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PCI/P2PDMA: Clean up documentation and kernel-doc

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Fix typos, spellos, and grammar in p2pdma.rst and p2pdma.c.

Fix return value(s) in function pci_p2pmem_alloc_sgl().

Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Acked-by: Logan Gunthorpe <logang@deltatee.com>
Cc: Jonathan Corbet <corbet@lwn.net>
This commit is contained in:
Randy Dunlap
2018-12-01 09:31:34 -08:00
committed by Bjorn Helgaas
parent 651022382c
commit fcf9ab35ba
2 changed files with 9 additions and 9 deletions
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4
Documentation/driver-api/pci/p2pdma.rst
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@@ -49,7 +49,7 @@ For example, in the NVMe Target Copy Offload implementation:
in that it exposes any CMB (Controller Memory Buffer) as a P2P memory
resource (provider), it accepts P2P memory pages as buffers in requests
to be used directly (client) and it can also make use of the CMB as
submission queue entries (orchastrator).
submission queue entries (orchestrator).
* The RDMA driver is a client in this arrangement so that an RNIC
can DMA directly to the memory exposed by the NVMe device.
* The NVMe Target driver (nvmet) can orchestrate the data from the RNIC
@@ -111,7 +111,7 @@ that's compatible with all clients using :c:func:`pci_p2pmem_find()`.
If more than one provider is supported, the one nearest to all the clients will
be chosen first. If more than one provider is an equal distance away, the
one returned will be chosen at random (it is not an arbitrary but
truely random). This function returns the PCI device to use for the provider
truly random). This function returns the PCI device to use for the provider
with a reference taken and therefore when it's no longer needed it should be
returned with pci_dev_put().