* Copyright (c) 2002, 2010, Oracle and/or its affiliates. All rights reserved.
* Use is subject to license terms.
*
- * Copyright (c) 2011, 2013, Intel Corporation.
+ * Copyright (c) 2011, 2014, Intel Corporation.
*/
/*
* This file is part of Lustre, http://www.lustre.org/
struct obdo *aa_oa;
int aa_requested_nob;
int aa_nio_count;
- obd_count aa_page_count;
+ u32 aa_page_count;
int aa_resends;
struct brw_page **aa_ppga;
struct client_obd *aa_cli;
#define osc_grant_args osc_brw_async_args
-struct osc_async_args {
- struct obd_info *aa_oi;
-};
-
struct osc_setattr_args {
struct obdo *sa_oa;
obd_enqueue_update_f sa_upcall;
unsigned int oa_agl:1;
};
-static void osc_release_ppga(struct brw_page **ppga, obd_count count);
+static void osc_release_ppga(struct brw_page **ppga, size_t count);
static int brw_interpret(const struct lu_env *env, struct ptlrpc_request *req,
void *data, int rc);
DEBUG_CAPA(D_SEC, c, "pack");
}
-static inline void osc_pack_req_body(struct ptlrpc_request *req,
- struct obd_info *oinfo)
+void osc_pack_req_body(struct ptlrpc_request *req, struct obd_info *oinfo)
{
struct ost_body *body;
osc_pack_capa(req, body, oinfo->oi_capa);
}
-static inline void osc_set_capa_size(struct ptlrpc_request *req,
- const struct req_msg_field *field,
- struct obd_capa *oc)
+void osc_set_capa_size(struct ptlrpc_request *req,
+ const struct req_msg_field *field,
+ struct obd_capa *oc)
{
if (oc == NULL)
req_capsule_set_size(&req->rq_pill, field, RCL_CLIENT, 0);
;
}
-static int osc_getattr_interpret(const struct lu_env *env,
- struct ptlrpc_request *req,
- struct osc_async_args *aa, int rc)
+int osc_getattr_interpret(const struct lu_env *env,
+ struct ptlrpc_request *req,
+ struct osc_async_args *aa, int rc)
{
struct ost_body *body;
ENTRY;
RETURN(rc);
}
-static int osc_getattr_async(struct obd_export *exp, struct obd_info *oinfo,
- struct ptlrpc_request_set *set)
-{
- struct ptlrpc_request *req;
- struct osc_async_args *aa;
- int rc;
- ENTRY;
-
- req = ptlrpc_request_alloc(class_exp2cliimp(exp), &RQF_OST_GETATTR);
- if (req == NULL)
- RETURN(-ENOMEM);
-
- osc_set_capa_size(req, &RMF_CAPA1, oinfo->oi_capa);
- rc = ptlrpc_request_pack(req, LUSTRE_OST_VERSION, OST_GETATTR);
- if (rc) {
- ptlrpc_request_free(req);
- RETURN(rc);
- }
-
- osc_pack_req_body(req, oinfo);
-
- ptlrpc_request_set_replen(req);
- req->rq_interpret_reply = (ptlrpc_interpterer_t)osc_getattr_interpret;
-
- CLASSERT(sizeof(*aa) <= sizeof(req->rq_async_args));
- aa = ptlrpc_req_async_args(req);
- aa->aa_oi = oinfo;
-
- ptlrpc_set_add_req(set, req);
- RETURN(0);
-}
-
static int osc_getattr(const struct lu_env *env, struct obd_export *exp,
struct obd_info *oinfo)
{
RETURN(rc);
}
-int osc_setattr_async_base(struct obd_export *exp, struct obd_info *oinfo,
- struct obd_trans_info *oti,
- obd_enqueue_update_f upcall, void *cookie,
- struct ptlrpc_request_set *rqset)
+int osc_setattr_async(struct obd_export *exp, struct obd_info *oinfo,
+ obd_enqueue_update_f upcall, void *cookie,
+ struct ptlrpc_request_set *rqset)
{
struct ptlrpc_request *req;
struct osc_setattr_args *sa;
RETURN(rc);
}
- if (oti && oinfo->oi_oa->o_valid & OBD_MD_FLCOOKIE)
- oinfo->oi_oa->o_lcookie = *oti->oti_logcookies;
-
osc_pack_req_body(req, oinfo);
ptlrpc_request_set_replen(req);
RETURN(0);
}
-static int osc_setattr_async(struct obd_export *exp, struct obd_info *oinfo,
