc == 0) {
CDEBUG(D_INFO, "%s: Width: "LPU64"\n",
seq->lss_name, seq->lss_width);
}
cfs_up(&seq->lss_sem);
RETURN(count);
}
/**
* Set OSC creator's osc_creator::oscc_max_grow_count
*
* \param file proc file
* \param buffer buffer containing the value
* \param count buffer size
* \param data obd device
*
* \retval \a count
*/
static int osc_wr_max_create_count(struct file *file, const char *buffer,
unsigned long count, void *data)
{
struct obd_device *obd = data;
int val, rc;
if (obd == NULL)
return 0;
rc = lprocfs_write_helper(buffer, count, &val);
if (rc)
return rc;
if (val < 0)
return -ERANGE;
if (val > OST_MAX_PRECREATE)
return -ERANGE;
if (obd->u.cli.cl_oscc.oscc_grow_count > val)
obd->u.cli.cl_oscc.oscc_grow_count = val;
obd->u.cli.cl_oscc.oscc_max_grow_count = val;
return count;
}
static int osp_wr_max_create_count(struct file *file, const char *buffer,
unsigned long count, void *data)
{
struct obd_device *obd = data;
struct osp_device *osp = lu2osp_dev(obd->obd_lu_dev);
int val, rc;
if (osp == NULL)
return 0;
rc = lprocfs_write_helper(buffer, count, &val);
if (rc)
return rc;
if (val < 0)
return -ERANGE;
if (val > OST_MAX_PRECREATE)
return -ERANGE;
if (osp->opd_pre_grow_count > val)
osp->opd_pre_grow_count = val;
osp->opd_pre_max_grow_count = val;
return count;
}
static int osp_wr_create_count(struct file *file, const char *buffer,
unsigned long count, void *data)
{
struct obd_device *obd = data;
struct osp_device *osp = lu2osp_dev(obd->obd_lu_dev);
int val, rc, i;
if (osp == NULL)
return 0;
rc = lprocfs_write_helper(buffer, count, &val);
if (rc)
return rc;
/* The MDT ALWAYS needs to limit the precreate count to
* OST_MAX_PRECREATE, and the constant cannot be changed
* because it is a value shared between the OSP and OST
* that is the maximum possible number of objects that will
* ever be handled by MDT->OST recovery processing.
*
* If the OST ever gets a request to delete more orphans,
* this implies that something has gone badly on the MDT
* and the OST will refuse to delete so much data from the
* filesystem as a safety measure. */
if (val < OST_MIN_PRECREATE || val > OST_MAX_PRECREATE)
return -ERANGE;
if (val > osp->opd_pre_max_grow_count)
return -ERANGE;
for (i = 1; (i << 1) <= val; i <<= 1)
;
osp->opd_pre_grow_count = i;
return count;
}
static int lprocfs_wr_lfsck_speed_limit(struct file *file, const char *buffer,
unsigned long count, void *data)
{
struct mdd_device *mdd = data;
struct md_lfsck *lfsck;
__u32 val;
int rc;
LASSERT(mdd != NULL);
rc = lprocfs_write_helper(buffer, count, &val);
if (rc != 0)
return rc;
lfsck = &mdd->mdd_lfsck;
if (val != lfsck->ml_bookmark_ram.lb_speed_limit) {
struct lu_env env;
rc = lu_env_init(&env, LCT_MD_THREAD | LCT_DT_THREAD);
if (rc != 0)
return rc;
rc = mdd_lfsck_set_speed(&env, lfsck, val);
lu_env_fini(&env);
}
return rc != 0 ? rc : count;
}
static int
seq_client_proc_write_width(struct file *file, const char *buffer,
unsigned long count, void *data)
{
struct lu_client_seq *seq = (struct lu_client_seq *)data;
int rc, val;
ENTRY;
LASSERT(seq != NULL);
cfs_down(&seq->lcs_sem);
rc = lprocfs_write_helper(buffer, count, &val);
if (rc) {
cfs_up(&seq->lcs_sem);
RETURN(rc);
}
if (val <= LUSTRE_SEQ_MAX_WIDTH && val > 0) {
seq->lcs_width = val;
