* Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved.
* Use is subject to license terms.
*
- * Copyright (c) 2011, 2013, Intel Corporation.
+ * Copyright (c) 2011, 2014, Intel Corporation.
*/
/*
* This file is part of Lustre, http://www.lustre.org/
static int client_common_fill_super(struct super_block *sb, char *md, char *dt,
struct vfsmount *mnt)
{
- struct inode *root = 0;
+ struct inode *root = NULL;
struct ll_sb_info *sbi = ll_s2sbi(sb);
struct obd_device *obd;
struct obd_capa *oc = NULL;
struct obd_uuid *uuid;
struct md_op_data *op_data;
struct lustre_md lmd;
- obd_valid valid;
+ u64 valid;
int size, err, checksum;
ENTRY;
RETURN(rc);
}
+/**
+ * Get the value of the default_easize parameter.
+ *
+ * \see client_obd::cl_default_mds_easize
+ *
+ * \param[in] sbi superblock info for this filesystem
+ * \param[out] lmmsize pointer to storage location for value
+ *
+ * \retval 0 on success
+ * \retval negative negated errno on failure
+ */
int ll_get_default_mdsize(struct ll_sb_info *sbi, int *lmmsize)
{
int size, rc;
RETURN(rc);
}
+/**
+ * Set the default_easize parameter to the given value.
+ *
+ * \see client_obd::cl_default_mds_easize
+ *
+ * \param[in] sbi superblock info for this filesystem
+ * \param[in] lmmsize the size to set
+ *
+ * \retval 0 on success
+ * \retval negative negated errno on failure
+ */
+int ll_set_default_mdsize(struct ll_sb_info *sbi, int lmmsize)
+{
+ int rc;
+
+ if (lmmsize < sizeof(struct lov_mds_md) ||
+ lmmsize > OBD_MAX_DEFAULT_EA_SIZE)
+ return -EINVAL;
+
+ rc = obd_set_info_async(NULL, sbi->ll_md_exp,
+ sizeof(KEY_DEFAULT_EASIZE), KEY_DEFAULT_EASIZE,
+ sizeof(int), &lmmsize, NULL);
+
+ RETURN(rc);
+}
+
int ll_get_max_cookiesize(struct ll_sb_info *sbi, int *lmmsize)
{
int size, rc;
/* wait running statahead threads to quit */
while (atomic_read(&sbi->ll_sa_running) > 0)
schedule_timeout_and_set_state(TASK_UNINTERRUPTIBLE,
- HZ >> 3);
+ msecs_to_jiffies(MSEC_PER_SEC >> 3));
}
EXIT;
*flags &= ~tmp;
goto next;
}
-#if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 6, 53, 0)
- tmp = ll_set_opt("acl", s1, LL_SBI_ACL);
- if (tmp) {
- /* Ignore deprecated mount option. The client will
- * always try to mount with ACL support, whether this
- * is used depends on whether server supports it. */
- LCONSOLE_ERROR_MSG(0x152, "Ignoring deprecated "
- "mount option 'acl'.\n");
- goto next;
- }
- tmp = ll_set_opt("noacl", s1, LL_SBI_ACL);
- if (tmp) {
- LCONSOLE_ERROR_MSG(0x152, "Ignoring deprecated "
- "mount option 'noacl'.\n");
- goto next;
- }
-#endif
tmp = ll_set_opt("remote_client", s1, LL_SBI_RMT_CLIENT);
if (tmp) {
*flags |= tmp;
spin_lock_init(&lli->lli_sa_lock);
lli->lli_opendir_pid = 0;
lli->lli_sa_enabled = 0;
+ lli->lli_def_stripe_offset = -1;
} else {
mutex_init(&lli->lli_size_mutex);
lli->lli_symlink_name = NULL;
}
}
- /* Here is where the lsm is being initialized(fill lmo_info) after
- * client retrieve MD stripe information from MDT. */
- return md_update_lsm_md(ll_i2mdexp(inode), lsm, md->body,
- ll_md_blocking_ast);
+ return 0;
}
static inline int lli_lsm_md_eq(const struct lmv_stripe_md *lsm_md1,
RETURN(-EIO);
}
- rc = md_update_lsm_md(ll_i2mdexp(inode), ll_i2info(inode)->lli_lsm_md,
