int rc;
struct ptlrpc_request *req = NULL;
struct ll_file_data *fd;
- struct obdo *oa;
+ struct obdo *oa = NULL;
+ struct lov_stripe_md *md = NULL;
struct ll_sb_info *sbi = ll_i2sbi(inode);
+ struct ll_inode_info *lli = ll_i2info(inode);
ENTRY;
if (file->private_data)
LBUG();
+ /* delayed create of object (intent created inode) */
+ /* XXX object needs to be cleaned up if mdc_open fails */
+ /* XXX error handling appropriate here? */
+ if (lli->lli_smd == NULL || lli->lli_smd->lmd_object_id == 0) {
+ struct client_obd *mdc = sbi2mdc(ll_s2sbi(inode->i_sb));
+ struct inode * inode = file->f_dentry->d_inode;
+
+ lli->lli_smd = NULL;
+ oa = obdo_alloc();
+ if (!oa) {
+ RETURN(-ENOMEM);
+ }
+ oa->o_valid = OBD_MD_FLMODE;
+ oa->o_mode = S_IFREG | 0600;
+ oa->o_easize = mdc->cl_max_mdsize;
+ rc = obd_create(ll_i2obdconn(inode), oa, &lli->lli_smd);
+ if (rc)
+ RETURN(rc);
+ md = lli->lli_smd;
+ lli->lli_flags &= ~OBD_FL_CREATEONOPEN;
+ }
+
fd = kmem_cache_alloc(ll_file_data_slab, SLAB_KERNEL);
if (!fd)
GOTO(out, rc = -ENOMEM);
memset(fd, 0, sizeof(*fd));
- rc = mdc_open(&sbi->ll_mds_client, sbi->ll_mds_conn, inode->i_ino,
- S_IFREG, file->f_flags, (__u64)(unsigned long)file,
- &fd->fd_mdshandle, &req);
+ rc = mdc_open(&sbi->ll_mdc_conn, inode->i_ino, S_IFREG | inode->i_mode,
+ file->f_flags, md,
+ (__u64)(unsigned long)file, &fd->fd_mdshandle, &req);
fd->fd_req = req;
ptlrpc_req_finished(req);
if (rc)
if (!fd->fd_mdshandle)
CERROR("mdc_open didn't assign fd_mdshandle\n");
- oa = ll_i2info(inode)->lli_obdo;
if (oa == NULL) {
- LBUG();
- GOTO(out_mdc, rc = -ENOMEM);
+ oa = obdo_alloc();
+ if (!oa)
+ GOTO(out_mdc, rc = -EINVAL);
}
- rc = obd_open(ll_i2obdconn(inode), oa);
- if (rc) {
+ oa->o_id = lli->lli_smd->lmd_object_id;
+ oa->o_mode = S_IFREG | inode->i_mode;
+ rc = obd_open(ll_i2obdconn(inode), oa, lli->lli_smd);
+ obdo_free(oa);
+ oa = NULL;
+
+ if (rc)
GOTO(out_mdc, rc = -abs(rc));
- }
file->private_data = fd;
return 0;
out_mdc:
- mdc_close(&sbi->ll_mds_client, sbi->ll_mds_conn, inode->i_ino,
+ mdc_close(&sbi->ll_mdc_conn, inode->i_ino,
S_IFREG, fd->fd_mdshandle, &req);
out_req:
ptlrpc_free_req(req);
//out_fd:
+ if (oa)
+ obdo_free(oa);
kmem_cache_free(ll_file_data_slab, fd);
file->private_data = NULL;
out:
struct ll_file_data *fd;
struct obdo *oa;
struct ll_sb_info *sbi = ll_i2sbi(inode);
+ struct ll_inode_info *lli = ll_i2info(inode);
ENTRY;
GOTO(out, rc = -EINVAL);
}
- oa = ll_i2info(inode)->lli_obdo;
+ oa = obdo_alloc();
if (oa == NULL) {
LBUG();
GOTO(out_fd, rc = -ENOENT);
}
- rc = obd_close(ll_i2obdconn(inode), oa);
+ rc = obd_close(ll_i2obdconn(inode), oa, lli->lli_smd);
+ obdo_free(oa);
if (rc)
GOTO(out_fd, abs(rc));
}
}
- rc = mdc_close(&sbi->ll_mds_client, sbi->ll_mds_conn, inode->i_ino,
+ rc = mdc_close(&sbi->ll_mdc_conn, inode->i_ino,
S_IFREG, fd->fd_mdshandle, &req);
ptlrpc_req_finished(req);
- if (rc) {
- if (rc > 0)
+ if (rc) {
+ if (rc > 0)
rc = -rc;
GOTO(out, rc);
}
ll_inode_setattr(inode, &attr, 0);
}
+static int ll_lock_callback(struct lustre_handle *lockh,
+ struct ldlm_lock_desc *new,
+ void *data, __u32 data_len,
+ struct ptlrpc_request **reqp)
+{
+ struct inode *inode = data;
+ ENTRY;
+
+ if (new == NULL) {
