NVMe: make setup work for devices that don't do INTx

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The setup/probe part currently relies on INTx being there and
working, that's not always the case. For devices that don't
advertise INTx, enable a single MSIx vector early on and disable
it again before we ask for our full range of queue vecs.

Acked-by: Keith Busch <keith.busch@intel.com>
Signed-off-by: Jens Axboe <axboe@fb.com>

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Jens Axboe 2014-11-14 09:49:26 -07:00

parent b352172976

commit e32efbfc35

1 changed files with 19 additions and 0 deletions

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drivers/block/nvme-core.c

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