if (rc == 0) {
CDEBUG(D_INFO, "%s: Sequence size: "LPU64"\n",
seq->lcs_name, seq->lcs_width);
}
}
cfs_up(&seq->lcs_sem);
RETURN(count);
}
static int osc_wr_max_rpcs_in_flight(struct file *file, const char *buffer,
unsigned long count, void *data)
{
struct obd_device *dev = data;
struct client_obd *cli = &dev->u.cli;
struct ptlrpc_request_pool *pool = cli->cl_import->imp_rq_pool;
int val, rc;
rc = lprocfs_write_helper(buffer, count, &val);
if (rc)
return rc;
if (val < 1 || val > OSC_MAX_RIF_MAX)
return -ERANGE;
LPROCFS_CLIMP_CHECK(dev);
if (pool && val > cli->cl_max_rpcs_in_flight)
pool->prp_populate(pool, val-cli->cl_max_rpcs_in_flight);
client_obd_list_lock(&cli->cl_loi_list_lock);
cli->cl_max_rpcs_in_flight = val;
client_obd_list_unlock(&cli->cl_loi_list_lock);
LPROCFS_CLIMP_EXIT(dev);
return count;
}
/* temporary for testing */
static int mdc_wr_kuc(struct file *file, const char *buffer,
unsigned long count, void *data)
{
struct obd_device *obd = data;
struct kuc_hdr *lh;
struct hsm_action_list *hal;
struct hsm_action_item *hai;
int len;
int fd, rc;
ENTRY;
rc = lprocfs_write_helper(buffer, count, &fd);
if (rc)
RETURN(rc);
if (fd < 0)
RETURN(-ERANGE);
CWARN("message to fd %d\n", fd);
len = sizeof(*lh) + sizeof(*hal) + MTI_NAME_MAXLEN +
/* for mockup below */ 2 * cfs_size_round(sizeof(*hai));
OBD_ALLOC(lh, len);
lh->kuc_magic = KUC_MAGIC;
lh->kuc_transport = KUC_TRANSPORT_HSM;
lh->kuc_msgtype = HMT_ACTION_LIST;
lh->kuc_msglen = len;
hal = (struct hsm_action_list *)(lh + 1);
hal->hal_version = HAL_VERSION;
hal->hal_archive_id = 1;
hal->hal_flags = 0;
obd_uuid2fsname(hal->hal_fsname, obd->obd_name, MTI_NAME_MAXLEN);
/* mock up an action list */
hal->hal_count = 2;
hai = hai_zero(hal);
hai->hai_action = HSMA_ARCHIVE;
hai->hai_fid.f_oid = 5;
hai->hai_len = sizeof(*hai);
hai = hai_next(hai);
hai->hai_action = HSMA_RESTORE;
hai->hai_fid.f_oid = 10;
hai->hai_len = sizeof(*hai);
/* This works for either broadcast or unicast to a single fd */
if (fd == 0) {
rc = libcfs_kkuc_group_put(KUC_GRP_HSM, lh);
} else {
cfs_file_t *fp = cfs_get_fd(fd);
rc = libcfs_kkuc_msg_put(fp, lh);
cfs_put_file(fp);
}
OBD_FREE(lh, len);
if (rc < 0)
RETURN(rc);
RETURN(count);
}
static int lprocfs_wr_lfsck_async_windows(struct file *file, const char *buffer,
unsigned long count, void *data)
{
struct mdd_device *mdd = data;
__u32 val;
int rc;
LASSERT(mdd != NULL);
rc = lprocfs_write_helper(buffer, count, &val);
if (rc == 0)
rc = lfsck_set_windows(mdd->mdd_bottom, val);
return rc != 0 ? rc : count;
}
static int lprocfs_wr_sync_perm(struct file *file, const char *buffer,
unsigned long count, void *data)
{
struct mdd_device *mdd = data;
int val, rc;
LASSERT(mdd != NULL);
rc = lprocfs_write_helper(buffer, count, &val);
if (rc)
return rc;
mdd->mdd_sync_permission = !!val;
return count;
}
static int lprocfs_osd_wr_pdo(struct file *file, const char *buffer,
unsigned long count, void *data)
{
int pdo;
int rc;
rc = lprocfs_write_helper(buffer, count, &pdo);
if (rc != 0)
return rc;
ldiskfs_pdo = !!pdo;
return count;
}
static ssize_t
ldiskfs_osd_pdo_seq_write(struct file *file, const char *buffer,
size_t count, loff_t *off)
{
int pdo, rc;
rc = lprocfs_write_helper(buffer, count, &pdo);
if (rc != 0)
return rc;
ldiskfs_pdo = !!pdo;
