static int osd_check_lma(const struct lu_env *env, struct osd_object *obj)
{
struct osd_thread_info *info = osd_oti_get(env);
struct lu_buf buf;
int rc;
struct lustre_mdt_attrs *lma;
ENTRY;
CLASSERT(sizeof(info->oti_buf) >= sizeof(*lma));
lma = (struct lustre_mdt_attrs *)info->oti_buf;
buf.lb_buf = lma;
buf.lb_len = sizeof(info->oti_buf);
rc = osd_xattr_get(env, &obj->oo_dt, &buf, XATTR_NAME_LMA);
if (rc > 0) {
rc = 0;
lustre_lma_swab(lma);
if (unlikely((lma->lma_incompat & ~LMA_INCOMPAT_SUPP) ||
CFS_FAIL_CHECK(OBD_FAIL_OSD_LMA_INCOMPAT))) {
CWARN("%s: unsupported incompat LMA feature(s) %#x for "
"fid = "DFID"\n", osd_obj2dev(obj)->od_svname,
lma->lma_incompat & ~LMA_INCOMPAT_SUPP,
PFID(lu_object_fid(&obj->oo_dt.do_lu)));
rc = -EOPNOTSUPP;
}
} else if (rc == -ENODATA) {
/* haven't initialize LMA xattr */
rc = 0;
}
RETURN(rc);
}
static void libcfs_call_trace(struct task_struct *tsk)
{
if (tsk == current)
dump_stack();
else
CWARN("can't show stack: kernel doesn't export show_task\n");
}
static
int null_ctx_verify(struct ptlrpc_cli_ctx *ctx, struct ptlrpc_request *req)
{
__u32 cksums, cksumc;
LASSERT(req->rq_repdata);
req->rq_repmsg = req->rq_repdata;
req->rq_replen = req->rq_repdata_len;
if (req->rq_early) {
cksums = lustre_msg_get_cksum(req->rq_repdata);
#if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 9, 0, 0)
if (lustre_msghdr_get_flags(req->rq_reqmsg) &
MSGHDR_CKSUM_INCOMPAT18)
cksumc = lustre_msg_calc_cksum(req->rq_repmsg, 0);
else
cksumc = lustre_msg_calc_cksum(req->rq_repmsg, 1);
#else
# warning "remove checksum compatibility support for b1_8"
cksumc = lustre_msg_calc_cksum(req->rq_repmsg);
#endif
if (cksumc != cksums) {
CWARN("early reply checksum mismatch: %08x != %08x\n",
cksumc, cksums);
return -EINVAL;
}
}
return 0;
}
/**
* Parses \<nidrange\> token of the syntax.
*
* \retval 1 if \a src parses to \<addrrange\> '@' \<net\>
* \retval 0 otherwise
*/
static int
parse_nidrange(struct lstr *src, cfs_list_t *nidlist)
{
struct lstr addrrange, net, tmp;
struct nidrange *nr;
tmp = *src;
if (gettok(src, '@', &addrrange) == 0)
goto failed;
if (gettok(src, '@', &net) == 0 || src->ls_str != NULL)
goto failed;
nr = add_nidrange(&net, nidlist);
if (nr == NULL)
goto failed;
if (!parse_addrange(&addrrange, nr))
goto failed;
return 1;
failed:
CWARN("can't parse nidrange: \"%.*s\"\n", tmp.ls_len, tmp.ls_str);
return 0;
}
/**
* Server side bulk abort. Idempotent. Not thread-safe (i.e. only
* serialises with completion callback)
*/
void ptlrpc_abort_bulk(struct ptlrpc_bulk_desc *desc)
{
struct l_wait_info lwi;
int rc;
LASSERT(!in_interrupt()); /* might sleep */
if (!ptlrpc_server_bulk_active(desc)) /* completed or */
return; /* never started */
/* We used to poison the pages with 0xab here because we did not want to
* send any meaningful data over the wire for evicted clients (bug 9297)
* However, this is no longer safe now that we use the page cache on the
* OSS (bug 20560) */
/* The unlink ensures the callback happens ASAP and is the last
* one. If it fails, it must be because completion just happened,
* but we must still l_wait_event() in this case, to give liblustre
* a chance to run server_bulk_callback()*/
mdunlink_iterate_helper(desc->bd_mds, desc->bd_md_max_brw);
for (;;) {
/* Network access will complete in finite time but the HUGE
* timeout lets us CWARN for visibility of sluggish NALs */
lwi = LWI_TIMEOUT_INTERVAL(cfs_time_seconds(LONG_UNLINK),
cfs_time_seconds(1), NULL, NULL);
rc = l_wait_event(desc->bd_waitq,
!ptlrpc_server_bulk_active(desc), &lwi);
if (rc == 0)
return;
LASSERT(rc == -ETIMEDOUT);
CWARN("Unexpectedly long timeout: desc %p\n", desc);
}
}
int
ksocknal_lib_tunables_init ()
{
if (!*ksocknal_tunables.ksnd_typed_conns) {
int rc = -EINVAL;
#if SOCKNAL_VERSION_DEBUG
if (*ksocknal_tunables.ksnd_protocol < 3)
rc = 0;
#endif
if (rc != 0) {
CERROR("Protocol V3.x MUST have typed connections\n");
return rc;
}
}
if (*ksocknal_tunables.ksnd_zc_recv_min_nfrags < 2)
*ksocknal_tunables.ksnd_zc_recv_min_nfrags = 2;
if (*ksocknal_tunables.ksnd_zc_recv_min_nfrags > LNET_MAX_IOV)
*ksocknal_tunables.ksnd_zc_recv_min_nfrags = LNET_MAX_IOV;
ksocknal_tunables.ksnd_sysctl =
cfs_register_sysctl_table(ksocknal_top_ctl_table, 0);
if (ksocknal_tunables.ksnd_sysctl == NULL)
CWARN("Can't setup /proc tunables\n");
return 0;
}
static int lfsck_bookmark_load(const struct lu_env *env,
struct lfsck_instance *lfsck)
{
loff_t pos = 0;
int len = sizeof(struct lfsck_bookmark);
int rc;
rc = dt_record_read(env, lfsck->li_bookmark_obj,
lfsck_buf_get(env, &lfsck->li_bookmark_disk, len),
&pos);
if (rc == 0) {
struct lfsck_bookmark *bm = &lfsck->li_bookmark_ram;
lfsck_bookmark_le_to_cpu(bm, &lfsck->li_bookmark_disk);
if (bm->lb_magic != LFSCK_BOOKMARK_MAGIC) {
CWARN("%.16s: invalid lfsck_bookmark magic "
"0x%x != 0x%x\n", lfsck_lfsck2name(lfsck),
bm->lb_magic, LFSCK_BOOKMARK_MAGIC);
/* Process it as new lfsck_bookmark. */
rc = -ENODATA;
}
} else {
if (rc == -EFAULT && pos == 0)
/* return -ENODATA for empty lfsck_bookmark. */
rc = -ENODATA;
else
CERROR("%.16s: fail to load lfsck_bookmark, "
"expected = %d, rc = %d\n",
lfsck_lfsck2name(lfsck), len, rc);
}
return rc;
}
int
libcfs_debug_str2mask(int *mask, const char *str, int is_subsys)
{
const char *(*fn)(int bit) = is_subsys ? libcfs_debug_subsys2str :
libcfs_debug_dbg2str;
int m = 0;
int matched;
int n;
int t;
/* Allow a number for backwards compatibility */
for (n = strlen(str); n > 0; n--)
if (!isspace(str[n-1]))
break;
matched = n;
if ((t = sscanf(str, "%i%n", &m, &matched)) >= 1 &&
matched == n) {
/* don't print warning for lctl set_param debug=0 or -1 */
if (m != 0 && m != -1)
CWARN("You are trying to use a numerical value for the "
"mask - this will be deprecated in a future "
"release.\n");
*mask = m;
return 0;
}
return cfs_str2mask(str, fn, mask, is_subsys ? 0 : D_CANTMASK,
0xffffffff);
}
static int orph_key_test_and_del(const struct lu_env *env,
