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Re: refcounting drivers' data structures used in sysfs buffers
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From:
Alan Stern <stern@...>
To: Dmitry Torokhov <dmitry.torokhov@...>
Cc: Oliver Neukum <oneukum@...>, Maneesh Soni <maneesh@...>, <gregkh@...>, <linux-kernel@...>
Subject:
Re: refcounting drivers' data structures used in sysfs buffers
Date: Monday, March 12, 2007 - 4:45 pm
On Mon, 12 Mar 2007, Dmitry Torokhov wrote:
quoted text
> > Do you think Linus would listen if all three of us (plus maybe Greg) tried > > to convince him? > > > > If we'd accompany the argument with the patch that changes scsi to use > wq to perform deletion so we don't have deadlock regression in the > kernel he might be more perceptive...
I wrote that patch over the weekend but forgot to bring it in to work. I'll post it tonight or tomorrow.
quoted text
> He is right about lifetime > issues but this is not strictly lifetime issue as you correctly point > out. Plus, refcounting also bloats the kernel so I don't relly want to > use refcount for every integer I happen to export through sysfs if I > can simply "revoke" access.
Agreed. Alan Stern -
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Messages in current thread:
refcounting drivers' data structures used in sysfs buffers
, Oliver Neukum
, (Thu Mar 8, 9:05 am)
Re: refcounting drivers' data structures used in sysfs buffers
, Alan Stern
, (Thu Mar 8, 12:02 pm)
Re: refcounting drivers' data structures used in sysfs buffers
, Oliver Neukum
, (Thu Mar 8, 8:45 pm)
Re: refcounting drivers' data structures used in sysfs buffers
, Alan Stern
, (Fri Mar 9, 12:32 pm)
Re: refcounting drivers' data structures used in sysfs buffers
, Oliver Neukum
, (Fri Mar 9, 12:44 pm)
Re: refcounting drivers' data structures used in sysfs buffers
, Dmitry Torokhov
, (Fri Mar 9, 1:02 pm)
Re: refcounting drivers' data structures used in sysfs buffers
, Oliver Neukum
, (Fri Mar 9, 1:18 pm)
Re: refcounting drivers' data structures used in sysfs buffers
, Dmitry Torokhov
, (Fri Mar 9, 1:34 pm)
Re: refcounting drivers' data structures used in sysfs buffers
, Alan Stern
, (Fri Mar 9, 4:08 pm)
Re: refcounting drivers' data structures used in sysfs buffers
, Oliver Neukum
, (Fri Mar 9, 4:48 pm)
Re: refcounting drivers' data structures used in sysfs buffers
, Alan Stern
, (Sat Mar 10, 3:19 pm)
Re: refcounting drivers' data structures used in sysfs buffers
, Oliver Neukum
, (Mon Mar 12, 4:54 am)
Re: refcounting drivers' data structures used in sysfs buffers
, Alan Stern
, (Mon Mar 12, 10:57 am)
Re: refcounting drivers' data structures used in sysfs buffers
, Oliver Neukum
, (Mon Mar 12, 11:23 am)
Re: refcounting drivers' data structures used in sysfs buffers
, Dmitry Torokhov
, (Mon Mar 12, 11:42 am)
Re: refcounting drivers' data structures used in sysfs buffers
, Oliver Neukum
, (Mon Mar 12, 11:59 am)
Re: refcounting drivers' data structures used in sysfs buffers
, Alan Stern
, (Mon Mar 12, 12:21 pm)
Re: refcounting drivers' data structures used in sysfs buffers
, Oliver Neukum
, (Mon Mar 12, 2:25 pm)
