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mm/hmm: select mmu notifier when selecting HMM
[ Upstream commit 734fb89968
]
To avoid random config build issue, select mmu notifier when HMM is
selected. In any cases when HMM get selected it will be by users that
will also wants the mmu notifier.
Link: http://lkml.kernel.org/r/20190403193318.16478-2-jglisse@redhat.com
Signed-off-by: Jérôme Glisse <jglisse@redhat.com>
Acked-by: Balbir Singh <bsingharora@gmail.com>
Cc: Ralph Campbell <rcampbell@nvidia.com>
Cc: John Hubbard <jhubbard@nvidia.com>
Cc: Dan Williams <dan.j.williams@intel.com>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Dan Carpenter <dan.carpenter@oracle.com>
Cc: Ira Weiny <ira.weiny@intel.com>
Cc: Matthew Wilcox <willy@infradead.org>
Cc: Souptick Joarder <jrdr.linux@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
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@ -700,12 +700,12 @@ config DEV_PAGEMAP_OPS
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config HMM
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config HMM
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bool
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bool
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select MMU_NOTIFIER
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select MIGRATE_VMA_HELPER
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select MIGRATE_VMA_HELPER
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config HMM_MIRROR
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config HMM_MIRROR
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bool "HMM mirror CPU page table into a device page table"
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bool "HMM mirror CPU page table into a device page table"
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depends on ARCH_HAS_HMM
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depends on ARCH_HAS_HMM
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select MMU_NOTIFIER
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select HMM
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select HMM
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help
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help
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Select HMM_MIRROR if you want to mirror range of the CPU page table of a
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Select HMM_MIRROR if you want to mirror range of the CPU page table of a
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