-/* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*-
- * vim:expandtab:shiftwidth=8:tabstop=8:
- *
+/*
* GPL HEADER START
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
* Author: Nathan Rutman <nathan@clusterfs.com>
*/
-#ifndef EXPORT_SYMTAB
-# define EXPORT_SYMTAB
-#endif
#define DEBUG_SUBSYSTEM S_MGC
#define D_MGC D_CONFIG /*|D_WARNING*/
/********************** config llog list **********************/
static CFS_LIST_HEAD(config_llog_list);
-static cfs_spinlock_t config_list_lock = CFS_SPIN_LOCK_UNLOCKED;
+static DEFINE_SPINLOCK(config_list_lock);
/* Take a reference to a config log */
static int config_log_get(struct config_llog_data *cld)
struct config_llog_data *cld;
char logname[32];
- if ((lsi->lsi_flags & LSI_SERVER) && !IS_MDT(lsi->lsi_ldd))
+ if ((lsi->lsi_flags & LSI_SERVER) && IS_OST(lsi->lsi_ldd))
return NULL;
/* we have to use different llog for clients and mdts for cmd
ENTRY;
rc = snprintf(page, count, "imperative_recovery: %s\n",
- OCD_HAS_FLAG(ocd, IMP_RECOV) ? "ON" : "OFF");
+ OCD_HAS_FLAG(ocd, IMP_RECOV) ? "ENABLED" : "DISABLED");
rc += snprintf(page + rc, count - rc, "client_state:\n");
cfs_spin_lock(&config_list_lock);
}
cli->cl_mgc_vfsmnt = mnt;
- fsfilt_setup(obd, mnt->mnt_sb);
+ err = fsfilt_setup(obd, mnt->mnt_sb);
+ if (err)
+ GOTO(err_ops, err);
OBD_SET_CTXT_MAGIC(&obd->obd_lvfs_ctxt);
obd->obd_lvfs_ctxt.pwdmnt = mnt;
RETURN(rc);
}
-int mgc_set_info_async(struct obd_export *exp, obd_count keylen,
- void *key, obd_count vallen, void *val,
- struct ptlrpc_request_set *set)
+int mgc_set_info_async(const struct lu_env *env, struct obd_export *exp,
+ obd_count keylen, void *key, obd_count vallen,
+ void *val, struct ptlrpc_request_set *set)
{
int rc = -EINVAL;
ENTRY;
RETURN(rc);
}
-static int mgc_get_info(struct obd_export *exp, __u32 keylen, void *key,
- __u32 *vallen, void *val, struct lov_stripe_md *unused)
+static int mgc_get_info(const struct lu_env *env, struct obd_export *exp,
+ __u32 keylen, void *key, __u32 *vallen, void *val,
+ struct lov_stripe_md *unused)
{
int rc = -EINVAL;
};
static int mgc_apply_recover_logs(struct obd_device *mgc,
- struct config_llog_data *cld,
- __u64 max_version,
- void *data, int datalen)
+ struct config_llog_data *cld,
+ __u64 max_version,
+ void *data, int datalen, bool mne_swab)
{
struct config_llog_instance *cfg = &cld->cld_cfg;
struct lustre_sb_info *lsi = s2lsi(cfg->cfg_sb);
if (datalen < entry_len) /* must have entry_len at least */
break;
- lustre_swab_mgs_nidtbl_entry(entry);
- LASSERT(entry->mne_length <= CFS_PAGE_SIZE);
- if (entry->mne_length < entry_len)
- break;
+ /* Keep this swab for normal mixed endian handling. LU-1644 */
+ if (mne_swab)
+ lustre_swab_mgs_nidtbl_entry(entry);
+ if (entry->mne_length > CFS_PAGE_SIZE) {
+ CERROR("MNE too large (%u)\n", entry->mne_length);
+ break;
+ }
+
+ if (entry->mne_length < entry_len)
+ break;
off += entry->mne_length;
datalen -= entry->mne_length;
cfs_page_t **pages;
int nrpages;
bool eof = true;
+ bool mne_swab = false;
int i;
int ealen;
int rc;
GOTO(out, rc);
}
+ mne_swab = !!ptlrpc_rep_need_swab(req);
+#if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 6, 50, 0)
+ /* This import flag means the server did an extra swab of IR MNE
+ * records (fixed in LU-1252), reverse it here if needed. LU-1644 */
+ if (unlikely(req->rq_import->imp_need_mne_swab))
+ mne_swab = !mne_swab;
+#else
+#warning "LU-1644: Remove old OBD_CONNECT_MNE_SWAB fixup and exp_need_mne_swab"
+#endif
+
for (i = 0; i < nrpages && ealen > 0; i++) {
int rc2;
void *ptr;
ptr = cfs_kmap(pages[i]);
rc2 = mgc_apply_recover_logs(obd, cld, res->mcr_offset, ptr,
- min_t(int, ealen, CFS_PAGE_SIZE));
