251 static int namespace_equals(struct ceph_mount_options *fsopt,  in namespace_equals()  argument
254 	return !(fsopt->mds_namespace &&  in namespace_equals()
255 		 (strlen(fsopt->mds_namespace) != len ||  in namespace_equals()
256 		  strncmp(fsopt->mds_namespace, namespace, len)));  in namespace_equals()
264 	struct ceph_mount_options *fsopt = pctx->opts;  in ceph_parse_old_source()  local
274 	fsopt->new_dev_syntax = false;  in ceph_parse_old_source()
284 	struct ceph_mount_options *fsopt = pctx->opts;  in ceph_parse_new_source()  local
307 	if (!namespace_equals(fsopt, fs_name_start, len))  in ceph_parse_new_source()
309 	kfree(fsopt->mds_namespace);  in ceph_parse_new_source()
310 	fsopt->mds_namespace = kstrndup(fs_name_start, len, GFP_KERNEL);  in ceph_parse_new_source()
311 	if (!fsopt->mds_namespace)  in ceph_parse_new_source()
313 	dout("file system (mds namespace) '%s'\n", fsopt->mds_namespace);  in ceph_parse_new_source()
315 	fsopt->new_dev_syntax = true;  in ceph_parse_new_source()
340 	struct ceph_mount_options *fsopt = pctx->opts;  in ceph_parse_source()  local
354 		kfree(fsopt->server_path);  in ceph_parse_source()
355 		fsopt->server_path = kstrdup(dev_name_end, GFP_KERNEL);  in ceph_parse_source()
356 		if (!fsopt->server_path)  in ceph_parse_source()
359 		canonicalize_path(fsopt->server_path);  in ceph_parse_source()
369 	if (fsopt->server_path)  in ceph_parse_source()
370 		dout("server path '%s'\n", fsopt->server_path);  in ceph_parse_source()
392 	struct ceph_mount_options *fsopt = pctx->opts;  in ceph_parse_mon_addr()  local
394 	kfree(fsopt->mon_addr);  in ceph_parse_mon_addr()
395 	fsopt->mon_addr = param->string;  in ceph_parse_mon_addr()
398 	return ceph_parse_mon_ips(fsopt->mon_addr, strlen(fsopt->mon_addr),  in ceph_parse_mon_addr()
406 	struct ceph_mount_options *fsopt = pctx->opts;  in ceph_parse_mount_param()  local
422 		kfree(fsopt->snapdir_name);  in ceph_parse_mount_param()
423 		fsopt->snapdir_name = param->string;  in ceph_parse_mount_param()
427 		if (!namespace_equals(fsopt, param->string, strlen(param->string)))  in ceph_parse_mount_param()
429 		kfree(fsopt->mds_namespace);  in ceph_parse_mount_param()
430 		fsopt->mds_namespace = param->string;  in ceph_parse_mount_param()
436 			fsopt->flags &= ~CEPH_MOUNT_OPT_CLEANRECOVER;  in ceph_parse_mount_param()
438 			fsopt->flags |= CEPH_MOUNT_OPT_CLEANRECOVER;  in ceph_parse_mount_param()
452 		fsopt->wsize = ALIGN(result.uint_32, PAGE_SIZE);  in ceph_parse_mount_param()
458 		fsopt->rsize = ALIGN(result.uint_32, PAGE_SIZE);  in ceph_parse_mount_param()
461 		fsopt->rasize = ALIGN(result.uint_32, PAGE_SIZE);  in ceph_parse_mount_param()
466 		fsopt->caps_wanted_delay_min = result.uint_32;  in ceph_parse_mount_param()
471 		fsopt->caps_wanted_delay_max = result.uint_32;  in ceph_parse_mount_param()
