#include "mdd_internal.h"
static const struct lu_object_operations mdd_lu_obj_ops;
+extern cfs_mem_cache_t *mdd_object_kmem;
static int mdd_xattr_get(const struct lu_env *env,
struct md_object *obj, struct lu_buf *buf,
void mdd_buf_put(struct lu_buf *buf)
{
- if (buf == NULL || buf->lb_buf == NULL)
- return;
- OBD_FREE_LARGE(buf->lb_buf, buf->lb_len);
- buf->lb_buf = NULL;
- buf->lb_len = 0;
+ if (buf == NULL || buf->lb_buf == NULL)
+ return;
+ OBD_FREE_LARGE(buf->lb_buf, buf->lb_len);
+ *buf = LU_BUF_NULL;
}
const struct lu_buf *mdd_buf_get_const(const struct lu_env *env,
struct lu_buf *mdd_buf_alloc(const struct lu_env *env, ssize_t len)
{
- struct lu_buf *buf = &mdd_env_info(env)->mti_big_buf;
+ struct lu_buf *buf = &mdd_env_info(env)->mti_big_buf;
- if ((len > buf->lb_len) && (buf->lb_buf != NULL)) {
- OBD_FREE_LARGE(buf->lb_buf, buf->lb_len);
- buf->lb_buf = NULL;
- }
- if (buf->lb_buf == NULL) {
- buf->lb_len = len;
- OBD_ALLOC_LARGE(buf->lb_buf, buf->lb_len);
- if (buf->lb_buf == NULL)
- buf->lb_len = 0;
- }
- return buf;
+ if ((len > buf->lb_len) && (buf->lb_buf != NULL)) {
+ OBD_FREE_LARGE(buf->lb_buf, buf->lb_len);
+ *buf = LU_BUF_NULL;
+ }
+ if (memcmp(buf, &LU_BUF_NULL, sizeof(*buf)) == 0) {
+ buf->lb_len = len;
+ OBD_ALLOC_LARGE(buf->lb_buf, buf->lb_len);
+ if (buf->lb_buf == NULL)
+ *buf = LU_BUF_NULL;
+ }
+ return buf;
}
/** Increase the size of the \a mti_big_buf.
return 0;
}
-struct llog_cookie *mdd_max_cookie_get(const struct lu_env *env,
- struct mdd_device *mdd)
-{
- struct mdd_thread_info *mti = mdd_env_info(env);
- int max_cookie_size;
-
- max_cookie_size = mdd_lov_cookiesize(env, mdd);
- if (unlikely(mti->mti_max_cookie_size < max_cookie_size)) {
- if (mti->mti_max_cookie)
- OBD_FREE_LARGE(mti->mti_max_cookie,
- mti->mti_max_cookie_size);
- mti->mti_max_cookie = NULL;
- mti->mti_max_cookie_size = 0;
- }
- if (unlikely(mti->mti_max_cookie == NULL)) {
- OBD_ALLOC_LARGE(mti->mti_max_cookie, max_cookie_size);
- if (likely(mti->mti_max_cookie != NULL))
- mti->mti_max_cookie_size = max_cookie_size;
- }
- if (likely(mti->mti_max_cookie != NULL))
- memset(mti->mti_max_cookie, 0, mti->mti_max_cookie_size);
- return mti->mti_max_cookie;
-}
-
-struct lov_mds_md *mdd_max_lmm_buffer(const struct lu_env *env, int size)
-{
- struct mdd_thread_info *mti = mdd_env_info(env);
-
- if (unlikely(mti->mti_max_lmm_size < size)) {
- int rsize = size_roundup_power2(size);
-
- if (mti->mti_max_lmm_size > 0) {
- LASSERT(mti->mti_max_lmm);
- OBD_FREE_LARGE(mti->mti_max_lmm,
- mti->mti_max_lmm_size);
- mti->mti_max_lmm = NULL;
- mti->mti_max_lmm_size = 0;
- }
-
- OBD_ALLOC_LARGE(mti->mti_max_lmm, rsize);
- if (likely(mti->mti_max_lmm != NULL))
- mti->mti_max_lmm_size = rsize;
- }
- return mti->mti_max_lmm;
-}
-
-struct lov_mds_md *mdd_max_lmm_get(const struct lu_env *env,
- struct mdd_device *mdd)
-{
- int max_lmm_size;
-
- max_lmm_size = mdd_lov_mdsize(env, mdd);
- return mdd_max_lmm_buffer(env, max_lmm_size);
-}
-
struct lu_object *mdd_object_alloc(const struct lu_env *env,
const struct lu_object_header *hdr,
struct lu_device *d)
{
struct mdd_object *mdd_obj;
- OBD_ALLOC_PTR(mdd_obj);
+ OBD_SLAB_ALLOC_PTR_GFP(mdd_obj, mdd_object_kmem, CFS_ALLOC_IO);
if (mdd_obj != NULL) {
struct lu_object *o;
struct mdd_object *mdd = lu2mdd_obj(o);
lu_object_fini(o);
- OBD_FREE_PTR(mdd);
+ OBD_SLAB_FREE_PTR(mdd, mdd_object_kmem);
}
static int mdd_object_print(const struct lu_env *env, void *cookie,
RETURN(rc);
}
-/* get only inode attributes */
-int mdd_iattr_get(const struct lu_env *env, struct mdd_object *mdd_obj,
- struct md_attr *ma)
-{
- int rc = 0;
- ENTRY;
-
- if (ma->ma_valid & MA_INODE)
- RETURN(0);
-
- rc = mdd_la_get(env, mdd_obj, &ma->ma_attr,
- mdd_object_capa(env, mdd_obj));
- if (rc == 0)
- ma->ma_valid |= MA_INODE;
- RETURN(rc);
-}
-
-int mdd_get_default_md(struct mdd_object *mdd_obj, struct lov_mds_md *lmm)
-{
- struct lov_desc *ldesc;
- struct mdd_device *mdd = mdo2mdd(&mdd_obj->mod_obj);
- struct lov_user_md *lum = (struct lov_user_md*)lmm;
- ENTRY;
-
- if (!lum)
- RETURN(0);
-
- ldesc = &mdd->mdd_obd_dev->u.mds.mds_lov_desc;
- LASSERT(ldesc != NULL);
-
- lum->lmm_magic = LOV_MAGIC_V1;
- lum->lmm_object_seq = FID_SEQ_LOV_DEFAULT;
- lum->lmm_pattern = ldesc->ld_pattern;
- lum->lmm_stripe_size = ldesc->ld_default_stripe_size;
- lum->lmm_stripe_count = ldesc->ld_default_stripe_count;
- lum->lmm_stripe_offset = ldesc->ld_default_stripe_offset;
-
- RETURN(sizeof(*lum));
-}
-
-static int is_rootdir(struct mdd_object *mdd_obj)
-{
- const struct mdd_device *mdd_dev = mdd_obj2mdd_dev(mdd_obj);
- const struct lu_fid *fid = mdo2fid(mdd_obj);
-
- return lu_fid_eq(&mdd_dev->mdd_root_fid, fid);
-}
-
-int mdd_big_lmm_get(const struct lu_env *env, struct mdd_object *obj,
- struct md_attr *ma)
-{
- struct mdd_thread_info *info = mdd_env_info(env);
- int size;
- int rc = -EINVAL;
- ENTRY;
-
- LASSERT(info != NULL);
- LASSERT(ma->ma_big_lmm_used == 0);
-
- if (ma->ma_lmm_size == 0) {
- CERROR("No buffer to hold %s xattr of object "DFID"\n",
- XATTR_NAME_LOV, PFID(mdd_object_fid(obj)));
- RETURN(rc);
- }
-
- rc = mdo_xattr_get(env, obj, &LU_BUF_NULL, XATTR_NAME_LOV,
- mdd_object_capa(env, obj));
- if (rc < 0)
- RETURN(rc);
-
- /* big_lmm may need to grow */
