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mm/hmm: allow HMM_MIRROR on all architectures with MMU 

There isn't really any architecture specific code in this page table walk
implementation, so drop the dependencies.

Link: https://lore.kernel.org/r/20190806160554.14046-14-hch@lst.de
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Jason Gunthorpe <jgg@mellanox.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
alistair/sunxi64-5.4-dsi
Christoph Hellwig 2019-08-06 19:05:51 +03:00 committed by Jason Gunthorpe
parent 251bbe59b7
commit f442c283ef
1 changed files with 1 additions and 2 deletions
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mm/Kconfig
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@ -677,8 +677,7 @@ config DEV_PAGEMAP_OPS
config HMM_MIRROR
bool "HMM mirror CPU page table into a device page table"
depends on (X86_64 || PPC64)
depends on MMU && 64BIT
depends on MMU
select MMU_NOTIFIER
help
Select HMM_MIRROR if you want to mirror range of the CPU page table of a