#include <linux/obd_lov.h>
#include <linux/obd_class.h>
#include <linux/obd_support.h>
#include <linux/obd_lov.h>
#include <linux/obd_class.h>
#include <linux/obd_support.h>
if (lmm_bytes < lov_mds_md_v0_size(*stripe_count)) {
CERROR("LOV EA too small: %d, need %d\n",
if (lmm_bytes < lov_mds_md_v0_size(*stripe_count)) {
CERROR("LOV EA too small: %d, need %d\n",
(*lsmp)->lsm_magic = LOV_MAGIC;
(*lsmp)->lsm_stripe_count = stripe_count;
(*lsmp)->lsm_maxbytes = LUSTRE_STRIPE_MAXBYTES * stripe_count;
(*lsmp)->lsm_magic = LOV_MAGIC;
(*lsmp)->lsm_stripe_count = stripe_count;
(*lsmp)->lsm_maxbytes = LUSTRE_STRIPE_MAXBYTES * stripe_count;
void lov_free_memmd(struct lov_stripe_md **lsmp)
{
OBD_FREE(*lsmp, lov_stripe_md_size((*lsmp)->lsm_stripe_count));
*lsmp = NULL;
}
void lov_free_memmd(struct lov_stripe_md **lsmp)
{
OBD_FREE(*lsmp, lov_stripe_md_size((*lsmp)->lsm_stripe_count));
*lsmp = NULL;
}
int lov_unpackmd_v0(struct lov_obd *lov, struct lov_stripe_md *lsm,
struct lov_mds_md_v0 *lmm)
{
int lov_unpackmd_v0(struct lov_obd *lov, struct lov_stripe_md *lsm,
struct lov_mds_md_v0 *lmm)
{
lsm->lsm_object_id = le64_to_cpu(lmm->lmm_object_id);
/* lsm->lsm_object_gr = 0; implicit */
lsm->lsm_stripe_size = le32_to_cpu(lmm->lmm_stripe_size);
lsm->lsm_object_id = le64_to_cpu(lmm->lmm_object_id);
/* lsm->lsm_object_gr = 0; implicit */
lsm->lsm_stripe_size = le32_to_cpu(lmm->lmm_stripe_size);
lsm->lsm_pattern = LOV_PATTERN_RAID0;
ost_offset = le32_to_cpu(lmm->lmm_stripe_offset);
ost_count = le16_to_cpu(lmm->lmm_ost_count);
lsm->lsm_pattern = LOV_PATTERN_RAID0;
ost_offset = le32_to_cpu(lmm->lmm_stripe_offset);
ost_count = le16_to_cpu(lmm->lmm_ost_count);
lsm->lsm_object_gr = le64_to_cpu(lmm->lmm_object_gr);
lsm->lsm_stripe_size = le32_to_cpu(lmm->lmm_stripe_size);
lsm->lsm_pattern = le32_to_cpu(lmm->lmm_pattern);
lsm->lsm_object_gr = le64_to_cpu(lmm->lmm_object_gr);
lsm->lsm_stripe_size = le32_to_cpu(lmm->lmm_stripe_size);
lsm->lsm_pattern = le32_to_cpu(lmm->lmm_pattern);
for (i = 0, loi = lsm->lsm_oinfo; i < lsm->lsm_stripe_count; i++) {
/* XXX LOV STACKING call down to osc_unpackmd() */
for (i = 0, loi = lsm->lsm_oinfo; i < lsm->lsm_stripe_count; i++) {
/* XXX LOV STACKING call down to osc_unpackmd() */
loi->loi_gr = le64_to_cpu(lmm->lmm_objects[i].l_object_gr);
loi->loi_ost_idx = le32_to_cpu(lmm->lmm_objects[i].l_ost_idx);
loi->loi_ost_gen = le32_to_cpu(lmm->lmm_objects[i].l_ost_gen);
loi->loi_gr = le64_to_cpu(lmm->lmm_objects[i].l_object_gr);
loi->loi_ost_idx = le32_to_cpu(lmm->lmm_objects[i].l_ost_idx);
loi->loi_ost_gen = le32_to_cpu(lmm->lmm_objects[i].l_ost_gen);
CERROR("OST index %d more than OST count %d\n",
loi->loi_ost_idx, lov->desc.ld_tgt_count);
lov_dump_lmm_v1(D_WARNING, lmm);
CERROR("OST index %d more than OST count %d\n",
loi->loi_ost_idx, lov->desc.ld_tgt_count);
lov_dump_lmm_v1(D_WARNING, lmm);
(*lsmp)->lsm_oinfo[0].loi_ost_idx = lum.lmm_stripe_offset;
(*lsmp)->lsm_stripe_size = lum.lmm_stripe_size;
(*lsmp)->lsm_oinfo[0].loi_ost_idx = lum.lmm_stripe_offset;
(*lsmp)->lsm_stripe_size = lum.lmm_stripe_size;
for (i = 0; i < lump->lmm_stripe_count; i++) {
__u32 len = sizeof(last_id);
oexp = lov->tgts[lump->lmm_objects[i].l_ost_idx].ltd_exp;
for (i = 0; i < lump->lmm_stripe_count; i++) {
__u32 len = sizeof(last_id);
oexp = lov->tgts[lump->lmm_objects[i].l_ost_idx].ltd_exp;
- rc = obd_get_info(oexp, strlen("last_id"), "last_id",
- &len, &last_id);
+ rc = obd_get_info(oexp, strlen("last_id"), "last_id",
+ &len, &last_id);
- "ost idx %d "LPD64" > "LPD64" \n",
- lump->lmm_objects[i].l_ost_idx,
- lump->lmm_objects[i].l_object_id, last_id);
+ "ost idx %d "LPD64" > "LPD64" \n",
+ lump->lmm_objects[i].l_ost_idx,
+ lump->lmm_objects[i].l_object_id, last_id);
(*lsmp)->lsm_oinfo[i].loi_id = lump->lmm_objects[i].l_object_id;
(*lsmp)->lsm_oinfo[i].loi_gr = lump->lmm_objects[i].l_object_gr;
}
(*lsmp)->lsm_oinfo[i].loi_id = lump->lmm_objects[i].l_object_id;
(*lsmp)->lsm_oinfo[i].loi_gr = lump->lmm_objects[i].l_object_gr;
}
LASSERT(sizeof(lum.lmm_objects[0]) == sizeof(lmmk->lmm_objects[0]));
/* User wasn't expecting this many OST entries */
LASSERT(sizeof(lum.lmm_objects[0]) == sizeof(lmmk->lmm_objects[0]));
/* User wasn't expecting this many OST entries */
- if (lum.lmm_stripe_count < lmmk->lmm_stripe_count)
+ if (lum.lmm_stripe_count == 0) {
+ rc = copy_to_user(lump, lmmk, sizeof(lum));
+ if (rc)
+ rc = -EFAULT;
+ } else if (lum.lmm_stripe_count < lmmk->lmm_stripe_count) {