476 		fsopt->caps_max = result.int_32;  in ceph_parse_mount_param()
481 		fsopt->max_readdir = result.uint_32;  in ceph_parse_mount_param()
486 		fsopt->max_readdir_bytes = result.uint_32;  in ceph_parse_mount_param()
491 		fsopt->congestion_kb = result.uint_32;  in ceph_parse_mount_param()
495 			fsopt->flags |= CEPH_MOUNT_OPT_DIRSTAT;  in ceph_parse_mount_param()
497 			fsopt->flags &= ~CEPH_MOUNT_OPT_DIRSTAT;  in ceph_parse_mount_param()
501 			fsopt->flags |= CEPH_MOUNT_OPT_RBYTES;  in ceph_parse_mount_param()
503 			fsopt->flags &= ~CEPH_MOUNT_OPT_RBYTES;  in ceph_parse_mount_param()
507 			fsopt->flags &= ~CEPH_MOUNT_OPT_NOASYNCREADDIR;  in ceph_parse_mount_param()
509 			fsopt->flags |= CEPH_MOUNT_OPT_NOASYNCREADDIR;  in ceph_parse_mount_param()
513 			fsopt->flags |= CEPH_MOUNT_OPT_DCACHE;  in ceph_parse_mount_param()
515 			fsopt->flags &= ~CEPH_MOUNT_OPT_DCACHE;  in ceph_parse_mount_param()
519 			fsopt->flags |= CEPH_MOUNT_OPT_INO32;  in ceph_parse_mount_param()
521 			fsopt->flags &= ~CEPH_MOUNT_OPT_INO32;  in ceph_parse_mount_param()
526 		kfree(fsopt->fscache_uniq);  in ceph_parse_mount_param()
527 		fsopt->fscache_uniq = NULL;  in ceph_parse_mount_param()
529 			fsopt->flags &= ~CEPH_MOUNT_OPT_FSCACHE;  in ceph_parse_mount_param()
531 			fsopt->flags |= CEPH_MOUNT_OPT_FSCACHE;  in ceph_parse_mount_param()
532 			fsopt->fscache_uniq = param->string;  in ceph_parse_mount_param()
541 			fsopt->flags &= ~CEPH_MOUNT_OPT_NOPOOLPERM;  in ceph_parse_mount_param()
543 			fsopt->flags |= CEPH_MOUNT_OPT_NOPOOLPERM;  in ceph_parse_mount_param()
547 			fsopt->flags &= ~CEPH_MOUNT_OPT_MOUNTWAIT;  in ceph_parse_mount_param()
549 			fsopt->flags |= CEPH_MOUNT_OPT_MOUNTWAIT;  in ceph_parse_mount_param()
553 			fsopt->flags &= ~CEPH_MOUNT_OPT_NOQUOTADF;  in ceph_parse_mount_param()
555 			fsopt->flags |= CEPH_MOUNT_OPT_NOQUOTADF;  in ceph_parse_mount_param()
559 			fsopt->flags &= ~CEPH_MOUNT_OPT_NOCOPYFROM;  in ceph_parse_mount_param()
561 			fsopt->flags |= CEPH_MOUNT_OPT_NOCOPYFROM;  in ceph_parse_mount_param()
576 			fsopt->flags &= ~CEPH_MOUNT_OPT_ASYNC_DIROPS;  in ceph_parse_mount_param()
578 			fsopt->flags |= CEPH_MOUNT_OPT_ASYNC_DIROPS;  in ceph_parse_mount_param()
582 			fsopt->flags |= CEPH_MOUNT_OPT_NOPAGECACHE;  in ceph_parse_mount_param()
584 			fsopt->flags &= ~CEPH_MOUNT_OPT_NOPAGECACHE;  in ceph_parse_mount_param()
588 			fsopt->flags &= ~CEPH_MOUNT_OPT_SPARSEREAD;  in ceph_parse_mount_param()
590 			fsopt->flags |= CEPH_MOUNT_OPT_SPARSEREAD;  in ceph_parse_mount_param()
594 		fscrypt_free_dummy_policy(&fsopt->dummy_enc_policy);  in ceph_parse_mount_param()
596 						&fsopt->dummy_enc_policy);  in ceph_parse_mount_param()
688 	struct ceph_mount_options *fsopt = fsc->mount_options;  in ceph_show_options()  local
704 	if (fsopt->flags & CEPH_MOUNT_OPT_DIRSTAT)  in ceph_show_options()
706 	if ((fsopt->flags & CEPH_MOUNT_OPT_RBYTES))  in ceph_show_options()
