/*
* list_insert_new -- allocate and insert element to oob and user lists
*
* pop - pmemobj pool handle
* pe_offset - offset to list entry on user list relative to user data
* user_head - user list head, must be locked if not NULL
* dest - destination on user list
* before - insert before/after destination on user list
* size - size of allocation, will be increased by OBJ_OOB_SIZE
* constructor - object's constructor
* arg - argument for object's constructor
* oidp - pointer to target object ID
*/
static int
list_insert_new(PMEMobjpool *pop,
size_t pe_offset, struct list_head *user_head, PMEMoid dest, int before,
size_t size, int (*constructor)(void *ctx, void *ptr,
size_t usable_size, void *arg), void *arg, PMEMoid *oidp)
{
LOG(3, NULL);
ASSERT(user_head != NULL);
int ret;
struct lane_section *lane_section;
#ifdef DEBUG
int r = pmemobj_mutex_assert_locked(pop, &user_head->lock);
ASSERTeq(r, 0);
#endif
lane_hold(pop, &lane_section, LANE_SECTION_LIST);
ASSERTne(lane_section, NULL);
ASSERTne(lane_section->layout, NULL);
struct lane_list_layout *section =
(struct lane_list_layout *)lane_section->layout;
struct redo_log *redo = section->redo;
size_t redo_index = 0;
uint64_t sec_off_off = OBJ_PTR_TO_OFF(pop, §ion->obj_offset);
if (constructor) {
if ((ret = pmalloc_construct(pop,
§ion->obj_offset, size,
constructor, arg, 0, 0, 0))) {
ERR("!pmalloc_construct");
goto err_pmalloc;
}
} else {
ret = pmalloc(pop, §ion->obj_offset, size, 0, 0);
if (ret) {
ERR("!pmalloc");
goto err_pmalloc;
}
}
uint64_t obj_doffset = section->obj_offset;
ASSERT((ssize_t)pe_offset >= 0);
dest = list_get_dest(pop, user_head, dest,
(ssize_t)pe_offset, before);
struct list_entry *entry_ptr =
(struct list_entry *)OBJ_OFF_TO_PTR(pop,
obj_doffset + pe_offset);
struct list_entry *dest_entry_ptr =
(struct list_entry *)OBJ_OFF_TO_PTR(pop,
dest.off + pe_offset);
struct list_args_insert args = {
.dest = dest,
.dest_entry_ptr = dest_entry_ptr,
.head = user_head,
.before = before,
};
struct list_args_common args_common = {
.obj_doffset = obj_doffset,
.entry_ptr = entry_ptr,
.pe_offset = (ssize_t)pe_offset,
};
uint64_t next_offset;
uint64_t prev_offset;
/* insert element to user list */
redo_index = list_insert_user(pop,
redo, redo_index, &args, &args_common,
&next_offset, &prev_offset);
/* don't need to use redo log for filling new element */
list_fill_entry_persist(pop, entry_ptr,
next_offset, prev_offset);
if (oidp != NULL) {
if (OBJ_PTR_IS_VALID(pop, oidp)) {
redo_index = list_set_oid_redo_log(pop, redo,
redo_index, oidp, obj_doffset, 0);
} else {
oidp->off = obj_doffset;
oidp->pool_uuid_lo = pop->uuid_lo;
}
}
/* clear the obj_offset in lane section */
redo_log_store_last(pop->redo, redo, redo_index, sec_off_off, 0);
redo_log_process(pop->redo, redo, REDO_NUM_ENTRIES);
ret = 0;
err_pmalloc:
lane_release(pop);
ASSERT(ret == 0 || ret == -1);
return ret;
}
/*
* list_insert_new_user -- allocate and insert element to oob and user lists
*
* pop - pmemobj pool handle
* oob_head - oob list head
* pe_offset - offset to list entry on user list relative to user data
* user_head - user list head
* dest - destination on user list
* before - insert before/after destination on user list
* size - size of allocation, will be increased by OBJ_OOB_SIZE
* constructor - object's constructor
* arg - argument for object's constructor
* oidp - pointer to target object ID
*/
int
list_insert_new_user(PMEMobjpool *pop,
size_t pe_offset, struct list_head *user_head, PMEMoid dest, int before,
size_t size, int (*constructor)(void *ctx, void *ptr,
size_t usable_size, void *arg), void *arg, PMEMoid *oidp)
{
int ret;
if ((ret = pmemobj_mutex_lock(pop, &user_head->lock))) {
errno = ret;
