1 // SPDX-License-Identifier: GPL-2.0
26 		l.stripe_unit = ci->i_layout.stripe_unit;  in ceph_ioctl_get_layout()
27 		l.stripe_count = ci->i_layout.stripe_count;  in ceph_ioctl_get_layout()
28 		l.object_size = ci->i_layout.object_size;  in ceph_ioctl_get_layout()
29 		l.data_pool = ci->i_layout.pool_id;  in ceph_ioctl_get_layout()
30 		l.preferred_osd = -1;  in ceph_ioctl_get_layout()
32 			return -EFAULT;  in ceph_ioctl_get_layout()
44 	if ((l->object_size & ~PAGE_MASK) ||  in __validate_layout()
45 	    (l->stripe_unit & ~PAGE_MASK) ||  in __validate_layout()
46 	    ((unsigned)l->stripe_unit != 0 &&  in __validate_layout()
47 	     ((unsigned)l->object_size % (unsigned)l->stripe_unit)))  in __validate_layout()
48 		return -EINVAL;  in __validate_layout()
51 	mutex_lock(&mdsc->mutex);  in __validate_layout()
52 	err = -EINVAL;  in __validate_layout()
53 	for (i = 0; i < mdsc->mdsmap->m_num_data_pg_pools; i++)  in __validate_layout()
54 		if (mdsc->mdsmap->m_data_pg_pools[i] == l->data_pool) {  in __validate_layout()
58 	mutex_unlock(&mdsc->mutex);  in __validate_layout()
68 	struct ceph_mds_client *mdsc = ceph_sb_to_fs_client(inode->i_sb)->mdsc;  in ceph_ioctl_set_layout()
76 		return -EFAULT;  in ceph_ioctl_set_layout()
87 		nl.stripe_count = ci->i_layout.stripe_count;  in ceph_ioctl_set_layout()
91 		nl.stripe_unit = ci->i_layout.stripe_unit;  in ceph_ioctl_set_layout()
95 		nl.object_size = ci->i_layout.object_size;  in ceph_ioctl_set_layout()
99 		nl.data_pool = ci->i_layout.pool_id;  in ceph_ioctl_set_layout()
101 	/* this is obsolete, and always -1 */  in ceph_ioctl_set_layout()
102 	nl.preferred_osd = -1;  in ceph_ioctl_set_layout()
112 	req->r_inode = inode;  in ceph_ioctl_set_layout()
114 	req->r_num_caps = 1;  in ceph_ioctl_set_layout()
116 	req->r_inode_drop = CEPH_CAP_FILE_SHARED | CEPH_CAP_FILE_EXCL;  in ceph_ioctl_set_layout()
118 	req->r_args.setlayout.layout.fl_stripe_unit =  in ceph_ioctl_set_layout()
120 	req->r_args.setlayout.layout.fl_stripe_count =  in ceph_ioctl_set_layout()
122 	req->r_args.setlayout.layout.fl_object_size =  in ceph_ioctl_set_layout()
124 	req->r_args.setlayout.layout.fl_pg_pool = cpu_to_le32(l.data_pool);  in ceph_ioctl_set_layout()
143 	struct ceph_mds_client *mdsc = ceph_sb_to_fs_client(inode->i_sb)->mdsc;  in ceph_ioctl_set_layout_policy()
147 		return -EFAULT;  in ceph_ioctl_set_layout_policy()
158 	req->r_inode = inode;  in ceph_ioctl_set_layout_policy()
160 	req->r_num_caps = 1;  in ceph_ioctl_set_layout_policy()
162 	req->r_args.setlayout.layout.fl_stripe_unit =  in ceph_ioctl_set_layout_policy()
164 	req->r_args.setlayout.layout.fl_stripe_count =  in ceph_ioctl_set_layout_policy()
166 	req->r_args.setlayout.layout.fl_object_size =  in ceph_ioctl_set_layout_policy()
168 	req->r_args.setlayout.layout.fl_pg_pool =  in ceph_ioctl_set_layout_policy()
186 		&ceph_sb_to_fs_client(inode->i_sb)->client->osdc;  in ceph_ioctl_get_dataloc()
