Re: [Ksummit-2010-discuss] [v2] Remaining BKL users, what to do

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Tue, 19 Oct 2010, Greg KH wrote:

> > > > So no need to clean it up for multiprocessor support.
> > > > 
> > > > http://download.intel.com/design/chipsets/datashts/29067602.pdf
> > > > http://www.intel.com/design/chipsets/specupdt/29069403.pdf
> > > 
> > > Great, we can just drop all calls to lock_kernel() and the like in the
> > > driver and be done with it, right?
> > 
> > No,
> > 
> > you still need to switch off preemption.
> 
> Hm, how would you do that from within a driver?

preempt_disable()

-- 
Jiri Kosina
SUSE Labs, Novell Inc.
--
To unsubscribe from this list: send the line "unsubscribe linux-fsdevel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html


[Index of Archives]     [Linux Ext4 Filesystem]     [Union Filesystem]     [Filesystem Testing]     [Ceph Users]     [Ecryptfs]     [AutoFS]     [Kernel Newbies]     [Share Photos]     [Security]     [Netfilter]     [Bugtraq]     [Yosemite News]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Linux Cachefs]     [Reiser Filesystem]     [Linux RAID]     [Samba]     [Device Mapper]     [CEPH Development]
  Powered by Linux