- size = rc;
- mdd_max_lmm_buffer(env, size);
- if (info->mti_max_lmm == NULL)
- RETURN(-ENOMEM);
-
- LASSERT(info->mti_max_lmm_size >= size);
- rc = mdd_get_md(env, obj, info->mti_max_lmm, &size,
- XATTR_NAME_LOV);
- if (rc < 0)
- RETURN(rc);
-
- ma->ma_big_lmm_used = 1;
- ma->ma_valid |= MA_LOV;
- ma->ma_lmm = info->mti_max_lmm;
- ma->ma_lmm_size = size;
- LASSERT(size == rc);
- RETURN(rc);
-}
-
-/* get lov EA only */
-static int __mdd_lmm_get(const struct lu_env *env,
- struct mdd_object *mdd_obj, struct md_attr *ma)
-{
- int rc;
- ENTRY;
-
- if (ma->ma_valid & MA_LOV)
- RETURN(0);
-
- rc = mdd_get_md(env, mdd_obj, ma->ma_lmm, &ma->ma_lmm_size,
- XATTR_NAME_LOV);
- if (rc == -ERANGE)
- rc = mdd_big_lmm_get(env, mdd_obj, ma);
- else if (rc == 0 && (ma->ma_need & MA_LOV_DEF) && is_rootdir(mdd_obj))
- rc = mdd_get_default_md(mdd_obj, ma->ma_lmm);
-
- if (rc > 0) {
- ma->ma_lmm_size = rc;
- ma->ma_layout_gen = ma->ma_lmm->lmm_layout_gen;
- ma->ma_valid |= MA_LOV | MA_LAY_GEN;
- rc = 0;
- }
- RETURN(rc);
-}
-
-/* get the first parent fid from link EA */
-static int mdd_pfid_get(const struct lu_env *env,
- struct mdd_object *mdd_obj, struct md_attr *ma)
-{
- struct lu_buf *buf;
- struct link_ea_header *leh;
- struct link_ea_entry *lee;
- struct lu_fid *pfid = &ma->ma_pfid;
- ENTRY;
-
- if (ma->ma_valid & MA_PFID)
- RETURN(0);
-
- buf = mdd_links_get(env, mdd_obj);
- if (IS_ERR(buf))
- RETURN(PTR_ERR(buf));
-
- leh = buf->lb_buf;
- lee = (struct link_ea_entry *)(leh + 1);
- memcpy(pfid, &lee->lee_parent_fid, sizeof(*pfid));
- fid_be_to_cpu(pfid, pfid);
- ma->ma_valid |= MA_PFID;
- if (buf->lb_len > OBD_ALLOC_BIG)
- /* if we vmalloced a large buffer drop it */
- mdd_buf_put(buf);
- RETURN(0);
-}
-
-int mdd_lmm_get_locked(const struct lu_env *env, struct mdd_object *mdd_obj,
- struct md_attr *ma)
-{
- int rc;
- ENTRY;
-
- mdd_read_lock(env, mdd_obj, MOR_TGT_CHILD);
- rc = __mdd_lmm_get(env, mdd_obj, ma);
- mdd_read_unlock(env, mdd_obj);
- RETURN(rc);
-}
-
-/* get lmv EA only*/
-static int __mdd_lmv_get(const struct lu_env *env,
- struct mdd_object *mdd_obj, struct md_attr *ma)
-{
- int rc;
- ENTRY;
-
- if (ma->ma_valid & MA_LMV)
- RETURN(0);
-
- rc = mdd_get_md(env, mdd_obj, ma->ma_lmv, &ma->ma_lmv_size,
- XATTR_NAME_LMV);
- if (rc > 0) {
- ma->ma_valid |= MA_LMV;
- rc = 0;
- }
- RETURN(rc);
-}
-
-static int __mdd_lma_get(const struct lu_env *env, struct mdd_object *mdd_obj,
- struct md_attr *ma)
-{
- struct mdd_thread_info *info = mdd_env_info(env);
- struct lustre_mdt_attrs *lma =
- (struct lustre_mdt_attrs *)info->mti_xattr_buf;
- int lma_size;
- int rc;
- ENTRY;
-
- /* If all needed data are already valid, nothing to do */
- if ((ma->ma_valid & (MA_HSM | MA_SOM)) ==
- (ma->ma_need & (MA_HSM | MA_SOM)))
- RETURN(0);
-
- /* Read LMA from disk EA */
- lma_size = sizeof(info->mti_xattr_buf);
- rc = mdd_get_md(env, mdd_obj, lma, &lma_size, XATTR_NAME_LMA);
- if (rc <= 0)
- RETURN(rc);
-
- /* Useless to check LMA incompatibility because this is already done in
- * osd_ea_fid_get(), and this will fail long before this code is
- * called.
- * So, if we are here, LMA is compatible.
- */
-
- lustre_lma_swab(lma);
-
- /* Swab and copy LMA */
- if (ma->ma_need & MA_HSM) {
- if (lma->lma_compat & LMAC_HSM)
- ma->ma_hsm.mh_flags = lma->lma_flags & HSM_FLAGS_MASK;
- else
- ma->ma_hsm.mh_flags = 0;
- ma->ma_valid |= MA_HSM;
- }
-
- /* Copy SOM */
- if (ma->ma_need & MA_SOM && lma->lma_compat & LMAC_SOM) {
- LASSERT(ma->ma_som != NULL);
- ma->ma_som->msd_ioepoch = lma->lma_ioepoch;
- ma->ma_som->msd_size = lma->lma_som_size;
- ma->ma_som->msd_blocks = lma->lma_som_blocks;
- ma->ma_som->msd_mountid = lma->lma_som_mountid;
- ma->ma_valid |= MA_SOM;
- }
-
- RETURN(0);
-}
-
-int mdd_attr_get_internal(const struct lu_env *env, struct mdd_object *mdd_obj,
- struct md_attr *ma)
-{
- int rc = 0;
- ENTRY;
-
- if (ma->ma_need & MA_INODE)
- rc = mdd_iattr_get(env, mdd_obj, ma);
-
- if (rc == 0 && ma->ma_need & MA_LOV) {
- if (S_ISREG(mdd_object_type(mdd_obj)) ||
- S_ISDIR(mdd_object_type(mdd_obj)))
- rc = __mdd_lmm_get(env, mdd_obj, ma);
- }
- if (rc == 0 && ma->ma_need & MA_PFID && !(ma->ma_valid & MA_LOV)) {
- if (S_ISREG(mdd_object_type(mdd_obj)))
- rc = mdd_pfid_get(env, mdd_obj, ma);
- }
- if (rc == 0 && ma->ma_need & MA_LMV) {
- if (S_ISDIR(mdd_object_type(mdd_obj)))
- rc = __mdd_lmv_get(env, mdd_obj, ma);
- }
- if (rc == 0 && ma->ma_need & (MA_HSM | MA_SOM)) {
- if (S_ISREG(mdd_object_type(mdd_obj)))
- rc = __mdd_lma_get(env, mdd_obj, ma);
- }
-#ifdef CONFIG_FS_POSIX_ACL
- if (rc == 0 && ma->ma_need & MA_ACL_DEF) {
- if (S_ISDIR(mdd_object_type(mdd_obj)))
- rc = mdd_def_acl_get(env, mdd_obj, ma);
- }
-#endif
- CDEBUG(D_INODE, "after getattr rc = %d, ma_valid = "LPX64" ma_lmm=%p\n",
- rc, ma->ma_valid, ma->ma_lmm);
- RETURN(rc);
-}
-
-int mdd_attr_get_internal_locked(const struct lu_env *env,
- struct mdd_object *mdd_obj, struct md_attr *ma)
-{
- int rc;
- int needlock = ma->ma_need &
- (MA_LOV | MA_LMV | MA_ACL_DEF | MA_HSM | MA_SOM | MA_PFID);
-
- if (needlock)
- mdd_read_lock(env, mdd_obj, MOR_TGT_CHILD);
- rc = mdd_attr_get_internal(env, mdd_obj, ma);
- if (needlock)
- mdd_read_unlock(env, mdd_obj);
- return rc;
-}
-
/*
* No permission check is needed.