189 	u32 xlen;  in ceph_ioctl_get_dataloc()  local
196 		return -EFAULT;  in ceph_ioctl_get_dataloc()
198 	down_read(&osdc->lock);  in ceph_ioctl_get_dataloc()
199 	ceph_calc_file_object_mapping(&ci->i_layout, dl.file_offset, 1,  in ceph_ioctl_get_dataloc()
200 				      &dl.object_no, &dl.object_offset, &xlen);  in ceph_ioctl_get_dataloc()
201 	dl.file_offset -= dl.object_offset;  in ceph_ioctl_get_dataloc()
202 	dl.object_size = ci->i_layout.object_size;  in ceph_ioctl_get_dataloc()
203 	dl.block_size = ci->i_layout.stripe_unit;  in ceph_ioctl_get_dataloc()
212 	oloc.pool = ci->i_layout.pool_id;  in ceph_ioctl_get_dataloc()
213 	oloc.pool_ns = ceph_try_get_string(ci->i_layout.pool_ns);  in ceph_ioctl_get_dataloc()
216 	r = ceph_object_locator_to_pg(osdc->osdmap, &oid, &oloc, &pgid);  in ceph_ioctl_get_dataloc()
220 		up_read(&osdc->lock);  in ceph_ioctl_get_dataloc()
224 	dl.osd = ceph_pg_to_acting_primary(osdc->osdmap, &pgid);  in ceph_ioctl_get_dataloc()
227 			ceph_osd_addr(osdc->osdmap, dl.osd);  in ceph_ioctl_get_dataloc()
229 			memcpy(&dl.osd_addr, &a->in_addr, sizeof(dl.osd_addr));  in ceph_ioctl_get_dataloc()
233 	up_read(&osdc->lock);  in ceph_ioctl_get_dataloc()
237 		return -EFAULT;  in ceph_ioctl_get_dataloc()
244 	struct ceph_file_info *fi = file->private_data;  in ceph_ioctl_lazyio()
247 	struct ceph_mds_client *mdsc = ceph_inode_to_fs_client(inode)->mdsc;  in ceph_ioctl_lazyio()
248 	struct ceph_client *cl = mdsc->fsc->client;  in ceph_ioctl_lazyio()
250 	if ((fi->fmode & CEPH_FILE_MODE_LAZY) == 0) {  in ceph_ioctl_lazyio()
251 		spin_lock(&ci->i_ceph_lock);  in ceph_ioctl_lazyio()
252 		fi->fmode |= CEPH_FILE_MODE_LAZY;  in ceph_ioctl_lazyio()
253 		ci->i_nr_by_mode[ffs(CEPH_FILE_MODE_LAZY)]++;  in ceph_ioctl_lazyio()
254 		__ceph_touch_fmode(ci, mdsc, fi->fmode);  in ceph_ioctl_lazyio()
255 		spin_unlock(&ci->i_ceph_lock);  in ceph_ioctl_lazyio()
269 	struct ceph_file_info *fi = file->private_data;  in ceph_ioctl_syncio()
271 	fi->flags |= CEPH_F_SYNC;  in ceph_ioctl_syncio()
277 	int i, ret = -EOPNOTSUPP;  in vet_mds_for_fscrypt()
278 	struct ceph_mds_client	*mdsc = ceph_sb_to_mdsc(file_inode(file)->i_sb);  in vet_mds_for_fscrypt()
280 	mutex_lock(&mdsc->mutex);  in vet_mds_for_fscrypt()
281 	for (i = 0; i < mdsc->max_sessions; i++) {  in vet_mds_for_fscrypt()
282 		struct ceph_mds_session *s = mdsc->sessions[i];  in vet_mds_for_fscrypt()
286 		if (test_bit(CEPHFS_FEATURE_ALTERNATE_NAME, &s->s_features))  in vet_mds_for_fscrypt()
290 	mutex_unlock(&mdsc->mutex);  in vet_mds_for_fscrypt()
301 	if (ci->i_layout.stripe_count > 1)  in ceph_set_encryption_policy()
302 		return -EINVAL;  in ceph_set_encryption_policy()
312 	ret = ceph_get_caps(file, CEPH_CAP_FILE_SHARED, 0, -1, &got);  in ceph_set_encryption_policy()
365 	doutc(fsc->client, "file %p %p %llx.%llx cmd %s arg %lu\n", file,  in ceph_ioctl()
424 	return -ENOTTY;  in ceph_ioctl()