linux-ext4 - Re: [PATCH 09/10] ext2fs: Don't check s_inodes_count with EXT2_FLAG_IGNORE_SB

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Message-Id: <A3FD374F-F4D8-43FE-948F-CBEC1426078C@dilger.ca>
Date:   Sun, 3 Jun 2018 22:53:10 -0600
From:   Andreas Dilger <adilger@...ger.ca>
To:     Jan Kara <jack@...e.cz>
Cc:     Ted Tso <tytso@....edu>, linux-ext4@...r.kernel.org
Subject: Re: [PATCH 09/10] ext2fs: Don't check s_inodes_count with
 EXT2_FLAG_IGNORE_SB_ERRORS

On May 30, 2018, at 6:51 AM, Jan Kara <jack@...e.cz> wrote:
> 
> Don't verify s_inodes_count is correct with EXT2_FLAG_IGNORE_SB_ERRORS
> flag set. This allows e2fsck and debugfs to fix this value.
> 
> Signed-off-by: Jan Kara <jack@...e.cz>

Reviewed-by: Andreas Dilger <adilger@...ger.ca>

> ---
> lib/ext2fs/openfs.c | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/lib/ext2fs/openfs.c b/lib/ext2fs/openfs.c
> index e9ad0cd1a2c6..d046b2517505 100644
> --- a/lib/ext2fs/openfs.c
> +++ b/lib/ext2fs/openfs.c
> @@ -386,7 +386,8 @@ errcode_t ext2fs_open2(const char *name, const char *io_options,
> 		goto cleanup;
> 	}
> 	fs->group_desc_count = 	groups_cnt;
> -	if ((__u64)fs->group_desc_count * EXT2_INODES_PER_GROUP(fs->super) !=
> +	if (!(flags & EXT2_FLAG_IGNORE_SB_ERRORS) &&
> +	    (__u64)fs->group_desc_count * EXT2_INODES_PER_GROUP(fs->super) !=
> 	    fs->super->s_inodes_count) {
> 		retval = EXT2_ET_CORRUPT_SUPERBLOCK;
> 		goto cleanup;
> --
> 2.13.6
> 


Cheers, Andreas






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