From: Steve Wise <swise-7bPotxP6k4+P2YhJcF5u+vpXobYPEAuW@public.gmane.org>
To: "Walukiewicz,
Miroslaw"
<Miroslaw.Walukiewicz-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
Cc: Roland Dreier <rdreier-FYB4Gu1CFyUAvxtiuMwx3w@public.gmane.org>,
"Hefty,
Sean" <sean.hefty-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>,
linux-rdma <linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>
Subject: Re: [PATCH v2] libibverbs: add path record definitions to sa.h
Date: Fri, 21 May 2010 10:03:08 -0500 [thread overview]
Message-ID: <4BF6A0AC.8080601@opengridcomputing.com> (raw)
In-Reply-To: <BE2BFE91933D1B4089447C64486040801D5370A4-IGOiFh9zz4wLt2AQoY/u9bfspsVTdybXVpNB7YpNyf8@public.gmane.org>
Walukiewicz, Miroslaw wrote:
> Hello Steve,
>
> I want to add a change preventing creation of the L2 RAW_QPT from user priviledge (uid = 0 will be able to do such operation)
>
> What is the best place to do such change: ibv_create_qp in libibverbs(verbs.c) or allowing to decide for NIC vendors if they want to enable such API to user or root. In that case the change is requested only for libnes library?
>
>
I think it should be done in your kernel driver in your create_qp
function. The user space libraries really aren't trusted. IE someone
would write their own library to call into the kernel to create this
qp. So only in the kernel can you enforce privs.
Steve.
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prev parent reply other threads:[~2010-05-21 15:03 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-05-06 22:22 [PATCH] libibverbs: add path record definitions to sa.h Sean Hefty
[not found] ` <2420730B531C4665BD842A7F46007DA2-Zpru7NauK7drdx17CPfAsdBPR1lH4CV8@public.gmane.org>
2010-05-06 22:33 ` Roland Dreier
[not found] ` <adapr18zmmj.fsf-BjVyx320WGW9gfZ95n9DRSW4+XlvGpQz@public.gmane.org>
2010-05-06 23:20 ` [PATCH v2] " Sean Hefty
[not found] ` <63BD07796ED544AEAC6E41E669DC6EAC-Zpru7NauK7drdx17CPfAsdBPR1lH4CV8@public.gmane.org>
2010-05-12 23:07 ` Sean Hefty
[not found] ` <870D78B1ADDD407388ADBFF921BCFAC6-Zpru7NauK7drdx17CPfAsdBPR1lH4CV8@public.gmane.org>
2010-05-12 23:17 ` Roland Dreier
[not found] ` <ada39xwu2v9.fsf-BjVyx320WGW9gfZ95n9DRSW4+XlvGpQz@public.gmane.org>
2010-05-12 23:21 ` Sean Hefty
2010-05-16 22:16 ` Roland Dreier
[not found] ` <adavdano5lb.fsf-BjVyx320WGW9gfZ95n9DRSW4+XlvGpQz@public.gmane.org>
2010-05-17 13:38 ` Steve Wise
[not found] ` <4BF146F2.5060909-7bPotxP6k4+P2YhJcF5u+vpXobYPEAuW@public.gmane.org>
2010-05-18 3:32 ` Roland Dreier
[not found] ` <adask5pnav3.fsf-BjVyx320WGW9gfZ95n9DRSW4+XlvGpQz@public.gmane.org>
2010-05-18 14:03 ` Steve Wise
[not found] ` <4BF29E3D.40704-7bPotxP6k4+P2YhJcF5u+vpXobYPEAuW@public.gmane.org>
2010-05-19 15:37 ` Walukiewicz, Miroslaw
[not found] ` <BE2BFE91933D1B4089447C64486040801D4D8232-IGOiFh9zz4wLt2AQoY/u9bfspsVTdybXVpNB7YpNyf8@public.gmane.org>
2010-05-19 16:00 ` Steve Wise
[not found] ` <4BF40B09.6070809-7bPotxP6k4+P2YhJcF5u+vpXobYPEAuW@public.gmane.org>
2010-05-19 21:21 ` Steve Wise
[not found] ` <4BF4565B.4040208-7bPotxP6k4+P2YhJcF5u+vpXobYPEAuW@public.gmane.org>
2010-05-19 21:31 ` Sean Hefty
2010-05-21 14:58 ` Walukiewicz, Miroslaw
[not found] ` <BE2BFE91933D1B4089447C64486040801D5370A4-IGOiFh9zz4wLt2AQoY/u9bfspsVTdybXVpNB7YpNyf8@public.gmane.org>
2010-05-21 15:03 ` Steve Wise [this message]
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