LOG(2, "pmemobj_mutex_lock failed");
return -1;
}
ret = list_insert_new(pop, pe_offset, user_head,
dest, before, size, constructor, arg, oidp);
pmemobj_mutex_unlock_nofail(pop, &user_head->lock);
ASSERT(ret == 0 || ret == -1);
return ret;
}
/*
* list_insert_new -- allocate and insert element to oob and user lists
*
* pop - pmemobj pool handle
* pe_offset - offset to list entry on user list relative to user data
* user_head - user list head, must be locked if not NULL
* dest - destination on user list
* before - insert before/after destination on user list
* size - size of allocation, will be increased by OBJ_OOB_SIZE
* constructor - object's constructor
* arg - argument for object's constructor
* oidp - pointer to target object ID
*/
static int
list_insert_new(PMEMobjpool *pop,
size_t pe_offset, struct list_head *user_head, PMEMoid dest, int before,
size_t size, uint64_t type_num, int (*constructor)(void *ctx, void *ptr,
size_t usable_size, void *arg), void *arg, PMEMoid *oidp)
{
LOG(3, NULL);
ASSERT(user_head != NULL);
int ret;
#ifdef DEBUG
int r = pmemobj_mutex_assert_locked(pop, &user_head->lock);
ASSERTeq(r, 0);
#endif
struct lane *lane;
lane_hold(pop, &lane);
struct pobj_action reserved;
if (palloc_reserve(&pop->heap, size, constructor, arg,
type_num, 0, 0, &reserved) != 0) {
ERR("!palloc_reserve");
ret = -1;
goto err_pmalloc;
}
uint64_t obj_doffset = reserved.heap.offset;
struct operation_context *ctx = lane->external;
operation_start(ctx);
ASSERT((ssize_t)pe_offset >= 0);
dest = list_get_dest(pop, user_head, dest,
(ssize_t)pe_offset, before);
struct list_entry *entry_ptr =
(struct list_entry *)OBJ_OFF_TO_PTR(pop,
obj_doffset + pe_offset);
struct list_entry *dest_entry_ptr =
(struct list_entry *)OBJ_OFF_TO_PTR(pop,
dest.off + pe_offset);
struct list_args_insert args = {
.dest = dest,
.dest_entry_ptr = dest_entry_ptr,
.head = user_head,
.before = before,
};
struct list_args_common args_common = {
.obj_doffset = obj_doffset,
.entry_ptr = entry_ptr,
.pe_offset = (ssize_t)pe_offset,
};
uint64_t next_offset;
uint64_t prev_offset;
/* insert element to user list */
list_insert_user(pop,
ctx, &args, &args_common,
&next_offset, &prev_offset);
/* don't need to use redo log for filling new element */
list_fill_entry_persist(pop, entry_ptr,
next_offset, prev_offset);
if (oidp != NULL) {
if (OBJ_PTR_IS_VALID(pop, oidp)) {
list_set_oid_redo_log(pop, ctx,
oidp, obj_doffset, 0);
} else {
oidp->off = obj_doffset;
oidp->pool_uuid_lo = pop->uuid_lo;
}
}
palloc_publish(&pop->heap, &reserved, 1, ctx);
ret = 0;
err_pmalloc:
lane_release(pop);
ASSERT(ret == 0 || ret == -1);
return ret;
}
/*
* list_insert_new_user -- allocate and insert element to oob and user lists
*
* pop - pmemobj pool handle
* oob_head - oob list head
* pe_offset - offset to list entry on user list relative to user data
* user_head - user list head
* dest - destination on user list
* before - insert before/after destination on user list
* size - size of allocation, will be increased by OBJ_OOB_SIZE
* constructor - object's constructor
* arg - argument for object's constructor
* oidp - pointer to target object ID
*/
int
list_insert_new_user(PMEMobjpool *pop,
size_t pe_offset, struct list_head *user_head, PMEMoid dest, int before,
size_t size, uint64_t type_num, int (*constructor)(void *ctx, void *ptr,
size_t usable_size, void *arg), void *arg, PMEMoid *oidp)
{
int ret;
if ((ret = pmemobj_mutex_lock(pop, &user_head->lock))) {
errno = ret;
LOG(2, "pmemobj_mutex_lock failed");
return -1;
}
ret = list_insert_new(pop, pe_offset, user_head,
dest, before, size, type_num, constructor, arg, oidp);
pmemobj_mutex_unlock_nofail(pop, &user_head->lock);
ASSERT(ret == 0 || ret == -1);
return ret;
}
