linux-kernel - Re: [PATCH v6 1/5] unicode: Add standard casefolded d

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:   Tue, 04 Feb 2020 23:21:33 -0500
From:   Gabriel Krisman Bertazi <krisman@...labora.com>
To:     Daniel Rosenberg <drosen@...gle.com>
Cc:     "Theodore Ts'o" <tytso@....edu>, linux-ext4@...r.kernel.org,
        Jaegeuk Kim <jaegeuk@...nel.org>, Chao Yu <chao@...nel.org>,
        linux-f2fs-devel@...ts.sourceforge.net,
        Eric Biggers <ebiggers@...nel.org>,
        linux-fscrypt@...r.kernel.org,
        Alexander Viro <viro@...iv.linux.org.uk>,
        Richard Weinberger <richard@....at>,
        linux-mtd@...ts.infradead.org,
        Andreas Dilger <adilger.kernel@...ger.ca>,
        Jonathan Corbet <corbet@....net>, linux-doc@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-fsdevel@...r.kernel.org,
        kernel-team@...roid.com
Subject: Re: [PATCH v6 1/5] unicode: Add standard casefolded d_ops

Daniel Rosenberg <drosen@...gle.com> writes:

> On Sun, Feb 2, 2020 at 5:46 PM Gabriel Krisman Bertazi
> <krisman@...labora.com> wrote:
>>
>>
>> I don't think fs/unicode is the right place for these very specific
>> filesystem functions, just because they happen to use unicode.  It is an
>> encoding library, it doesn't care about dentries, nor should know how to
>> handle them.  It exposes a simple api to manipulate and convert utf8 strings.
>>
>> I saw change was after the desire to not have these functions polluting
>> the VFS hot path, but that has nothing to do with placing them here.
>>
>> Would libfs be better?  or a casefolding library in fs/casefold.c?
>>
>>
>> --
>> Gabriel Krisman Bertazi
>
> The hash function needs access to utf8ncursor, but apart from that,
> libfs would make sense. utf8ncursor is the only reason I have them
> here. How do you feel about exposing utf8cursor or something similar?

Hi,

It was designed to be an internal thing, but I'm ok with exposing it.

-- 
Gabriel Krisman Bertazi