*/
int mdd_attr_get(const struct lu_env *env, struct md_object *obj,
struct md_attr *ma)
{
- struct mdd_object *mdd_obj = md2mdd_obj(obj);
- int rc;
-
+ int rc;
ENTRY;
- rc = mdd_attr_get_internal_locked(env, mdd_obj, ma);
+
+ return mdd_la_get(env, md2mdd_obj(obj), &ma->ma_attr,
+ mdd_object_capa(env, md2mdd_obj(obj)));
RETURN(rc);
}
}
int mdd_declare_object_create_internal(const struct lu_env *env,
- struct mdd_object *p,
- struct mdd_object *c,
- struct md_attr *ma,
- struct thandle *handle,
- const struct md_op_spec *spec)
+ struct mdd_object *p,
+ struct mdd_object *c,
+ struct lu_attr *attr,
+ struct thandle *handle,
+ const struct md_op_spec *spec)
{
struct dt_object_format *dof = &mdd_env_info(env)->mti_dof;
const struct dt_index_features *feat = spec->sp_feat;
int rc;
ENTRY;
- if (feat != &dt_directory_features && feat != NULL)
+ if (feat != &dt_directory_features && feat != NULL) {
dof->dof_type = DFT_INDEX;
- else
- dof->dof_type = dt_mode_to_dft(ma->ma_attr.la_mode);
-
- dof->u.dof_idx.di_feat = feat;
+ dof->u.dof_idx.di_feat = feat;
+
+ } else {
+ dof->dof_type = dt_mode_to_dft(attr->la_mode);
+ if (dof->dof_type == DFT_REGULAR) {
+ dof->u.dof_reg.striped =
+ md_should_create(spec->sp_cr_flags);
+ if (spec->sp_cr_flags & MDS_OPEN_HAS_EA)
+ dof->u.dof_reg.striped = 0;
+ /* is this replay? */
+ if (spec->no_create)
+ dof->u.dof_reg.striped = 0;
+ }
+ }
- rc = mdo_declare_create_obj(env, c, &ma->ma_attr, NULL, dof, handle);
+ rc = mdo_declare_create_obj(env, c, attr, NULL, dof, handle);
RETURN(rc);
}
int mdd_object_create_internal(const struct lu_env *env, struct mdd_object *p,
- struct mdd_object *c, struct md_attr *ma,
+ struct mdd_object *c, struct lu_attr *attr,
struct thandle *handle,
const struct md_op_spec *spec)
{
- struct lu_attr *attr = &ma->ma_attr;
struct dt_allocation_hint *hint = &mdd_env_info(env)->mti_hint;
struct dt_object_format *dof = &mdd_env_info(env)->mti_dof;
- const struct dt_index_features *feat = spec->sp_feat;
int rc;
ENTRY;
- if (!mdd_object_exists(c)) {
- struct dt_object *next = mdd_object_child(c);
- LASSERT(next);
-
- if (feat != &dt_directory_features && feat != NULL)
- dof->dof_type = DFT_INDEX;
- else
- dof->dof_type = dt_mode_to_dft(attr->la_mode);
+ LASSERT(!mdd_object_exists(c));
- dof->u.dof_idx.di_feat = feat;
+ rc = mdo_create_obj(env, c, attr, hint, dof, handle);
- /* @hint will be initialized by underlying device. */
- next->do_ops->do_ah_init(env, hint,
- p ? mdd_object_child(p) : NULL,
- attr->la_mode & S_IFMT);
+ LASSERT(ergo(rc == 0, mdd_object_exists(c)));
- rc = mdo_create_obj(env, c, attr, hint, dof, handle);
- LASSERT(ergo(rc == 0, mdd_object_exists(c)));
- } else
- rc = -EEXIST;
-
- RETURN(rc);
+ RETURN(rc);
}
/**
RETURN(0);
}
-int mdd_attr_set_internal(const struct lu_env *env,
- struct mdd_object *obj,
- struct lu_attr *attr,
- struct thandle *handle,
- int needacl)
+int mdd_attr_set_internal(const struct lu_env *env, struct mdd_object *obj,
+ struct lu_attr *attr, struct thandle *handle,
+ int needacl)
{
int rc;
ENTRY;
}
int mdd_attr_check_set_internal(const struct lu_env *env,
- struct mdd_object *obj,
- struct lu_attr *attr,
- struct thandle *handle,
- int needacl)
+ struct mdd_object *obj, struct lu_attr *attr,
+ struct thandle *handle, int needacl)
{
int rc;
ENTRY;
RETURN(rc);
}
-static int mdd_attr_set_internal_locked(const struct lu_env *env,
- struct mdd_object *obj,
- struct lu_attr *attr,
- struct thandle *handle,
- int needacl)
-{
- int rc;
- ENTRY;
-
- needacl = needacl && (attr->la_valid & LA_MODE);
- if (needacl)
- mdd_write_lock(env, obj, MOR_TGT_CHILD);
- rc = mdd_attr_set_internal(env, obj, attr, handle, needacl);
- if (needacl)
- mdd_write_unlock(env, obj);
- RETURN(rc);
-}
-
-int mdd_attr_check_set_internal_locked(const struct lu_env *env,
- struct mdd_object *obj,
- struct lu_attr *attr,
- struct thandle *handle,
- int needacl)
-{
- int rc;
- ENTRY;
-
- needacl = needacl && (attr->la_valid & LA_MODE);
- if (needacl)
- mdd_write_lock(env, obj, MOR_TGT_CHILD);
- rc = mdd_attr_check_set_internal(env, obj, attr, handle, needacl);
- if (needacl)
- mdd_write_unlock(env, obj);
- RETURN(rc);
-}
-
-int __mdd_xattr_set(const struct lu_env *env, struct mdd_object *obj,
- const struct lu_buf *buf, const char *name,
- int fl, struct thandle *handle)
-{
- struct lustre_capa *capa = mdd_object_capa(env, obj);
- int rc = -EINVAL;
- ENTRY;
-
- if (buf->lb_buf && buf->lb_len > 0)
- rc = mdo_xattr_set(env, obj, buf, name, 0, handle, capa);
- else if (buf->lb_buf == NULL && buf->lb_len == 0)
- rc = mdo_xattr_del(env, obj, name, handle, capa);
-
- RETURN(rc);
-}
-
/*
* This gives the same functionality as the code between
* sys_chmod and inode_setattr
* This API is ported from mds_fix_attr but remove some unnecesssary stuff.
*/
static int mdd_fix_attr(const struct lu_env *env, struct mdd_object *obj,
- struct lu_attr *la, const struct md_attr *ma)
+ struct lu_attr *la, const unsigned long flags)
{
struct lu_attr *tmp_la = &mdd_env_info(env)->mti_la;
struct md_ucred *uc;
RETURN(rc);
if (la->la_valid == LA_CTIME) {
- if (!(ma->ma_attr_flags & MDS_PERM_BYPASS))
+ if (!(flags & MDS_PERM_BYPASS))
/* This is only for set ctime when rename's source is
* on remote MDS. */
- rc = mdd_may_delete(env, NULL, obj,
- (struct md_attr *)ma, 1, 0);
+ rc = mdd_may_delete(env, NULL, obj, tmp_la, NULL, 1, 0);
if (rc == 0 && la->la_ctime <= tmp_la->la_ctime)
la->la_valid &= ~LA_CTIME;
RETURN(rc);
if ((mdd_is_immutable(obj) || mdd_is_append(obj)) &&
(la->la_valid & ~LA_FLAGS) &&
- !(ma->ma_attr_flags & MDS_PERM_BYPASS))
+ !(flags & MDS_PERM_BYPASS))
RETURN(-EPERM);
/* Check for setting the obj time. */
!(la->la_valid & ~(LA_MTIME | LA_ATIME | LA_CTIME))) {
if ((uc->mu_fsuid != tmp_la->la_uid) &&
!mdd_capable(uc, CFS_CAP_FOWNER)) {
- rc = mdd_permission_internal_locked(env, obj, tmp_la,
- MAY_WRITE,
- MOR_TGT_CHILD);
+ rc = mdd_permission_internal(env, obj, tmp_la,
+ MAY_WRITE);
if (rc)
RETURN(rc);
}
/* Make sure a caller can chmod. */
if (la->la_valid & LA_MODE) {
- if (!(ma->ma_attr_flags & MDS_PERM_BYPASS) &&
+ if (!(flags & MDS_PERM_BYPASS) &&
(uc->mu_fsuid != tmp_la->la_uid) &&
!mdd_capable(uc, CFS_CAP_FOWNER))
RETURN(-EPERM);
/* For both Size-on-MDS case and truncate case,
* "la->la_valid & (LA_SIZE | LA_BLOCKS)" are ture.
- * We distinguish them by "ma->ma_attr_flags & MDS_SOM".
+ * We distinguish them by "flags & MDS_SOM".
