I should modify the names of these fields, and keep the checking routines.
Andreas Dilger wrote:
> On Aug 11, 2007 01:13 +0800, Coly Li wrote:
>> - --- a/debugfs/set_fields.c
>> +++ b/debugfs/set_fields.c
>> @@ -65,9 +65,7 @@ static struct field_set_info super_fields[] = {
>> { "free_inodes_count", &set_sb.s_free_inodes_count, 4, parse_uint },
>> { "first_data_block", &set_sb.s_first_data_block, 4, parse_uint },
>> { "log_block_size", &set_sb.s_log_block_size, 4, parse_uint },
>> - - { "log_frag_size", &set_sb.s_log_frag_size, 4, parse_int },
>> { "blocks_per_group", &set_sb.s_blocks_per_group, 4, parse_uint },
>> - - { "frags_per_group", &set_sb.s_frags_per_group, 4, parse_uint },
>> { "inodes_per_group", &set_sb.s_inodes_per_group, 4, parse_uint },
>> { "mtime", &set_sb.s_mtime, 4, parse_time },
>> { "wtime", &set_sb.s_wtime, 4, parse_time },
>> @@ -141,10 +139,7 @@ static struct field_set_info inode_fields[] = {
>> { "generation", &set_inode.i_generation, 4, parse_uint },
>> { "file_acl", &set_inode.i_file_acl, 4, parse_uint },
>> { "dir_acl", &set_inode.i_dir_acl, 4, parse_uint },
>> - - { "faddr", &set_inode.i_faddr, 4, parse_uint },
>> { "blocks_hi", &set_inode.osd2.linux2.l_i_blocks_hi, 2, parse_uint },
>> - - { "frag", &set_inode.osd2.hurd2.h_i_frag, 1, parse_uint },
>> - - { "fsize", &set_inode.osd2.hurd2.h_i_fsize, 1, parse_uint },
>> { "uid_high", &set_inode.osd2.linux2.l_i_uid_high, 2, parse_uint },
>> { "gid_high", &set_inode.osd2.linux2.l_i_gid_high, 2, parse_uint },
>> { "author", &set_inode.osd2.hurd2.h_i_author, 4, parse_uint },
>
> There should still be some way to set these (now unused) fields, so that
> it is possible to generate failure cases.
>
>> @@ -293,9 +293,6 @@ static _INLINE_ void expand_inode_expression(char ch,
>> time_str = asctime(do_gmt ? gmtime(&t) : localtime(&t));
>> printf("%.24s", time_str);
>> break;
>> - - case 'F':
>> - - printf("%u", inode->i_faddr);
>> - - break;
>
> Did you check if @IF is used anywhere else in the problem messages?
>
>> @@ -497,11 +497,6 @@ void check_super_block(e2fsck_t ctx)
>> check_super_value(ctx, "log_block_size", sb->s_log_block_size,
>> MIN_CHECK | MAX_CHECK, 0,
>> EXT2_MAX_BLOCK_LOG_SIZE - EXT2_MIN_BLOCK_LOG_SIZE);
>> - - check_super_value(ctx, "log_frag_size", sb->s_log_frag_size,
>> - - MIN_CHECK | MAX_CHECK, 0, sb->s_log_block_size);
>> - - check_super_value(ctx, "frags_per_group", sb->s_frags_per_group,
>> - - MIN_CHECK | MAX_CHECK, sb->s_blocks_per_group,
>> - - bpg_max);
>
> We may want to keep these checks, as a way to detect corruption. We
> will never re-use the superblock fields for anything.
>
> Did you run "make check"? I'd think some of the test cases depend on
> the superblock output.
Yes, you are right. I do not know the function of "make check" before. There
are several failures
from the check.
Also I accept Tso's advice, I will remove the source code piece by piece, other
than make it once.
>
> Cheers, Andreas
> --
> Andreas Dilger
> Principal Software Engineer
> Cluster File Systems, Inc.
>
Thanks and best regards.
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