From: Christoph Hellwig <hch@lst.de>
To: Gabriel Krisman Bertazi <krisman@collabora.com>
Cc: Christoph Hellwig <hch@lst.de>,
Shreeya Patel <shreeya.patel@collabora.com>,
linux-fsdevel@vger.kernel.org, linux-ext4@vger.kernel.org,
linux-f2fs-devel@lists.sourceforge.net
Subject: Re: [PATCH 05/11] unicode: pass a UNICODE_AGE() tripple to utf8_load
Date: Tue, 24 Aug 2021 09:34:18 +0200 [thread overview]
Message-ID: <20210824073418.GA25209@lst.de> (raw)
In-Reply-To: <87tujg19wj.fsf@collabora.com>
On Mon, Aug 23, 2021 at 11:02:52AM -0400, Gabriel Krisman Bertazi wrote:
> I remember this fallback was specifically requested during a review or
> in a discussion, but I honestly cannot remember the reason.
>
> One advantage I can think is if we have a filesystem that requires a
> newer unicode version than the current kernel has, and strict mode flag
> is set, we can fallback to the latest version and still mount the fs
> read/write.
Well, that seems a little pointless. If we add such a file system
we can just upgrade the unіcode data files. (FYI, I did an upgrade
to 1.13 to test this series, but without any file system that needs
it I did not bother to submit the patch).
WARNING: multiple messages have this Message-ID (diff)
From: Christoph Hellwig <hch@lst.de>
To: Gabriel Krisman Bertazi <krisman@collabora.com>
Cc: linux-fsdevel@vger.kernel.org, linux-ext4@vger.kernel.org,
Shreeya Patel <shreeya.patel@collabora.com>,
Christoph Hellwig <hch@lst.de>,
linux-f2fs-devel@lists.sourceforge.net
Subject: Re: [f2fs-dev] [PATCH 05/11] unicode: pass a UNICODE_AGE() tripple to utf8_load
Date: Tue, 24 Aug 2021 09:34:18 +0200 [thread overview]
Message-ID: <20210824073418.GA25209@lst.de> (raw)
In-Reply-To: <87tujg19wj.fsf@collabora.com>
On Mon, Aug 23, 2021 at 11:02:52AM -0400, Gabriel Krisman Bertazi wrote:
> I remember this fallback was specifically requested during a review or
> in a discussion, but I honestly cannot remember the reason.
>
> One advantage I can think is if we have a filesystem that requires a
> newer unicode version than the current kernel has, and strict mode flag
> is set, we can fallback to the latest version and still mount the fs
> read/write.
Well, that seems a little pointless. If we add such a file system
we can just upgrade the unіcode data files. (FYI, I did an upgrade
to 1.13 to test this series, but without any file system that needs
it I did not bother to submit the patch).
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next prev parent reply other threads:[~2021-08-24 7:34 UTC|newest]
Thread overview: 51+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-08-18 14:06 unicode cleanups, and split the data table into a separate module Christoph Hellwig
2021-08-18 14:06 ` [f2fs-dev] " Christoph Hellwig
2021-08-18 14:06 ` [PATCH 01/11] ext4: simplify ext4_sb_read_encoding Christoph Hellwig
2021-08-18 14:06 ` [f2fs-dev] " Christoph Hellwig
2021-08-23 14:51 ` Gabriel Krisman Bertazi
2021-08-23 14:51 ` [f2fs-dev] " Gabriel Krisman Bertazi
2021-09-08 20:53 ` Theodore Ts'o
2021-09-08 20:53 ` [f2fs-dev] " Theodore Ts'o
2021-08-18 14:06 ` [PATCH 02/11] f2fs: simplify f2fs_sb_read_encoding Christoph Hellwig
2021-08-18 14:06 ` [f2fs-dev] " Christoph Hellwig
2021-08-23 14:52 ` Gabriel Krisman Bertazi
2021-08-23 14:52 ` [f2fs-dev] " Gabriel Krisman Bertazi
2021-08-24 6:21 ` Chao Yu
2021-08-24 6:21 ` Chao Yu
2021-08-18 14:06 ` [PATCH 03/11] unicode: remove the charset field from struct unicode_map Christoph Hellwig
2021-08-18 14:06 ` [f2fs-dev] " Christoph Hellwig
2021-08-23 14:53 ` Gabriel Krisman Bertazi
2021-08-23 14:53 ` Gabriel Krisman Bertazi
2021-08-18 14:06 ` [f2fs-dev] [PATCH 04/11] unicode: mark the version field in struct unicode_map unsigned Christoph Hellwig
2021-08-18 14:06 ` Christoph Hellwig
2021-08-23 14:54 ` Gabriel Krisman Bertazi
2021-08-23 14:54 ` [f2fs-dev] " Gabriel Krisman Bertazi
2021-08-18 14:06 ` [f2fs-dev] [PATCH 05/11] unicode: pass a UNICODE_AGE() tripple to utf8_load Christoph Hellwig
2021-08-18 14:06 ` Christoph Hellwig
2021-08-23 15:02 ` Gabriel Krisman Bertazi
2021-08-23 15:02 ` [f2fs-dev] " Gabriel Krisman Bertazi
2021-08-24 7:34 ` Christoph Hellwig [this message]
2021-08-24 7:34 ` Christoph Hellwig
2021-09-06 22:13 ` Gabriel Krisman Bertazi
2021-09-06 22:13 ` [f2fs-dev] " Gabriel Krisman Bertazi
2021-09-06 22:16 ` Gabriel Krisman Bertazi
2021-09-06 22:16 ` [f2fs-dev] " Gabriel Krisman Bertazi
2021-09-08 6:19 ` Christoph Hellwig
2021-09-08 6:19 ` [f2fs-dev] " Christoph Hellwig
2021-08-18 14:06 ` [f2fs-dev] [PATCH 06/11] unicode: remove the unused utf8{, n}age{min, max} functions Christoph Hellwig
2021-08-18 14:06 ` [PATCH 06/11] unicode: remove the unused utf8{,n}age{min,max} functions Christoph Hellwig
2021-08-18 14:06 ` [f2fs-dev] [PATCH 07/11] unicode: simplify utf8len Christoph Hellwig
2021-08-18 14:06 ` Christoph Hellwig
2021-08-18 14:06 ` [f2fs-dev] [PATCH 08/11] unicode: move utf8cursor to utf8-selftest.c Christoph Hellwig
2021-08-18 14:06 ` Christoph Hellwig
2021-08-18 14:06 ` [f2fs-dev] [PATCH 09/11] unicode: cache the normalization tables in struct unicode_map Christoph Hellwig
2021-08-18 14:06 ` Christoph Hellwig
2021-08-18 14:06 ` [f2fs-dev] [PATCH 10/11] unicode: Add utf8-data module Christoph Hellwig
2021-08-18 14:06 ` Christoph Hellwig
2021-08-18 14:06 ` [PATCH 11/11] unicode: only export internal symbols for the selftests Christoph Hellwig
2021-08-18 14:06 ` [f2fs-dev] " Christoph Hellwig
2021-08-18 14:56 ` Matthew Wilcox
2021-08-18 14:56 ` [f2fs-dev] " Matthew Wilcox
2021-08-18 14:58 ` Christoph Hellwig
2021-08-18 14:58 ` [f2fs-dev] " Christoph Hellwig
2021-09-15 6:59 unicode cleanups, and split the data table into a separate module v2 Christoph Hellwig
2021-09-15 7:00 ` [PATCH 05/11] unicode: pass a UNICODE_AGE() tripple to utf8_load Christoph Hellwig
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