+ /* Completion AST. Do nothing. */
+ RETURN(0);
+ }
+
+ if (data_len != sizeof(struct inode))
+ LBUG();
+
+ /* FIXME: do something better than throwing away everything */
+ if (inode == NULL)
+ LBUG();
+ down(&inode->i_sem);
+ CDEBUG(D_INODE, "invalidating obdo/inode %ld\n", inode->i_ino);
+ invalidate_inode_pages(inode);
+ up(&inode->i_sem);
+
+ if (ldlm_cli_cancel(lockh) < 0)
+ LBUG();
+ RETURN(0);
+}
+
static ssize_t ll_file_read(struct file *filp, char *buf, size_t count,
loff_t *ppos)
{
struct inode *inode = filp->f_dentry->d_inode;
struct ll_sb_info *sbi = ll_i2sbi(inode);
struct ldlm_extent extent;
- struct ldlm_handle lockh;
+ struct lustre_handle lockh;
__u64 res_id[RES_NAME_SIZE] = {inode->i_ino};
int flags = 0;
ldlm_error_t err;
CDEBUG(D_INFO, "Locking inode %ld, start %Lu end %Lu\n",
inode->i_ino, extent.start, extent.end);
- err = obd_enqueue(&sbi->ll_conn, sbi->ll_namespace, NULL,
- res_id, LDLM_EXTENT, &extent, LCK_PR, &flags,
- inode, sizeof(*inode), &lockh);
- if (err != ELDLM_OK)
+ err = obd_enqueue(&sbi->ll_osc_conn, NULL, res_id, LDLM_EXTENT,
+ &extent, sizeof(extent), LCK_PR, &flags,
+ ll_lock_callback, inode, sizeof(*inode),
+ &lockh);
+ if (err != ELDLM_OK) {
CERROR("lock enqueue: err: %d\n", err);
+ RETURN(err);
+ }
ldlm_lock_dump((void *)(unsigned long)lockh.addr);
}
CDEBUG(D_INFO, "Reading inode %ld, %d bytes, offset %Ld\n",
inode->i_ino, count, *ppos);
retval = generic_file_read(filp, buf, count, ppos);
+
if (retval > 0)
ll_update_atime(inode);
if (!(fd->fd_flags & LL_FILE_IGNORE_LOCK)) {
- err = obd_cancel(&sbi->ll_conn, LCK_PR, &lockh);
- if (err != ELDLM_OK)
+ err = obd_cancel(&sbi->ll_osc_conn, LCK_PR, &lockh);
+ if (err != ELDLM_OK) {
CERROR("lock cancel: err: %d\n", err);
+ RETURN(err);
+ }
}
RETURN(retval);
struct inode *inode = file->f_dentry->d_inode;
struct ll_sb_info *sbi = ll_i2sbi(inode);
struct ldlm_extent extent;
- struct ldlm_handle lockh;
+ struct lustre_handle lockh;
__u64 res_id[RES_NAME_SIZE] = {inode->i_ino};
int flags = 0;
ldlm_error_t err;
ENTRY;
if (!(fd->fd_flags & LL_FILE_IGNORE_LOCK)) {
+ /* FIXME: this should check whether O_APPEND is set and adjust
+ * extent.start accordingly */
extent.start = *ppos;
extent.end = *ppos + count;
CDEBUG(D_INFO, "Locking inode %ld, start %Lu end %Lu\n",
inode->i_ino, extent.start, extent.end);
- err = obd_enqueue(&sbi->ll_conn, sbi->ll_namespace, NULL,
- res_id, LDLM_EXTENT, &extent, LCK_PW, &flags,
- inode, sizeof(*inode), &lockh);
- if (err != ELDLM_OK)
+ err = obd_enqueue(&sbi->ll_osc_conn, NULL, res_id, LDLM_EXTENT,
+ &extent, sizeof(extent), LCK_PW, &flags,
+ ll_lock_callback, inode, sizeof(*inode),
+ &lockh);
+ if (err != ELDLM_OK) {
CERROR("lock enqueue: err: %d\n", err);
+ RETURN(err);
+ }
ldlm_lock_dump((void *)(unsigned long)lockh.addr);
}
retval = generic_file_write(file, buf, count, ppos);
if (!(fd->fd_flags & LL_FILE_IGNORE_LOCK)) {
- err = obd_cancel(&sbi->ll_conn, LCK_PW, &lockh);
- if (err != ELDLM_OK)
+ err = obd_cancel(&sbi->ll_osc_conn, LCK_PW, &lockh);
+ if (err != ELDLM_OK) {
CERROR("lock cancel: err: %d\n", err);
+ RETURN(err);
+ }
}
RETURN(retval);
git://git.whamcloud.com / fs / lustre-release.git / blobdiff