struct mdd_device *mdd,
struct lu_fid *lf,
struct dt_key *key)
{
struct mdd_object *mdo;
int rc;
mdo = mdd_object_find(env, mdd, lf);
if (IS_ERR(mdo))
return PTR_ERR(mdo);
rc = -EBUSY;
if (mdo->mod_count == 0) {
CWARN("Found orphan! Delete it\n");
rc = orphan_object_destroy(env, mdo, key);
} else {
mdd_write_lock(env, mdo, MOR_TGT_CHILD);
if (likely(mdo->mod_count > 0)) {
CDEBUG(D_HA, "Found orphan, open count = %d\n",
mdo->mod_count);
mdo->mod_flags |= ORPHAN_OBJ;
}
mdd_write_unlock(env, mdo);
}
mdd_object_put(env, mdo);
return rc;
}
void ptlrpc_ni_fini(void)
{
wait_queue_head_t waitq;
struct l_wait_info lwi;
int rc;
int retries;
/* Wait for the event queue to become idle since there may still be
* messages in flight with pending events (i.e. the fire-and-forget
* messages == client requests and "non-difficult" server
* replies */
for (retries = 0;; retries++) {
rc = LNetEQFree(ptlrpc_eq_h);
switch (rc) {
default:
LBUG();
case 0:
LNetNIFini();
return;
case -EBUSY:
if (retries != 0)
CWARN("Event queue still busy\n");
/* Wait for a bit */
init_waitqueue_head(&waitq);
lwi = LWI_TIMEOUT(cfs_time_seconds(2), NULL, NULL);
l_wait_event(waitq, 0, &lwi);
break;
}
}
/* notreached */
}
static int mds_quota_setup(struct obd_device *obd)
{
struct obd_device_target *obt = &obd->u.obt;
struct mds_obd *mds = &obd->u.mds;
int rc;
ENTRY;
if (unlikely(mds->mds_quota)) {
CWARN("try to reinitialize quota context!\n");
RETURN(0);
}
cfs_init_rwsem(&obt->obt_rwsem);
obt->obt_qfmt = LUSTRE_QUOTA_V2;
mds->mds_quota_info.qi_version = LUSTRE_QUOTA_V2;
cfs_sema_init(&obt->obt_quotachecking, 1);
/* initialize quota master and quota context */
cfs_init_rwsem(&mds->mds_qonoff_sem);
rc = qctxt_init(obd, dqacq_handler);
if (rc) {
CERROR("%s: initialize quota context failed! (rc:%d)\n",
obd->obd_name, rc);
RETURN(rc);
}
mds->mds_quota = 1;
RETURN(rc);
}
/**
* \retval +ve: the lfsck_namespace is broken, the caller should reset it.
* \retval 0: succeed.
* \retval -ve: failed cases.
*/
static int lfsck_namespace_load(const struct lu_env *env,
struct lfsck_component *com)
{
int len = com->lc_file_size;
int rc;
rc = dt_xattr_get(env, com->lc_obj,
lfsck_buf_get(env, com->lc_file_disk, len),
XATTR_NAME_LFSCK_NAMESPACE, BYPASS_CAPA);
if (rc == len) {
struct lfsck_namespace *ns = com->lc_file_ram;
lfsck_namespace_le_to_cpu(ns,
(struct lfsck_namespace *)com->lc_file_disk);
if (ns->ln_magic != LFSCK_NAMESPACE_MAGIC) {
CWARN("%s: invalid lfsck_namespace magic %#x != %#x\n",
lfsck_lfsck2name(com->lc_lfsck), ns->ln_magic,
LFSCK_NAMESPACE_MAGIC);
rc = 1;
} else {
rc = 0;
}
} else if (rc != -ENODATA) {
CERROR("%s: fail to load lfsck_namespace: expected = %d, "
"rc = %d\n", lfsck_lfsck2name(com->lc_lfsck), len, rc);
if (rc >= 0)
rc = 1;
}
return rc;
}
/* 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);
}
/**
* Lookup method for "fid" object. Only filenames with correct SEQ:OID format
* are valid. We also check if object with passed fid exists or not.