Re: refcounting drivers' data structures used in sysfs buffers
, Alan Stern
, (Mon Mar 12, 3:31 pm)
Re: refcounting drivers' data structures used in sysfs buffers
, Oliver Neukum
, (Mon Mar 12, 3:49 pm)
Re: refcounting drivers' data structures used in sysfs buffers
, Alan Stern
, (Mon Mar 12, 4:03 pm)
Re: refcounting drivers' data structures used in sysfs buffers
, Dmitry Torokhov
, (Mon Mar 12, 4:31 pm)
Re: refcounting drivers' data structures used in sysfs buffers
, Richard Purdie
, (Mon Mar 12, 5:31 pm)
Re: 2.6.21-rc suspend regression: sysfs deadlock
, Alan Stern
, (Tue Mar 13, 11:00 am)
Re: 2.6.21-rc suspend regression: sysfs deadlock
, Hugh Dickins
, (Tue Mar 13, 3:00 pm)
Re: 2.6.21-rc suspend regression: sysfs deadlock
, Alan Stern
, (Tue Mar 13, 4:09 pm)
Re: 2.6.21-rc suspend regression: sysfs deadlock
, Hugh Dickins
, (Tue Mar 13, 4:55 pm)
Re: 2.6.21-rc suspend regression: sysfs deadlock
, Alan Stern
, (Tue Mar 13, 5:20 pm)
Re: 2.6.21-rc suspend regression: sysfs deadlock
, Dmitry Torokhov
, (Tue Mar 13, 5:08 pm)
Re: 2.6.21-rc suspend regression: sysfs deadlock
, Cornelia Huck
, (Tue Mar 13, 2:42 pm)
Re: 2.6.21-rc suspend regression: sysfs deadlock
, Linus Torvalds
, (Tue Mar 13, 5:20 pm)
Re: 2.6.21-rc suspend regression: sysfs deadlock
, Alan Stern
, (Wed Mar 14, 12:12 pm)
Re: 2.6.21-rc suspend regression: sysfs deadlock
, Cornelia Huck
, (Wed Mar 14, 2:43 pm)
Re: 2.6.21-rc suspend regression: sysfs deadlock
, Alan Stern
, (Wed Mar 14, 3:23 pm)
Re: 2.6.21-rc suspend regression: sysfs deadlock
, Cornelia Huck
, (Thu Mar 15, 6:27 am)
Re: 2.6.21-rc suspend regression: sysfs deadlock
, Alan Stern
, (Thu Mar 15, 10:27 am)
Re: 2.6.21-rc suspend regression: sysfs deadlock
, Hugh Dickins
, (Thu Mar 15, 12:29 pm)
Re: 2.6.21-rc suspend regression: sysfs deadlock
, Linus Torvalds
, (Thu Mar 15, 12:51 pm)
[PATCH] sysfs and driver core: add callback helper, used by ...
, Alan Stern
, (Thu Mar 15, 3:50 pm)
[PATCH] sysfs: reinstate exclusion between method calls and ...
, Alan Stern
, (Thu Mar 15, 3:51 pm)
Re: 2.6.21-rc suspend regression: sysfs deadlock
, Cornelia Huck
, (Thu Mar 15, 11:32 am)
Re: 2.6.21-rc suspend regression: sysfs deadlock
, Hugh Dickins
, (Thu Mar 15, 8:31 am)
Re: 2.6.21-rc suspend regression: sysfs deadlock
, Oliver Neukum
, (Thu Mar 15, 9:02 am)
Re: 2.6.21-rc suspend regression: sysfs deadlock
, Dmitry Torokhov
, (Thu Mar 15, 9:22 am)
Re: 2.6.21-rc suspend regression: sysfs deadlock
, Hugh Dickins
, (Thu Mar 15, 9:59 am)
Re: refcounting drivers' data structures used in sysfs buffers
, Alan Stern
, (Mon Mar 12, 4:45 pm)
Re: refcounting drivers' data structures used in sysfs buffers
, Oliver Neukum
, (Mon Mar 12, 4:15 pm)
Re: refcounting drivers' data structures used in sysfs buffers
, Alan Stern
, (Fri Mar 9, 3:32 pm)
Re: refcounting drivers' data structures used in sysfs buffers
, Oliver Neukum
, (Fri Mar 9, 4:05 pm)
Re: refcounting drivers' data structures used in sysfs buffers
, Alan Stern
, (Fri Mar 9, 4:27 pm)
Re: refcounting drivers' data structures used in sysfs buffers
, Oliver Neukum
, (Fri Mar 9, 4:39 pm)
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