return count;
}
static ssize_t
ldiskfs_osd_index_in_idif_seq_write(struct file *file, const char *buffer,
size_t count, loff_t *off)
{
struct lu_env env;
struct seq_file *m = file->private_data;
struct dt_device *dt = m->private;
struct osd_device *dev = osd_dt_dev(dt);
struct lu_target *tgt;
int val;
int rc;
LASSERT(dev != NULL);
if (unlikely(dev->od_mnt == NULL))
return -EINPROGRESS;
rc = lprocfs_write_helper(buffer, count, &val);
if (rc != 0)
return rc;
if (dev->od_index_in_idif) {
if (val != 0)
return count;
LCONSOLE_WARN("%s: OST-index in IDIF has been enabled, "
"it cannot be reverted back.\n", osd_name(dev));
return -EPERM;
}
if (val == 0)
return count;
rc = lu_env_init(&env, LCT_DT_THREAD);
if (rc != 0)
return rc;
tgt = dev->od_dt_dev.dd_lu_dev.ld_site->ls_tgt;
tgt->lut_lsd.lsd_feature_rocompat |= OBD_ROCOMPAT_IDX_IN_IDIF;
rc = tgt_server_data_update(&env, tgt, 1);
lu_env_fini(&env);
if (rc < 0)
return rc;
LCONSOLE_INFO("%s: enable OST-index in IDIF successfully, "
"it cannot be reverted back.\n", osd_name(dev));
dev->od_index_in_idif = 1;
return count;
}
static int gss_lk_proc_dl_seq_write(struct file *file, const char *buffer,
size_t count, off_t *off)
{
int val, rc;
rc = lprocfs_write_helper(buffer, count, &val);
if (rc < 0)
return rc;
if (val < 0 || val > 4)
return -ERANGE;
gss_lk_debug_level = val;
return count;
}
static int gss_lk_proc_write_dl(struct file *file, const char *buffer,
unsigned long count, void *data)
{
int val, rc;
rc = lprocfs_write_helper(buffer, count, &val);
if (rc < 0)
return rc;
if (val < 0 || val > 4)
return -ERANGE;
gss_lk_debug_level = val;
return count;
}
ssize_t
lprocfs_recovery_time_hard_seq_write(struct file *file, const char *buffer,
size_t count, loff_t *off)
{
struct seq_file *m = file->private_data;
struct obd_device *obd = m->private;
int val, rc;
LASSERT(obd != NULL);
rc = lprocfs_write_helper(buffer, count, &val);
if (rc)
return rc;
obd->obd_recovery_time_hard = val;
return count;
}
static ssize_t
mdd_sync_perm_seq_write(struct file *file, const char *buffer,
size_t count, loff_t *off)
{
struct seq_file *m = file->private_data;
struct mdd_device *mdd = m->private;
int val, rc;
LASSERT(mdd != NULL);
rc = lprocfs_write_helper(buffer, count, &val);
if (rc)
return rc;
mdd->mdd_sync_permission = !!val;
return count;
}
static ssize_t
ldiskfs_osd_track_declares_assert_seq_write(struct file *file,
const char *buffer,
size_t count, loff_t *off)
{
int track_declares_assert;
int rc;
rc = lprocfs_write_helper(buffer, count, &track_declares_assert);
if (rc != 0)
return rc;
ldiskfs_track_declares_assert = !!track_declares_assert;
return count;
}
static ssize_t
mdd_lfsck_async_windows_seq_write(struct file *file, const char *buffer,
size_t count, loff_t *off)
{
struct seq_file *m = file->private_data;
struct mdd_device *mdd = m->private;
__u32 val;
int rc;
LASSERT(mdd != NULL);
rc = lprocfs_write_helper(buffer, count, &val);
if (rc == 0)
rc = lfsck_set_windows(mdd->mdd_bottom, val);
return rc != 0 ? rc : count;
}
static int lprocfs_osd_wr_iused_est(struct file *file, const char *buffer,
unsigned long count, void *data)
{
struct osd_device *osd = osd_dt_dev((struct dt_device *)data);
int rc, val;
LASSERT(osd != NULL);
rc = lprocfs_write_helper(buffer, count, &val);
