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From: Matt Fleming <matt-mF/unelCI9GS6iBeEJttW/XRex20P6io@public.gmane.org>
To: ard <ard.biesheuvel-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
Cc: linux-efi-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: [PATCH v3 3/7] efi: runtime-wrappers: add a nonblocking version of QueryVariableInfo
Date: Fri, 18 Dec 2015 13:08:29 +0000	[thread overview]
Message-ID: <20151218130829.GB2638@codeblueprint.co.uk> (raw)
In-Reply-To: <1450089631-26791-4-git-send-email-ard.biesheuvel-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>

On Mon, 14 Dec, at 11:40:27AM, Ard Biesheuvel wrote:
> From: Ard Biesheuvel <ard.biesheuvel-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
> 
> This introduces a new runtime wrapper for the QueryVariableInfo() UEFI
> Runtime Service, which gives up immediately rather than spins on failure
> to grab the efi_runtime spinlock.
> 
> Signed-off-by: Ard Biesheuvel <ard.biesheuvel-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
> ---
>  drivers/firmware/efi/runtime-wrappers.c | 22 ++++++++++++++++++++
>  include/linux/efi.h                     |  1 +
>  2 files changed, 23 insertions(+)

Thanks Ard, applied with this additional piece in the commit log, 

  This is required in the non-blocking path of the efi-pstore code.

so that we don't have to wonder in 6 months why we introduced this
wrapper.

  parent reply	other threads:[~2015-12-18 13:08 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-12-14 10:40 [PATCH v3 0/7] efi: run UEFI services with interrupts enabled ard
     [not found] ` <1450089631-26791-1-git-send-email-ard.biesheuvel-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2015-12-14 10:40   ` [PATCH v3 1/7] efi: expose non-blocking set_variable() wrapper to efivars ard
2015-12-14 10:40   ` [PATCH v3 2/7] efi: remove redundant efi_set_variable_nonblocking prototype ard
2015-12-14 10:40   ` [PATCH v3 3/7] efi: runtime-wrappers: add a nonblocking version of QueryVariableInfo ard
     [not found]     ` <1450089631-26791-4-git-send-email-ard.biesheuvel-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2015-12-18 13:08       ` Matt Fleming [this message]
2015-12-14 10:40   ` [PATCH v3 4/7] efi: add nonblocking option to efi_query_variable_store() ard
2015-12-14 10:40   ` [PATCH v3 5/7] efi: runtime-wrappers: remove out of date comment regarding in_nmi() ard
2015-12-14 10:40   ` [PATCH v3 6/7] efi: runtime-wrapper: get rid of the rtc_lock spinlock ard
2015-12-14 10:40   ` [PATCH v3 7/7] efi: runtime-wrappers: run UEFI Runtime Services with interrupts enabled ard
2015-12-18 13:15   ` [PATCH v3 0/7] efi: run UEFI services " Matt Fleming
     [not found]     ` <20151218131543.GC2638-mF/unelCI9GS6iBeEJttW/XRex20P6io@public.gmane.org>
2015-12-18 13:20       ` Ard Biesheuvel

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