- struct obd_trans_info *oti,
- struct ptlrpc_request_set *rqset)
-{
- return osc_setattr_async_base(exp, oinfo, oti,
- oinfo->oi_cb_up, oinfo, rqset);
-}
-
static int osc_create(const struct lu_env *env, struct obd_export *exp,
struct obdo *oa, struct obd_trans_info *oti)
{
static void osc_announce_cached(struct client_obd *cli, struct obdo *oa,
long writing_bytes)
{
- obd_flag bits = OBD_MD_FLBLOCKS|OBD_MD_FLGRANT;
+ u64 bits = OBD_MD_FLBLOCKS | OBD_MD_FLGRANT;
- LASSERT(!(oa->o_valid & bits));
+ LASSERT(!(oa->o_valid & bits));
oa->o_valid |= bits;
spin_lock(&cli->cl_loi_list_lock);
cli->cl_next_shrink_grant);
}
-static void __osc_update_grant(struct client_obd *cli, obd_size grant)
+static void __osc_update_grant(struct client_obd *cli, u64 grant)
{
spin_lock(&cli->cl_loi_list_lock);
cli->cl_avail_grant += grant;
}
static int osc_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);
+ u32 keylen, void *key,
+ u32 vallen, void *val,
+ struct ptlrpc_request_set *set);
static int osc_shrink_grant_interpret(const struct lu_env *env,
struct ptlrpc_request *req,
* beyond the end of a stripe file; i.e. lustre is reading a sparse file
* via the LOV, and it _knows_ it's reading inside the file, it's just that
* this stripe never got written at or beyond this stripe offset yet. */
-static void handle_short_read(int nob_read, obd_count page_count,
+static void handle_short_read(int nob_read, size_t page_count,
struct brw_page **pga)
{
char *ptr;
if (pga[i]->count > nob_read) {
/* EOF inside this page */
ptr = kmap(pga[i]->pg) +
- (pga[i]->off & ~CFS_PAGE_MASK);
+ (pga[i]->off & ~PAGE_MASK);
memset(ptr + nob_read, 0, pga[i]->count - nob_read);
kunmap(pga[i]->pg);
page_count--;
/* zero remaining pages */
while (page_count-- > 0) {
- ptr = kmap(pga[i]->pg) + (pga[i]->off & ~CFS_PAGE_MASK);
+ ptr = kmap(pga[i]->pg) + (pga[i]->off & ~PAGE_MASK);
memset(ptr, 0, pga[i]->count);
kunmap(pga[i]->pg);
i++;
}
static int check_write_rcs(struct ptlrpc_request *req,
- int requested_nob, int niocount,
- obd_count page_count, struct brw_page **pga)
+ int requested_nob, int niocount,
+ size_t page_count, struct brw_page **pga)
{
int i;
__u32 *remote_rcs;
return (p1->off + p1->count == p2->off);
}
-static obd_count osc_checksum_bulk(int nob, obd_count pg_count,
- struct brw_page **pga, int opc,
- cksum_type_t cksum_type)
+static u32 osc_checksum_bulk(int nob, size_t pg_count,
+ struct brw_page **pga, int opc,
+ cksum_type_t cksum_type)
{
- __u32 cksum;
+ u32 cksum;
int i = 0;
struct cfs_crypto_hash_desc *hdesc;
unsigned int bufsize;
}
while (nob > 0 && pg_count > 0) {
- int count = pga[i]->count > nob ? nob : pga[i]->count;
+ unsigned int count = pga[i]->count > nob ? nob : pga[i]->count;
/* corrupt the data before we compute the checksum, to
* simulate an OST->client data error */
if (i == 0 && opc == OST_READ &&
OBD_FAIL_CHECK(OBD_FAIL_OSC_CHECKSUM_RECEIVE)) {
unsigned char *ptr = kmap(pga[i]->pg);
- int off = pga[i]->off & ~CFS_PAGE_MASK;
+ int off = pga[i]->off & ~PAGE_MASK;
- memcpy(ptr + off, "bad1", min(4, nob));
+ memcpy(ptr + off, "bad1", min_t(typeof(nob), 4, nob));
kunmap(pga[i]->pg);
}
cfs_crypto_hash_update_page(hdesc, pga[i]->pg,
- pga[i]->off & ~CFS_PAGE_MASK,
+ pga[i]->off & ~PAGE_MASK,
count);
LL_CDEBUG_PAGE(D_PAGE, pga[i]->pg, "off %d\n",
