linux-kernel - Re: [PATCH 0/2] ima: policy search speedup

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Message-ID: <CALLzPKZgxO9wRNfJPnSY=G6Gjib7MeEXM4D1A1YZsrVmbs1W6A@mail.gmail.com>
Date:	Tue, 11 Dec 2012 14:51:43 +0200
From:	"Kasatkin, Dmitry" <dmitry.kasatkin@...el.com>
To:	viro@...iv.linux.org.uk, linux-fsdevel@...r.kernel.org,
	linux-security-module@...r.kernel.org, zohar@...ux.vnet.ibm.com,
	linux-kernel@...r.kernel.org,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	James Morris <jmorris@...ei.org>
Subject: Re: [PATCH 0/2] ima: policy search speedup

Hello Linus,

Can you please comment on the feature flag in this patchset?

Thanks,
Dmitry


On Tue, Nov 27, 2012 at 3:42 PM, Kasatkin, Dmitry
<dmitry.kasatkin@...el.com> wrote:
> Hello,
>
> Any thoughts about this proposal?
>
> - Dmitry
>
> On Thu, Nov 22, 2012 at 11:54 PM, Dmitry Kasatkin
> <dmitry.kasatkin@...el.com> wrote:
>> Hello,
>>
>> Here is two patches for policy search speedup.
>>
>> First patch adds additional features flags to superblock.
>> Second - implementation for IMA.
>>
>> Two months ago I was asking about it on mailing lists.
>> Suggestion was not to use s_flags, but e.g. s_feature_flags.
>>
>> Any objections about such approach?
>>
>> Thanks,
>> Dmitry
>>
>> Dmitry Kasatkin (2):
>>   vfs: new super block feature flags attribute
>>   ima: skip policy search for never appraised or measured files
>>
>>  include/linux/fs.h                  |    4 ++++
>>  security/integrity/ima/ima_api.c    |    8 ++------
>>  security/integrity/ima/ima_policy.c |   20 +++++++++++++++++---
>>  security/integrity/integrity.h      |    3 +++
>>  4 files changed, 26 insertions(+), 9 deletions(-)
>>
>> --
>> 1.7.10.4
>>
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