The level shift can be encoded with 8-bit. So it is not necessary to use paddr_t (i.e 64-bit).
Signed-off-by: Julien Grall <julien.gr...@arm.com> --- Changes in v2: - Use uint8_t rather than unsigned int - Replaced paddr_t by uint8_t in p2m_shatter_page --- xen/arch/arm/p2m.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/xen/arch/arm/p2m.c b/xen/arch/arm/p2m.c index b53d4cf..b4f75e8 100644 --- a/xen/arch/arm/p2m.c +++ b/xen/arch/arm/p2m.c @@ -687,14 +687,14 @@ static const paddr_t level_sizes[] = { ZEROETH_SIZE, FIRST_SIZE, SECOND_SIZE, THIRD_SIZE }; static const paddr_t level_masks[] = { ZEROETH_MASK, FIRST_MASK, SECOND_MASK, THIRD_MASK }; -static const paddr_t level_shifts[] = +static const uint8_t level_shifts[] = { ZEROETH_SHIFT, FIRST_SHIFT, SECOND_SHIFT, THIRD_SHIFT }; static int p2m_shatter_page(struct p2m_domain *p2m, lpae_t *entry, unsigned int level) { - const paddr_t level_shift = level_shifts[level]; + const uint8_t level_shift = level_shifts[level]; int rc = p2m_create_table(p2m, entry, level_shift - PAGE_SHIFT); if ( !rc ) -- 1.9.1 _______________________________________________ Xen-devel mailing list Xen-devel@lists.xen.org https://lists.xen.org/xen-devel