Re: [PATCH 0/2] overlayfs: C/R enhancements

2020-06-05 Thread Alexander Mikhalitsyn
On Fri, 5 Jun 2020 17:36:10 +0300 Amir Goldstein wrote: > > > While at it, you copy pasted the text: > > > For more information, see > > > Documentation/filesystems/overlayfs.txt > > > but there is no more information to be found. > > > > As far as I know documentation patches must be

Re: [PATCH 0/2] overlayfs: C/R enhancements

2020-06-05 Thread Amir Goldstein
> > While at it, you copy pasted the text: > > For more information, see Documentation/filesystems/overlayfs.txt > > but there is no more information to be found. > > As far as I know documentation patches must be send to another mailing list. > Of course I have plan to add information to

Re: [PATCH 0/2] overlayfs: C/R enhancements

2020-06-05 Thread Alexander Mikhalitsyn
Dear Amir, We actively discussed about patches with Pavel, so with your favour I'll try to answer (partially) to some of your comments. On Fri, 5 Jun 2020 13:21:40 +0300 Amir Goldstein wrote: > On Fri, Jun 5, 2020 at 11:41 AM Pavel Tikhomirov > wrote: > > > > > > > > On 6/5/20 5:35 AM, Amir G

Re: [PATCH 0/2] overlayfs: C/R enhancements

2020-06-05 Thread Amir Goldstein
On Fri, Jun 5, 2020 at 11:41 AM Pavel Tikhomirov wrote: > > > > On 6/5/20 5:35 AM, Amir Goldstein wrote: > > On Fri, Jun 5, 2020 at 12:34 AM Alexander Mikhalitsyn > > wrote: > >> > >> Hello, > >> > >>> But overlayfs won't accept these "output only" options as input args, > >> which is a problem.

Re: [PATCH 0/2] overlayfs: C/R enhancements

2020-06-05 Thread Pavel Tikhomirov
On 6/5/20 5:35 AM, Amir Goldstein wrote: On Fri, Jun 5, 2020 at 12:34 AM Alexander Mikhalitsyn wrote: Hello, But overlayfs won't accept these "output only" options as input args, which is a problem. Will it be problematic if we simply ignore "lowerdir_mnt_id" and "upperdir_mnt_id" opti

Re: [PATCH 0/2] overlayfs: C/R enhancements

2020-06-04 Thread Amir Goldstein
On Fri, Jun 5, 2020 at 12:34 AM Alexander Mikhalitsyn wrote: > > Hello, > > >But overlayfs won't accept these "output only" options as input args, > which is a problem. > > Will it be problematic if we simply ignore "lowerdir_mnt_id" and > "upperdir_mnt_id" options in ovl_parse_opt()? > That wou

Re: [PATCH 0/2] overlayfs: C/R enhancements

2020-06-04 Thread Alexander Mikhalitsyn
egards, Alex From: Amir Goldstein Sent: Thursday, June 4, 2020 21:04 To: Alexander Mikhalitsyn Cc: Miklos Szeredi; Andrey Vagin; Pavel Tikhomirov; Konstantin Khorenko; Vasiliy Averin; Kirill Tkhai; overlayfs; linux-kernel Subject: Re: [PATCH 0/2] overlayf

Re: [PATCH 0/2] overlayfs: C/R enhancements

2020-06-04 Thread Amir Goldstein
On Thu, Jun 4, 2020 at 7:13 PM Alexander Mikhalitsyn wrote: > > This patchset aimed to make C/R of overlayfs mounts with CRIU possible. > We introduce two new overlayfs module options -- dyn_path_opts and > mnt_id_path_opts. If enabled this options allows to see real *full* paths > in lowerdir, wo

[PATCH 0/2] overlayfs: C/R enhancements

2020-06-04 Thread Alexander Mikhalitsyn
This patchset aimed to make C/R of overlayfs mounts with CRIU possible. We introduce two new overlayfs module options -- dyn_path_opts and mnt_id_path_opts. If enabled this options allows to see real *full* paths in lowerdir, workdir, upperdir options, and also mnt_ids for corresponding paths. Thi