*/
static int obf_lookup(const struct lu_env *env, struct md_object *p,
const struct lu_name *lname, struct lu_fid *f,
struct md_op_spec *spec)
{
char *name = (char *)lname->ln_name;
struct mdd_device *mdd = mdo2mdd(p);
struct mdd_object *child;
int rc = 0;
while (*name == '[')
name++;
sscanf(name, SFID, RFID(f));
if (!fid_is_sane(f)) {
CWARN("%s: Trying to lookup invalid FID [%s] in %s/%s, FID "
"format should be "DFID"\n", mdd2obd_dev(mdd)->obd_name,
lname->ln_name, dot_lustre_name, mdd_obf_dir_name,
(__u64)FID_SEQ_NORMAL, 1, 0);
GOTO(out, rc = -EINVAL);
}
if (!fid_is_norm(f) && !fid_is_igif(f) && !fid_is_root(f) &&
!fid_seq_is_dot(f->f_seq)) {
CWARN("%s: Trying to lookup invalid FID "DFID" in %s/%s, "
"sequence should be >= "LPX64" or within ["LPX64","
""LPX64"].\n", mdd2obd_dev(mdd)->obd_name, PFID(f),
dot_lustre_name, mdd_obf_dir_name, (__u64)FID_SEQ_NORMAL,
(__u64)FID_SEQ_IGIF, (__u64)FID_SEQ_IGIF_MAX);
GOTO(out, rc = -EINVAL);
}
/* Check if object with this fid exists */
child = mdd_object_find(env, mdd, f);
if (child == NULL)
GOTO(out, rc = 0);
if (IS_ERR(child))
GOTO(out, rc = PTR_ERR(child));
if (mdd_object_exists(child) == 0)
rc = -ENOENT;
mdd_object_put(env, child);
out:
return rc;
}
static int llog_catinfo_cb(struct llog_handle *cat,
struct llog_rec_hdr *rec, void *data)
{
static char *out = NULL;
static int remains = 0;
struct llog_ctxt *ctxt = NULL;
struct llog_handle *handle = NULL;
struct llog_logid *logid;
struct llog_logid_rec *lir;
int l, rc, index, count = 0;
struct cb_data *cbd = (struct cb_data*)data;
ENTRY;
if (cbd->init) {
out = cbd->out;
remains = cbd->remains;
cbd->init = 0;
}
if (!(cat->lgh_hdr->llh_flags & LLOG_F_IS_CAT))
RETURN(-EINVAL);
if (!cbd->ctxt)
RETURN(-ENODEV);
lir = (struct llog_logid_rec *)rec;
logid = &lir->lid_id;
rc = llog_create(ctxt, &handle, logid, NULL);
if (rc)
RETURN(-EINVAL);
rc = llog_init_handle(handle, 0, NULL);
if (rc)
GOTO(out_close, rc);
for (index = 1; index < (LLOG_BITMAP_BYTES * 8); index++) {
if (ext2_test_bit(index, handle->lgh_hdr->llh_bitmap))
count++;
}
l = snprintf(out, remains, "\t[Log ID]: #"LPX64"#"LPX64"#%08x\n"
"\tLog Size: %llu\n\tLast Index: %d\n"
"\tUncanceled Records: %d\n",
logid->lgl_oid, logid->lgl_oseq, logid->lgl_ogen,
i_size_read(handle->lgh_file->f_dentry->d_inode),
handle->lgh_last_idx, count);
out += l;
remains -= l;
cbd->out = out;
cbd->remains = remains;
if (remains <= 0) {
CWARN("Not enough memory\n");
rc = -ENOMEM;
}
EXIT;
out_close:
llog_close(handle);
return rc;
}
/**
* Initialize the state descriptor for the specified hash algorithm.
*
* An internal routine to allocate the hash-specific state in \a hdesc for
* use with cfs_crypto_hash_digest() to compute the hash of a single message,
* though possibly in multiple chunks. The descriptor internal state should
* be freed with cfs_crypto_hash_final().
