linux-ext4 - Re: [PATCH V2] resize2fs: clear uninit BG if allocating from new group

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:	Thu, 14 Jan 2016 13:26:22 -0600
From:	Eric Sandeen <sandeen@...hat.com>
To:	"Darrick J. Wong" <darrick.wong@...cle.com>
Cc:	linux-ext4@...r.kernel.org
Subject: Re: [PATCH V2] resize2fs: clear uninit BG if allocating from new
 group

On 1/14/16 12:50 PM, Darrick J. Wong wrote:
> On Thu, Jan 14, 2016 at 12:46:03PM -0600, Eric Sandeen wrote:
...

>> diff --git a/lib/ext2fs/ext2fs.h b/lib/ext2fs/ext2fs.h
>> index 86d860f..0dca002 100644
>> --- a/lib/ext2fs/ext2fs.h
>> +++ b/lib/ext2fs/ext2fs.h
>> @@ -647,6 +647,7 @@ static inline int ext2fs_needs_large_file_feature(unsigned long long file_size)
>>  }
>>  
>>  /* alloc.c */
>> +extern void clear_block_uninit(ext2_filsys fs, dgrp_t group);
> 
> If you're going to expose this as a new API call then this needs to be
> ext2fs_clear_block_uninit().

Hm, yes.  I tried to work around it but don't see a nice way.

> (Do we want a flags arg just in case we ever need one?)

No.  ;)

(EXT2_CLEAR_GROUP_UNINIT_HALFWAY?  I can't really think of any reasonable
variation on "clear this group's uninit status")

-Eric
--
To unsubscribe from this list: send the line "unsubscribe linux-ext4" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html