tree a544669c2fa6e2bf100c409e45ffaf0882847e2f
parent 6becfe913bda839ae27224a2ea9d6cfb07c3fa2d
author Ira Weiny <ira.weiny@intel.com> 1624380982 -0700
committer Jason Gunthorpe <jgg@nvidia.com> 1624558021 -0300

RDMA/irdma: Remove use of kmap()

kmap() is being deprecated and will break uses of device dax after PKS
protection is introduced.[1]

The kmap() used in the irdma CM driver is thread local.  Therefore
kmap_local_page() is sufficient to use and may provide performance
benefits as well.  kmap_local_page() will work with device dax and pgmap
protected pages.

Use kmap_local_page() instead of kmap().

[1] https://lore.kernel.org/lkml/20201009195033.3208459-59-ira.weiny@intel.com/

Link: https://lore.kernel.org/r/20210622165622.2638628-1-ira.weiny@intel.com
Signed-off-by: Ira Weiny <ira.weiny@intel.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>