*
* \param[in] hash_alg hash algorithm id (CFS_HASH_ALG_*)
* \param[out] type pointer to the hash description in hash_types[] array
* \param[in,out] req ahash request to be initialized
* \param[in] key initial hash value/state, NULL to use default value
* \param[in] key_len length of \a key
*
* \retval 0 on success
* \retval negative errno on failure
*/
static int cfs_crypto_hash_alloc(enum cfs_crypto_hash_alg hash_alg,
const struct cfs_crypto_hash_type **type,
struct ahash_request **req,
unsigned char *key,
unsigned int key_len)
{
struct crypto_ahash *tfm;
int err = 0;
*type = cfs_crypto_hash_type(hash_alg);
if (*type == NULL) {
CWARN("Unsupported hash algorithm id = %d, max id is %d\n",
hash_alg, CFS_HASH_ALG_MAX);
return -EINVAL;
}
tfm = crypto_alloc_ahash((*type)->cht_name, 0, CRYPTO_ALG_ASYNC);
if (IS_ERR(tfm)) {
CDEBUG(D_INFO, "Failed to alloc crypto hash %s\n",
(*type)->cht_name);
return PTR_ERR(tfm);
}
*req = ahash_request_alloc(tfm, GFP_KERNEL);
if (!*req) {
CDEBUG(D_INFO, "Failed to alloc ahash_request for %s\n",
(*type)->cht_name);
crypto_free_ahash(tfm);
return -ENOMEM;
}
ahash_request_set_callback(*req, 0, NULL, NULL);
if (key)
err = crypto_ahash_setkey(tfm, key, key_len);
else if ((*type)->cht_key != 0)
err = crypto_ahash_setkey(tfm,
(unsigned char *)&((*type)->cht_key),
(*type)->cht_size);
if (err != 0) {
ahash_request_free(*req);
crypto_free_ahash(tfm);
return err;
}
CDEBUG(D_INFO, "Using crypto hash: %s (%s) speed %d MB/s\n",
crypto_ahash_alg_name(tfm), crypto_ahash_driver_name(tfm),
cfs_crypto_hash_speeds[hash_alg]);
err = crypto_ahash_init(*req);
if (err) {
ahash_request_free(*req);
crypto_free_ahash(tfm);
}
return err;
}
int
kranal_tunables_init ()
{
kranal_tunables.kra_sysctl =
cfs_register_sysctl_table(kranal_top_ctl_table, 0);
if (kranal_tunables.kra_sysctl == NULL)
CWARN("Can't setup /proc tunables\n");
return 0;
}
int
kqswnal_tunables_init ()
{
kqswnal_tunables.kqn_sysctl =
register_sysctl_table(kqswnal_top_ctl_table);
if (kqswnal_tunables.kqn_sysctl == NULL)
CWARN("Can't setup /proc tunables\n");
return 0;
}
int
kiblnd_tunables_init (void)
{
if (kiblnd_translate_mtu(*kiblnd_tunables.kib_ib_mtu) < 0) {
CERROR("Invalid ib_mtu %d, expected 256/512/1024/2048/4096\n",
*kiblnd_tunables.kib_ib_mtu);
return -EINVAL;
}
if (*kiblnd_tunables.kib_peertxcredits < IBLND_CREDITS_DEFAULT)
*kiblnd_tunables.kib_peertxcredits = IBLND_CREDITS_DEFAULT;
if (*kiblnd_tunables.kib_peertxcredits > IBLND_CREDITS_MAX)
*kiblnd_tunables.kib_peertxcredits = IBLND_CREDITS_MAX;
if (*kiblnd_tunables.kib_peertxcredits > *kiblnd_tunables.kib_credits)
*kiblnd_tunables.kib_peertxcredits = *kiblnd_tunables.kib_credits;
if (*kiblnd_tunables.kib_peercredits_hiw < *kiblnd_tunables.kib_peertxcredits / 2)
*kiblnd_tunables.kib_peercredits_hiw = *kiblnd_tunables.kib_peertxcredits / 2;
if (*kiblnd_tunables.kib_peercredits_hiw >= *kiblnd_tunables.kib_peertxcredits)
