From: William Lee Irwin III <wli@holomorphy.com>
To: Jochen Roemling <jochen@roemling.net>
Cc: linux-kernel@vger.kernel.org
Subject: Re: shmget with SHM_HUGETLB flag: Operation not permitted
Date: Thu, 26 Feb 2004 14:52:14 -0800 [thread overview]
Message-ID: <20040226225214.GP693@holomorphy.com> (raw)
In-Reply-To: <403E74D3.4000305@roemling.net>
On Thu, Feb 26, 2004 at 11:36:03PM +0100, Jochen Roemling wrote:
> Hi,
> I'm using stock kernel 2.6.2. I have HUGETLB support compiled in.
> CONFIG_HUGETLBFS=y
> CONFIG_HUGETLB_PAGE=y
> When issuing this command in a C pgm
> shmid =shmget(IPC_PRIVATE, SOMESIZE, SHM_HUGETLB|IPC_CREAT|SHM_R|SHM_W)
> I get "Operation not Permitted" when running it as a normal user. It
> works for root. Without the SHM_HUGETLB flag it works fine for all users.
> How can I grant the permission to use HUGETLB to ordinary users?
(a) use the fs which uses fs permissions to grant users permission to
fiddle with hugetlb
(b) man 2 capset
(c) proxy daemon for shmget()
-- wli
next prev parent reply other threads:[~2004-02-26 22:53 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-02-26 22:36 shmget with SHM_HUGETLB flag: Operation not permitted Jochen Roemling
2004-02-26 22:52 ` William Lee Irwin III [this message]
2004-02-26 23:27 ` Chris Wright
[not found] <1tCuq-3AH-1@gated-at.bofh.it>
[not found] ` <1tCEo-3Lh-27@gated-at.bofh.it>
[not found] ` <1tDgT-4r2-13@gated-at.bofh.it>
2004-02-27 0:02 ` Jochen Roemling
[not found] ` <403E87CF.1080409@roemling.net>
2004-02-27 0:06 ` Chris Wright
2004-02-27 0:32 ` Chris Wright
2004-02-27 0:55 ` Jochen Roemling
2004-02-27 1:11 ` William Lee Irwin III
2004-02-27 1:33 ` Jochen Roemling
2004-02-27 2:11 ` William Lee Irwin III
2004-02-29 21:37 ` Jochen Roemling
2004-02-29 22:31 ` William Lee Irwin III
2004-02-27 16:32 ` Zlatko Calusic
2004-02-27 16:35 ` William Lee Irwin III
2004-02-27 16:42 ` Zlatko Calusic
2004-02-27 0:42 ` Wim Coekaerts
[not found] <1tDJX-4Ua-25@gated-at.bofh.it>
[not found] ` <1tDJX-4Ua-27@gated-at.bofh.it>
[not found] ` <1tDJX-4Ua-29@gated-at.bofh.it>
[not found] ` <1tDTE-51P-23@gated-at.bofh.it>
[not found] ` <1tDTE-51P-21@gated-at.bofh.it>
2004-02-27 0:35 ` Jochen Roemling
2004-02-27 0:58 ` William Lee Irwin III
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