* For SOM case, it is true, the MAY_WRITE perm has been checked
* when open, no need check again. For truncate case, it is false,
* the MAY_WRITE perm should be checked here. */
- if (ma->ma_attr_flags & MDS_SOM) {
+ if (flags & MDS_SOM) {
/* For the "Size-on-MDS" setattr update, merge coming
* attributes with the set in the inode. BUG 10641 */
if ((la->la_valid & LA_ATIME) &&
la->la_valid &= ~(LA_MTIME | LA_CTIME);
} else {
if (la->la_valid & (LA_SIZE | LA_BLOCKS)) {
- if (!((ma->ma_attr_flags & MDS_OPEN_OWNEROVERRIDE) &&
+ if (!((flags & MDS_OPEN_OWNEROVERRIDE) &&
(uc->mu_fsuid == tmp_la->la_uid)) &&
- !(ma->ma_attr_flags & MDS_PERM_BYPASS)) {
- rc = mdd_permission_internal_locked(env, obj,
- tmp_la, MAY_WRITE,
- MOR_TGT_CHILD);
+ !(flags & MDS_PERM_BYPASS)) {
+ rc = mdd_permission_internal(env, obj,
+ tmp_la, MAY_WRITE);
if (rc)
RETURN(rc);
}
* \param mdd_obj - mdd_object of change
* \param handle - transacion handle
*/
-static int mdd_changelog_data_store(const struct lu_env *env,
- struct mdd_device *mdd,
- enum changelog_rec_type type,
- int flags,
- struct mdd_object *mdd_obj,
- struct thandle *handle)
-{
- const struct lu_fid *tfid = mdo2fid(mdd_obj);
- struct llog_changelog_rec *rec;
- struct thandle *th = NULL;
- struct lu_buf *buf;
- int reclen;
- int rc;
+static int mdd_changelog_data_store(const struct lu_env *env,
+ struct mdd_device *mdd,
+ enum changelog_rec_type type,
+ int flags, struct mdd_object *mdd_obj,
+ struct thandle *handle)
+{
+ const struct lu_fid *tfid = mdo2fid(mdd_obj);
+ struct llog_changelog_rec *rec;
+ struct lu_buf *buf;
+ int reclen;
+ int rc;
/* Not recording */
if (!(mdd->mdd_cl.mc_flags & CLM_ON))
buf = mdd_buf_alloc(env, reclen);
if (buf->lb_buf == NULL)
RETURN(-ENOMEM);
- rec = (struct llog_changelog_rec *)buf->lb_buf;
+ rec = buf->lb_buf;
rec->cr.cr_flags = CLF_VERSION | (CLF_FLAGMASK & flags);
rec->cr.cr_type = (__u32)type;
rec->cr.cr_namelen = 0;
mdd_obj->mod_cltime = cfs_time_current_64();
- rc = mdd_changelog_llog_write(mdd, rec, handle ? : th);
-
- if (th)
- mdd_trans_stop(env, mdd, rc, th);
+ rc = mdd_changelog_store(env, mdd, rec, handle);
- if (rc < 0) {
- CERROR("changelog failed: rc=%d op%d t"DFID"\n",
- rc, type, PFID(tfid));
- return -EFAULT;
- }
-
- return 0;
+ RETURN(rc);
}
int mdd_changelog(const struct lu_env *env, enum changelog_rec_type type,
handle = mdd_trans_create(env, mdd);
if (IS_ERR(handle))
- return(PTR_ERR(handle));
+ RETURN(PTR_ERR(handle));
rc = mdd_declare_changelog_store(env, mdd, NULL, handle);
if (rc)
}
/**
- * Should be called with write lock held.
- *
- * \see mdd_lma_set_locked().
- */
-static int __mdd_lma_set(const struct lu_env *env, struct mdd_object *mdd_obj,
- const struct md_attr *ma, struct thandle *handle)
-{
- struct mdd_thread_info *info = mdd_env_info(env);
- struct lu_buf *buf;
- struct lustre_mdt_attrs *lma =
- (struct lustre_mdt_attrs *) info->mti_xattr_buf;
- int lmasize = sizeof(struct lustre_mdt_attrs);
- int rc = 0;
-
- ENTRY;
-
- /* Either HSM or SOM part is not valid, we need to read it before */
- if ((!ma->ma_valid) & (MA_HSM | MA_SOM)) {
- rc = mdd_get_md(env, mdd_obj, lma, &lmasize, XATTR_NAME_LMA);
- if (rc <= 0)
- RETURN(rc);
-
- lustre_lma_swab(lma);
- } else {
- memset(lma, 0, lmasize);
- }
-
- /* Copy HSM data */
- if (ma->ma_valid & MA_HSM) {
- lma->lma_flags |= ma->ma_hsm.mh_flags & HSM_FLAGS_MASK;
- lma->lma_compat |= LMAC_HSM;
- }
-
- /* Copy SOM data */
- if (ma->ma_valid & MA_SOM) {
- LASSERT(ma->ma_som != NULL);
- if (ma->ma_som->msd_ioepoch == IOEPOCH_INVAL) {
- lma->lma_compat &= ~LMAC_SOM;
- } else {
- lma->lma_compat |= LMAC_SOM;
- lma->lma_ioepoch = ma->ma_som->msd_ioepoch;
- lma->lma_som_size = ma->ma_som->msd_size;
- lma->lma_som_blocks = ma->ma_som->msd_blocks;
- lma->lma_som_mountid = ma->ma_som->msd_mountid;
- }
- }
-
- /* Copy FID */
- memcpy(&lma->lma_self_fid, mdo2fid(mdd_obj), sizeof(lma->lma_self_fid));
-
- lustre_lma_swab(lma);
- buf = mdd_buf_get(env, lma, lmasize);
- rc = __mdd_xattr_set(env, mdd_obj, buf, XATTR_NAME_LMA, 0, handle);
-
- RETURN(rc);
-}
-
-/**
* Save LMA extended attributes with data from \a ma.
*
* HSM and Size-On-MDS data will be extracted from \ma if they are valid, if
* not, LMA EA will be first read from disk, modified and write back.
*
*/
-static int mdd_lma_set_locked(const struct lu_env *env,
- struct mdd_object *mdd_obj,
- const struct md_attr *ma, struct thandle *handle)
-{
- int rc;
-
- mdd_write_lock(env, mdd_obj, MOR_TGT_CHILD);
- rc = __mdd_lma_set(env, mdd_obj, ma, handle);
- mdd_write_unlock(env, mdd_obj);
- return rc;
-}
-
/* Precedence for choosing record type when multiple
* attributes change: setattr > mtime > ctime > atime
* (ctime changes when mtime does, plus chmod/chown.
static int mdd_declare_attr_set(const struct lu_env *env,
struct mdd_device *mdd,
struct mdd_object *obj,
- const struct md_attr *ma,
- struct lov_mds_md *lmm,
+ const struct lu_attr *attr,
struct thandle *handle)
{
- struct lu_buf *buf = &mdd_env_info(env)->mti_buf;
- int rc, i;
-
- rc = mdo_declare_attr_set(env, obj, &ma->ma_attr, handle);
- if (rc)
- return rc;
+ int rc;
- rc = mdd_declare_changelog_store(env, mdd, NULL, handle);
+ rc = mdo_declare_attr_set(env, obj, attr, handle);
if (rc)
return rc;
- if (ma->ma_valid & MA_LOV) {
- buf->lb_buf = NULL;
- buf->lb_len = ma->ma_lmm_size;
- rc = mdo_declare_xattr_set(env, obj, buf, XATTR_NAME_LOV,
- 0, handle);
- if (rc)
- return rc;
- }
-
- if (ma->ma_valid & (MA_HSM | MA_SOM)) {
- buf->lb_buf = NULL;
- buf->lb_len = sizeof(struct lustre_mdt_attrs);
- rc = mdo_declare_xattr_set(env, obj, buf, XATTR_NAME_LMA,
- 0, handle);
- if (rc)
- return rc;
- }
-
#ifdef CONFIG_FS_POSIX_ACL
- if (ma->ma_attr.la_valid & LA_MODE) {
+ if (attr->la_valid & LA_MODE) {
mdd_read_lock(env, obj, MOR_TGT_CHILD);
- rc = mdo_xattr_get(env, obj, buf, XATTR_NAME_ACL_ACCESS,
- BYPASS_CAPA);
+ rc = mdo_xattr_get(env, obj, &LU_BUF_NULL,
+ XATTR_NAME_ACL_ACCESS, BYPASS_CAPA);
mdd_read_unlock(env, obj);
if (rc == -EOPNOTSUPP || rc == -ENODATA)
rc = 0;
return rc;
