Il 17/12/2012 15:27, Paolo Bonzini ha scritto:
> Il 13/11/2012 18:25, Paolo Bonzini ha scritto:
>> > Privilege restrictions for SG_IO right now apply without distinction to
>> > all devices, based on the single capability CAP_SYS_RAWIO. This is a very
>> > broad capability, and makes it difficult
I haven't heard anything, so I'm going to push this through the PCI
tree. Let me know if anybody objects or would like to handle it
differently.
On Mon, Dec 17, 2012 at 12:21 PM, Bjorn Helgaas wrote:
> Ping. I didn't push this through my tree because I didn't want to
> create conflicts with oth
On Jan 04 Otto Meta wrote:
> Otto Meta wrote:
> > The single mutex for the sr module, introduced as a BKL replacement,
> > globally serialises all sr ioctls, which hurts multi-drive performance.
> >
> > This patch replaces sr_mutex with per-device mutexes in struct scsi_cd,
> > allowing concurrent
Stefan Richter wrote:
> On Jan 04 Otto Meta wrote:
> > Otto Meta wrote:
> > > The single mutex for the sr module, introduced as a BKL replacement,
> > > globally serialises all sr ioctls, which hurts multi-drive performance.
> > >
> > > This patch replaces sr_mutex with per-device mutexes in struc
On 2013-01-04 Stefan Richter wrote:
> As yo may have seen in the mailinglist archive, when Wakko and I tested
> with sr_mutex removed without any replacement, we were not able to trigger
> any race condition. However, we certainly did not attempt this very
> particular test (two drives on the same
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