Re: [linux-pm] Freezer: Don't count threads waiting for frozen filesystems. | KernelTrap

Re: [linux-pm] Freezer: Don't count threads waiting for frozen filesystems.

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From: Miklos Szeredi

Subject: Re: [linux-pm] Freezer: Don't count threads waiting for frozen filesystems.

Date: Tuesday, October 28, 2008 - 2:51 pm

On Wed, 29 Oct 2008, Nigel Cunningham wrote:
quoted text> > However it does not fix the freezing of tasks which are waiting for
> > VFS locks (i.e. inode->i_mutex) held by the outstanding fuse requests.
> > This is the tricky part...
> 
> Convert them all to wait_event_freezeable.

You mean convert mutexes to event queues?  Not a very good idea.

I fear we are going down the same path as the last time.  I still
don't think rewriting the VFS is the right solution to the freezing
problem.  But hey, if you want, sumbit a patch or an RFD and lets see
what others think.

Miklos
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Messages in current thread:

Re: [linux-pm] Freezer: Don't count threads waiting for fr ..., Rafael J. Wysocki, (Sun Oct 26, 1:01 pm)

Re: [linux-pm] Freezer: Don't count threads waiting for fr ..., Miklos Szeredi, (Mon Oct 27, 4:12 am)

Re: [linux-pm] Freezer: Don't count threads waiting for fr ..., Nigel Cunningham, (Mon Oct 27, 4:20 am)

Re: [linux-pm] Freezer: Don't count threads waiting for fr ..., Rafael J. Wysocki, (Mon Oct 27, 4:37 am)

Re: [linux-pm] Freezer: Don't count threads waiting for fr ..., Miklos Szeredi, (Mon Oct 27, 4:37 am)

Re: [linux-pm] Freezer: Don't count threads waiting for fr ..., Nigel Cunningham, (Mon Oct 27, 4:40 am)

Re: [linux-pm] Freezer: Don't count threads waiting for fr ..., Miklos Szeredi, (Mon Oct 27, 5:38 am)

Re: [linux-pm] Freezer: Don't count threads waiting for fr ..., Nigel Cunningham, (Mon Oct 27, 1:59 pm)

Re: [linux-pm] Freezer: Don't count threads waiting for fr ..., Miklos Szeredi, (Mon Oct 27, 2:09 pm)

Re: [linux-pm] Freezer: Don't count threads waiting for fr ..., Nigel Cunningham, (Mon Oct 27, 3:13 pm)

Re: [linux-pm] Freezer: Don't count threads waiting for fr ..., Miklos Szeredi, (Tue Oct 28, 1:25 pm)

Re: [linux-pm] Freezer: Don't count threads waiting for fr ..., Nigel Cunningham, (Tue Oct 28, 2:29 pm)

Re: [linux-pm] Freezer: Don't count threads waiting for fr ..., Miklos Szeredi, (Tue Oct 28, 2:51 pm)

Re: [linux-pm] Freezer: Don't count threads waiting for fr ..., Rafael J. Wysocki, (Tue Oct 28, 3:00 pm)

Re: [linux-pm] Freezer: Don't count threads waiting for fr ..., Miklos Szeredi, (Tue Oct 28, 3:02 pm)

Re: [linux-pm] Freezer: Don't count threads waiting for fr ..., Nigel Cunningham, (Tue Oct 28, 3:03 pm)

Re: [linux-pm] Freezer: Don't count threads waiting for fr ..., Rafael J. Wysocki, (Tue Oct 28, 3:21 pm)

Re: [linux-pm] Freezer: Don't count threads waiting for fr ..., Nigel Cunningham, (Tue Oct 28, 4:04 pm)

Re: [linux-pm] Freezer: Don't count threads waiting for fr ..., Miklos Szeredi, (Tue Oct 28, 4:12 pm)

Re: [linux-pm] Freezer: Don't count threads waiting for fr ..., Nigel Cunningham, (Tue Oct 28, 4:17 pm)

Re: [linux-pm] Freezer: Don't count threads waiting for fr ..., Miklos Szeredi, (Tue Oct 28, 4:21 pm)

Re: [linux-pm] Freezer: Don't count threads waiting for fr ..., Miklos Szeredi, (Tue Oct 28, 4:24 pm)

Re: [linux-pm] Freezer: Don't count threads waiting for fr ..., Nigel Cunningham, (Tue Oct 28, 4:41 pm)

Re: [linux-pm] Freezer: Don't count threads waiting for fr ..., Miklos Szeredi, (Tue Oct 28, 4:45 pm)

