#define LL_IOC_LOV_SETSTRIPE _IOW('f', 154, long)
#define LL_IOC_LOV_GETSTRIPE _IOW('f', 155, long)
#define LL_IOC_LOV_SETEA _IOW('f', 156, long)
-#define LL_IOC_RECREATE_OBJ _IOW('f', 157, long)
-#define LL_IOC_RECREATE_FID _IOW('f', 157, struct lu_fid)
+/* LL_IOC_RECREATE_OBJ 157 obsolete */
+/* LL_IOC_RECREATE_FID 158 obsolete */
#define LL_IOC_GROUP_LOCK _IOW('f', 158, long)
#define LL_IOC_GROUP_UNLOCK _IOW('f', 159, long)
/* #define LL_IOC_QUOTACHECK 160 OBD_IOC_QUOTACHECK */
return result;
}
-static int ll_lov_recreate(struct inode *inode, struct ost_id *oi, u32 ost_idx)
-{
- struct obd_export *exp = ll_i2dtexp(inode);
- struct obd_trans_info oti = { 0 };
- struct obdo *oa = NULL;
- int lsm_size;
- int rc = 0;
- struct lov_stripe_md *lsm = NULL, *lsm2;
-
- oa = kmem_cache_zalloc(obdo_cachep, GFP_NOFS);
- if (!oa)
- return -ENOMEM;
-
- lsm = ccc_inode_lsm_get(inode);
- if (!lsm_has_objects(lsm)) {
- rc = -ENOENT;
- goto out;
- }
-
- lsm_size = sizeof(*lsm) + (sizeof(struct lov_oinfo) *
- (lsm->lsm_stripe_count));
-
- lsm2 = libcfs_kvzalloc(lsm_size, GFP_NOFS);
- if (!lsm2) {
- rc = -ENOMEM;
- goto out;
- }
-
- oa->o_oi = *oi;
- oa->o_nlink = ost_idx;
- oa->o_flags |= OBD_FL_RECREATE_OBJS;
- oa->o_valid = OBD_MD_FLID | OBD_MD_FLFLAGS | OBD_MD_FLGROUP;
- obdo_from_inode(oa, inode, OBD_MD_FLTYPE | OBD_MD_FLATIME |
- OBD_MD_FLMTIME | OBD_MD_FLCTIME);
- obdo_set_parent_fid(oa, &ll_i2info(inode)->lli_fid);
- memcpy(lsm2, lsm, lsm_size);
- ll_inode_size_lock(inode);
- rc = obd_create(NULL, exp, oa, &lsm2, &oti);
- ll_inode_size_unlock(inode);
-
- kvfree(lsm2);
- goto out;
-out:
- ccc_inode_lsm_put(inode, lsm);
- kmem_cache_free(obdo_cachep, oa);
- return rc;
-}
-
-static int ll_lov_recreate_obj(struct inode *inode, unsigned long arg)
-{
- struct ll_recreate_obj ucreat;
- struct ost_id oi;
-
- if (!capable(CFS_CAP_SYS_ADMIN))
- return -EPERM;
-
- if (copy_from_user(&ucreat, (struct ll_recreate_obj __user *)arg,
- sizeof(ucreat)))
- return -EFAULT;
-
- ostid_set_seq_mdt0(&oi);
- ostid_set_id(&oi, ucreat.lrc_id);
- return ll_lov_recreate(inode, &oi, ucreat.lrc_ost_idx);
-}
-
-static int ll_lov_recreate_fid(struct inode *inode, unsigned long arg)
-{
- struct lu_fid fid;
- struct ost_id oi;
- u32 ost_idx;
-
- if (!capable(CFS_CAP_SYS_ADMIN))
- return -EPERM;
-
- if (copy_from_user(&fid, (struct lu_fid __user *)arg, sizeof(fid)))
- return -EFAULT;
-
- fid_to_ostid(&fid, &oi);
- ost_idx = (fid_seq(&fid) >> 16) & 0xffff;
- return ll_lov_recreate(inode, &oi, ost_idx);
-}
-
int ll_lov_setstripe_ea_info(struct inode *inode, struct dentry *dentry,
__u64 flags, struct lov_user_md *lum,
int lum_size)
}
case LL_IOC_LOV_GETSTRIPE:
return ll_lov_getstripe(inode, arg);
- case LL_IOC_RECREATE_OBJ:
- return ll_lov_recreate_obj(inode, arg);
- case LL_IOC_RECREATE_FID:
- return ll_lov_recreate_fid(inode, arg);
case FSFILT_IOC_FIEMAP:
return ll_ioctl_fiemap(inode, arg);
case FSFILT_IOC_GETFLAGS:
return rc;
}
-static int lov_recreate(struct obd_export *exp, struct obdo *src_oa,
- struct lov_stripe_md **ea, struct obd_trans_info *oti)
-{
- struct lov_stripe_md *obj_mdp, *lsm;
- struct lov_obd *lov = &exp->exp_obd->u.lov;
- unsigned ost_idx;
- int rc, i;
-
- LASSERT(src_oa->o_valid & OBD_MD_FLFLAGS &&
- src_oa->o_flags & OBD_FL_RECREATE_OBJS);
-
- obj_mdp = kzalloc(sizeof(*obj_mdp), GFP_NOFS);
- if (!obj_mdp)
- return -ENOMEM;
-
- ost_idx = src_oa->o_nlink;
- lsm = *ea;
- if (!lsm) {
- rc = -EINVAL;
- goto out;
- }
- if (ost_idx >= lov->desc.ld_tgt_count ||
- !lov->lov_tgts[ost_idx]) {
- rc = -EINVAL;
- goto out;
- }
-
- for (i = 0; i < lsm->lsm_stripe_count; i++) {
- struct lov_oinfo *loi = lsm->lsm_oinfo[i];
-
- if (lov_oinfo_is_dummy(loi))
- continue;
-
- if (loi->loi_ost_idx == ost_idx) {
- if (ostid_id(&loi->loi_oi) != ostid_id(&src_oa->o_oi)) {
- rc = -EINVAL;
- goto out;
- }
- break;
- }
- }
- if (i == lsm->lsm_stripe_count) {
- rc = -EINVAL;
- goto out;
- }
-
- rc = obd_create(NULL, lov->lov_tgts[ost_idx]->ltd_exp,
- src_oa, &obj_mdp, oti);
-out:
- kfree(obj_mdp);
- return rc;
-}
-
-/* the LOV expects oa->o_id to be set to the LOV object id */
-static int lov_create(const struct lu_env *env, struct obd_export *exp,
- struct obdo *src_oa, struct lov_stripe_md **ea,
- struct obd_trans_info *oti)
-{
- struct lov_obd *lov;
- int rc = 0;
-
- LASSERT(ea);
- if (!exp)
- return -EINVAL;
-
- if ((src_oa->o_valid & OBD_MD_FLFLAGS) &&
- src_oa->o_flags == OBD_FL_DELORPHAN) {
- /* should be used with LOV anymore */
- LBUG();
- }
-
- lov = &exp->exp_obd->u.lov;
- if (!lov->desc.ld_active_tgt_count)
- return -EIO;
-
- obd_getref(exp->exp_obd);
- /* Recreate a specific object id at the given OST index */
- if ((src_oa->o_valid & OBD_MD_FLFLAGS) &&
- (src_oa->o_flags & OBD_FL_RECREATE_OBJS)) {
- rc = lov_recreate(exp, src_oa, ea, oti);
- }
-
- obd_putref(exp->exp_obd);
- return rc;
-}
-
#define ASSERT_LSM_MAGIC(lsmp) \
do { \
LASSERT((lsmp)); \
.statfs_async = lov_statfs_async,
.packmd = lov_packmd,
.unpackmd = lov_unpackmd,
- .create = lov_create,
.destroy = lov_destroy,
.getattr_async = lov_getattr_async,
.setattr_async = lov_setattr_async,
LASSERT(ea);
LASSERT(oa->o_valid & OBD_MD_FLGROUP);
- if ((oa->o_valid & OBD_MD_FLFLAGS) &&
- oa->o_flags == OBD_FL_RECREATE_OBJS) {
- return osc_real_create(exp, oa, ea, oti);
- }
-
if (!fid_seq_is_mdt(ostid_seq(&oa->o_oi)))
return osc_real_create(exp, oa, ea, oti);
projects / GitHub / moto-9609 / android_kernel_motorola_exynos9610.git / commitdiff