iommu/amd: Restart loop if cmpxchg64 succeeded in alloc_pte()

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This makes sure that __pte always contains the correct value
when the pointer to the next page-table level is derived.

Signed-off-by: Joerg Roedel <jroedel@suse.de>

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Joerg Roedel 2018-11-09 12:07:10 +01:00

parent 6d568ef9a6

commit 9db034d57a

1 changed files with 5 additions and 6 deletions

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drivers/iommu/amd_iommu.c

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