void mdc_link_pack(struct ptlrpc_request *req, struct md_op_data *op_data)
{
struct mdt_rec_link *rec;
char *tmp;
CLASSERT(sizeof(struct mdt_rec_reint) == sizeof(struct mdt_rec_link));
rec = req_capsule_client_get(&req->rq_pill, &RMF_REC_REINT);
LASSERT (rec != NULL);
rec->lk_opcode = REINT_LINK;
rec->lk_fsuid = op_data->op_fsuid;//current->fsuid;
rec->lk_fsgid = op_data->op_fsgid;//current->fsgid;
rec->lk_cap = op_data->op_cap;//current->cap_effective;
rec->lk_suppgid1 = op_data->op_suppgids[0];
rec->lk_suppgid2 = op_data->op_suppgids[1];
rec->lk_fid1 = op_data->op_fid1;
rec->lk_fid2 = op_data->op_fid2;
rec->lk_time = op_data->op_mod_time;
rec->lk_bias = op_data->op_bias;
mdc_pack_capa(req, &RMF_CAPA1, op_data->op_capa1);
mdc_pack_capa(req, &RMF_CAPA2, op_data->op_capa2);
tmp = req_capsule_client_get(&req->rq_pill, &RMF_NAME);
LOGL0(op_data->op_name, op_data->op_namelen, tmp);
}
void mdc_swap_layouts_pack(struct ptlrpc_request *req,
struct md_op_data *op_data)
{
struct mdt_body *b = req_capsule_client_get(&req->rq_pill,
&RMF_MDT_BODY);
__mdc_pack_body(b, op_data->op_suppgids[0]);
b->fid1 = op_data->op_fid1;
b->fid2 = op_data->op_fid2;
b->valid |= OBD_MD_FLID;
mdc_pack_capa(req, &RMF_CAPA1, op_data->op_capa1);
mdc_pack_capa(req, &RMF_CAPA2, op_data->op_capa2);
}
void mdc_setattr_pack(struct ptlrpc_request *req, struct md_op_data *op_data,
void *ea, size_t ealen)
{
struct mdt_rec_setattr *rec;
struct lov_user_md *lum = NULL;
CLASSERT(sizeof(struct mdt_rec_reint) ==sizeof(struct mdt_rec_setattr));
rec = req_capsule_client_get(&req->rq_pill, &RMF_REC_REINT);
mdc_setattr_pack_rec(rec, op_data);
mdc_pack_capa(req, &RMF_CAPA1, op_data->op_capa1);
if (ealen == 0)
return;
lum = req_capsule_client_get(&req->rq_pill, &RMF_EADATA);
if (ea == NULL) { /* Remove LOV EA */
lum->lmm_magic = cpu_to_le32(LOV_USER_MAGIC_V1);
lum->lmm_stripe_size = 0;
lum->lmm_stripe_count = 0;
lum->lmm_stripe_offset = (typeof(lum->lmm_stripe_offset))(-1);
} else {
memcpy(lum, ea, ealen);
}
}
void mdc_unlink_pack(struct ptlrpc_request *req, struct md_op_data *op_data)
{
struct mdt_rec_unlink *rec;
char *tmp;
CLASSERT(sizeof(struct mdt_rec_reint) == sizeof(struct mdt_rec_unlink));
rec = req_capsule_client_get(&req->rq_pill, &RMF_REC_REINT);
LASSERT(rec != NULL);
rec->ul_opcode = op_data->op_cli_flags & CLI_RM_ENTRY ?
REINT_RMENTRY : REINT_UNLINK;
rec->ul_fsuid = op_data->op_fsuid;
rec->ul_fsgid = op_data->op_fsgid;
rec->ul_cap = op_data->op_cap;
rec->ul_mode = op_data->op_mode;
rec->ul_suppgid1= op_data->op_suppgids[0];
rec->ul_suppgid2= -1;
rec->ul_fid1 = op_data->op_fid1;
rec->ul_fid2 = op_data->op_fid2;
rec->ul_time = op_data->op_mod_time;
rec->ul_bias = op_data->op_bias;
mdc_pack_capa(req, &RMF_CAPA1, op_data->op_capa1);
tmp = req_capsule_client_get(&req->rq_pill, &RMF_NAME);
LASSERT(tmp != NULL);
LOGL0(op_data->op_name, op_data->op_namelen, tmp);
}
void mdc_readdir_pack(struct ptlrpc_request *req, __u64 pgoff,
__u32 size, const struct lu_fid *fid, struct obd_capa *oc)
{
struct mdt_body *b = req_capsule_client_get(&req->rq_pill,
&RMF_MDT_BODY);
b->fid1 = *fid;
b->valid |= OBD_MD_FLID;
b->size = pgoff; /* !! */
b->nlink = size; /* !! */
__mdc_pack_body(b, -1);
b->mode = LUDA_FID | LUDA_TYPE;
mdc_pack_capa(req, &RMF_CAPA1, oc);
}
/* packing of MDS records */
void mdc_open_pack(struct ptlrpc_request *req, struct md_op_data *op_data,
umode_t mode, __u64 rdev, __u64 flags, const void *lmm,
size_t lmmlen)
{
struct mdt_rec_create *rec;
char *tmp;
__u64 cr_flags;
CLASSERT(sizeof(struct mdt_rec_reint) == sizeof(struct mdt_rec_create));
rec = req_capsule_client_get(&req->rq_pill, &RMF_REC_REINT);
/* XXX do something about time, uid, gid */
rec->cr_opcode = REINT_OPEN;