- (int)(pga[i]->off & ~CFS_PAGE_MASK));
+ (int)(pga[i]->off & ~PAGE_MASK));
nob -= pga[i]->count;
pg_count--;
}
static int osc_brw_prep_request(int cmd, struct client_obd *cli,struct obdo *oa,
- struct lov_stripe_md *lsm, obd_count page_count,
- struct brw_page **pga,
- struct ptlrpc_request **reqp,
- struct obd_capa *ocapa, int reserve,
- int resend)
+ struct lov_stripe_md *lsm, u32 page_count,
+ struct brw_page **pga,
+ struct ptlrpc_request **reqp,
+ struct obd_capa *ocapa, int reserve,
+ int resend)
{
struct ptlrpc_request *req;
struct ptlrpc_bulk_desc *desc;
pg_prev = pga[0];
for (requested_nob = i = 0; i < page_count; i++, niobuf++) {
struct brw_page *pg = pga[i];
- int poff = pg->off & ~CFS_PAGE_MASK;
+ int poff = pg->off & ~PAGE_MASK;
LASSERT(pg->count > 0);
/* make sure there is no gap in the middle of page array */
}
static int check_write_checksum(struct obdo *oa, const lnet_process_id_t *peer,
- __u32 client_cksum, __u32 server_cksum, int nob,
- obd_count page_count, struct brw_page **pga,
- cksum_type_t client_cksum_type)
+ __u32 client_cksum, __u32 server_cksum, int nob,
+ size_t page_count, struct brw_page **pga,
+ cksum_type_t client_cksum_type)
{
__u32 new_cksum;
char *msg;
&req->rq_import->imp_connection->c_peer;
struct client_obd *cli = aa->aa_cli;
struct ost_body *body;
- __u32 client_cksum = 0;
+ u32 client_cksum = 0;
ENTRY;
if (rc < 0 && rc != -EDQUOT) {
if (body->oa.o_valid & OBD_MD_FLCKSUM) {
static int cksum_counter;
- __u32 server_cksum = body->oa.o_cksum;
- char *via;
- char *router;
+ u32 server_cksum = body->oa.o_cksum;
+ char *via = "";
+ char *router = "";
cksum_type_t cksum_type;
cksum_type = cksum_type_unpack(body->oa.o_valid &OBD_MD_FLFLAGS?
aa->aa_ppga, OST_READ,
cksum_type);
- if (peer->nid == req->rq_bulk->bd_sender) {
- via = router = "";
- } else {
- via = " via ";
- router = libcfs_nid2str(req->rq_bulk->bd_sender);
- }
+ if (peer->nid != req->rq_bulk->bd_sender) {
+ via = " via ";
+ router = libcfs_nid2str(req->rq_bulk->bd_sender);
+ }
if (server_cksum != client_cksum) {
LCONSOLE_ERROR_MSG(0x133, "%s: BAD READ CHECKSUM: from "
} while (stride > 1);
}
-static void osc_release_ppga(struct brw_page **ppga, obd_count count)
+static void osc_release_ppga(struct brw_page **ppga, size_t count)
{
LASSERT(ppga != NULL);
OBD_FREE(ppga, sizeof(*ppga) * count);
}
if (valid != 0)
- cl_object_attr_set(env, obj, attr, valid);
+ cl_object_attr_update(env, obj, attr, valid);
cl_object_attr_unlock(obj);
}
OBDO_FREE(aa->aa_oa);
enum cl_req_type crt = (cmd & OBD_BRW_WRITE) ? CRT_WRITE :
CRT_READ;
struct cl_req_attr *crattr = NULL;
- obd_off starting_offset = OBD_OBJECT_EOF;
- obd_off ending_offset = 0;
+ loff_t starting_offset = OBD_OBJECT_EOF;
+ loff_t ending_offset = 0;
int mpflag = 0;
int mem_tight = 0;
int page_count = 0;
list_for_each_entry(oap, &ext->oe_pages, oap_pending_item) {
++page_count;
list_add_tail(&oap->oap_rpc_item, &rpc_list);
- if (starting_offset > oap->oap_obj_off)
+ if (starting_offset == OBD_OBJECT_EOF ||
+ starting_offset > oap->oap_obj_off)
starting_offset = oap->oap_obj_off;
else
LASSERT(oap->oap_page_off == 0);
return set;
}
-static int osc_change_cbdata(struct obd_export *exp, struct lov_stripe_md *lsm,
- ldlm_iterator_t replace, void *data)
-{
- struct ldlm_res_id res_id;
- struct obd_device *obd = class_exp2obd(exp);