708 	if (fsopt->flags & CEPH_MOUNT_OPT_NOASYNCREADDIR)  in ceph_show_options()
710 	if ((fsopt->flags & CEPH_MOUNT_OPT_DCACHE) == 0)  in ceph_show_options()
712 	if (fsopt->flags & CEPH_MOUNT_OPT_INO32)  in ceph_show_options()
714 	if (fsopt->flags & CEPH_MOUNT_OPT_FSCACHE) {  in ceph_show_options()
715 		seq_show_option(m, "fsc", fsopt->fscache_uniq);  in ceph_show_options()
717 	if (fsopt->flags & CEPH_MOUNT_OPT_NOPOOLPERM)  in ceph_show_options()
719 	if (fsopt->flags & CEPH_MOUNT_OPT_NOQUOTADF)  in ceph_show_options()
729 	if ((fsopt->flags & CEPH_MOUNT_OPT_NOCOPYFROM) == 0)  in ceph_show_options()
733 	if (fsopt->mds_namespace && !fsopt->new_dev_syntax)  in ceph_show_options()
734 		seq_show_option(m, "mds_namespace", fsopt->mds_namespace);  in ceph_show_options()
736 	if (fsopt->mon_addr)  in ceph_show_options()
737 		seq_printf(m, ",mon_addr=%s", fsopt->mon_addr);  in ceph_show_options()
739 	if (fsopt->flags & CEPH_MOUNT_OPT_CLEANRECOVER)  in ceph_show_options()
742 	if (!(fsopt->flags & CEPH_MOUNT_OPT_ASYNC_DIROPS))  in ceph_show_options()
744 	if (fsopt->flags & CEPH_MOUNT_OPT_NOPAGECACHE)  in ceph_show_options()
746 	if (fsopt->flags & CEPH_MOUNT_OPT_SPARSEREAD)  in ceph_show_options()
751 	if (fsopt->wsize != CEPH_MAX_WRITE_SIZE)  in ceph_show_options()
752 		seq_printf(m, ",wsize=%u", fsopt->wsize);  in ceph_show_options()
753 	if (fsopt->rsize != CEPH_MAX_READ_SIZE)  in ceph_show_options()
754 		seq_printf(m, ",rsize=%u", fsopt->rsize);  in ceph_show_options()
755 	if (fsopt->rasize != CEPH_RASIZE_DEFAULT)  in ceph_show_options()
756 		seq_printf(m, ",rasize=%u", fsopt->rasize);  in ceph_show_options()
757 	if (fsopt->congestion_kb != default_congestion_kb())  in ceph_show_options()
758 		seq_printf(m, ",write_congestion_kb=%u", fsopt->congestion_kb);  in ceph_show_options()
759 	if (fsopt->caps_max)  in ceph_show_options()
760 		seq_printf(m, ",caps_max=%d", fsopt->caps_max);  in ceph_show_options()
761 	if (fsopt->caps_wanted_delay_min != CEPH_CAPS_WANTED_DELAY_MIN_DEFAULT)  in ceph_show_options()
763 			 fsopt->caps_wanted_delay_min);  in ceph_show_options()
764 	if (fsopt->caps_wanted_delay_max != CEPH_CAPS_WANTED_DELAY_MAX_DEFAULT)  in ceph_show_options()
766 			   fsopt->caps_wanted_delay_max);  in ceph_show_options()
767 	if (fsopt->max_readdir != CEPH_MAX_READDIR_DEFAULT)  in ceph_show_options()
768 		seq_printf(m, ",readdir_max_entries=%u", fsopt->max_readdir);  in ceph_show_options()
769 	if (fsopt->max_readdir_bytes != CEPH_MAX_READDIR_BYTES_DEFAULT)  in ceph_show_options()
770 		seq_printf(m, ",readdir_max_bytes=%u", fsopt->max_readdir_bytes);  in ceph_show_options()
771 	if (strcmp(fsopt->snapdir_name, CEPH_SNAPDIRNAME_DEFAULT))  in ceph_show_options()
772 		seq_show_option(m, "snapdirname", fsopt->snapdir_name);  in ceph_show_options()
