Commit 21d3bbdd authored Nov 02, 2018 by Sagi Grimberg Committed by Jens Axboe Nov 09, 2018

nvmet: don't try to add ns to p2p map unless it actually uses it



Even without CONFIG_P2PDMA this results in a error print:
nvmet: no peer-to-peer memory is available that's supported by rxe0 and /dev/nullb0

Fixes: c6925093 ("nvmet: Optionally use PCI P2P memory")
Signed-off-by: Sagi Grimberg <sagi@grimberg.me>
Reviewed-by: Logan Gunthorpe <logang@deltatee.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>

parent bb39ba6a

drivers/nvme/target/core.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -420,7 +420,7 @@ static void nvmet_p2pmem_ns_add_p2p(struct nvmet_ctrl *ctrl,
		struct pci_dev *p2p_dev;
		int ret;

		if (!ctrl->p2p_client)
		if (!ctrl->p2p_client \|\| !ns->use_p2pmem)
		return;

		if (ns->p2p_dev) {

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