struct lustre_cfg *lcfg);
static int echo_client_cleanup(struct obd_device *obddev);
-
/** \defgroup echo_helpers Helper functions
* @{
*/
}
}
};
+
/** @} echo_page */
/** \defgroup echo_lock Locking
struct echo_lock *ecl = cl2echo_lock(slice);
LASSERT(list_empty(&ecl->el_chain));
- OBD_SLAB_FREE_PTR(ecl, echo_lock_kmem);
+ kmem_cache_free(echo_lock_kmem, ecl);
}
static void echo_lock_delete(const struct lu_env *env,
{
struct echo_lock *el;
- OBD_SLAB_ALLOC_PTR_GFP(el, echo_lock_kmem, GFP_NOFS);
+ el = kmem_cache_alloc(echo_lock_kmem, GFP_NOFS | __GFP_ZERO);
if (el != NULL) {
cl_lock_slice_add(lock, &el->el_cl, obj, &echo_lock_ops);
el->el_object = cl2echo_obj(obj);
.coo_io_init = echo_io_init,
.coo_conf_set = echo_conf_set
};
+
/** @} echo_cl_ops */
/** \defgroup echo_lu_ops lu_object operations
lsm_size = lov_stripe_md_size(1);
LASSERT(*lsmp == NULL);
- OBD_ALLOC(*lsmp, lsm_size);
- if (*lsmp == NULL)
+ *lsmp = kzalloc(lsm_size, GFP_NOFS);
+ if (!*lsmp)
return -ENOMEM;
- OBD_ALLOC((*lsmp)->lsm_oinfo[0], sizeof(struct lov_oinfo));
- if ((*lsmp)->lsm_oinfo[0] == NULL) {
- OBD_FREE(*lsmp, lsm_size);
+ (*lsmp)->lsm_oinfo[0] = kzalloc(sizeof(struct lov_oinfo), GFP_NOFS);
+ if (!(*lsmp)->lsm_oinfo[0]) {
+ kfree(*lsmp);
return -ENOMEM;
}
lsm_size = lov_stripe_md_size(1);
LASSERT(*lsmp != NULL);
- OBD_FREE((*lsmp)->lsm_oinfo[0], sizeof(struct lov_oinfo));
- OBD_FREE(*lsmp, lsm_size);
+ kfree((*lsmp)->lsm_oinfo[0]);
+ kfree(*lsmp);
*lsmp = NULL;
return 0;
}
if (eco->eo_lsm)
echo_free_memmd(eco->eo_dev, &eco->eo_lsm);
- OBD_SLAB_FREE_PTR(eco, echo_object_kmem);
+ kmem_cache_free(echo_object_kmem, eco);
}
static int echo_object_print(const struct lu_env *env, void *cookie,
.loo_object_print = echo_object_print,
.loo_object_invariant = NULL
};
+
/** @} echo_lu_ops */
/** \defgroup echo_lu_dev_ops lu_device operations
/* we're the top dev. */
LASSERT(hdr == NULL);
- OBD_SLAB_ALLOC_PTR_GFP(eco, echo_object_kmem, GFP_NOFS);
+ eco = kmem_cache_alloc(echo_object_kmem, GFP_NOFS | __GFP_ZERO);
if (eco != NULL) {
struct cl_object_header *hdr = &eco->eo_hdr;
{
struct echo_thread_info *info;
- OBD_SLAB_ALLOC_PTR_GFP(info, echo_thread_kmem, GFP_NOFS);
+ info = kmem_cache_alloc(echo_thread_kmem, GFP_NOFS | __GFP_ZERO);
if (info == NULL)
info = ERR_PTR(-ENOMEM);
return info;
{
struct echo_thread_info *info = data;
- OBD_SLAB_FREE_PTR(info, echo_thread_kmem);
+ kmem_cache_free(echo_thread_kmem, info);
}
static void echo_thread_key_exit(const struct lu_context *ctx,
{
struct echo_session_info *session;
- OBD_SLAB_ALLOC_PTR_GFP(session, echo_session_kmem, GFP_NOFS);
+ session = kmem_cache_alloc(echo_session_kmem, GFP_NOFS | __GFP_ZERO);
if (session == NULL)
session = ERR_PTR(-ENOMEM);
return session;
{
struct echo_session_info *session = data;
- OBD_SLAB_FREE_PTR(session, echo_session_kmem);
+ kmem_cache_free(echo_session_kmem, session);
}
static void echo_session_key_exit(const struct lu_context *ctx,
int rc;
int cleanup = 0;
- OBD_ALLOC_PTR(ed);
- if (ed == NULL) {
+ ed = kzalloc(sizeof(*ed), GFP_NOFS);
+ if (!ed) {
rc = -ENOMEM;
goto out;
}
case 2:
cl_device_fini(&ed->ed_cl);
case 1:
- OBD_FREE_PTR(ed);
+ kfree(ed);
case 0:
default:
break;
LASSERT(ed->ed_site == lu2cl_site(d->ld_site));
echo_site_fini(env, ed);
cl_device_fini(&ed->ed_cl);
- OBD_FREE_PTR(ed);
+ kfree(ed);
return NULL;
}
.ldt_ops = &echo_device_type_ops,
.ldt_ctx_tags = LCT_CL_THREAD,
};
+
/** @} echo_init */
/** \defgroup echo_exports Exported operations
goto out;
LASSERT(rc == 0);
-
rc = cl_echo_enqueue0(env, eco, offset,
offset + npages * PAGE_CACHE_SIZE - 1,
rw == READ ? LCK_PR : LCK_PW, &lh.cookie,
cl_env_put(env, &refcheck);
return rc;
}
-/** @} echo_exports */
+/** @} echo_exports */
static u64 last_object_id;
echo_copyout_lsm(struct lov_stripe_md *lsm, void *_ulsm, int ulsm_nob)
{
struct lov_stripe_md *ulsm = _ulsm;
+ struct lov_oinfo **p;
int nob, i;
nob = offsetof(struct lov_stripe_md, lsm_oinfo[lsm->lsm_stripe_count]);
if (copy_to_user(ulsm, lsm, sizeof(*ulsm)))
return -EFAULT;
- for (i = 0; i < lsm->lsm_stripe_count; i++) {
- if (copy_to_user(ulsm->lsm_oinfo[i], lsm->lsm_oinfo[i],
- sizeof(lsm->lsm_oinfo[0])))
+ for (i = 0, p = lsm->lsm_oinfo; i < lsm->lsm_stripe_count; i++, p++) {
+ struct lov_oinfo __user *up;
+ if (get_user(up, ulsm->lsm_oinfo + i) ||
+ copy_to_user(up, *p, sizeof(struct lov_oinfo)))
return -EFAULT;
}
return 0;
static int
echo_copyin_lsm(struct echo_device *ed, struct lov_stripe_md *lsm,
- void *ulsm, int ulsm_nob)
+ struct lov_stripe_md __user *ulsm, int ulsm_nob)
{
struct echo_client_obd *ec = ed->ed_ec;
+ struct lov_oinfo **p;
int i;
if (ulsm_nob < sizeof(*lsm))
((__u64)lsm->lsm_stripe_size * lsm->lsm_stripe_count > ~0UL))
return -EINVAL;
-
- for (i = 0; i < lsm->lsm_stripe_count; i++) {
- if (copy_from_user(lsm->lsm_oinfo[i],
- ((struct lov_stripe_md *)ulsm)-> \
- lsm_oinfo[i],
- sizeof(lsm->lsm_oinfo[0])))
+ for (i = 0, p = lsm->lsm_oinfo; i < lsm->lsm_stripe_count; i++, p++) {
+ struct lov_oinfo __user *up;
+ if (get_user(up, ulsm->lsm_oinfo + i) ||
+ copy_from_user(*p, up, sizeof(struct lov_oinfo)))
return -EFAULT;
}
return 0;
failed:
if (created && rc)
- obd_destroy(env, ec->ec_exp, oa, lsm, oti, NULL, NULL);
+ obd_destroy(env, ec->ec_exp, oa, lsm, oti, NULL);
if (lsm)
echo_free_memmd(ed, &lsm);
if (rc)
(oa->o_valid & OBD_MD_FLFLAGS) != 0 &&
(oa->o_flags & OBD_FL_DEBUG_CHECK) != 0);
- gfp_mask = ((ostid_id(&oa->o_oi) & 2) == 0) ? GFP_IOFS : GFP_HIGHUSER;
+ gfp_mask = ((ostid_id(&oa->o_oi) & 2) == 0) ? GFP_KERNEL : GFP_HIGHUSER;
LASSERT(rw == OBD_BRW_WRITE || rw == OBD_BRW_READ);
LASSERT(lsm != NULL);
if (rw == OBD_BRW_WRITE)
brw_flags = OBD_BRW_ASYNC;
- OBD_ALLOC(pga, npages * sizeof(*pga));
+ pga = kcalloc(npages, sizeof(*pga), GFP_NOFS);
if (pga == NULL)
return -ENOMEM;
- OBD_ALLOC(pages, npages * sizeof(*pages));
+ pages = kcalloc(npages, sizeof(*pages), GFP_NOFS);
if (pages == NULL) {
- OBD_FREE(pga, npages * sizeof(*pga));
+ kfree(pga);
return -ENOMEM;
}
LASSERT(pgp->pg == NULL); /* for cleanup */
rc = -ENOMEM;
- OBD_PAGE_ALLOC(pgp->pg, gfp_mask);
+ pgp->pg = alloc_page(gfp_mask);
if (pgp->pg == NULL)
goto out;
if (vrc != 0 && rc == 0)
rc = vrc;
}
- OBD_PAGE_FREE(pgp->pg);
+ __free_page(pgp->pg);
}
- OBD_FREE(pga, npages * sizeof(*pga));