-
- ostid_build_res_name(&lsm->lsm_oi, &res_id);
- ldlm_resource_iterate(obd->obd_namespace, &res_id, replace, data);
- return 0;
-}
-
-/* find any ldlm lock of the inode in osc
- * return 0 not find
- * 1 find one
- * < 0 error */
-static int osc_find_cbdata(struct obd_export *exp, struct lov_stripe_md *lsm,
- ldlm_iterator_t replace, void *data)
-{
- struct ldlm_res_id res_id;
- struct obd_device *obd = class_exp2obd(exp);
- int rc = 0;
-
- ostid_build_res_name(&lsm->lsm_oi, &res_id);
- rc = ldlm_resource_iterate(obd->obd_namespace, &res_id, replace, data);
- if (rc == LDLM_ITER_STOP)
- return(1);
- if (rc == LDLM_ITER_CONTINUE)
- return(0);
- return(rc);
-}
-
static int osc_enqueue_fini(struct ptlrpc_request *req,
osc_enqueue_upcall_f upcall, void *cookie,
struct lustre_handle *lockh, ldlm_mode_t mode,
/* Filesystem lock extents are extended to page boundaries so that
* dealing with the page cache is a little smoother. */
- policy->l_extent.start -= policy->l_extent.start & ~CFS_PAGE_MASK;
- policy->l_extent.end |= ~CFS_PAGE_MASK;
+ policy->l_extent.start -= policy->l_extent.start & ~PAGE_MASK;
+ policy->l_extent.end |= ~PAGE_MASK;
/*
* kms is not valid when either object is completely fresh (so that no
/* Filesystem lock extents are extended to page boundaries so that
* dealing with the page cache is a little smoother */
- policy->l_extent.start -= policy->l_extent.start & ~CFS_PAGE_MASK;
- policy->l_extent.end |= ~CFS_PAGE_MASK;
+ policy->l_extent.start -= policy->l_extent.start & ~PAGE_MASK;
+ policy->l_extent.end |= ~PAGE_MASK;
/* Next, search for already existing extent locks that will cover us */
/* If we're trying to read, we also search for an existing PW lock. The
RETURN(rc);
}
-int osc_cancel_base(struct lustre_handle *lockh, __u32 mode)
-{
- ENTRY;
-
- if (unlikely(mode == LCK_GROUP))
- ldlm_lock_decref_and_cancel(lockh, mode);
- else
- ldlm_lock_decref(lockh, mode);
-
- RETURN(0);
-}
-
static int osc_statfs_interpret(const struct lu_env *env,
struct ptlrpc_request *req,
struct osc_async_args *aa, int rc)
return err;
}
-static int osc_get_info(const struct lu_env *env, struct obd_export *exp,
- obd_count keylen, void *key, __u32 *vallen, void *val,
- struct lov_stripe_md *lsm)
-{
- ENTRY;
- if (!vallen || !val)
- RETURN(-EFAULT);
-
- if (KEY_IS(KEY_FIEMAP)) {
- struct ll_fiemap_info_key *fm_key =
- (struct ll_fiemap_info_key *)key;
- struct ldlm_res_id res_id;
- ldlm_policy_data_t policy;
- struct lustre_handle lockh;
- ldlm_mode_t mode = 0;
- struct ptlrpc_request *req;
- struct ll_user_fiemap *reply;
- char *tmp;
- int rc;
-
- if (!(fm_key->fiemap.fm_flags & FIEMAP_FLAG_SYNC))
- goto skip_locking;
-
- policy.l_extent.start = fm_key->fiemap.fm_start &
- CFS_PAGE_MASK;
-
- if (OBD_OBJECT_EOF - fm_key->fiemap.fm_length <=
- fm_key->fiemap.fm_start + PAGE_CACHE_SIZE - 1)
- policy.l_extent.end = OBD_OBJECT_EOF;
- else
- policy.l_extent.end = (fm_key->fiemap.fm_start +
- fm_key->fiemap.fm_length +
- PAGE_CACHE_SIZE - 1) & CFS_PAGE_MASK;
-
- ostid_build_res_name(&fm_key->oa.o_oi, &res_id);
- mode = ldlm_lock_match(exp->exp_obd->obd_namespace,
- LDLM_FL_BLOCK_GRANTED |
- LDLM_FL_LVB_READY,
- &res_id, LDLM_EXTENT, &policy,
- LCK_PR | LCK_PW, &lockh, 0);
- if (mode) { /* lock is cached on client */
- if (mode != LCK_PR) {
- ldlm_lock_addref(&lockh, LCK_PR);
