linux-kernel - Re: [PATCH 03/10] efi/x86: Use pr_efi

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Message-ID: <CAMj1kXGn70BmapKe=6sA17gMCcWRLCebQJFnyObwRbAefOcEng@mail.gmail.com>
Date:   Wed, 29 Apr 2020 20:49:21 +0200
From:   Ard Biesheuvel <ardb@...nel.org>
To:     Joe Perches <joe@...ches.com>
Cc:     Arvind Sankar <nivedita@...m.mit.edu>,
        linux-efi <linux-efi@...r.kernel.org>, X86 ML <x86@...nel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 03/10] efi/x86: Use pr_efi_err for error messages

On Wed, 29 Apr 2020 at 20:47, Joe Perches <joe@...ches.com> wrote:
>
> On Wed, 2020-04-29 at 13:41 -0400, Arvind Sankar wrote:
> > Use pr_efi_err instead of bare efi_printk for error messages.
>
> Perhaps it'd be better to rename pr_efi_err to eri_err
> to it's clearer it's a typical efi_ logging function.
>
> $ git grep -w --name-only pr_efi_err | \
>   xargs sed -i 's/\bpr_efi_err\b/efi_err/g'
>

Yeah, pr_efi_err() is probably not the best name

> Looking at code for efi_printk -> efi_char16_printk,
> it's somewhat difficult to see where the "output_string"
> function pointer is set.  Any clue?
>

It is set by the firmware.