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| author |   Dan Williams <dan.j.williams@intel.com> | 2018-05-02 06:46:33 -0700 |
|---|---|---|
| committer | Dan Williams <dan.j.williams@intel.com> | 2018-05-22 23:18:31 -0700 |
| commit | b3a9a0c36e1f7b9e2e6cf965c2bb973624f2b3b9 (patch) | |
| tree | 54f43a8720a29159310b112cf21e7d3a3b5dce85 /tools/testing/nvdimm | |
| parent | uio, lib: Fix CONFIG_ARCH_HAS_UACCESS_MCSAFE compilation (diff) | |
| download | linux-dev-b3a9a0c36e1f7b9e2e6cf965c2bb973624f2b3b9.tar.xz linux-dev-b3a9a0c36e1f7b9e2e6cf965c2bb973624f2b3b9.zip | |
dax: Introduce a ->copy_to_iter dax operation
Similar to the ->copy_from_iter() operation, a platform may want to
deploy an architecture or device specific routine for handling reads
from a dax_device like /dev/pmemX. On x86 this routine will point to a
machine check safe version of copy_to_iter(). For now, add the plumbing
to device-mapper and the dax core.
Cc: Ross Zwisler <ross.zwisler@linux.intel.com>
Cc: Mike Snitzer <snitzer@redhat.com>
Cc: Christoph Hellwig <hch@lst.de>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Diffstat (limited to 'tools/testing/nvdimm')
0 files changed, 0 insertions, 0 deletions