Messages in this thread | | | Subject | Re: [PATCH] vfio-ccw: process ssch with interrupts disabled | From | Halil Pasic <> | Date | Thu, 19 Apr 2018 14:01:09 +0200 |
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On 04/13/2018 04:05 PM, Cornelia Huck wrote: > When we call ssch, an interrupt might already be pending once we > return from the START SUBCHANNEL instruction. Therefore we need to > make sure interrupts are disabled until after we're done with our > processing. > > Note that the subchannel lock is the same as the ccwdevice lock that > is mentioned in the documentation for ccw_device_start() and friends. > > Signed-off-by: Cornelia Huck<cohuck@redhat.com>
Acked-by: Halil Pasic <pasic@linux.vnet.ibm.com>
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