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From: Matt Fleming <matt-mF/unelCI9GS6iBeEJttW/XRex20P6io@public.gmane.org>
To: Laszlo Ersek <lersek-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
Cc: Peter Jones <pjones-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>,
	efi kernel list
	<linux-efi-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
	Matthew Garrett <mjg59-1xO5oi07KQx4cg9Nei1l7Q@public.gmane.org>
Subject: Re: [PATCH 1/5] Add ucs2 -> utf8 helper functions
Date: Mon, 15 Feb 2016 10:15:51 +0000	[thread overview]
Message-ID: <20160215101551.GA2591@codeblueprint.co.uk> (raw)
In-Reply-To: <56BDDC95.8030608-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>

On Fri, 12 Feb, at 02:22:29PM, Laszlo Ersek wrote:
> 
> Again, the above two questions don't seem relevant for UEFI
> specifically: first, UEFI is little-endian only; second, UEFI does not
> support surrogate characters -- I found a hint about this in the HII
> chapter of the spec, "31.2.6.2.2 Surrogate Area".
> 
> But since this code is being added to a generic library, the UEFI
> assumptions may not hold for other (future) callers.

We're not generally in the habit of adding code in the kernel to cater
for users that don't exist yet (in this case, non-UEFI), because doing
so pretty much always leads to bit-rot and maintenance headaches down
the line.

If someone wants to use this library in the future for non-UEFI
things, they'll have to make the necessary modifications.

  parent reply	other threads:[~2016-02-15 10:15 UTC|newest]

Thread overview: 30+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-02-04 15:34 efivarfs immutable files patch set Peter Jones
     [not found] ` <1454600074-14854-1-git-send-email-pjones-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2016-02-04 15:34   ` [PATCH 1/5] Add ucs2 -> utf8 helper functions Peter Jones
     [not found]     ` <1454600074-14854-2-git-send-email-pjones-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2016-02-12 13:22       ` Laszlo Ersek
     [not found]         ` <56BDDC95.8030608-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2016-02-12 15:07           ` Peter Jones
2016-02-15 10:15           ` Matt Fleming [this message]
2016-02-04 15:34   ` [PATCH 2/5] efi: use ucs2_as_utf8 in efivarfs instead of open coding a bad version (v2) Peter Jones
     [not found]     ` <1454600074-14854-3-git-send-email-pjones-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2016-02-04 22:06       ` Matt Fleming
2016-02-04 15:34   ` [PATCH 3/5] efi: do variable name validation tests in utf8 Peter Jones
     [not found]     ` <1454600074-14854-4-git-send-email-pjones-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2016-02-04 21:39       ` Matt Fleming
2016-02-04 15:34   ` [PATCH 4/5] efi: make our variable validation list include the guid (v3) Peter Jones
     [not found]     ` <1454600074-14854-5-git-send-email-pjones-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2016-02-04 22:54       ` Matt Fleming
2016-02-04 15:34   ` [PATCH 5/5] efi: Make efivarfs entries immutable by default. (v5) Peter Jones
     [not found]     ` <1454600074-14854-6-git-send-email-pjones-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2016-02-04 23:42       ` Matt Fleming
     [not found]         ` <20160204234211.GI2586-mF/unelCI9GS6iBeEJttW/XRex20P6io@public.gmane.org>
2016-02-08 19:48           ` efi: make most efivarfs files immutable by default Peter Jones
2016-02-08 19:48             ` [PATCH 1/5] Add ucs2 -> utf8 helper functions Peter Jones
2016-02-08 19:48             ` [PATCH 3/5] efi: do variable name validation tests in utf8 (v2) Peter Jones
2016-02-08 19:48             ` [PATCH 5/5] efi: Make efivarfs entries immutable by default. (v5) Peter Jones
     [not found]             ` <1454960895-3473-1-git-send-email-pjones-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2016-02-08 19:48               ` [PATCH 2/5] efi: use ucs2_as_utf8 in efivarfs instead of open coding a bad version (v3) Peter Jones
2016-02-08 19:48               ` [PATCH 4/5] efi: make our variable validation list include the guid (v3) Peter Jones
2016-02-10 13:22               ` efi: make most efivarfs files immutable by default Matt Fleming
     [not found]                 ` <20160210132225.GA2949-mF/unelCI9GS6iBeEJttW/XRex20P6io@public.gmane.org>
2016-02-10 14:51                   ` [PATCH] efi: minor fixup in efivar_validate() declaration Peter Jones
     [not found]                     ` <1455115862-2490-1-git-send-email-pjones-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2016-02-10 16:38                       ` Matt Fleming
2016-02-12 13:36       ` [PATCH 5/5] efi: Make efivarfs entries immutable by default. (v5) Laszlo Ersek
     [not found]         ` <56BDDFDC.406-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2016-02-12 15:09           ` Peter Jones
     [not found]             ` <20160212150948.GC31573-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2016-02-15 10:48               ` Matt Fleming
     [not found]                 ` <20160215104801.GB2591-mF/unelCI9GS6iBeEJttW/XRex20P6io@public.gmane.org>
2016-02-15 17:02                   ` Peter Jones
     [not found]                     ` <20160215170215.GC785-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2016-02-16 12:49                       ` Matt Fleming
  -- strict thread matches above, loose matches on Subject: below --
2016-02-03 16:43 [PATCH 1/5] Add ucs2 -> utf8 helper functions Peter Jones
2016-02-03 13:02 Peter Jones
2016-02-02 22:33 Preventing "rm -rf /sys/firmware/efi/efivars/" from damage Peter Jones
     [not found] ` <1454452386-27709-1-git-send-email-pjones-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2016-02-02 22:33   ` [PATCH 1/5] Add ucs2 -> utf8 helper functions Peter Jones

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