Re: [PATCH 00/19 v5] Fix filesystem freezing deadlocks

2012-04-17 Thread Chris Samuel
On 17/04/12 15:10, Andreas Dilger wrote: > (which IMHO would prevent nearly every Gnome system from freezing unless these > apps have changed their behaviour in more recent releases). It would also affect current KDE desktops as they tend to use MySQL for Akonadi & Nepomuk, plus anyone using Chro

Re: [PATCH 00/19 v5] Fix filesystem freezing deadlocks

2012-04-17 Thread Joel Becker
On Tue, Apr 17, 2012 at 11:32:46AM +0200, Jan Kara wrote: > On Mon 16-04-12 15:02:50, Andreas Dilger wrote: > > On 2012-04-16, at 9:13 AM, Jan Kara wrote: > > > Another potential contention point might be patch 19. In that patch > > > we make freeze_super() refuse to freeze the filesystem when ther

Re: [PATCH 00/19 v5] Fix filesystem freezing deadlocks

2012-04-17 Thread Jan Kara
On Mon 16-04-12 15:02:50, Andreas Dilger wrote: > On 2012-04-16, at 9:13 AM, Jan Kara wrote: > > Another potential contention point might be patch 19. In that patch > > we make freeze_super() refuse to freeze the filesystem when there > > are open but unlinked files which may be impractical in some

Re: [PATCH 00/19 v5] Fix filesystem freezing deadlocks

2012-04-16 Thread Andreas Dilger
On 2012-04-16, at 5:43 PM, Dave Chinner wrote: > On Mon, Apr 16, 2012 at 03:02:50PM -0700, Andreas Dilger wrote: >> On 2012-04-16, at 9:13 AM, Jan Kara wrote: >>> Another potential contention point might be patch 19. In that patch >>> we make freeze_super() refuse to freeze the filesystem when ther

Re: [PATCH 00/19 v5] Fix filesystem freezing deadlocks

2012-04-16 Thread Dave Chinner
On Mon, Apr 16, 2012 at 03:02:50PM -0700, Andreas Dilger wrote: > On 2012-04-16, at 9:13 AM, Jan Kara wrote: > > Another potential contention point might be patch 19. In that patch > > we make freeze_super() refuse to freeze the filesystem when there > > are open but unlinked files which may be imp

Re: [PATCH 00/19 v5] Fix filesystem freezing deadlocks

2012-04-16 Thread Andreas Dilger
On 2012-04-16, at 9:13 AM, Jan Kara wrote: > Another potential contention point might be patch 19. In that patch > we make freeze_super() refuse to freeze the filesystem when there > are open but unlinked files which may be impractical in some cases. > The main reason for this is the problem with h

Re: [PATCH 00/19 v5] Fix filesystem freezing deadlocks

2012-04-16 Thread Jan Kara
The subject should have been [PATCH 00/27]... Sorry for the mistake. Honza On Mon 16-04-12 18:13:38, Jan Kara wrote: > Hello, > > here is the fifth iteration of my patches to improve filesystem freezing. > No serious changes s

[PATCH 00/19 v5] Fix filesystem freezing deadlocks

2012-04-16 Thread Jan Kara
Hello, here is the fifth iteration of my patches to improve filesystem freezing. No serious changes since last time. Mostly I rebased patches and merged this series with series moving file_update_time() to ->page_mkwrite() to simplify testing and merging. Filesystem freezing is currently racy