linux-kernel - RE: [tip:x86/efi2] efivars: efivar

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Date:	Tue, 30 Apr 2013 14:53:54 +0000
From:	Seiji Aguchi <seiji.aguchi@....com>
To:	Matt Fleming <matt.fleming@...el.com>
CC:	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"mingo@...nel.org" <mingo@...nel.org>,
	"hpa@...or.com" <hpa@...or.com>,
	"mjg59@...f.ucam.org" <mjg59@...f.ucam.org>,
	"tony.luck@...el.com" <tony.luck@...el.com>,
	"jk@...abs.org" <jk@...abs.org>, "teg@...m.no" <teg@...m.no>,
	"tglx@...utronix.de" <tglx@...utronix.de>,
	"mikew@...gle.com" <mikew@...gle.com>,
	"linux-tip-commits@...r.kernel.org" 
	<linux-tip-commits@...r.kernel.org>
Subject: RE: [tip:x86/efi2] efivars: efivar_entry API

I confirmed that efi_pstore_read() and efi_pstore_erase() work correctly.
Please feel free to add

Tested-by: Seiji Aguchi <seiji.aguchi@....com>

> -----Original Message-----
> From: Matt Fleming [mailto:matt.fleming@...el.com]
> Sent: Tuesday, April 30, 2013 7:28 AM
> To: Seiji Aguchi
> Cc: linux-kernel@...r.kernel.org; mingo@...nel.org; hpa@...or.com; mjg59@...f.ucam.org; tony.luck@...el.com; jk@...abs.org;
> teg@...m.no; tglx@...utronix.de; mikew@...gle.com; linux-tip-commits@...r.kernel.org
> Subject: Re: [tip:x86/efi2] efivars: efivar_entry API
> 
> On 26/04/13 16:43, Seiji Aguchi wrote:
> > I tested pstore_read() as well.
> > And /dev/pstore/dmesg-efi-X was empty....
> >
> > This must be __efivar_entry_get() instead of __efivar_entry_size().
> > (We may have to introduce _efivar_entry_get_locked() to avoid deadlock.)
> >
> > I think it is a final bug report related to this new API patch.
> 
> Can you try the 'efi-for-tip-fixes' branch at,
> 
>   git://git.kernel.org/pub/scm/linux/kernel/git/mfleming/efi.git
> 
> and see if your problems are solved?