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From: Matt Fleming <matt-mF/unelCI9GS6iBeEJttW/XRex20P6io@public.gmane.org>
To: Sylvain Chouleur
	<sylvain.chouleur-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
Cc: Sylvain Chouleur
	<sylvain.chouleur-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>,
	linux-efi-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	Ard Biesheuvel
	<ard.biesheuvel-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>,
	"H. Peter Anvin" <hpa-YMNOUZJC4hwAvxtiuMwx3w@public.gmane.org>
Subject: Re: [PATCH v3 1/3] efi: use a file local lock for efivars
Date: Thu, 11 Feb 2016 13:14:22 +0000	[thread overview]
Message-ID: <20160211131422.GB4134@codeblueprint.co.uk> (raw)
In-Reply-To: <1452702762-27216-2-git-send-email-sylvain.chouleur-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>

On Wed, 13 Jan, at 05:32:40PM, Sylvain Chouleur wrote:
> From: Sylvain Chouleur <sylvain.chouleur-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
> 
> This patch remove the efivars lock to use a single lock for the whole
> vars.c file.  The goal of this lock is to protect concurrent calls to
> efi variable services, registering and unregistering.  This allows to
> register new efivars operations without having in-progress call.
> 
> Signed-off-by: Sylvain Chouleur <sylvain.chouleur-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
> ---
>  drivers/firmware/efi/vars.c | 85 +++++++++++++++++++++++++--------------------
>  include/linux/efi.h         |  6 ----
>  2 files changed, 48 insertions(+), 43 deletions(-)

Sorry for the delay in reviewing this. I wasn't on Cc so I only found
it when searching through the linux-efi archive.

This change looks fine to me and a nice clean up. Ard any comments?

  parent reply	other threads:[~2016-02-11 13:14 UTC|newest]

Thread overview: 25+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-12-18 10:29 [PATCH 1/2] efi: Don't use spinlocks for efi vars sylvain.chouleur-Re5JQEeQqe8AvxtiuMwx3w
     [not found] ` <1450434591-31104-1-git-send-email-sylvain.chouleur-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2015-12-18 10:29   ` [PATCH 2/2] efi: implement interruptible runtime services sylvain.chouleur-Re5JQEeQqe8AvxtiuMwx3w
     [not found]     ` <1450434591-31104-2-git-send-email-sylvain.chouleur-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2016-01-06 12:58       ` Matt Fleming
     [not found]         ` <20160106125846.GC2671-mF/unelCI9GS6iBeEJttW/XRex20P6io@public.gmane.org>
2016-01-06 15:57           ` Sylvain Chouleur
     [not found]             ` <CAD_mUW3gLnCV6NW0V-HPNUoMd9dS0wQnecXotpS4Vvij9ZrObg-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2016-01-08 10:38               ` Matt Fleming
2016-01-08 13:57                 ` Sylvain Chouleur
     [not found]                   ` <CAD_mUW3gNhWcT02b_5+mhAx764eEFVNq7EWf5TnjngSEVFFvNQ-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2016-01-14 16:21                     ` Matt Fleming
2016-01-06 12:24   ` [PATCH 1/2] efi: Don't use spinlocks for efi vars Matt Fleming
     [not found]     ` <20160106122421.GB2671-mF/unelCI9GS6iBeEJttW/XRex20P6io@public.gmane.org>
2016-01-06 15:22       ` Sylvain Chouleur
     [not found]         ` <CAD_mUW3Ws6+VrfXE-SnmSSzkqeCN0PVKeQJVXkRuJ8R_=pZ66g-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2016-01-08 11:08           ` Matt Fleming
     [not found]             ` <20160108110833.GC2532-mF/unelCI9GS6iBeEJttW/XRex20P6io@public.gmane.org>
2016-01-08 14:12               ` Sylvain Chouleur
2016-01-06 22:33   ` [PATCH v2 0/3] efi interruptible runtime services Sylvain Chouleur
     [not found]     ` <1452119637-10958-1-git-send-email-sylvain.chouleur-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2016-01-06 22:33       ` [PATCH v2 1/3] efi: use a file local lock for efivars Sylvain Chouleur
2016-01-06 22:33       ` [PATCH v2 2/3] efi: don't use spinlocks for efi vars Sylvain Chouleur
2016-01-06 22:33     ` [PATCH v2 3/3] efi: implement interruptible runtime services Sylvain Chouleur
2016-01-13 16:32     ` [PATCH v3 0/3] efi " Sylvain Chouleur
     [not found]       ` <1452702762-27216-1-git-send-email-sylvain.chouleur-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2016-01-13 16:32         ` [PATCH v3 1/3] efi: use a file local lock for efivars Sylvain Chouleur
     [not found]           ` <1452702762-27216-2-git-send-email-sylvain.chouleur-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2016-02-11 13:14             ` Matt Fleming [this message]
     [not found]               ` <20160211131422.GB4134-mF/unelCI9GS6iBeEJttW/XRex20P6io@public.gmane.org>
2016-02-11 13:16                 ` Ard Biesheuvel
2016-01-13 16:32         ` [PATCH v3 2/3] efi: don't use spinlocks for efi vars Sylvain Chouleur
     [not found]           ` <1452702762-27216-3-git-send-email-sylvain.chouleur-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2016-02-11 13:45             ` Matt Fleming
2016-01-13 16:32       ` [PATCH v3 3/3] efi: implement interruptible runtime services Sylvain Chouleur
     [not found]         ` <1452702762-27216-4-git-send-email-sylvain.chouleur-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2016-02-11 14:19           ` Matt Fleming
     [not found]             ` <20160211141937.GD4134-mF/unelCI9GS6iBeEJttW/XRex20P6io@public.gmane.org>
2016-02-11 14:23               ` Sylvain Chouleur
  -- strict thread matches above, loose matches on Subject: below --
2016-07-15 19:36 [PATCH v3 0/3] efi " Ard Biesheuvel
     [not found] ` <1468611391-4039-1-git-send-email-ard.biesheuvel-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2016-07-15 19:36   ` [PATCH v3 1/3] efi: use a file local lock for efivars Ard Biesheuvel

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