- md->body, ll_md_blocking_ast);
-
- RETURN(rc);
+ RETURN(0);
}
void ll_clear_inode(struct inode *inode)
EXIT;
}
-int ll_md_setattr(struct dentry *dentry, struct md_op_data *op_data,
- struct md_open_data **mod)
+static int ll_md_setattr(struct dentry *dentry, struct md_op_data *op_data,
+ struct md_open_data **mod)
{
struct lustre_md md;
struct inode *inode = dentry->d_inode;
if (body->mbo_valid & OBD_MD_FLATIME) {
if (body->mbo_atime > LTIME_S(inode->i_atime))
LTIME_S(inode->i_atime) = body->mbo_atime;
- lli->lli_lvb.lvb_atime = body->mbo_atime;
+ lli->lli_atime = body->mbo_atime;
}
if (body->mbo_valid & OBD_MD_FLMTIME) {
LTIME_S(inode->i_mtime), body->mbo_mtime);
LTIME_S(inode->i_mtime) = body->mbo_mtime;
}
- lli->lli_lvb.lvb_mtime = body->mbo_mtime;
+ lli->lli_mtime = body->mbo_mtime;
}
if (body->mbo_valid & OBD_MD_FLCTIME) {
if (body->mbo_ctime > LTIME_S(inode->i_ctime))
LTIME_S(inode->i_ctime) = body->mbo_ctime;
- lli->lli_lvb.lvb_ctime = body->mbo_ctime;
+ lli->lli_ctime = body->mbo_ctime;
}
if (body->mbo_valid & OBD_MD_FLMODE)
void ll_delete_inode(struct inode *inode)
{
- struct cl_inode_info *lli = cl_i2info(inode);
+ struct ll_inode_info *lli = ll_i2info(inode);
ENTRY;
if (S_ISREG(inode->i_mode) && lli->lli_clob != NULL)
if (IS_ERR(op_data))
RETURN(PTR_ERR(op_data));
- ((struct ll_iattr *)&op_data->op_attr)->ia_attr_flags = flags;
+ op_data->op_attr_flags = flags;
op_data->op_attr.ia_valid |= ATTR_ATTR_FLAG;
rc = md_setattr(sbi->ll_md_exp, op_data,
NULL, 0, NULL, 0, &req, NULL);
struct super_block *sb, struct lookup_intent *it)
{
struct ll_sb_info *sbi = NULL;
- struct lustre_md md = { 0 };
+ struct lustre_md md = { NULL };
int rc;
ENTRY;
/* this function prepares md_op_data hint for passing ot down to MD stack. */
struct md_op_data * ll_prep_md_op_data(struct md_op_data *op_data,
- struct inode *i1, struct inode *i2,
- const char *name, int namelen,
- int mode, __u32 opc, void *data)
+ struct inode *i1, struct inode *i2,
+ const char *name, size_t namelen,
+ __u32 mode, __u32 opc, void *data)
{
LASSERT(i1 != NULL);
ll_i2gids(op_data->op_suppgids, i1, i2);
op_data->op_fid1 = *ll_inode2fid(i1);
op_data->op_capa1 = ll_mdscapa_get(i1);
- if (S_ISDIR(i1->i_mode))
+ op_data->op_default_stripe_offset = -1;
+ if (S_ISDIR(i1->i_mode)) {
op_data->op_mea1 = ll_i2info(i1)->lli_lsm_md;
+ op_data->op_default_stripe_offset =
+ ll_i2info(i1)->lli_def_stripe_offset;
+ }
if (i2) {
op_data->op_fid2 = *ll_inode2fid(i2);
{
char *buf, *path = NULL;
struct dentry *dentry = NULL;
- struct ccc_object *obj = cl_inode2ccc(page->mapping->host);
+ struct vvp_object *obj = cl_inode2vvp(page->mapping->host);
/* this can be called inside spin lock so use GFP_ATOMIC. */
buf = (char *)__get_free_page(GFP_ATOMIC);
"%s: dirty page discard: %s/fid: "DFID"/%s may get corrupted "
"(rc %d)\n", ll_get_fsname(page->mapping->host->i_sb, NULL, 0),
s2lsi(page->mapping->host->i_sb)->lsi_lmd->lmd_dev,
- PFID(&obj->cob_header.coh_lu.loh_fid),
+ PFID(&obj->vob_header.coh_lu.loh_fid),
(path && !IS_ERR(path)) ? path : "", ioret);
if (dentry != NULL)
free_page((unsigned long)buf);
}
+ssize_t ll_copy_user_md(const struct lov_user_md __user *md,