if (rc != 0) {
- buf->lb_buf = NULL;
- buf->lb_len = rc;
+ struct lu_buf *buf = mdd_buf_get(env, NULL, rc);
rc = mdo_declare_xattr_set(env, obj, buf,
XATTR_NAME_ACL_ACCESS, 0,
handle);
}
#endif
- /* basically the log is the same as in unlink case */
- if (lmm) {
- __u16 stripe;
-
- if (le32_to_cpu(lmm->lmm_magic) != LOV_MAGIC_V1 &&
- le32_to_cpu(lmm->lmm_magic) != LOV_MAGIC_V3) {
- CERROR("%s: invalid LOV_MAGIC %08x on object "DFID"\n",
- mdd->mdd_obd_dev->obd_name,
- le32_to_cpu(lmm->lmm_magic),
- PFID(lu_object_fid(&obj->mod_obj.mo_lu)));
- return -EINVAL;
- }
-
- stripe = le16_to_cpu(lmm->lmm_stripe_count);
- if (stripe == LOV_ALL_STRIPES) {
- struct lov_desc *ldesc;
-
- ldesc = &mdd->mdd_obd_dev->u.mds.mds_lov_desc;
- LASSERT(ldesc != NULL);
- stripe = ldesc->ld_tgt_count;
- }
-
- for (i = 0; i < stripe; i++) {
- rc = mdd_declare_llog_record(env, mdd,
- sizeof(struct llog_unlink_rec),
- handle);
- if (rc)
- return rc;
- }
- }
-
- return rc;
+ rc = mdd_declare_changelog_store(env, mdd, NULL, handle);
+ return rc;
}
/* set attr and LOV EA at once, return updated attr */
struct mdd_object *mdd_obj = md2mdd_obj(obj);
struct mdd_device *mdd = mdo2mdd(obj);
struct thandle *handle;
- struct lov_mds_md *lmm = NULL;
- struct llog_cookie *logcookies = NULL;
- int rc, lmm_size = 0, cookie_size = 0;
struct lu_attr *la_copy = &mdd_env_info(env)->mti_la_for_fix;
-#ifdef HAVE_QUOTA_SUPPORT
- struct obd_device *obd = mdd->mdd_obd_dev;
- struct mds_obd *mds = &obd->u.mds;
- unsigned int qnids[MAXQUOTAS] = { 0, 0 };
- unsigned int qoids[MAXQUOTAS] = { 0, 0 };
- int quota_opc = 0, block_count = 0;
- int inode_pending[MAXQUOTAS] = { 0, 0 };
- int block_pending[MAXQUOTAS] = { 0, 0 };
-#endif
+ const struct lu_attr *la = &ma->ma_attr;
+ int rc;
ENTRY;
+ /* we do not use ->attr_set() for LOV/SOM/HSM EA any more */
+ LASSERT((ma->ma_valid & MA_LOV) == 0);
+ LASSERT((ma->ma_valid & MA_HSM) == 0);
+ LASSERT((ma->ma_valid & MA_SOM) == 0);
+
*la_copy = ma->ma_attr;
- rc = mdd_fix_attr(env, mdd_obj, la_copy, ma);
- if (rc != 0)
+ rc = mdd_fix_attr(env, mdd_obj, la_copy, ma->ma_attr_flags);
+ if (rc)
RETURN(rc);
/* setattr on "close" only change atime, or do nothing */
- if (ma->ma_valid == MA_INODE &&
- ma->ma_attr.la_valid == LA_ATIME && la_copy->la_valid == 0)
+ if (la->la_valid == LA_ATIME && la_copy->la_valid == 0)
RETURN(0);
- if (S_ISREG(mdd_object_type(mdd_obj)) &&
- ma->ma_attr.la_valid & (LA_UID | LA_GID)) {
- lmm_size = mdd_lov_mdsize(env, mdd);
- lmm = mdd_max_lmm_get(env, mdd);
- if (lmm == NULL)
- RETURN(-ENOMEM);
-
- rc = mdd_get_md_locked(env, mdd_obj, lmm, &lmm_size,
- XATTR_NAME_LOV);
-
- if (rc < 0)
- RETURN(rc);
- }
-
handle = mdd_trans_create(env, mdd);
if (IS_ERR(handle))
RETURN(PTR_ERR(handle));
- rc = mdd_declare_attr_set(env, mdd, mdd_obj, ma,
- lmm_size > 0 ? lmm : NULL, handle);
+ rc = mdd_declare_attr_set(env, mdd, mdd_obj, la, handle);
if (rc)
GOTO(stop, rc);
GOTO(stop, rc);
/* permission changes may require sync operation */
- if (ma->ma_attr.la_valid & (LA_MODE|LA_UID|LA_GID))
+ if (ma->ma_attr.la_valid & (LA_MODE|LA_UID|LA_GID))
handle->th_sync |= !!mdd->mdd_sync_permission;
- if (ma->ma_attr.la_valid & (LA_MTIME | LA_CTIME))
+ if (la->la_valid & (LA_MTIME | LA_CTIME))
CDEBUG(D_INODE, "setting mtime "LPU64", ctime "LPU64"\n",
- ma->ma_attr.la_mtime, ma->ma_attr.la_ctime);
-
-#ifdef HAVE_QUOTA_SUPPORT
- if (mds->mds_quota && la_copy->la_valid & (LA_UID | LA_GID)) {
- struct obd_export *exp = md_quota(env)->mq_exp;
- struct lu_attr *la_tmp = &mdd_env_info(env)->mti_la;
-
- rc = mdd_la_get(env, mdd_obj, la_tmp, BYPASS_CAPA);
- if (!rc) {
- quota_opc = FSFILT_OP_SETATTR;
- mdd_quota_wrapper(la_copy, qnids);
- mdd_quota_wrapper(la_tmp, qoids);
- /* get file quota for new owner */
- lquota_chkquota(mds_quota_interface_ref, obd, exp,
- qnids, inode_pending, 1, NULL, 0,
- NULL, 0);
- block_count = (la_tmp->la_blocks + 7) >> 3;
- if (block_count) {
- void *data = NULL;
- mdd_data_get(env, mdd_obj, &data);
- /* get block quota for new owner */
- lquota_chkquota(mds_quota_interface_ref, obd,
- exp, qnids, block_pending,
- block_count, NULL,
- LQUOTA_FLAGS_BLK, data, 1);
- }
- }
- }
-#endif
+ la->la_mtime, la->la_ctime);
if (la_copy->la_valid & LA_FLAGS) {
- rc = mdd_attr_set_internal_locked(env, mdd_obj, la_copy,
- handle, 1);
+ rc = mdd_attr_set_internal(env, mdd_obj, la_copy, handle, 1);
if (rc == 0)
mdd_flags_xlate(mdd_obj, la_copy->la_flags);
} else if (la_copy->la_valid) { /* setattr */
- rc = mdd_attr_set_internal_locked(env, mdd_obj, la_copy,
- handle, 1);
- /* journal chown/chgrp in llog, just like unlink */
- if (rc == 0 && lmm_size){
- cookie_size = mdd_lov_cookiesize(env, mdd);
- logcookies = mdd_max_cookie_get(env, mdd);
- if (logcookies == NULL)
- GOTO(cleanup, rc = -ENOMEM);
-
- if (mdd_setattr_log(env, mdd, ma, lmm, lmm_size,
- logcookies, cookie_size) <= 0)
- logcookies = NULL;
- }
- }
-
- if (rc == 0 && ma->ma_valid & MA_LOV) {
- cfs_umode_t mode;
-
- mode = mdd_object_type(mdd_obj);
- if (S_ISREG(mode) || S_ISDIR(mode)) {
- rc = mdd_lsm_sanity_check(env, mdd_obj);
- if (rc)
- GOTO(cleanup, rc);
-
- rc = mdd_lov_set_md(env, NULL, mdd_obj, ma->ma_lmm,
- ma->ma_lmm_size, handle, 1);
- }
-
+ rc = mdd_attr_set_internal(env, mdd_obj, la_copy, handle, 1);
}
- if (rc == 0 && ma->ma_valid & (MA_HSM | MA_SOM)) {
- cfs_umode_t mode;
- mode = mdd_object_type(mdd_obj);
- if (S_ISREG(mode))
- rc = mdd_lma_set_locked(env, mdd_obj, ma, handle);
-
- }
-cleanup:
if (rc == 0)
rc = mdd_attr_set_changelog(env, obj, handle,
- ma->ma_attr.la_valid);
+ la->la_valid);
stop:
mdd_trans_stop(env, mdd, rc, handle);
- if (rc == 0 && (lmm != NULL && lmm_size > 0 )) {
- /*set obd attr, if needed*/
- rc = mdd_lov_setattr_async(env, mdd_obj, lmm, lmm_size,
- logcookies);
- }
-#ifdef HAVE_QUOTA_SUPPORT
- if (quota_opc) {
- lquota_pending_commit(mds_quota_interface_ref, obd, qnids,
- inode_pending, 0);
- lquota_pending_commit(mds_quota_interface_ref, obd, qnids,
- block_pending, 1);
- /* Trigger dqrel/dqacq for original owner and new owner.
