Re: 2.6.21-rc suspend regression: sysfs deadlock

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From: Hugh Dickins
Date: Thursday, March 15, 2007 - 9:29 am

On Thu, 15 Mar 2007, Alan Stern wrote:

The only thing wrong with sysfs_do_something_in_a_different_task_context()
is the length of the name.  "do", that's good, much better than "access".

sysfs_access_in_other_task() left me wondering what this "other" task
was, and what kind of "access" it's trying to get - or is the calling
task the other, and it's trying to access something it wouldn't
directly have access to?


True, though since he's saying "work" rather than "workstruct",
I was okay with that: it's a sysfs wrapper to schedule_work().


A lot happier than with sysfs_access_in_other_task() -
if you prefer this to Dmitry's, it's okay by me.

Hugh
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Messages in current thread:
Re: 2.6.21-rc suspend regression: sysfs deadlock, Alan Stern, (Tue Mar 13, 8:00 am)
Re: 2.6.21-rc suspend regression: sysfs deadlock, Cornelia Huck, (Tue Mar 13, 11:42 am)
Re: 2.6.21-rc suspend regression: sysfs deadlock, Hugh Dickins, (Tue Mar 13, 12:00 pm)
Re: 2.6.21-rc suspend regression: sysfs deadlock, Alan Stern, (Tue Mar 13, 1:09 pm)
Re: 2.6.21-rc suspend regression: sysfs deadlock, Hugh Dickins, (Tue Mar 13, 1:55 pm)
Re: 2.6.21-rc suspend regression: sysfs deadlock, Dmitry Torokhov, (Tue Mar 13, 2:08 pm)
Re: 2.6.21-rc suspend regression: sysfs deadlock, Linus Torvalds, (Tue Mar 13, 2:20 pm)
Re: 2.6.21-rc suspend regression: sysfs deadlock, Alan Stern, (Tue Mar 13, 2:20 pm)
Re: 2.6.21-rc suspend regression: sysfs deadlock, Alan Stern, (Wed Mar 14, 9:12 am)
Re: 2.6.21-rc suspend regression: sysfs deadlock, Cornelia Huck, (Wed Mar 14, 11:43 am)
Re: 2.6.21-rc suspend regression: sysfs deadlock, Alan Stern, (Wed Mar 14, 12:23 pm)
Re: 2.6.21-rc suspend regression: sysfs deadlock, Cornelia Huck, (Thu Mar 15, 3:27 am)
Re: 2.6.21-rc suspend regression: sysfs deadlock, Hugh Dickins, (Thu Mar 15, 5:31 am)
Re: 2.6.21-rc suspend regression: sysfs deadlock, Oliver Neukum, (Thu Mar 15, 6:02 am)
Re: 2.6.21-rc suspend regression: sysfs deadlock, Dmitry Torokhov, (Thu Mar 15, 6:22 am)
Re: 2.6.21-rc suspend regression: sysfs deadlock, Hugh Dickins, (Thu Mar 15, 6:59 am)
Re: 2.6.21-rc suspend regression: sysfs deadlock, Alan Stern, (Thu Mar 15, 7:27 am)
Re: 2.6.21-rc suspend regression: sysfs deadlock, Cornelia Huck, (Thu Mar 15, 8:32 am)
Re: 2.6.21-rc suspend regression: sysfs deadlock, Hugh Dickins, (Thu Mar 15, 9:29 am)
Re: 2.6.21-rc suspend regression: sysfs deadlock, Linus Torvalds, (Thu Mar 15, 9:51 am)