Re: [linux-pm] Freezer: Don't count threads waiting for fr ..., Miklos Szeredi, (Tue Oct 28, 4:50 pm)

Re: [linux-pm] Freezer: Don't count threads waiting for fr ..., Nigel Cunningham, (Tue Oct 28, 4:54 pm)

Re: [linux-pm] Freezer: Don't count threads waiting for fr ..., Nigel Cunningham, (Tue Oct 28, 4:58 pm)

Re: [linux-pm] Freezer: Don't count threads waiting for fr ..., Rafael J. Wysocki, (Tue Oct 28, 4:59 pm)

Re: [linux-pm] Freezer: Don't count threads waiting for fr ..., Miklos Szeredi, (Wed Oct 29, 1:10 am)

Re: [linux-pm] Freezer: Don't count threads waiting for fr ..., Alan Stern, (Wed Oct 29, 6:51 am)

Re: [linux-pm] Freezer: Don't count threads waiting for fr ..., Miklos Szeredi, (Wed Oct 29, 7:50 am)

Re: [linux-pm] Freezer: Don't count threads waiting for fr ..., Alan Stern, (Wed Oct 29, 8:28 am)

Re: [linux-pm] Freezer: Don't count threads waiting for fr ..., Miklos Szeredi, (Wed Oct 29, 8:50 am)

Re: [linux-pm] Freezer: Don't count threads waiting for fr ..., Miklos Szeredi, (Wed Oct 29, 9:10 am)

Re: [linux-pm] Freezer: Don't count threads waiting for fr ..., Alan Stern, (Wed Oct 29, 9:17 am)

Re: [linux-pm] Freezer: Don't count threads waiting for fr ..., Alan Stern, (Wed Oct 29, 1:37 pm)

Re: [linux-pm] Freezer: Don't count threads waiting for fr ..., Rafael J. Wysocki, (Wed Oct 29, 2:11 pm)

Re: [linux-pm] Freezer: Don't count threads waiting for fr ..., Nigel Cunningham, (Wed Oct 29, 2:45 pm)

Re: [linux-pm] Freezer: Don't count threads waiting for fr ..., Rafael J. Wysocki, (Wed Oct 29, 3:07 pm)

Re: [linux-pm] Freezer: Don't count threads waiting for fr ..., Miklos Szeredi, (Wed Oct 29, 4:43 pm)

Re: [linux-pm] Freezer: Don't count threads waiting for fr ..., Miklos Szeredi, (Wed Oct 29, 4:48 pm)

Re: [linux-pm] Freezer: Don't count threads waiting for fr ..., Miklos Szeredi, (Wed Oct 29, 4:53 pm)

Re: [linux-pm] Freezer: Don't count threads waiting for fr ..., Matthew Garrett, (Wed Oct 29, 4:56 pm)

Re: [linux-pm] Freezer: Don't count threads waiting for fr ..., Nigel Cunningham, (Thu Oct 30, 6:04 am)

Re: [linux-pm] Freezer: Don't count threads waiting for fr ..., Alan Stern, (Thu Oct 30, 6:54 am)

Re: [linux-pm] Freezer: Don't count threads waiting for fr ..., Alan Stern, (Thu Oct 30, 6:56 am)

Re: [linux-pm] Freezer: Don't count threads waiting for fr ..., Miklos Szeredi, (Thu Oct 30, 7:39 am)

Re: [linux-pm] Freezer: Don't count threads waiting for fr ..., Alan Stern, (Thu Oct 30, 10:07 am)

Re: [linux-pm] Freezer: Don't count threads waiting for fr ..., Miklos Szeredi, (Thu Oct 30, 10:43 am)

Re: [linux-pm] Freezer: Don't count threads waiting for fr ..., Rafael J. Wysocki, (Thu Oct 30, 1:17 pm)

Re: [linux-pm] Freezer: Don't count threads waiting for fr ..., Nigel Cunningham, (Thu Oct 30, 2:44 pm)

Re: [linux-pm] Freezer: Don't count threads waiting for fr ..., Miklos Szeredi, (Fri Oct 31, 1:49 am)

Re: [linux-pm] Freezer: Don't count threads waiting for fr ..., Nigel Cunningham, (Fri Oct 31, 2:10 am)

Re: [linux-pm] Freezer: Don't count threads waiting for fr ..., Miklos Szeredi, (Fri Oct 31, 2:16 am)

Re: [linux-pm] Freezer: Don't count threads waiting for fr ..., Nigel Cunningham, (Fri Oct 31, 4:28 am)

Re: [linux-pm] Freezer: Don't count threads waiting for fr ..., Miklos Szeredi, (Fri Oct 31, 5:44 am)