fs/udf/super.c

239 static void udf_init_options(struct fs_context *fc, struct udf_options *uopt)
245 		uopt->flags = sbi->s_flags;
246 		uopt->uid   = sbi->s_uid;
247 		uopt->gid   = sbi->s_gid;
248 		uopt->umask = sbi->s_umask;
249 		uopt->fmode = sbi->s_fmode;
250 		uopt->dmode = sbi->s_dmode;
251 		uopt->nls_map = NULL;
253 		uopt->flags = (1 << UDF_FLAG_USE_AD_IN_ICB) |
259 		uopt->uid = make_kuid(current_user_ns(), overflowuid);
260 		uopt->gid = make_kgid(current_user_ns(), overflowgid);
261 		uopt->umask = 0;
262 		uopt->fmode = UDF_INVALID_MODE;
263 		uopt->dmode = UDF_INVALID_MODE;
264 		uopt->nls_map = NULL;
265 		uopt->session = 0xFFFFFFFF;
271 	struct udf_options *uopt;
273 	uopt = kzalloc(sizeof(*uopt), GFP_KERNEL);
274 	if (!uopt)
277 	udf_init_options(fc, uopt);
279 	fc->fs_private = uopt;
287 	struct udf_options *uopt = fc->fs_private;
289 	unload_nls(uopt->nls_map);
521 	struct udf_options *uopt = fc->fs_private;
532 		uopt->flags |= (1 << UDF_FLAG_NOVRS);
538 		uopt->blocksize = n;
539 		uopt->flags |= (1 << UDF_FLAG_BLOCKSIZE_SET);
542 		uopt->flags |= (1 << UDF_FLAG_UNHIDE);
545 		uopt->flags |= (1 << UDF_FLAG_UNDELETE);
549 			uopt->flags &= ~(1 << UDF_FLAG_USE_AD_IN_ICB);
551 			uopt->flags |= (1 << UDF_FLAG_USE_AD_IN_ICB);
554 		uopt->flags |= (1 << UDF_FLAG_USE_SHORT_AD);
557 		uopt->flags &= ~(1 << UDF_FLAG_USE_SHORT_AD);
564 			uopt->gid = gid;
565 			uopt->flags |= (1 << UDF_FLAG_GID_SET);
567 			uopt->flags |= (1 << UDF_FLAG_GID_FORGET);
580 			uopt->uid = uid;
581 			uopt->flags |= (1 << UDF_FLAG_UID_SET);
583 			uopt->flags |= (1 << UDF_FLAG_UID_FORGET);
592 		uopt->umask = result.uint_32;
595 		uopt->flags &= ~(1 << UDF_FLAG_STRICT);
598 		uopt->session = result.uint_32;
600 			uopt->flags |= (1 << UDF_FLAG_SESSION_SET);
603 		uopt->lastblock = result.uint_32;
605 			uopt->flags |= (1 << UDF_FLAG_LASTBLOCK_SET);
608 		uopt->anchor = result.uint_32;
618 			unload_nls(uopt->nls_map);
619 			uopt->nls_map = NULL;
624 			unload_nls(uopt->nls_map);
625 			uopt->nls_map = NULL;
629 			uopt->nls_map = load_nls(param->string);
630 			if (!uopt->nls_map) {
638 		uopt->fmode = result.uint_32 & 0777;
641 		uopt->dmode = result.uint_32 & 0777;
651 	struct udf_options *uopt = fc->fs_private;
663 	sbi->s_flags = uopt->flags;
664 	sbi->s_uid   = uopt->uid;
665 	sbi->s_gid   = uopt->gid;
666 	sbi->s_umask = uopt->umask;
667 	sbi->s_fmode = uopt->fmode;
668 	sbi->s_dmode = uopt->dmode;
1975 static int udf_load_vrs(struct super_block *sb, struct udf_options *uopt,
1982 	if (!sb_set_blocksize(sb, uopt->blocksize)) {
1987 	sbi->s_last_block = uopt->lastblock;
2007 	sbi->s_anchor = uopt->anchor;
2130 	struct udf_options *uopt = fc->fs_private;
2147 	sbi->s_flags = uopt->flags;
2148 	sbi->s_uid = uopt->uid;
2149 	sbi->s_gid = uopt->gid;
2150 	sbi->s_umask = uopt->umask;
2151 	sbi->s_fmode = uopt->fmode;
2152 	sbi->s_dmode = uopt->dmode;
2153 	sbi->s_nls_map = uopt->nls_map;
2154 	uopt->nls_map = NULL;
2157 	if (uopt->session == 0xFFFFFFFF)
2160 		sbi->s_session = uopt->session;
2171 	if (uopt->flags & (1 << UDF_FLAG_BLOCKSIZE_SET)) {
2172 		ret = udf_load_vrs(sb, uopt, silent, &fileset);
2174 		uopt->blocksize = bdev_logical_block_size(sb->s_bdev);
2175 		while (uopt->blocksize <= 4096) {
2176 			ret = udf_load_vrs(sb, uopt, silent, &fileset);
2180 						  uopt->blocksize);
2193 			uopt->blocksize <<= 1;
2298 	unload_nls(uopt->nls_map);