static void mdc_setattr_pack_rec(struct mdt_rec_setattr *rec,
struct md_op_data *op_data)
{
rec->sa_opcode = REINT_SETATTR;
rec->sa_fsuid = from_kuid(&init_user_ns, current_fsuid());
rec->sa_fsgid = from_kgid(&init_user_ns, current_fsgid());
rec->sa_cap = cfs_curproc_cap_pack();
rec->sa_suppgid = -1;
rec->sa_fid = op_data->op_fid1;
rec->sa_valid = attr_pack(op_data->op_attr.ia_valid);
rec->sa_mode = op_data->op_attr.ia_mode;
rec->sa_uid = from_kuid(&init_user_ns, op_data->op_attr.ia_uid);
rec->sa_gid = from_kgid(&init_user_ns, op_data->op_attr.ia_gid);
rec->sa_size = op_data->op_attr.ia_size;
rec->sa_blocks = op_data->op_attr_blocks;
rec->sa_atime = LTIME_S(op_data->op_attr.ia_atime);
rec->sa_mtime = LTIME_S(op_data->op_attr.ia_mtime);
rec->sa_ctime = LTIME_S(op_data->op_attr.ia_ctime);
rec->sa_attr_flags = ((struct ll_iattr *)&op_data->op_attr)->ia_attr_flags;
if ((op_data->op_attr.ia_valid & ATTR_GID) &&
in_group_p(op_data->op_attr.ia_gid))
rec->sa_suppgid =
from_kgid(&init_user_ns, op_data->op_attr.ia_gid);
else
rec->sa_suppgid = op_data->op_suppgids[0];
rec->sa_bias = op_data->op_bias;
}
static void __mdc_pack_body(struct mdt_body *b, __u32 suppgid)
{
LASSERT (b != NULL);
b->suppgid = suppgid;
b->uid = from_kuid(&init_user_ns, current_uid());
b->gid = from_kgid(&init_user_ns, current_gid());
b->fsuid = from_kuid(&init_user_ns, current_fsuid());
b->fsgid = from_kgid(&init_user_ns, current_fsgid());
b->capability = cfs_curproc_cap_pack();
}
/* 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_open_handle_old = op_data->op_open_handle;
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;
}
mdc_file_secctx_pack(req, op_data->op_file_secctx_name,
op_data->op_file_secctx,
op_data->op_file_secctx_size);
/* pack SELinux policy info if any */
mdc_file_sepol_pack(req);
}
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);
}
/* 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);
}