On Wed, May 11, 2011 at 16:43, Greg KH <g...@kroah.com> wrote: > On Wed, May 11, 2011 at 04:27:59PM +0200, Kay Sievers wrote: >> On Wed, May 11, 2011 at 15:54, Greg KH <g...@kroah.com> wrote: >> > On Wed, May 11, 2011 at 01:22:42PM +0200, John Johansen wrote: >> >> On 05/11/2011 03:59 AM, Greg KH wrote: >> >> > On Tue, May 10, 2011 at 03:55:24PM -0700, Casey Schaufler wrote: >> >> >> On 5/10/2011 3:34 PM, Greg KH wrote: >> >> >>> From: Greg Kroah-Hartman <gre...@suse.de> >> >> >>> >> >> >>> In the interest of keeping userspace from having to create new root >> >> >>> filesystems all the time, let's follow the lead of the other in-kernel >> >> >>> filesystems and provide a proper mount point for it in sysfs. >> >> >>> >> >> >>> For selinuxfs, this mount point should be in /sys/fs/selinux/ >> >> >> >> >> >> It seems that we might want this to be an LSM interface standard. >> >> >> Is the call to kobject_create_and_add and associated cleanup all >> >> >> that's required? I would want Smack to follow the convention as >> >> >> well. >> >> > >> >> > You could always just create a subdir under /sys/security/ if you have >> >> > your own filesystem, but I don't think that Smack has one, right? >> >> > >> >> > Is it going to get one? If so, we might want to revisit the idea of >> >> > securityfs if no one is actually using it... >> >> > >> >> resending, as this looks to have been lost >> >> >> >> AppArmor, IMA, and TOMOYO are using securityfs currently. >> > >> > Great, then it will not go anywhere. >> >> Just to get an idea how all this fits together. How can TPM bios and >> IMA/AppArmor share this directory? They have their own subdirs in >> there, or both just use the securityfs infrastructure and not their >> own filesystem on top? > > Only one security module is allowed to be loaded/active at any one point > in time, so they can't step on each other.
Right, but what I don't understand is CONFIG_TCG_TPM, which seem to use securityfs, and is not a LSM. This and AppArmor/IMA can be used at the same time, can't it? They share securityfs then? Kay _______________________________________________ systemd-devel mailing list systemd-devel@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/systemd-devel
