login
Login
/
Register
Search
Forums
News
Blogs
Features
Site
Home
»
Mailing list archives
»
linux-kernel
»
2007
»
October
»
27
Re: BUG: lock held when returning to user space
view
thread
!MAILaRCHIVE_VOTE_RePLACE
Previous message: [
thread
] [
date
] [
author
]
Next message: [
thread
] [
date
] [
author
]
[view in full thread]
From:
Linus Torvalds <torvalds@...>
To: Peter Zijlstra <a.p.zijlstra@...>
Cc: Jiri Kosina <jikos@...>, Gabriel C <nix.or.die@...>, <a.zummo@...>, Linux Kernel Mailing List <linux-kernel@...>, Andrew Morton <akpm@...>, <rtc-linux@...>, Ingo Molnar <mingo@...>
Subject:
Re: BUG: lock held when returning to user space
Date: Saturday, October 27, 2007 - 12:35 pm
On Sat, 27 Oct 2007, Peter Zijlstra wrote:
quoted text
> > Now I could probably come up with an annotation to hide it, but what do > other people think, Ingo, Linus, Andrew, do we want to keep kernel locks > held over userspace?
Definitely not a sane thing to do. It should use ref-counting and/or a single bit to say "busy". Linus -
unsubscribe notice
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to
majordomo@vger.kernel.org
More majordomo info at
http://vger.kernel.org/majordomo-info.html
Please read the FAQ at
http://www.tux.org/lkml/
Previous message: [
thread
] [
date
] [
author
]
Next message: [
thread
] [
date
] [
author
]
Messages in current thread:
BUG: lock held when returning to user space
, Gabriel C
, (Sat Oct 27, 10:19 am)
Re: BUG: lock held when returning to user space
, Jiri Kosina
, (Sat Oct 27, 11:12 am)
Re: BUG: lock held when returning to user space
, Arjan van de Ven
, (Sat Oct 27, 11:47 am)
Re: BUG: lock held when returning to user space
, Peter Zijlstra
, (Sat Oct 27, 12:09 pm)
Re: BUG: lock held when returning to user space
, Arjan van de Ven
, (Sat Oct 27, 1:05 pm)
Re: BUG: lock held when returning to user space
, Peter Zijlstra
, (Sat Oct 27, 11:28 am)
Re: BUG: lock held when returning to user space
, Jiri Kosina
, (Sat Oct 27, 6:47 pm)
Re: [rtc-linux] Re: BUG: lock held when returning to user sp...
, Alessandro Zummo
, (Mon Oct 29, 8:20 am)
Re: BUG: lock held when returning to user space
, Linus Torvalds
, (Sat Oct 27, 12:35 pm)
Re: BUG: lock held when returning to user space
, Andrew Morton
, (Sat Oct 27, 11:46 am)
Re: BUG: lock held when returning to user space
, Jiri Kosina
, (Sun Oct 28, 7:12 am)
Re: BUG: lock held when returning to user space
, Alessandro Zummo
, (Mon Oct 29, 8:20 am)
Navigation
Create content
Mailing list archives
Recent posts
Popular discussions
linux-kernel
:
Tarkan Erimer
Re: Dual-Licensing Linux Kernel with GPL V2 and GPL V3
James Bottomley
Re: Announce: Linux-next (Or Andrew's dream :-))
David Woodhouse
Re: [PATCH 2/3] firmware: convert korg1212 driver to use firmware loader exclusively
Kamalesh Babulal
Re: 2.6.24-rc8-mm1 Build Failure on S390x
git
:
linux-netdev
:
David Miller
[GIT]: Networking
Jarek Poplawski
Re: [PATCH] pkt_sched: Destroy gen estimators under rtnl_lock().
Gerrit Renker
[PATCH 27/37] dccp: Integration of dynamic feature activation - part 2 (server side)
KOSAKI Motohiro
[bug?] tg3: Failed to load firmware "tigon/tg3_tso.bin"
openbsd-misc
:
Colocation donated by:
Who's online
There are currently
1 user
and
801 guests
online.
Online users
negociosiney
Syndicate