- OBD_FREE(pages, npages * sizeof(*pages));
+ kfree(pga);
+ kfree(pages);
return rc;
}
npages = batch >> PAGE_CACHE_SHIFT;
tot_pages = count >> PAGE_CACHE_SHIFT;
- OBD_ALLOC(lnb, npages * sizeof(struct niobuf_local));
- OBD_ALLOC(rnb, npages * sizeof(struct niobuf_remote));
+ lnb = kcalloc(npages, sizeof(struct niobuf_local), GFP_NOFS);
+ rnb = kcalloc(npages, sizeof(struct niobuf_remote), GFP_NOFS);
if (lnb == NULL || rnb == NULL) {
ret = -ENOMEM;
lpages = npages;
ret = obd_preprw(env, rw, exp, oa, 1, &ioo, rnb, &lpages,
- lnb, oti, NULL);
+ lnb, oti);
if (ret != 0)
goto out;
LASSERT(lpages == npages);
}
out:
- if (lnb)
- OBD_FREE(lnb, npages * sizeof(struct niobuf_local));
- if (rnb)
- OBD_FREE(rnb, npages * sizeof(struct niobuf_remote));
+ kfree(lnb);
+ kfree(rnb);
return ret;
}
if (rc < 0)
return rc;
- OBD_ALLOC_PTR(env);
- if (env == NULL)
+ env = kzalloc(sizeof(*env), GFP_NOFS);
+ if (!env)
return -ENOMEM;
rc = lu_env_init(env, LCT_DT_THREAD);
rc = echo_get_object(&eco, ed, oa);
if (rc == 0) {
rc = obd_destroy(env, ec->ec_exp, oa, eco->eo_lsm,
- &dummy_oti, NULL, NULL);
+ &dummy_oti, NULL);
if (rc == 0)
eco->eo_deleted = 1;
echo_put_object(eco);
case OBD_IOC_GETATTR:
rc = echo_get_object(&eco, ed, oa);
if (rc == 0) {
- struct obd_info oinfo = { { { 0 } } };
+ struct obd_info oinfo = { };
oinfo.oi_md = eco->eo_lsm;
oinfo.oi_oa = oa;
rc = echo_get_object(&eco, ed, oa);
if (rc == 0) {
- struct obd_info oinfo = { { { 0 } } };
+ struct obd_info oinfo = { };
oinfo.oi_oa = oa;
oinfo.oi_md = eco->eo_lsm;
out:
lu_env_fini(env);
- OBD_FREE_PTR(env);
+ kfree(env);
/* XXX this should be in a helper also called by target_send_reply */
for (ack_lock = dummy_oti.oti_ack_locks, i = 0; i < 4;
ec->ec_unique = 0;
ec->ec_nstripes = 0;
- OBD_ALLOC(ocd, sizeof(*ocd));
- if (ocd == NULL) {
+ ocd = kzalloc(sizeof(*ocd), GFP_NOFS);
+ if (!ocd) {
CERROR("Can't alloc ocd connecting to %s\n",
lustre_cfg_string(lcfg, 1));
return -ENOMEM;
ocd->ocd_group = FID_SEQ_ECHO;
rc = obd_connect(env, &ec->ec_exp, tgt, &echo_uuid, ocd, NULL);
- if (rc == 0) {
- /* Turn off pinger because it connects to tgt obd directly. */
- spin_lock(&tgt->obd_dev_lock);
- list_del_init(&ec->ec_exp->exp_obd_chain_timed);
- spin_unlock(&tgt->obd_dev_lock);
- }
- OBD_FREE(ocd, sizeof(*ocd));
+ kfree(ocd);
if (rc != 0) {
CERROR("fail to connect to device %s\n",
.o_disconnect = echo_client_disconnect
};
-int echo_client_init(void)
+static int echo_client_init(void)
{
- struct lprocfs_static_vars lvars = { NULL };
int rc;
- lprocfs_echo_init_vars(&lvars);
-
rc = lu_kmem_init(echo_caches);
if (rc == 0) {
rc = class_register_type(&echo_client_obd_ops, NULL,
- lvars.module_vars,
LUSTRE_ECHO_CLIENT_NAME,
&echo_device_type);
if (rc)
return rc;
}
-void echo_client_exit(void)
+static void echo_client_exit(void)
{
class_unregister_type(LUSTRE_ECHO_CLIENT_NAME);
lu_kmem_fini(echo_caches);
static int __init obdecho_init(void)
{
- struct lprocfs_static_vars lvars;
-
LCONSOLE_INFO("Echo OBD driver; http://www.lustre.org/\n");
LASSERT(PAGE_CACHE_SIZE % OBD_ECHO_BLOCK_SIZE == 0);
- lprocfs_echo_init_vars(&lvars);
-
-
return echo_client_init();
}