Messages in this thread | | | Date | Thu, 15 Jan 2004 18:05:03 +0100 | From | Jens Axboe <> | Subject | Re: smp dead lock of io_request_lock/queue_lock patch |
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On Thu, Jan 15 2004, Bill Davidsen wrote: > Doug Ledford wrote: > >On Mon, 2004-01-12 at 04:22, Jens Axboe wrote: > > > >>On Mon, Jan 12 2004, Arjan van de Ven wrote: > >> > >>>On Mon, Jan 12, 2004 at 10:19:46AM +0100, Jens Axboe wrote: > >>> > >>>>... and still exists in your 2.4.21 based kernel. > >>> > >>>The RHL 2.4.21 kernels don't have the locking patch at all... > >> > >>But RHEL3 does: > >> > >>http://kernelnewbies.org/kernels/rhel3/SOURCES/linux-2.4.21-iorl.patch > >> > >>and the bug is there. > > > > > >But in RHEL3 the bug is fixed already (not in a released kernel, but the > >fix went into our internal kernel some time back and will be in our next > >update kernel). From my internal bk tree for this stuff: > > "not in a released kernel..." Do I read this right? That you have a fix > for a critical bug and it hasn't been pushed to customers yet? How about > security bugs, has the fix you pushed in RH-9.0 been push to EL customers?
Calm down, it's a bug fix for a deadlock that _could_ trigger on SMP only in SCSI error recovery.
-- Jens Axboe
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