48 	errcode_t retval = 0;  in ext2fs_mmp_read()  local
75 			retval = EXT2_ET_MMP_OPEN_DIRECT;  in ext2fs_mmp_read()
83 		retval = ext2fs_get_memalign(fs->blocksize, align,  in ext2fs_mmp_read()
85 		if (retval)  in ext2fs_mmp_read()
86 			return retval;  in ext2fs_mmp_read()
92 		retval = EXT2_ET_LLSEEK_FAILED;  in ext2fs_mmp_read()
97 		retval = EXT2_ET_SHORT_READ;  in ext2fs_mmp_read()
105 		retval = EXT2_ET_MMP_CSUM_INVALID;  in ext2fs_mmp_read()
115 		retval = EXT2_ET_MMP_MAGIC_INVALID;  in ext2fs_mmp_read()
120 	return retval;  in ext2fs_mmp_read()
131 	errcode_t retval = 0;  in ext2fs_mmp_write()  local
145 	retval = ext2fs_mmp_csum_set(fs, mmp_s);  in ext2fs_mmp_write()
146 	if (retval)  in ext2fs_mmp_write()
147 		return retval;  in ext2fs_mmp_write()
151 	retval = io_channel_write_blk64(fs->io, mmp_blk, -(int)sizeof(struct mmp_struct), buf);  in ext2fs_mmp_write()
159 	return retval;  in ext2fs_mmp_write()
200 	errcode_t retval = 0;  in ext2fs_mmp_reset()  local
203 		retval = ext2fs_get_mem(fs->blocksize, &fs->mmp_buf);  in ext2fs_mmp_reset()
204 		if (retval)  in ext2fs_mmp_reset()
226 	retval = ext2fs_mmp_write(fs, fs->super->s_mmp_block, fs->mmp_buf);  in ext2fs_mmp_reset()
228 	return retval;  in ext2fs_mmp_reset()
240 	errcode_t retval = 0;  in ext2fs_mmp_clear()  local
245 	retval = ext2fs_mmp_reset(fs);  in ext2fs_mmp_clear()
247 	return retval;  in ext2fs_mmp_clear()
258 	errcode_t retval;  in ext2fs_mmp_init()  local
267 		retval = ext2fs_get_mem(fs->blocksize, &fs->mmp_buf);  in ext2fs_mmp_init()
268 		if (retval)  in ext2fs_mmp_init()
272 	retval = ext2fs_alloc_block2(fs, 0, fs->mmp_buf, &mmp_block);  in ext2fs_mmp_init()
273 	if (retval)  in ext2fs_mmp_init()
278 	retval = ext2fs_mmp_reset(fs);  in ext2fs_mmp_init()
279 	if (retval)  in ext2fs_mmp_init()
283 	return retval;  in ext2fs_mmp_init()
302 	errcode_t retval = 0;  in ext2fs_mmp_start()  local
305 		retval = ext2fs_get_mem(fs->blocksize, &fs->mmp_buf);  in ext2fs_mmp_start()
306 		if (retval)  in ext2fs_mmp_start()
310 	retval = ext2fs_mmp_read(fs, fs->super->s_mmp_block, fs->mmp_buf);  in ext2fs_mmp_start()
311 	if (retval)  in ext2fs_mmp_start()
324 		retval = EXT2_ET_MMP_FSCK_ON;  in ext2fs_mmp_start()
329 		retval = EXT2_ET_MMP_UNKNOWN_SEQ;  in ext2fs_mmp_start()
342 	retval = ext2fs_mmp_read(fs, fs->super->s_mmp_block, fs->mmp_buf);  in ext2fs_mmp_start()
343 	if (retval)  in ext2fs_mmp_start()
347 		retval = EXT2_ET_MMP_FAILED;  in ext2fs_mmp_start()
364 	retval = ext2fs_mmp_write(fs, fs->super->s_mmp_block, fs->mmp_buf);  in ext2fs_mmp_start()
365 	if (retval)  in ext2fs_mmp_start()
370 	retval = ext2fs_mmp_read(fs, fs->super->s_mmp_block, fs->mmp_buf);  in ext2fs_mmp_start()
371 	if (retval)  in ext2fs_mmp_start()
375 		retval = EXT2_ET_MMP_FAILED;  in ext2fs_mmp_start()
380 	retval = ext2fs_mmp_write(fs, fs->super->s_mmp_block, fs->mmp_buf);  in ext2fs_mmp_start()
381 	if (retval)  in ext2fs_mmp_start()
387 	return retval;  in ext2fs_mmp_start()
403 	errcode_t retval = 0;  in ext2fs_mmp_stop()  local
410 	retval = ext2fs_mmp_read(fs, fs->super->s_mmp_block, fs->mmp_buf);  in ext2fs_mmp_stop()
411 	if (retval)  in ext2fs_mmp_stop()
418 		retval = EXT2_ET_MMP_CHANGE_ABORT;  in ext2fs_mmp_stop()
423 	retval = ext2fs_mmp_write(fs, fs->super->s_mmp_block, fs->mmp_cmp);  in ext2fs_mmp_stop()
431 	return retval;  in ext2fs_mmp_stop()
451 	errcode_t retval = 0;  in ext2fs_mmp_update2()  local
462 	retval = ext2fs_mmp_read(fs, fs->super->s_mmp_block, NULL);  in ext2fs_mmp_update2()
463 	if (retval)  in ext2fs_mmp_update2()
474 	retval = ext2fs_mmp_write(fs, fs->super->s_mmp_block, fs->mmp_buf);  in ext2fs_mmp_update2()
477 	return retval;  in ext2fs_mmp_update2()