- * If failed, the next call for lquota_chkquota will
- * process it. */
- lquota_adjust(mds_quota_interface_ref, obd, qnids, qoids, rc,
- quota_opc);
- }
-#endif
- RETURN(rc);
-}
-
-int mdd_xattr_set_txn(const struct lu_env *env, struct mdd_object *obj,
- const struct lu_buf *buf, const char *name, int fl,
- struct thandle *handle)
-{
- int rc;
- ENTRY;
-
- mdd_write_lock(env, obj, MOR_TGT_CHILD);
- rc = __mdd_xattr_set(env, obj, buf, name, fl, handle);
- mdd_write_unlock(env, obj);
-
RETURN(rc);
}
const struct lu_buf *buf,
const char *name,
struct thandle *handle)
-
{
int rc;
if ((strncmp("user.", name, 5) == 0))
rc = mdd_declare_changelog_store(env, mdd, NULL, handle);
+ rc = mdd_declare_changelog_store(env, mdd, NULL, handle);
return rc;
}
int rc;
ENTRY;
+ if (!strcmp(name, XATTR_NAME_ACL_ACCESS)) {
+ rc = mdd_acl_set(env, mdd_obj, buf, fl);
+ RETURN(rc);
+ }
+
rc = mdd_xattr_sanity_check(env, mdd_obj);
if (rc)
RETURN(rc);
if (!strcmp(name, XATTR_NAME_ACL_ACCESS))
handle->th_sync |= !!mdd->mdd_sync_permission;
- rc = mdd_xattr_set_txn(env, mdd_obj, buf, name, fl, handle);
+ mdd_write_lock(env, mdd_obj, MOR_TGT_CHILD);
+ rc = mdo_xattr_set(env, mdd_obj, buf, name, fl, handle,
+ mdd_object_capa(env, mdd_obj));
+ mdd_write_unlock(env, mdd_obj);
+ if (rc)
+ GOTO(stop, rc);
/* Only record system & user xattr changes */
- if ((rc == 0) && (strncmp(XATTR_USER_PREFIX, name,
+ if (strncmp(XATTR_USER_PREFIX, name,
sizeof(XATTR_USER_PREFIX) - 1) == 0 ||
strncmp(POSIX_ACL_XATTR_ACCESS, name,
sizeof(POSIX_ACL_XATTR_ACCESS) - 1) == 0 ||
strncmp(POSIX_ACL_XATTR_DEFAULT, name,
- sizeof(POSIX_ACL_XATTR_DEFAULT) - 1) == 0))
+ sizeof(POSIX_ACL_XATTR_DEFAULT) - 1) == 0)
rc = mdd_changelog_data_store(env, mdd, CL_XATTR, 0, mdd_obj,
handle);
rc = mdo_xattr_del(env, mdd_obj, name, handle,
mdd_object_capa(env, mdd_obj));
mdd_write_unlock(env, mdd_obj);
+ if (rc)
+ GOTO(stop, rc);
/* Only record system & user xattr changes */
- if ((rc == 0) && (strncmp(XATTR_USER_PREFIX, name,
+ if (strncmp(XATTR_USER_PREFIX, name,
sizeof(XATTR_USER_PREFIX) - 1) == 0 ||
strncmp(POSIX_ACL_XATTR_ACCESS, name,
sizeof(POSIX_ACL_XATTR_ACCESS) - 1) == 0 ||
strncmp(POSIX_ACL_XATTR_DEFAULT, name,
- sizeof(POSIX_ACL_XATTR_DEFAULT) - 1) == 0))
+ sizeof(POSIX_ACL_XATTR_DEFAULT) - 1) == 0)
rc = mdd_changelog_data_store(env, mdd, CL_XATTR, 0, mdd_obj,
handle);
RETURN(rc);
}
-/* partial unlink */
-static int mdd_ref_del(const struct lu_env *env, struct md_object *obj,
- struct md_attr *ma)
-{
- struct lu_attr *la_copy = &mdd_env_info(env)->mti_la_for_fix;
- struct mdd_object *mdd_obj = md2mdd_obj(obj);
- struct mdd_device *mdd = mdo2mdd(obj);
- struct thandle *handle;
-#ifdef HAVE_QUOTA_SUPPORT
- struct obd_device *obd = mdd->mdd_obd_dev;
- struct mds_obd *mds = &obd->u.mds;
- unsigned int qids[MAXQUOTAS] = { 0, 0 };
- int quota_opc = 0;
-#endif
- int rc;
- ENTRY;
-
- /* XXX: this code won't be used ever:
- * DNE uses slightly different approach */
- LBUG();
-
- /*
- * Check -ENOENT early here because we need to get object type
- * to calculate credits before transaction start
- */
- if (mdd_object_exists(mdd_obj) == 0) {
- CERROR("%s: object "DFID" not found: rc = -2\n",
- mdd_obj_dev_name(mdd_obj),PFID(mdd_object_fid(mdd_obj)));
- RETURN(-ENOENT);
- }
-
- LASSERT(mdd_object_exists(mdd_obj) > 0);
-
- handle = mdd_trans_create(env, mdd);
- if (IS_ERR(handle))
- RETURN(-ENOMEM);
-
- rc = mdd_trans_start(env, mdd, handle);
-
- mdd_write_lock(env, mdd_obj, MOR_TGT_CHILD);
-
- rc = mdd_unlink_sanity_check(env, NULL, mdd_obj, ma);
- if (rc)
- GOTO(cleanup, rc);
-
- mdo_ref_del(env, mdd_obj, handle);
-
- if (S_ISDIR(lu_object_attr(&obj->mo_lu))) {
- /* unlink dot */
- mdo_ref_del(env, mdd_obj, handle);
- }
-
- LASSERT(ma->ma_attr.la_valid & LA_CTIME);
- la_copy->la_ctime = ma->ma_attr.la_ctime;
-
- la_copy->la_valid = LA_CTIME;
- rc = mdd_attr_check_set_internal(env, mdd_obj, la_copy, handle, 0);
- if (rc)
- GOTO(cleanup, rc);
-
- rc = mdd_finish_unlink(env, mdd_obj, ma, handle);
-#ifdef HAVE_QUOTA_SUPPORT
- if (mds->mds_quota && ma->ma_valid & MA_INODE &&
- ma->ma_attr.la_nlink == 0 && mdd_obj->mod_count == 0) {
- quota_opc = FSFILT_OP_UNLINK_PARTIAL_CHILD;
- mdd_quota_wrapper(&ma->ma_attr, qids);
- }
-#endif
-
-
- EXIT;
-cleanup:
- mdd_write_unlock(env, mdd_obj);
- mdd_trans_stop(env, mdd, rc, handle);
-#ifdef HAVE_QUOTA_SUPPORT
- if (quota_opc)
- /* Trigger dqrel on the owner of child. If failed,
- * the next call for lquota_chkquota will process it */
- lquota_adjust(mds_quota_interface_ref, obd, qids, 0, rc,
- quota_opc);
-#endif
- return rc;
-}
-
-/* partial operation */
-static int mdd_oc_sanity_check(const struct lu_env *env,
- struct mdd_object *obj,
- struct md_attr *ma)
-{
- int rc;
- ENTRY;
-
- switch (ma->ma_attr.la_mode & S_IFMT) {
- case S_IFREG:
- case S_IFDIR:
- case S_IFLNK:
- case S_IFCHR:
- case S_IFBLK:
- case S_IFIFO:
- case S_IFSOCK:
- rc = 0;
- break;
- default:
- rc = -EINVAL;
- break;
- }
- RETURN(rc);
-}
-
-static int mdd_object_create(const struct lu_env *env,
- struct md_object *obj,
- const struct md_op_spec *spec,
- struct md_attr *ma)
-{
-
- struct mdd_device *mdd = mdo2mdd(obj);
- struct mdd_object *mdd_obj = md2mdd_obj(obj);
- const struct lu_fid *pfid = spec->u.sp_pfid;
- struct thandle *handle;
-#ifdef HAVE_QUOTA_SUPPORT
- struct obd_device *obd = mdd->mdd_obd_dev;
- struct obd_export *exp = md_quota(env)->mq_exp;
- struct mds_obd *mds = &obd->u.mds;
- unsigned int qids[MAXQUOTAS] = { 0, 0 };
- int quota_opc = 0, block_count = 0;
- int inode_pending[MAXQUOTAS] = { 0, 0 };
- int block_pending[MAXQUOTAS] = { 0, 0 };
-#endif
- int rc = 0;
- ENTRY;
-
- /* XXX: this code won't be used ever:
- * DNE uses slightly different approach */
- LBUG();
-
-#ifdef HAVE_QUOTA_SUPPORT
- if (mds->mds_quota) {
- quota_opc = FSFILT_OP_CREATE_PARTIAL_CHILD;
- mdd_quota_wrapper(&ma->ma_attr, qids);
- /* get file quota for child */
- lquota_chkquota(mds_quota_interface_ref, obd, exp,
- qids, inode_pending, 1, NULL, 0,
- NULL, 0);
- switch (ma->ma_attr.la_mode & S_IFMT) {
- case S_IFLNK:
- case S_IFDIR:
- block_count = 2;