- ldlm_lock_decref(&lockh, LCK_PW);
- }
- } else { /* no cached lock, needs acquire lock on server side */
- fm_key->oa.o_valid |= OBD_MD_FLFLAGS;
- fm_key->oa.o_flags |= OBD_FL_SRVLOCK;
- }
-
-skip_locking:
- req = ptlrpc_request_alloc(class_exp2cliimp(exp),
- &RQF_OST_GET_INFO_FIEMAP);
- if (req == NULL)
- GOTO(drop_lock, rc = -ENOMEM);
-
- req_capsule_set_size(&req->rq_pill, &RMF_FIEMAP_KEY,
- RCL_CLIENT, keylen);
- req_capsule_set_size(&req->rq_pill, &RMF_FIEMAP_VAL,
- RCL_CLIENT, *vallen);
- req_capsule_set_size(&req->rq_pill, &RMF_FIEMAP_VAL,
- RCL_SERVER, *vallen);
-
- rc = ptlrpc_request_pack(req, LUSTRE_OST_VERSION, OST_GET_INFO);
- if (rc) {
- ptlrpc_request_free(req);
- GOTO(drop_lock, rc);
- }
-
- tmp = req_capsule_client_get(&req->rq_pill, &RMF_FIEMAP_KEY);
- memcpy(tmp, key, keylen);
- tmp = req_capsule_client_get(&req->rq_pill, &RMF_FIEMAP_VAL);
- memcpy(tmp, val, *vallen);
-
- ptlrpc_request_set_replen(req);
- rc = ptlrpc_queue_wait(req);
- if (rc)
- GOTO(fini_req, rc);
-
- reply = req_capsule_server_get(&req->rq_pill, &RMF_FIEMAP_VAL);
- if (reply == NULL)
- GOTO(fini_req, rc = -EPROTO);
-
- memcpy(val, reply, *vallen);
-fini_req:
- ptlrpc_req_finished(req);
-drop_lock:
- if (mode)
- ldlm_lock_decref(&lockh, LCK_PR);
- RETURN(rc);
- }
-
- RETURN(-EINVAL);
-}
-
static int osc_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)
+ u32 keylen, void *key,
+ u32 vallen, void *val,
+ struct ptlrpc_request_set *set)
{
struct ptlrpc_request *req;
struct obd_device *obd = exp->exp_obd;
LASSERT(cli->cl_cache == NULL); /* only once */
cli->cl_cache = (struct cl_client_cache *)val;
- atomic_inc(&cli->cl_cache->ccc_users);
+ cl_cache_incref(cli->cl_cache);
cli->cl_lru_left = &cli->cl_cache->ccc_lru_left;
/* add this osc into entity list */
cli->cl_grant_shrink_interval = GRANT_SHRINK_INTERVAL;
-#ifdef LPROCFS
+#ifdef CONFIG_PROC_FS
obd->obd_vars = lprocfs_osc_obd_vars;
#endif
/* If this is true then both client (osc) and server (osp) are on the
* tree to type->typ_procsym instead of obd->obd_type->typ_procroot. */
type = class_search_type(LUSTRE_OSP_NAME);
if (type && type->typ_procsym) {
- obd->obd_proc_entry = lprocfs_seq_register(obd->obd_name,
- type->typ_procsym,
- obd->obd_vars, obd);
+ obd->obd_proc_entry = lprocfs_register(obd->obd_name,
+ type->typ_procsym,
+ obd->obd_vars, obd);
if (IS_ERR(obd->obd_proc_entry)) {
rc = PTR_ERR(obd->obd_proc_entry);
CERROR("error %d setting up lprocfs for %s\n", rc,
list_del_init(&cli->cl_lru_osc);
spin_unlock(&cli->cl_cache->ccc_lru_lock);
cli->cl_lru_left = NULL;
- atomic_dec(&cli->cl_cache->ccc_users);
+ cl_cache_decref(cli->cl_cache);
cli->cl_cache = NULL;
}
return rc > 0 ? 0: rc;
}
-static int osc_process_config(struct obd_device *obd, obd_count len, void *buf)
+static int osc_process_config(struct obd_device *obd, size_t len, void *buf)
{
return osc_process_config_base(obd, buf);
}
.o_create = osc_create,
.o_destroy = osc_destroy,
.o_getattr = osc_getattr,
- .o_getattr_async = osc_getattr_async,
.o_setattr = osc_setattr,
- .o_setattr_async = osc_setattr_async,
- .o_change_cbdata = osc_change_cbdata,
- .o_find_cbdata = osc_find_cbdata,
.o_iocontrol = osc_iocontrol,
- .o_get_info = osc_get_info,
.o_set_info_async = osc_set_info_async,
.o_import_event = osc_import_event,
.o_process_config = osc_process_config,