*kiblnd_tunables.kib_peercredits_hiw = *kiblnd_tunables.kib_peertxcredits - 1;
if (*kiblnd_tunables.kib_map_on_demand < 0 ||
*kiblnd_tunables.kib_map_on_demand > IBLND_MAX_RDMA_FRAGS)
*kiblnd_tunables.kib_map_on_demand = 0; /* disable map-on-demand */
if (*kiblnd_tunables.kib_map_on_demand == 1)
*kiblnd_tunables.kib_map_on_demand = 2; /* don't make sense to create map if only one fragment */
if (*kiblnd_tunables.kib_concurrent_sends == 0) {
if (*kiblnd_tunables.kib_map_on_demand > 0 &&
*kiblnd_tunables.kib_map_on_demand <= IBLND_MAX_RDMA_FRAGS / 8)
*kiblnd_tunables.kib_concurrent_sends = (*kiblnd_tunables.kib_peertxcredits) * 2;
else
*kiblnd_tunables.kib_concurrent_sends = (*kiblnd_tunables.kib_peertxcredits);
}
if (*kiblnd_tunables.kib_concurrent_sends > *kiblnd_tunables.kib_peertxcredits * 2)
*kiblnd_tunables.kib_concurrent_sends = *kiblnd_tunables.kib_peertxcredits * 2;
if (*kiblnd_tunables.kib_concurrent_sends < *kiblnd_tunables.kib_peertxcredits / 2)
*kiblnd_tunables.kib_concurrent_sends = *kiblnd_tunables.kib_peertxcredits / 2;
if (*kiblnd_tunables.kib_concurrent_sends < *kiblnd_tunables.kib_peertxcredits) {
CWARN("Concurrent sends %d is lower than message queue size: %d, "
"performance may drop slightly.\n",
*kiblnd_tunables.kib_concurrent_sends, *kiblnd_tunables.kib_peertxcredits);
}
kiblnd_sysctl_init();
return 0;
}
int
kptllnd_tunables_init ()
{
kptllnd_tunables.kptl_sysctl =
register_sysctl_table(kptllnd_top_ctl_table, 0);
if (kptllnd_tunables.kptl_sysctl == NULL)
CWARN("Can't setup /proc tunables\n");
return 0;
}
void
kiblnd_sysctl_init (void)
{
kiblnd_initstrtunable(ipif_basename_space, ipif_name,
sizeof(ipif_basename_space));
kiblnd_tunables.kib_sysctl =
cfs_register_sysctl_table(kiblnd_top_ctl_table, 0);
if (kiblnd_tunables.kib_sysctl == NULL)
CWARN("Can't setup /proc tunables\n");
}
static int plain_print_cb(struct llog_handle *llh, struct llog_rec_hdr *rec,
void *data)
{
if (!(llh->lgh_hdr->llh_flags & LLOG_F_IS_PLAIN)) {
CERROR("log is not plain\n");
RETURN(-EINVAL);
}
CWARN("seeing record at index %d in log "LPX64"\n",
rec->lrh_index, llh->lgh_id.lgl_oid);
RETURN(0);
}
static void ctx_upcall_timeout_kr(unsigned long data)
{
struct ptlrpc_cli_ctx *ctx = (struct ptlrpc_cli_ctx *) data;
struct key *key = ctx2gctx_keyring(ctx)->gck_key;
CWARN("ctx %p, key %p\n", ctx, key);
LASSERT(key);
cli_ctx_expire(ctx);
key_revoke_locked(key);
}
static int llog_lvfs_write_blob(struct obd_device *obd, struct l_file *file,
struct llog_rec_hdr *rec, void *buf, loff_t off)
{
int rc;
struct llog_rec_tail end;
loff_t saved_off = file->f_pos;
int buflen = rec->lrh_len;
ENTRY;
file->f_pos = off;
if (buflen == 0)
CWARN("0-length record\n");
if (!buf) {
rc = fsfilt_write_record(obd, file, rec, buflen,&file->f_pos,0);
if (rc) {
CERROR("error writing log record: rc %d\n", rc);
goto out;
}
GOTO(out, rc = 0);
}
/* the buf case */
rec->lrh_len = sizeof(*rec) + buflen + sizeof(end);