- break;
- case S_IFREG:
- block_count = 1;
- break;
- }
- /* get block quota for child */
- if (block_count)
- lquota_chkquota(mds_quota_interface_ref, obd, exp,
- qids, block_pending, block_count,
- NULL, LQUOTA_FLAGS_BLK, NULL, 0);
- }
-#endif
-
- handle = mdd_trans_create(env, mdd);
- if (IS_ERR(handle))
- GOTO(out_pending, rc = PTR_ERR(handle));
-
- rc = mdd_trans_start(env, mdd, handle);
-
- mdd_write_lock(env, mdd_obj, MOR_TGT_CHILD);
- rc = mdd_oc_sanity_check(env, mdd_obj, ma);
- if (rc)
- GOTO(unlock, rc);
-
- rc = mdd_object_create_internal(env, NULL, mdd_obj, ma, handle, spec);
- if (rc)
- GOTO(unlock, rc);
-
- if (spec->sp_cr_flags & MDS_CREATE_SLAVE_OBJ) {
- /* If creating the slave object, set slave EA here. */
- int lmv_size = spec->u.sp_ea.eadatalen;
- struct lmv_stripe_md *lmv;
-
- lmv = (struct lmv_stripe_md *)spec->u.sp_ea.eadata;
- LASSERT(lmv != NULL && lmv_size > 0);
-
- rc = __mdd_xattr_set(env, mdd_obj,
- mdd_buf_get_const(env, lmv, lmv_size),
- XATTR_NAME_LMV, 0, handle);
- if (rc)
- GOTO(unlock, rc);
-
- rc = mdd_attr_set_internal(env, mdd_obj, &ma->ma_attr,
- handle, 0);
- } else {
-#ifdef CONFIG_FS_POSIX_ACL
- if (spec->sp_cr_flags & MDS_CREATE_RMT_ACL) {
- struct lu_buf *buf = &mdd_env_info(env)->mti_buf;
-
- buf->lb_buf = (void *)spec->u.sp_ea.eadata;
- buf->lb_len = spec->u.sp_ea.eadatalen;
- if ((buf->lb_len > 0) && (buf->lb_buf != NULL)) {
- rc = __mdd_acl_init(env, mdd_obj, buf,
- &ma->ma_attr.la_mode,
- handle);
- if (rc)
- GOTO(unlock, rc);
- else
- ma->ma_attr.la_valid |= LA_MODE;
- }
-
- pfid = spec->u.sp_ea.fid;
- }
-#endif
- rc = mdd_object_initialize(env, pfid, NULL, mdd_obj, ma, handle,
- spec);
- }
- EXIT;
-unlock:
- if (rc == 0)
- rc = mdd_attr_get_internal(env, mdd_obj, ma);
- mdd_write_unlock(env, mdd_obj);
-
- mdd_trans_stop(env, mdd, rc, handle);
-out_pending:
-#ifdef HAVE_QUOTA_SUPPORT
- if (quota_opc) {
- lquota_pending_commit(mds_quota_interface_ref, obd, qids,
- inode_pending, 0);
- lquota_pending_commit(mds_quota_interface_ref, obd, qids,
- block_pending, 1);
- /* Trigger dqacq on the owner of child. If failed,
- * the next call for lquota_chkquota will process it. */
- lquota_adjust(mds_quota_interface_ref, obd, qids, 0, rc,
- quota_opc);
- }
-#endif
- return rc;
-}
-
-/* partial link */
-static int mdd_ref_add(const struct lu_env *env, struct md_object *obj,
- const struct md_attr *ma)
+void mdd_object_make_hint(const struct lu_env *env, struct mdd_object *parent,
+ struct mdd_object *child, struct lu_attr *attr)
{
- struct lu_attr *la_copy = &mdd_env_info(env)->mti_la_for_fix;
- struct mdd_object *mdd_obj = md2mdd_obj(obj);
- struct mdd_device *mdd = mdo2mdd(obj);
- struct thandle *handle;
- int rc;
- ENTRY;
-
- /* XXX: this code won't be used ever:
- * DNE uses slightly different approach */
- LBUG();
+ struct dt_allocation_hint *hint = &mdd_env_info(env)->mti_hint;
+ struct dt_object *np = parent ? mdd_object_child(parent) : NULL;
+ struct dt_object *nc = mdd_object_child(child);
- handle = mdd_trans_create(env, mdd);
- if (IS_ERR(handle))
- RETURN(-ENOMEM);
-
- rc = mdd_trans_start(env, mdd, handle);
-
- mdd_write_lock(env, mdd_obj, MOR_TGT_CHILD);
- rc = mdd_link_sanity_check(env, NULL, NULL, mdd_obj);
- if (rc == 0)
- mdo_ref_add(env, mdd_obj, handle);
- mdd_write_unlock(env, mdd_obj);
- if (rc == 0) {
- LASSERT(ma->ma_attr.la_valid & LA_CTIME);
- la_copy->la_ctime = ma->ma_attr.la_ctime;
-
- la_copy->la_valid = LA_CTIME;
- rc = mdd_attr_check_set_internal_locked(env, mdd_obj, la_copy,
- handle, 0);
- }
- mdd_trans_stop(env, mdd, 0, handle);
-
- RETURN(rc);
+ /* @hint will be initialized by underlying device. */
+ nc->do_ops->do_ah_init(env, hint, np, nc, attr->la_mode & S_IFMT);
}
/*
int mdd_declare_object_kill(const struct lu_env *env, struct mdd_object *obj,
struct md_attr *ma, struct thandle *handle)
{
- int rc;
-
- rc = mdd_declare_unlink_log(env, obj, ma, handle);
- if (rc)
- return rc;
-
return mdo_declare_destroy(env, obj, handle);
}
int mdd_object_kill(const struct lu_env *env, struct mdd_object *obj,
struct md_attr *ma, struct thandle *handle)
{
- int rc = 0;
+ int rc;
ENTRY;
- if (S_ISREG(mdd_object_type(obj))) {
- /* Return LOV & COOKIES unconditionally here. We clean evth up.
- * Caller must be ready for that. */
- rc = __mdd_lmm_get(env, obj, ma);
- if ((ma->ma_valid & MA_LOV))
- rc = mdd_unlink_log(env, mdo2mdd(&obj->mod_obj),
- obj, ma);
- }
-
- if (rc == 0)
- rc = mdo_destroy(env, obj, handle);
+ rc = mdo_destroy(env, obj, handle);
RETURN(rc);
}
if (rc)
return rc;
- return mdd_declare_object_kill(env, obj, ma, handle);
+ return mdo_declare_destroy(env, obj, handle);
}
/*
struct mdd_object *mdd_obj = md2mdd_obj(obj);
struct mdd_device *mdd = mdo2mdd(obj);
struct thandle *handle = NULL;
- int rc;
- int is_orphan = 0, reset = 1;
-
-#ifdef HAVE_QUOTA_SUPPORT
- struct obd_device *obd = mdo2mdd(obj)->mdd_obd_dev;
- struct mds_obd *mds = &obd->u.mds;
- unsigned int qids[MAXQUOTAS] = { 0, 0 };
- int quota_opc = 0;
-#endif
+ int rc, is_orphan = 0;
ENTRY;
if (ma->ma_valid & MA_FLAGS && ma->ma_attr_flags & MDS_KEEP_ORPHAN) {
}
}
- rc = mdd_iattr_get(env, mdd_obj, ma);
+ rc = mdd_la_get(env, mdd_obj, &ma->ma_attr,
+ mdd_object_capa(env, mdd_obj));
/* Object maybe not in orphan list originally, it is rare case for
* mdd_finish_unlink() failure. */
if (rc == 0 && (ma->ma_attr.la_nlink == 0 || is_orphan)) {
-#ifdef HAVE_QUOTA_SUPPORT
- if (mds->mds_quota) {
- quota_opc = FSFILT_OP_UNLINK_PARTIAL_CHILD;
- mdd_quota_wrapper(&ma->ma_attr, qids);
- }
-#endif
- /* MDS_CLOSE_CLEANUP means destroy OSS objects by MDS. */
- if (ma->ma_valid & MA_FLAGS &&
- ma->ma_attr_flags & MDS_CLOSE_CLEANUP) {
- rc = mdd_lov_destroy(env, mdd, mdd_obj, &ma->ma_attr);
- } else {
- if (handle == NULL) {
- handle = mdd_trans_create(env, mdo2mdd(obj));
- if (IS_ERR(handle))
- GOTO(out, rc = PTR_ERR(handle));
+ if (handle == NULL) {
+ handle = mdd_trans_create(env, mdo2mdd(obj));
+ if (IS_ERR(handle))
+ GOTO(out, rc = PTR_ERR(handle));
- rc = mdd_declare_object_kill(env, mdd_obj, ma,
- handle);
- if (rc)
- GOTO(out, rc);
+ rc = mdo_declare_destroy(env, mdd_obj, handle);
