Messages in this thread | | | Date | Tue, 27 Jun 2006 19:30:28 -0700 | From | Andrew Morton <> | Subject | Re: [PATCH 00/20] Mount writer count and read-only bind mounts (v3) |
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On Tue, 27 Jun 2006 19:24:31 -0700 "Randy.Dunlap" <rdunlap@xenotime.net> wrote:
> On Tue, 27 Jun 2006 19:17:27 -0700 Andrew Morton wrote: > > > On Tue, 27 Jun 2006 18:50:36 -0700 > > Dave Hansen <haveblue@us.ibm.com> wrote: > > > > > > > Since the last revision, the locking in faccessat() and > > > > > mnt_is_readonly() has been changed to fix a race which might have > > > > > caused a false-negative mount-is-readonly return when faccessat() > > > > > is called while another two processes are racing to make a mount > > > > > readonly. > > > > > > > > > umm, what's it all for? > > > > > > Mostly for vserver, for now. They allow a filesystem to be r/w, but > > > have r/o views into it. This is really handy so that every vserver can > > > use a common install but still allow the administrator to update it. > > > > OK. That makes it one of those features which stays in -mm until we work > > out what we're going to do about containers/vserver/etc. > > > > Unless there's something else which needs it? > > > > This is all rather important info, you know. It should be presented > > front-and-centre in [patch 0/N]. In detail... > > TPP says not to use patch 0/N.... !!?!!?!?!? > so which way do you want it? >
Well. I do tend to prefer that the big preamble be in [1/N] because git doesn't support patches which have changelog and no diff (not that it should). But there's a certain sense in [0/N] when communicating by email.
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