rec->cr_fsuid = from_kuid(&init_user_ns, current_fsuid());
rec->cr_fsgid = from_kgid(&init_user_ns, current_fsgid());
rec->cr_cap = cfs_curproc_cap_pack();
rec->cr_mode = mode;
cr_flags = mds_pack_open_flags(flags);
rec->cr_rdev = rdev;
rec->cr_umask = current_umask();
if (op_data != NULL) {
rec->cr_fid1 = op_data->op_fid1;
rec->cr_fid2 = op_data->op_fid2;
rec->cr_time = op_data->op_mod_time;
rec->cr_suppgid1 = op_data->op_suppgids[0];
rec->cr_suppgid2 = op_data->op_suppgids[1];
rec->cr_bias = op_data->op_bias;
rec->cr_old_handle = op_data->op_handle;
mdc_pack_capa(req, &RMF_CAPA1, op_data->op_capa1);
/* the next buffer is child capa, which is used for replay,
* will be packed from the data in reply message. */
if (op_data->op_name) {
mdc_pack_name(req, &RMF_NAME, op_data->op_name,
op_data->op_namelen);
if (op_data->op_bias & MDS_CREATE_VOLATILE)
cr_flags |= MDS_OPEN_VOLATILE;
}
}
if (lmm) {
cr_flags |= MDS_OPEN_HAS_EA;
tmp = req_capsule_client_get(&req->rq_pill, &RMF_EADATA);
memcpy(tmp, lmm, lmmlen);
}
set_mrc_cr_flags(rec, cr_flags);
}
void mdc_pack_body(struct ptlrpc_request *req,
const struct lu_fid *fid, struct obd_capa *oc,
__u64 valid, int ea_size, __u32 suppgid, int flags)
{
struct mdt_body *b = req_capsule_client_get(&req->rq_pill,
&RMF_MDT_BODY);
LASSERT(b != NULL);
b->valid = valid;
b->eadatasize = ea_size;
b->flags = flags;
__mdc_pack_body(b, suppgid);
if (fid) {
b->fid1 = *fid;
b->valid |= OBD_MD_FLID;
mdc_pack_capa(req, &RMF_CAPA1, oc);
}
}
/* packing of MDS records */
void mdc_create_pack(struct ptlrpc_request *req, struct md_op_data *op_data,
const void *data, int datalen, __u32 mode,
__u32 uid, __u32 gid, cfs_cap_t cap_effective, __u64 rdev)
{
struct mdt_rec_create *rec;
char *tmp;
__u64 flags;
CLASSERT(sizeof(struct mdt_rec_reint) == sizeof(struct mdt_rec_create));
rec = req_capsule_client_get(&req->rq_pill, &RMF_REC_REINT);
rec->cr_opcode = REINT_CREATE;
rec->cr_fsuid = uid;
rec->cr_fsgid = gid;
rec->cr_cap = cap_effective;
rec->cr_fid1 = op_data->op_fid1;
rec->cr_fid2 = op_data->op_fid2;
rec->cr_mode = mode;
rec->cr_rdev = rdev;
rec->cr_time = op_data->op_mod_time;
rec->cr_suppgid1 = op_data->op_suppgids[0];
rec->cr_suppgid2 = op_data->op_suppgids[1];
flags = op_data->op_flags & MF_SOM_LOCAL_FLAGS;
if (op_data->op_bias & MDS_CREATE_VOLATILE)
flags |= MDS_OPEN_VOLATILE;
set_mrc_cr_flags(rec, flags);
rec->cr_bias = op_data->op_bias;
rec->cr_umask = current_umask();
mdc_pack_capa(req, &RMF_CAPA1, op_data->op_capa1);
tmp = req_capsule_client_get(&req->rq_pill, &RMF_NAME);
LOGL0(op_data->op_name, op_data->op_namelen, tmp);
if (data) {
tmp = req_capsule_client_get(&req->rq_pill, &RMF_EADATA);
memcpy(tmp, data, datalen);
}
}
void mdc_setattr_pack(struct ptlrpc_request *req, struct md_op_data *op_data,
void *ea, int ealen, void *ea2, int ea2len)
{
struct mdt_rec_setattr *rec;
struct mdt_ioepoch *epoch;
struct lov_user_md *lum = NULL;
CLASSERT(sizeof(struct mdt_rec_reint) ==
sizeof(struct mdt_rec_setattr));
rec = req_capsule_client_get(&req->rq_pill, &RMF_REC_REINT);
mdc_setattr_pack_rec(rec, op_data);
mdc_pack_capa(req, &RMF_CAPA1, op_data->op_capa1);
if (op_data->op_flags & (MF_SOM_CHANGE | MF_EPOCH_OPEN)) {
epoch = req_capsule_client_get(&req->rq_pill, &RMF_MDT_EPOCH);
mdc_ioepoch_pack(epoch, op_data);
}
if (ealen == 0)
return;
lum = req_capsule_client_get(&req->rq_pill, &RMF_EADATA);
if (ea == NULL) { /* Remove LOV EA */
lum->lmm_magic = LOV_USER_MAGIC_V1;
lum->lmm_stripe_size = 0;
lum->lmm_stripe_count = 0;
lum->lmm_stripe_offset = (typeof(lum->lmm_stripe_offset))(-1);
} else {
memcpy(lum, ea, ealen);
}
if (ea2len == 0)
return;
memcpy(req_capsule_client_get(&req->rq_pill, &RMF_LOGCOOKIES), ea2,
ea2len);
}
