Hi Stefano,
On 23/01/2019 23:27, Stefano Stabellini wrote:
On Wed, 28 Nov 2018, Julien Grall wrote:
A follow-up patch will need to generate the VTTBR in a few places.
Signed-off-by: Julien Grall <julien.gr...@arm.com>
---
xen/arch/arm/p2m.c | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/xen/arch/arm/p2m.c b/xen/arch/arm/p2m.c
index 6c76298ebc..8ebf1e8dba 100644
--- a/xen/arch/arm/p2m.c
+++ b/xen/arch/arm/p2m.c
@@ -47,6 +47,11 @@ static const paddr_t level_masks[] =
static const uint8_t level_orders[] =
{ ZEROETH_ORDER, FIRST_ORDER, SECOND_ORDER, THIRD_ORDER };
+static uint64_t generate_vttbr(uint16_t vmid, mfn_t root_mfn)
+{
+ return (mfn_to_maddr(root_mfn) | ((uint64_t)vmid << 48));
Outer brackets are not necessary. Regardless:
I would prefer to keep them here.
Reviewed-by: Stefano Stabellini <sstabell...@kernel.org>
Thank you!
Cheers,
--
Julien Grall
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