rc = fsfilt_write_record(obd, file, rec, sizeof(*rec), &file->f_pos, 0);
if (rc) {
CERROR("error writing log hdr: rc %d\n", rc);
goto out;
}
rc = fsfilt_write_record(obd, file, buf, buflen, &file->f_pos, 0);
if (rc) {
CERROR("error writing log buffer: rc %d\n", rc);
goto out;
}
end.lrt_len = rec->lrh_len;
end.lrt_index = rec->lrh_index;
rc = fsfilt_write_record(obd, file, &end, sizeof(end), &file->f_pos, 0);
if (rc) {
CERROR("error writing log tail: rc %d\n", rc);
goto out;
}
rc = 0;
out:
if (saved_off > file->f_pos)
file->f_pos = saved_off;
LASSERT(rc <= 0);
RETURN(rc);
}
int
kgnilnd_tunables_init()
{
int rc = 0;
#if CONFIG_SYSCTL && !CFS_SYSFS_MODULE_PARM
kgnilnd_tunables.kgn_sysctl =
cfs_register_sysctl_table(kgnilnd_top_ctl_table, 0);
if (kgnilnd_tunables.kgn_sysctl == NULL)
CWARN("Can't setup /proc tunables\n");
#endif
switch (*kgnilnd_tunables.kgn_checksum) {
default:
CERROR("Invalid checksum module parameter: %d\n",
*kgnilnd_tunables.kgn_checksum);
rc = -EINVAL;
GOTO(out, rc);
case GNILND_CHECKSUM_OFF:
/* no checksumming */
break;
case GNILND_CHECKSUM_SMSG_HEADER:
LCONSOLE_INFO("SMSG header only checksumming enabled\n");
break;
case GNILND_CHECKSUM_SMSG:
LCONSOLE_INFO("SMSG checksumming enabled\n");
break;
case GNILND_CHECKSUM_SMSG_BTE:
LCONSOLE_INFO("SMSG + BTE checksumming enabled\n");
break;
}
if (*kgnilnd_tunables.kgn_max_immediate > GNILND_MAX_IMMEDIATE) {
LCONSOLE_ERROR("kgnilnd module parameter 'max_immediate' too large %d > %d\n",
*kgnilnd_tunables.kgn_max_immediate, GNILND_MAX_IMMEDIATE);
rc = -EINVAL;
GOTO(out, rc);
}
if (*kgnilnd_tunables.kgn_mbox_per_block < 1) {
*kgnilnd_tunables.kgn_mbox_per_block = 1;
}
if (*kgnilnd_tunables.kgn_concurrent_sends == 0) {
*kgnilnd_tunables.kgn_concurrent_sends = *kgnilnd_tunables.kgn_peer_credits;
} else if (*kgnilnd_tunables.kgn_concurrent_sends > *kgnilnd_tunables.kgn_peer_credits) {
LCONSOLE_ERROR("kgnilnd parameter 'concurrent_sends' too large: %d > %d (peer_credits)\n",
*kgnilnd_tunables.kgn_concurrent_sends, *kgnilnd_tunables.kgn_peer_credits);
rc = -EINVAL;
}
out:
return rc;
}
static int cfs_crypto_hash_alloc(unsigned char alg_id,
const struct cfs_crypto_hash_type **type,
struct hash_desc *desc, unsigned char *key,
unsigned int key_len)
{
int err = 0;
*type = cfs_crypto_hash_type(alg_id);
if (*type == NULL) {
CWARN("Unsupported hash algorithm id = %d, max id is %d\n",
alg_id, CFS_HASH_ALG_MAX);
return -EINVAL;
}
desc->tfm = crypto_alloc_hash((*type)->cht_name, 0, 0);
if (desc->tfm == NULL)
return -EINVAL;
if (IS_ERR(desc->tfm)) {
CDEBUG(D_INFO, "Failed to alloc crypto hash %s\n",
(*type)->cht_name);
return PTR_ERR(desc->tfm);
}
desc->flags = 0;
/** Shash have different logic for initialization then digest
* shash: crypto_hash_setkey, crypto_hash_init
* digest: crypto_digest_init, crypto_digest_setkey
* Skip this function for digest, because we use shash logic at
* cfs_crypto_hash_alloc.