803 static struct ceph_fs_client *create_fs_client(struct ceph_mount_options *fsopt,  in create_fs_client()  argument
825 	if (!fsopt->mds_namespace) {  in create_fs_client()
833 	fsc->mount_options = fsopt;  in create_fs_client()
872 	destroy_mount_options(fsopt);  in create_fs_client()
1092 					    struct ceph_mount_options *fsopt)  in ceph_apply_test_dummy_encryption()  argument
1096 	if (!fscrypt_is_dummy_policy_set(&fsopt->dummy_enc_policy))  in ceph_apply_test_dummy_encryption()
1102 		if (fscrypt_dummy_policies_equal(&fsopt->dummy_enc_policy,  in ceph_apply_test_dummy_encryption()
1111 		if (fscrypt_dummy_policies_equal(&fsopt->dummy_enc_policy,  in ceph_apply_test_dummy_encryption()
1118 	fsc->fsc_dummy_enc_policy = fsopt->dummy_enc_policy;  in ceph_apply_test_dummy_encryption()
1119 	memset(&fsopt->dummy_enc_policy, 0, sizeof(fsopt->dummy_enc_policy));  in ceph_apply_test_dummy_encryption()
1127 					    struct ceph_mount_options *fsopt)  in ceph_apply_test_dummy_encryption()  argument
1227 	struct ceph_mount_options *fsopt = new->mount_options;  in ceph_compare_super()  local
1233 	if (compare_mount_options(fsopt, opt, fsc)) {  in ceph_compare_super()
1286 	struct ceph_mount_options *fsopt = pctx->opts;  in ceph_get_tree()  local
1298 	if (fsopt->new_dev_syntax && !fsopt->mon_addr)  in ceph_get_tree()
1378 	struct ceph_mount_options *fsopt = pctx->opts;  in ceph_reconfigure_fc()  local
1382 	err = ceph_apply_test_dummy_encryption(sb, fc, fsopt);  in ceph_reconfigure_fc()
1386 	if (fsopt->flags & CEPH_MOUNT_OPT_ASYNC_DIROPS)  in ceph_reconfigure_fc()
1391 	if (fsopt->flags & CEPH_MOUNT_OPT_SPARSEREAD)  in ceph_reconfigure_fc()
1396 	if (strcmp_null(fsc->mount_options->mon_addr, fsopt->mon_addr)) {  in ceph_reconfigure_fc()
1398 		fsc->mount_options->mon_addr = fsopt->mon_addr;  in ceph_reconfigure_fc()
1399 		fsopt->mon_addr = NULL;  in ceph_reconfigure_fc()
1420 	struct ceph_mount_options *fsopt;  in ceph_init_fs_context()  local
1434 	fsopt = pctx->opts;  in ceph_init_fs_context()
1435 	fsopt->flags = CEPH_MOUNT_OPT_DEFAULT;  in ceph_init_fs_context()
1437 	fsopt->wsize = CEPH_MAX_WRITE_SIZE;  in ceph_init_fs_context()
1438 	fsopt->rsize = CEPH_MAX_READ_SIZE;  in ceph_init_fs_context()
1439 	fsopt->rasize = CEPH_RASIZE_DEFAULT;  in ceph_init_fs_context()
1440 	fsopt->snapdir_name = kstrdup(CEPH_SNAPDIRNAME_DEFAULT, GFP_KERNEL);  in ceph_init_fs_context()
1441 	if (!fsopt->snapdir_name)  in ceph_init_fs_context()
1444 	fsopt->caps_wanted_delay_min = CEPH_CAPS_WANTED_DELAY_MIN_DEFAULT;  in ceph_init_fs_context()
1445 	fsopt->caps_wanted_delay_max = CEPH_CAPS_WANTED_DELAY_MAX_DEFAULT;  in ceph_init_fs_context()
1446 	fsopt->max_readdir = CEPH_MAX_READDIR_DEFAULT;  in ceph_init_fs_context()
1447 	fsopt->max_readdir_bytes = CEPH_MAX_READDIR_BYTES_DEFAULT;  in ceph_init_fs_context()
1448 	fsopt->congestion_kb = default_congestion_kb();  in ceph_init_fs_context()