iommu/arm-smmu: Make force_stage module param read-only in sysfs

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Changing force_stage dynamically isn't supported by the driver and it
also doesn't make a whole lot of sense to change it once the SMMU is up
and running.

This patch makes the sysfs entry for the parameter read-only.

Signed-off-by: Will Deacon <will.deacon@arm.com>
Signed-off-by: Joerg Roedel <jroedel@suse.de>

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Will Deacon 2015-05-27 17:09:35 +01:00 • committed by Joerg Roedel

parent 661d962f19

commit e3ce0c940e

1 changed files with 1 additions and 1 deletions

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drivers/iommu/arm-smmu.c

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