*/
if (key != NULL) {
err = crypto_hash_setkey(desc->tfm, key, key_len);
} else if ((*type)->cht_key != 0) {
err = crypto_hash_setkey(desc->tfm,
(unsigned char *)&((*type)->cht_key),
(*type)->cht_size);
}
if (err != 0) {
crypto_free_hash(desc->tfm);
return err;
}
CDEBUG(D_INFO, "Using crypto hash: %s (%s) speed %d MB/s\n",
(crypto_hash_tfm(desc->tfm))->__crt_alg->cra_name,
(crypto_hash_tfm(desc->tfm))->__crt_alg->cra_driver_name,
cfs_crypto_hash_speeds[alg_id]);
return crypto_hash_init(desc);
}
/* Test named-log create/open, close */
static int llog_test_1(const struct lu_env *env,
struct obd_device *obd, char *name)
{
struct llog_handle *llh;
struct llog_ctxt *ctxt;
int rc;
int rc2;
ENTRY;
CWARN("1a: create a log with name: %s\n", name);
ctxt = llog_get_context(obd, LLOG_TEST_ORIG_CTXT);
LASSERT(ctxt);
rc = llog_open_create(env, ctxt, &llh, NULL, name);
if (rc) {
CERROR("1a: llog_create with name %s failed: %d\n", name, rc);
GOTO(out, rc);
}
rc = llog_init_handle(env, llh, LLOG_F_IS_PLAIN, &uuid);
if (rc) {
CERROR("1a: can't init llog handle: %d\n", rc);
GOTO(out_close, rc);
}
rc = verify_handle("1", llh, 1);
CWARN("1b: close newly-created log\n");
out_close:
rc2 = llog_close(env, llh);
if (rc2) {
CERROR("1b: close log %s failed: %d\n", name, rc2);
if (rc == 0)
rc = rc2;
}
out:
llog_ctxt_put(ctxt);
RETURN(rc);
}
int lprocfs_quota_wr_type(struct file *file, const char *buffer,
unsigned long count, void *data)
{
struct obd_device *obd = (struct obd_device *)data;
struct obd_device_target *obt;
int type = 0, is_mds;
unsigned long i;
char stype[MAX_STYPE_SIZE + 1] = "";
LASSERT(obd != NULL);
obt = &obd->u.obt;
is_mds = !strcmp(obd->obd_type->typ_name, LUSTRE_MDS_NAME);
if (count > MAX_STYPE_SIZE)
return -EINVAL;
if (cfs_copy_from_user(stype, buffer, count))
return -EFAULT;
for (i = 0 ; i < count ; i++) {
switch (stype[i]) {
case 'u' :
type |= USER_QUOTA;
break;
case 'g' :
type |= GROUP_QUOTA;
break;
case '1' :
case '2' :
CWARN("quota_type options 1 and 2 are obsolete, "
"they will be ignored\n");
break;
case '3' : /* the only valid version spec, do nothing */
default : /* just skip stray symbols like \n */
break;
}
}
if (type != 0) {
int rc = auto_quota_on(obd, type - 1);
if (rc && rc != -EALREADY && rc != -ENOENT)
return rc;
}
return count;
}
static void
ping_client_fini (sfw_test_instance_t *tsi)
{
sfw_session_t *sn = tsi->tsi_batch->bat_session;
int errors;
LASSERT (sn != NULL);
LASSERT (tsi->tsi_is_client);
errors = atomic_read(&sn->sn_ping_errors);
if (errors)
CWARN ("%d pings have failed.\n", errors);
else
CDEBUG (D_NET, "Ping test finished OK.\n");
}
static int cat_print_cb(struct llog_handle *llh, struct llog_rec_hdr *rec,
void *data)
{
struct llog_logid_rec *lir = (struct llog_logid_rec *)rec;
if (rec->lrh_type != LLOG_LOGID_MAGIC) {
CERROR("invalid record in catalog\n");
RETURN(-EINVAL);
}
CWARN("seeing record at index %d - "LPX64":%x in log "LPX64"\n",
rec->lrh_index, lir->lid_id.lgl_oid,
lir->lid_id.lgl_ogen, llh->lgh_id.lgl_oid);
RETURN(0);
}