+ if (rc)
+ GOTO(out, rc);
- rc = mdd_declare_changelog_store(env, mdd,
- NULL, handle);
- if (rc)
- GOTO(stop, rc);
+ rc = mdd_declare_changelog_store(env, mdd,
+ NULL, handle);
+ if (rc)
+ GOTO(stop, rc);
- rc = mdd_trans_start(env, mdo2mdd(obj), handle);
- if (rc)
- GOTO(out, rc);
- }
+ rc = mdd_trans_start(env, mdo2mdd(obj), handle);
+ if (rc)
+ GOTO(out, rc);
+ }
- rc = mdd_object_kill(env, mdd_obj, ma, handle);
- if (rc == 0)
- reset = 0;
- }
+ rc = mdo_destroy(env, mdd_obj, handle);
if (rc != 0)
CERROR("Error when prepare to delete Object "DFID" , "
EXIT;
out:
- if (reset)
- ma->ma_valid &= ~(MA_LOV | MA_COOKIE);
mdd_write_unlock(env, mdd_obj);
stop:
if (handle != NULL)
mdd_trans_stop(env, mdd, rc, handle);
-#ifdef HAVE_QUOTA_SUPPORT
- if (quota_opc)
- /* Trigger dqrel on the owner of child. If failed,
- * the next call for lquota_chkquota will process it */
- lquota_adjust(mds_quota_interface_ref, obd, qids, 0, rc,
- quota_opc);
-#endif
return rc;
}
RETURN(rc);
}
-static int mdd_dir_page_build(const struct lu_env *env, struct mdd_device *mdd,
- struct lu_dirpage *dp, int nob,
- const struct dt_it_ops *iops, struct dt_it *it,
- __u32 attr)
+static int mdd_dir_page_build(const struct lu_env *env, union lu_page *lp,
+ int nob, const struct dt_it_ops *iops,
+ struct dt_it *it, __u32 attr, void *arg)
{
- void *area = dp;
- int result;
- __u64 hash = 0;
- struct lu_dirent *ent;
- struct lu_dirent *last = NULL;
- int first = 1;
+ struct lu_dirpage *dp = &lp->lp_dir;
+ void *area = dp;
+ int result;
+ __u64 hash = 0;
+ struct lu_dirent *ent;
+ struct lu_dirent *last = NULL;
+ int first = 1;
memset(area, 0, sizeof (*dp));
area += sizeof (*dp);
dp->ldp_flags |= cpu_to_le32(LDF_COLLIDE);
last->lde_reclen = 0; /* end mark */
}
+ if (result > 0)
+ /* end of directory */
+ dp->ldp_hash_end = cpu_to_le64(MDS_DIR_END_OFF);
+ if (result < 0)
+ CWARN("build page failed: %d!\n", result);
return result;
}
-static int __mdd_readpage(const struct lu_env *env, struct mdd_object *obj,
- const struct lu_rdpg *rdpg)
-{
- struct dt_it *it;
- struct dt_object *next = mdd_object_child(obj);
- const struct dt_it_ops *iops;
- struct page *pg;
- struct mdd_device *mdd = mdo2mdd(&obj->mod_obj);
- int i;
- int nlupgs = 0;
- int rc;
- int nob;
-
- LASSERT(rdpg->rp_pages != NULL);
- LASSERT(next->do_index_ops != NULL);
-
- if (rdpg->rp_count <= 0)
- return -EFAULT;
-
- /*
- * iterate through directory and fill pages from @rdpg
- */
- iops = &next->do_index_ops->dio_it;
- it = iops->init(env, next, rdpg->rp_attrs, mdd_object_capa(env, obj));
- if (IS_ERR(it))
- return PTR_ERR(it);
-
- rc = iops->load(env, it, rdpg->rp_hash);
-
- if (rc == 0) {
- /*
- * Iterator didn't find record with exactly the key requested.
- *
- * It is currently either
- *
- * - positioned above record with key less than
- * requested---skip it.
- *
- * - or not positioned at all (is in IAM_IT_SKEWED
- * state)---position it on the next item.
- */
- rc = iops->next(env, it);
- } else if (rc > 0)
- rc = 0;
-
- /*
- * At this point and across for-loop:
- *
- * rc == 0 -> ok, proceed.
- * rc > 0 -> end of directory.
- * rc < 0 -> error.
- */
- for (i = 0, nob = rdpg->rp_count; rc == 0 && nob > 0;
- i++, nob -= CFS_PAGE_SIZE) {
- struct lu_dirpage *dp;
-
- LASSERT(i < rdpg->rp_npages);
- pg = rdpg->rp_pages[i];
- dp = cfs_kmap(pg);
-#if CFS_PAGE_SIZE > LU_PAGE_SIZE
-repeat:
-#endif
- rc = mdd_dir_page_build(env, mdd, dp,
- min_t(int, nob, LU_PAGE_SIZE),
- iops, it, rdpg->rp_attrs);
- if (rc > 0) {
- /*
- * end of directory.
- */
- dp->ldp_hash_end = cpu_to_le64(MDS_DIR_END_OFF);
- nlupgs++;
- } else if (rc < 0) {
- CWARN("build page failed: %d!\n", rc);
- } else {
- nlupgs++;
-#if CFS_PAGE_SIZE > LU_PAGE_SIZE
- dp = (struct lu_dirpage *)((char *)dp + LU_PAGE_SIZE);
- if ((unsigned long)dp & ~CFS_PAGE_MASK)
- goto repeat;
-#endif
- }
- cfs_kunmap(pg);
- }
- if (rc >= 0) {
- struct lu_dirpage *dp;
-
- dp = cfs_kmap(rdpg->rp_pages[0]);
- dp->ldp_hash_start = cpu_to_le64(rdpg->rp_hash);
- if (nlupgs == 0) {
- /*
- * No pages were processed, mark this for first page
- * and send back.
- */
- dp->ldp_flags = cpu_to_le32(LDF_EMPTY);
- nlupgs = 1;
- }
- cfs_kunmap(rdpg->rp_pages[0]);
-
- rc = min_t(unsigned int, nlupgs * LU_PAGE_SIZE, rdpg->rp_count);
- }
- iops->put(env, it);
- iops->fini(env, it);
-
- return rc;
-}
-
int mdd_readpage(const struct lu_env *env, struct md_object *obj,
const struct lu_rdpg *rdpg)
{
struct page *pg;
struct lu_dirpage *dp;
- /*
- * According to POSIX, please do not return any entry to client:
- * even dot and dotdot should not be returned.
- */
- CWARN("readdir from dead object: "DFID"\n",
- PFID(mdd_object_fid(mdd_obj)));
+ /*
+ * According to POSIX, please do not return any entry to client:
+ * even dot and dotdot should not be returned.
+ */
+ CDEBUG(D_INODE, "readdir from dead object: "DFID"\n",
+ PFID(mdd_object_fid(mdd_obj)));
if (rdpg->rp_count <= 0)
GOTO(out_unlock, rc = -EFAULT);
GOTO(out_unlock, rc = LU_PAGE_SIZE);
}
- rc = __mdd_readpage(env, mdd_obj, rdpg);
+ rc = dt_index_walk(env, mdd_object_child(mdd_obj), rdpg,
+ mdd_dir_page_build, NULL);
+ if (rc >= 0) {
+ struct lu_dirpage *dp;
+
+ dp = cfs_kmap(rdpg->rp_pages[0]);
+ dp->ldp_hash_start = cpu_to_le64(rdpg->rp_hash);
+ if (rc == 0) {
+ /*
+ * No pages were processed, mark this for first page
+ * and send back.
+ */
+ dp->ldp_flags = cpu_to_le32(LDF_EMPTY);
+ rc = min_t(unsigned int, LU_PAGE_SIZE, rdpg->rp_count);
+ }
+ cfs_kunmap(rdpg->rp_pages[0]);
+ }
- EXIT;
+ GOTO(out_unlock, rc);
out_unlock:
mdd_read_unlock(env, mdd_obj);
return rc;
.moo_xattr_set = mdd_xattr_set,
.moo_xattr_list = mdd_xattr_list,
.moo_xattr_del = mdd_xattr_del,
- .moo_object_create = mdd_object_create,
- .moo_ref_add = mdd_ref_add,
- .moo_ref_del = mdd_ref_del,
.moo_open = mdd_open,
.moo_close = mdd_close,
.moo_readpage = mdd_readpage,
.moo_capa_get = mdd_capa_get,
.moo_object_sync = mdd_object_sync,
.moo_path = mdd_path,
- .moo_file_lock = mdd_file_lock,
- .moo_file_unlock = mdd_file_unlock,
};
git://git.whamcloud.com / fs / lustre-release.git / blobdiff