+ struct lov_user_md **kbuf)
+{
+ struct lov_user_md lum;
+ ssize_t lum_size;
+ ENTRY;
+
+ if (copy_from_user(&lum, md, sizeof(lum)))
+ RETURN(-EFAULT);
+
+ lum_size = ll_lov_user_md_size(&lum);
+ if (lum_size < 0)
+ RETURN(lum_size);
+
+ OBD_ALLOC(*kbuf, lum_size);
+ if (*kbuf == NULL)
+ RETURN(-ENOMEM);
+
+ if (copy_from_user(*kbuf, md, lum_size) != 0) {
+ OBD_FREE(*kbuf, lum_size);
+ RETURN(-EFAULT);
+ }
+
+ RETURN(lum_size);
+}
+
/*
* Compute llite root squash state after a change of root squash
* configuration setting or add/remove of a lnet nid
/**
* Parse linkea content to extract information about a given hardlink
*
- * \param[in] ldata - Initialized linkea data
- * \param[in] linkno - Link identifier
- * \param[out] gpout - Destination structure to fill with linkno,
- * parent FID and entry name
- * \param[in] size - Size of the gp_name buffer in gpout
+ * \param[in] ldata - Initialized linkea data
+ * \param[in] linkno - Link identifier
+ * \param[out] parent_fid - The entry's parent FID
+ * \param[out] ln - Entry name destination buffer
*
* \retval 0 on success
* \retval Appropriate negative error code on failure
*/
static int ll_linkea_decode(struct linkea_data *ldata, unsigned int linkno,
- struct getparent *gpout, size_t name_size)
+ struct lu_fid *parent_fid, struct lu_name *ln)
{
unsigned int idx;
- struct lu_name ln;
int rc;
ENTRY;
RETURN(-ENODATA);
linkea_first_entry(ldata);
- idx = 0;
- while (ldata->ld_lee != NULL) {
- linkea_entry_unpack(ldata->ld_lee, &ldata->ld_reclen, &ln,
- &gpout->gp_fid);
+ for (idx = 0; ldata->ld_lee != NULL; idx++) {
+ linkea_entry_unpack(ldata->ld_lee, &ldata->ld_reclen, ln,
+ parent_fid);
if (idx == linkno)
break;
linkea_next_entry(ldata);
- idx++;
}
if (idx < linkno)
RETURN(-ENODATA);
- if (ln.ln_namelen >= name_size)
- RETURN(-EOVERFLOW);
-
- gpout->gp_linkno = linkno;
- strlcpy(gpout->gp_name, ln.ln_name, name_size);
RETURN(0);
}
struct inode *inode = file->f_dentry->d_inode;
struct linkea_data *ldata;
struct lu_buf buf = LU_BUF_NULL;
- struct getparent *gpout;
+ struct lu_name ln;
+ struct lu_fid parent_fid;
__u32 linkno;
__u32 name_size;
- size_t out_size;
int rc;
ENTRY;
if (rc < 0)
GOTO(ldata_free, rc);
- out_size = sizeof(*gpout) + name_size;
- OBD_ALLOC(gpout, out_size);
- if (gpout == NULL)
- GOTO(lb_free, rc = -ENOMEM);
-
- if (copy_from_user(gpout, arg, sizeof(*gpout)))
- GOTO(gp_free, rc = -EFAULT);
-
rc = ll_getxattr(dentry, XATTR_NAME_LINK, buf.lb_buf, buf.lb_len);
if (rc < 0)
- GOTO(gp_free, rc);
+ GOTO(lb_free, rc);
- rc = ll_linkea_decode(ldata, linkno, gpout, name_size);
+ rc = ll_linkea_decode(ldata, linkno, &parent_fid, &ln);
if (rc < 0)
- GOTO(gp_free, rc);
+ GOTO(lb_free, rc);
+
+ if (ln.ln_namelen >= name_size)
+ GOTO(lb_free, rc = -EOVERFLOW);
+
+ if (copy_to_user(&arg->gp_fid, &parent_fid, sizeof(arg->gp_fid)))
+ GOTO(lb_free, rc = -EFAULT);
+
+ if (copy_to_user(&arg->gp_name, ln.ln_name, ln.ln_namelen))
+ GOTO(lb_free, rc = -EFAULT);
- if (copy_to_user(arg, gpout, out_size))
- GOTO(gp_free, rc = -EFAULT);
+ if (put_user('\0', arg->gp_name + ln.ln_namelen))
+ GOTO(lb_free, rc = -EFAULT);
-gp_free:
- OBD_FREE(gpout, out_size);
lb_free:
lu_buf_free(&buf);
ldata_free: