[PATCH] arm64: allow vmalloc regions to be set with set_memory_*
will.deacon at arm.com
Thu Jan 28 07:08:16 PST 2016
On Mon, Jan 18, 2016 at 03:01:05PM +0100, Ard Biesheuvel wrote:
> The range of set_memory_* is currently restricted to the module address
> range because of difficulties in breaking down larger block sizes.
> vmalloc maps PAGE_SIZE pages so it is safe to use as well. Update the
> function ranges and add a comment explaining why the range is restricted
> the way it is.
> Suggested-by: Laura Abbott <labbott at fedoraproject.org>
> Signed-off-by: Ard Biesheuvel <ard.biesheuvel at linaro.org>
> arch/arm64/mm/pageattr.c | 23 +++++++++++++++++++----
> 1 file changed, 19 insertions(+), 4 deletions(-)
What's the user for this? It would be better to apply along with something
that actually needs to change permission for arbitrary vmalloc mappings.
Anyway, with that (and a rebase to -rc2):
Acked-by: Will Deacon <will.deacon at arm.com>
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