if (rc)
return rc;
osd->od_quota_iused_est = !!val;
return count;
}
static ssize_t
qsd_timeout_seq_write(struct file *file, const char *buffer,
size_t count, loff_t *off)
{
struct qsd_instance *qsd = ((struct seq_file *)file->private_data)->private;
int timeout, rc;
LASSERT(qsd != NULL);
rc = lprocfs_write_helper(buffer, count, &timeout);
if (rc)
return rc;
if (timeout < 0)
return -EINVAL;
qsd->qsd_timeout = timeout;
return count;
}
static int lprocfs_osd_wr_wcache(struct file *file, const char *buffer,
unsigned long count, void *data)
{
struct osd_device *osd = osd_dt_dev(data);
int val, rc;
LASSERT(osd != NULL);
if (unlikely(osd->od_mnt == NULL))
return -EINPROGRESS;
rc = lprocfs_write_helper(buffer, count, &val);
if (rc)
return rc;
osd->od_writethrough_cache = !!val;
return count;
}
static int lprocfs_osd_wr_auto_scrub(struct file *file, const char *buffer,
unsigned long count, void *data)
{
struct osd_device *dev = osd_dt_dev(data);
int val, rc;
LASSERT(dev != NULL);
if (unlikely(dev->od_mnt == NULL))
return -EINPROGRESS;
rc = lprocfs_write_helper(buffer, count, &val);
if (rc)
return rc;
dev->od_noscrub = !val;
return count;
}
int lprocfs_quota_wr_qs_factor(struct file *file, const char *buffer,
unsigned long count, void *data)
{
struct obd_device *obd = (struct obd_device *)data;
int val, rc;
LASSERT(obd != NULL);
rc = lprocfs_write_helper(buffer, count, &val);
if (rc)
return rc;
if (val < 2)
return -EINVAL;
obd->u.obt.obt_qctxt.lqc_cqs_qs_factor = val;
return count;
}
static int osc_wr_resend_count(struct file *file, const char *buffer,
unsigned long count, void *data)
{
struct obd_device *obd = data;
int val, rc;
rc = lprocfs_write_helper(buffer, count, &val);
if (rc)
return rc;
if (val < 0)
return -EINVAL;
cfs_atomic_set(&obd->u.cli.cl_resends, val);
return count;
}
static int osc_wr_checksum(struct file *file, const char *buffer,
unsigned long count, void *data)
{
struct obd_device *obd = data;
int val, rc;
if (obd == NULL)
return 0;
rc = lprocfs_write_helper(buffer, count, &val);
if (rc)
return rc;
obd->u.cli.cl_checksum = (val ? 1 : 0);
return count;
}
static int osp_wr_lfsck_max_rpcs_in_flight(struct file *file,
const char *buffer,
unsigned long count, void *data)
{
struct obd_device *dev = data;
int val;
int rc;
rc = lprocfs_write_helper(buffer, count, &val);
if (rc == 0)
rc = obd_set_max_rpcs_in_flight(&dev->u.cli, val);
if (rc != 0)
count = rc;
return count;
}
static ssize_t mdc_max_rpcs_in_flight_seq_write(struct file *file,
const char __user *buffer,
size_t count,
loff_t *off)
{
struct obd_device *dev = ((struct seq_file *)file->private_data)->private;
int val;
int rc;
rc = lprocfs_write_helper(buffer, count, &val);
if (rc == 0)
rc = obd_set_max_rpcs_in_flight(&dev->u.cli, val);
if (rc != 0)
count = rc;
return count;
}
int lprocfs_quota_wr_btune(struct file *file, const char *buffer,
unsigned long count, void *data)
{
struct obd_device *obd = (struct obd_device *)data;
int val, rc;
LASSERT(obd != NULL);
rc = lprocfs_write_helper(buffer, count, &val);
if (rc)
return rc;
if (val <= QUOTABLOCK_SIZE * MIN_QLIMIT || val % QUOTABLOCK_SIZE ||
val >= obd->u.obt.obt_qctxt.lqc_bunit_sz)
return -EINVAL;
obd->u.obt.obt_qctxt.lqc_btune_sz = val;
return count;
}