mm/hmm/test: add selftest driver for HMM

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This driver is for testing device private memory migration and devices
which use hmm_range_fault() to access system memory via device page tables.

Link: https://lore.kernel.org/r/20200422195028.3684-2-rcampbell@nvidia.com
Link: https://lore.kernel.org/r/20200516010424.2013-1-rcampbell@nvidia.com
Signed-off-by: Ralph Campbell <rcampbell@nvidia.com>
Signed-off-by: Jérôme Glisse <jglisse@redhat.com>
Link: https://lore.kernel.org/r/20200509030225.14592-1-weiyongjun1@huawei.com
Link: https://lore.kernel.org/r/20200509030234.14747-1-weiyongjun1@huawei.com
Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
Link: https://lore.kernel.org/r/20200511183704.GA225608@mwanda
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>

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Ralph Campbell 2020-04-22 12:50:26 -07:00 • committed by Jason Gunthorpe

parent 2733ea144d

commit b2ef9f5a5c

4 changed files with 1237 additions and 0 deletions

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13

lib/Kconfig.debug

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1

lib/Makefile

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1164

lib/test_hmm.c

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59

lib/test_hmm_uapi.h

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