linux-kernel - Re: [PATCH v2 2/2] f2fs: Support case-insensitive file name lookups

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Message-ID: <8f1c8f28-9afa-94b0-05b2-12df71db201c@huawei.com>
Date:   Fri, 19 Jul 2019 10:01:25 +0800
From:   Chao Yu <yuchao0@...wei.com>
To:     Daniel Rosenberg <drosen@...gle.com>,
        Jaegeuk Kim <jaegeuk@...nel.org>,
        Jonathan Corbet <corbet@....net>,
        <linux-f2fs-devel@...ts.sourceforge.net>
CC:     <linux-kernel@...r.kernel.org>, <linux-doc@...r.kernel.org>,
        <linux-fsdevel@...r.kernel.org>, <kernel-team@...roid.com>
Subject: Re: [PATCH v2 2/2] f2fs: Support case-insensitive file name lookups

On 2019/7/19 5:31, Daniel Rosenberg wrote:
> 
> On 7/17/19 3:11 AM, Chao Yu wrote:
>> We need to add one more entry f2fs_fsflags_map[] to map F2FS_CASEFOLD_FL to
>> FS_CASEFOLD_FL correctly and adapt F2FS_GETTABLE_FS_FL/F2FS_SETTABLE_FS_FL as well.
> 
> I don't see FS_CASEFOLD_FL. It would make sense for it to exist, but unless it's in some recent patch I don't think that's currently in the kernel. Or are you suggesting adding it in this patch?

Yeah, I think we can use a separated patch to propose uplifting the flag to a
common one in fs.h, and then adjust
f2fs_fsflags_map/F2FS_GETTABLE_FS_FL/F2FS_SETTABLE_FS_FL mapping. Otherwise we
will fail to set CASEFOLD flag to inode.

Thanks,

> 
> .
>