+ min_t(int, ealen, CFS_PAGE_SIZE),
+ mne_swab);
cfs_kunmap(pages[i]);
if (rc2 < 0) {
CWARN("Process recover log %s error %d\n",
/* identical to mgs_log_is_empty */
static int mgc_llog_is_empty(struct obd_device *obd, struct llog_ctxt *ctxt,
- char *name)
+ char *name)
{
- struct lvfs_run_ctxt saved;
- struct llog_handle *llh;
- int rc = 0;
-
- push_ctxt(&saved, &obd->obd_lvfs_ctxt, NULL);
- rc = llog_create(ctxt, &llh, NULL, name);
- if (rc == 0) {
- llog_init_handle(llh, LLOG_F_IS_PLAIN, NULL);
- rc = llog_get_size(llh);
- llog_close(llh);
- }
- pop_ctxt(&saved, &obd->obd_lvfs_ctxt, NULL);
- /* header is record 1 */
- return(rc <= 1);
+ struct lvfs_run_ctxt saved;
+ struct llog_handle *llh;
+ int rc = 0;
+
+ push_ctxt(&saved, &obd->obd_lvfs_ctxt, NULL);
+ rc = llog_create(NULL, ctxt, &llh, NULL, name);
+ if (rc == 0) {
+ llog_init_handle(NULL, llh, LLOG_F_IS_PLAIN, NULL);
+ rc = llog_get_size(llh);
+ llog_close(NULL, llh);
+ }
+ pop_ctxt(&saved, &obd->obd_lvfs_ctxt, NULL);
+ /* header is record 1 */
+ return (rc <= 1);
}
-static int mgc_copy_handler(struct llog_handle *llh, struct llog_rec_hdr *rec,
- void *data)
+static int mgc_copy_handler(const struct lu_env *env, struct llog_handle *llh,
+ struct llog_rec_hdr *rec, void *data)
{
struct llog_rec_hdr local_rec = *rec;
struct llog_handle *local_llh = (struct llog_handle *)data;
/* Append all records */
local_rec.lrh_len -= sizeof(*rec) + sizeof(struct llog_rec_tail);
- rc = llog_write_rec(local_llh, &local_rec, NULL, 0,
+ rc = llog_write_rec(env, local_llh, &local_rec, NULL, 0,
(void *)cfg_buf, -1);
lcfg = (struct lustre_cfg *)cfg_buf;
sprintf(temp_log, "%sT", logname);
/* Make sure there's no old temp log */
- rc = llog_create(lctxt, &local_llh, NULL, temp_log);
- if (rc)
- GOTO(out, rc);
- rc = llog_init_handle(local_llh, LLOG_F_IS_PLAIN, NULL);
- if (rc)
- GOTO(out, rc);
- rc = llog_destroy(local_llh);
+ rc = llog_create(NULL, lctxt, &local_llh, NULL, temp_log);
+ if (rc)
+ GOTO(out, rc);
+ rc = llog_init_handle(NULL, local_llh, LLOG_F_IS_PLAIN, NULL);
+ if (rc)
+ GOTO(out, rc);
+ rc = llog_destroy(NULL, local_llh);
llog_free_handle(local_llh);
if (rc)
GOTO(out, rc);
/* open local log */
- rc = llog_create(lctxt, &local_llh, NULL, temp_log);
+ rc = llog_create(NULL, lctxt, &local_llh, NULL, temp_log);
if (rc)
GOTO(out, rc);
/* set the log header uuid for fun */
OBD_ALLOC_PTR(uuid);
obd_str2uuid(uuid, logname);
- rc = llog_init_handle(local_llh, LLOG_F_IS_PLAIN, uuid);
+ rc = llog_init_handle(NULL, local_llh, LLOG_F_IS_PLAIN, uuid);
OBD_FREE_PTR(uuid);
if (rc)
GOTO(out_closel, rc);
/* open remote log */
- rc = llog_create(rctxt, &remote_llh, NULL, logname);
- if (rc)
- GOTO(out_closel, rc);
- rc = llog_init_handle(remote_llh, LLOG_F_IS_PLAIN, NULL);
+ rc = llog_create(NULL, rctxt, &remote_llh, NULL, logname);
+ if (rc)
+ GOTO(out_closel, rc);
+ rc = llog_init_handle(NULL, remote_llh, LLOG_F_IS_PLAIN, NULL);
if (rc)
GOTO(out_closer, rc);
/* Copy remote log */
- rc = llog_process(remote_llh, mgc_copy_handler,(void *)local_llh, NULL);
+ rc = llog_process(NULL, remote_llh, mgc_copy_handler,
+ (void *)local_llh, NULL);
out_closer:
- rc2 = llog_close(remote_llh);
- if (!rc)
- rc = rc2;
+ rc2 = llog_close(NULL, remote_llh);
+ if (!rc)
+ rc = rc2;
out_closel:
- rc2 = llog_close(local_llh);
+ rc2 = llog_close(NULL, local_llh);
if (!rc)
rc = rc2;
running an MGS though (logs are already local). */
if (lctxt && lsi && (lsi->lsi_flags & LSI_SERVER) &&
(lsi->lsi_srv_mnt == cli->cl_mgc_vfsmnt) &&
- !IS_MGS(lsi->lsi_ldd)) {
+ !IS_MGS(lsi->lsi_ldd) && lsi->lsi_lmd->lmd_osd_type == NULL) {
push_ctxt(saved_ctxt, &mgc->obd_lvfs_ctxt, NULL);
must_pop++;
if (!local_only)