Re: [dm-devel] [PATCH RESEND v2 11/18] fs: Ensure the mounter of a filesystem is privileged towards its inodes

2016-03-29 Thread Eric W. Biederman
Seth Forshee writes: > On Fri, Mar 04, 2016 at 04:43:06PM -0600, Eric W. Biederman wrote: >> In general this is only an issue if uids and gids on the filesystem >> do not map into the user namespace. >> >> Therefore the general fix is to limit the logic of checking for >> capabilities in s_user_

Re: [dm-devel] [PATCH 10/17] multipathd: delay reloads during creation

2016-03-29 Thread Benjamin Marzinski
On Tue, Mar 29, 2016 at 10:02:41AM -0400, John Stoffel wrote: > > "Benjamin" == Benjamin Marzinski writes: > > Benjamin> lvm needs PV devices to not be suspended while the udev > Benjamin> rules are running, for them to be correctly identified as > Benjamin> PVs. However, multipathd will ofte

Re: [dm-devel] [PATCH 01/17] multipathd: use /run instead of /var/run

2016-03-29 Thread Benjamin Marzinski
On Tue, Mar 29, 2016 at 09:57:25AM -0400, John Stoffel wrote: > > Benjamin> /var/run is now usually a symlink to /run. If /var is on a separate > Benjamin> filesytem, when multipathd starts up, it might end up writing to > Benjamin> /var/run before the /var filesytem is mounted and thus not have

Re: [dm-devel] [ceph-users] Local SSD cache for ceph on each compute node.

2016-03-29 Thread Ric Wheeler
On 03/29/2016 04:53 PM, Nick Fisk wrote: -Original Message- From: ceph-users [mailto:ceph-users-boun...@lists.ceph.com] On Behalf Of Ric Wheeler Sent: 29 March 2016 14:40 To: Nick Fisk ; 'Sage Weil' Cc: ceph-us...@lists.ceph.com; device-mapper development Subject: Re: [ceph-users] Local

Re: [dm-devel] [PATCH 10/17] multipathd: delay reloads during creation

2016-03-29 Thread John Stoffel
> "Benjamin" == Benjamin Marzinski writes: Benjamin> lvm needs PV devices to not be suspended while the udev Benjamin> rules are running, for them to be correctly identified as Benjamin> PVs. However, multipathd will often be in a situation where Benjamin> it will create a multipath device up

Re: [dm-devel] [PATCH 01/17] multipathd: use /run instead of /var/run

2016-03-29 Thread John Stoffel
Benjamin> /var/run is now usually a symlink to /run. If /var is on a separate Benjamin> filesytem, when multipathd starts up, it might end up writing to Benjamin> /var/run before the /var filesytem is mounted and thus not have its Benjamin> pidfile accessible at /var/run afterwards. On most dist

Re: [dm-devel] [ceph-users] Local SSD cache for ceph on each compute node.

2016-03-29 Thread Ric Wheeler
On 03/29/2016 04:35 PM, Nick Fisk wrote: One thing I picked up on when looking at dm-cache for doing caching with RBD's is that it wasn't really designed to be used as a writeback cache for new writes, as in how you would expect a traditional writeback cache to work. It seems all the policies are

Re: [dm-devel] [PATCH RESEND v2 11/18] fs: Ensure the mounter of a filesystem is privileged towards its inodes

2016-03-29 Thread Seth Forshee
On Fri, Mar 04, 2016 at 04:43:06PM -0600, Eric W. Biederman wrote: > In general this is only an issue if uids and gids on the filesystem > do not map into the user namespace. > > Therefore the general fix is to limit the logic of checking for > capabilities in s_user_ns if we are dealing with INVA

Re: [dm-devel] [PATCH RESEND v2 16/18] fuse: Support fuse filesystems outside of init_user_ns

2016-03-29 Thread Seth Forshee
On Mon, Mar 14, 2016 at 09:58:43PM +0100, Miklos Szeredi wrote: > On Wed, Mar 9, 2016 at 6:07 PM, Seth Forshee > wrote: > > On Wed, Mar 09, 2016 at 04:51:42PM +0100, Miklos Szeredi wrote: > >> On Wed, Mar 9, 2016 at 4:25 PM, Seth Forshee > >> wrote: > >> > On Wed, Mar 09, 2016 at 03:48:22PM +01